Merge pull request #46691 from corhere/backport-23.0/update-x-net-v0.17

[23.0 backport] vendor: golang.org/x/net v0.17.0

vendor.mod

@@ -82,10 +82,10 @@ require (
 	github.com/vishvananda/netlink v1.2.1-beta.2
 	github.com/vishvananda/netns v0.0.2
 	go.etcd.io/bbolt v1.3.7
-	golang.org/x/net v0.8.0
+	golang.org/x/net v0.17.0
 	golang.org/x/sync v0.1.0
-	golang.org/x/sys v0.6.0
-	golang.org/x/text v0.8.0
+	golang.org/x/sys v0.13.0
+	golang.org/x/text v0.13.0
 	golang.org/x/time v0.1.0
 	google.golang.org/genproto v0.0.0-20220706185917-7780775163c4
 	google.golang.org/grpc v1.50.1
@@ -157,7 +157,7 @@ require (
 	go.uber.org/atomic v1.9.0 // indirect
 	go.uber.org/multierr v1.8.0 // indirect
 	go.uber.org/zap v1.21.0 // indirect
-	golang.org/x/crypto v0.2.0 // indirect
+	golang.org/x/crypto v0.14.0 // indirect
 	golang.org/x/oauth2 v0.1.0 // indirect
 	google.golang.org/api v0.93.0 // indirect
 	google.golang.org/appengine v1.6.7 // indirect

vendor.sum

@@ -1100,8 +1100,8 @@ golang.org/x/crypto v0.0.0-20200728195943-123391ffb6de/go.mod h1:LzIPMQfyMNhhGPh
 golang.org/x/crypto v0.0.0-20201002170205-7f63de1d35b0/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
 golang.org/x/crypto v0.0.0-20210322153248-0c34fe9e7dc2/go.mod h1:T9bdIzuCu7OtxOm1hfPfRQxPLYneinmdGuTeoZ9dtd4=
 golang.org/x/crypto v0.0.0-20220411220226-7b82a4e95df4/go.mod h1:IxCIyHEi3zRg3s0A5j5BB6A9Jmi73HwBIUl50j+osU4=
-golang.org/x/crypto v0.2.0 h1:BRXPfhNivWL5Yq0BGQ39a2sW6t44aODpfxkWjYdzewE=
-golang.org/x/crypto v0.2.0/go.mod h1:hebNnKkNXi2UzZN1eVRvBB7co0a+JxK6XbPiWVs/3J4=
+golang.org/x/crypto v0.14.0 h1:wBqGXzWJW6m1XrIKlAH0Hs1JJ7+9KBwnIO8v66Q9cHc=
+golang.org/x/crypto v0.14.0/go.mod h1:MVFd36DqK4CsrnJYDkBA3VC4m2GkXAM0PvzMCn4JQf4=
 golang.org/x/exp v0.0.0-20190121172915-509febef88a4/go.mod h1:CJ0aWSM057203Lf6IL+f9T1iT9GByDxfZKAQTCR3kQA=
 golang.org/x/exp v0.0.0-20190306152737-a1d7652674e8/go.mod h1:CJ0aWSM057203Lf6IL+f9T1iT9GByDxfZKAQTCR3kQA=
 golang.org/x/exp v0.0.0-20190510132918-efd6b22b2522/go.mod h1:ZjyILWgesfNpC6sMxTJOJm9Kp84zZh5NQWvqDGG3Qr8=
@@ -1198,8 +1198,8 @@ golang.org/x/net v0.0.0-20220412020605-290c469a71a5/go.mod h1:CfG3xpIq0wQ8r1q4Su
 golang.org/x/net v0.0.0-20220425223048-2871e0cb64e4/go.mod h1:CfG3xpIq0wQ8r1q4Su4UZFWDARRcnwPjda9FqA0JpMk=
 golang.org/x/net v0.0.0-20220607020251-c690dde0001d/go.mod h1:XRhObCWvk6IyKnWLug+ECip1KBveYUHfp+8e9klMJ9c=
 golang.org/x/net v0.0.0-20220624214902-1bab6f366d9e/go.mod h1:XRhObCWvk6IyKnWLug+ECip1KBveYUHfp+8e9klMJ9c=
-golang.org/x/net v0.8.0 h1:Zrh2ngAOFYneWTAIAPethzeaQLuHwhuBkuV6ZiRnUaQ=
-golang.org/x/net v0.8.0/go.mod h1:QVkue5JL9kW//ek3r6jTKnTFis1tRmNAW2P1shuFdJc=
+golang.org/x/net v0.17.0 h1:pVaXccu2ozPjCXewfr1S7xza/zcXTity9cCdXQYSjIM=
+golang.org/x/net v0.17.0/go.mod h1:NxSsAGuq816PNPmqtQdLE42eU2Fs7NoRIZrHJAlaCOE=
 golang.org/x/oauth2 v0.0.0-20180821212333-d2e6202438be/go.mod h1:N/0e6XlmueqKjAGxoOufVs8QHGRruUQn6yWY3a++T0U=
 golang.org/x/oauth2 v0.0.0-20190226205417-e64efc72b421/go.mod h1:gOpvHmFTYa4IltrdGE7lF6nIHvwfUNPOp7c8zoXwtLw=
 golang.org/x/oauth2 v0.0.0-20190604053449-0f29369cfe45/go.mod h1:gOpvHmFTYa4IltrdGE7lF6nIHvwfUNPOp7c8zoXwtLw=
@@ -1355,11 +1355,11 @@ golang.org/x/sys v0.0.0-20220624220833-87e55d714810/go.mod h1:oPkhp1MJrh7nUepCBc
 golang.org/x/sys v0.0.0-20220715151400-c0bba94af5f8/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20220728004956-3c1f35247d10/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.2.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
-golang.org/x/sys v0.6.0 h1:MVltZSvRTcU2ljQOhs94SXPftV6DCNnZViHeQps87pQ=
-golang.org/x/sys v0.6.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/sys v0.13.0 h1:Af8nKPmuFypiUBjVoU9V20FiaFXOcuZI21p0ycVYYGE=
+golang.org/x/sys v0.13.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
 golang.org/x/term v0.0.0-20210927222741-03fcf44c2211/go.mod h1:jbD1KX2456YbFQfuXm/mYQcufACuNUgVhRMnK/tPxf8=
-golang.org/x/term v0.6.0 h1:clScbb1cHjoCkyRbWwBEUZ5H/tIFu5TAXIqaZD0Gcjw=
+golang.org/x/term v0.13.0 h1:bb+I9cTfFazGW51MZqBVmZy7+JEJMouUHTUSKVQLBek=
 golang.org/x/text v0.0.0-20170915032832-14c0d48ead0c/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
 golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
 golang.org/x/text v0.3.1-0.20180807135948-17ff2d5776d2/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
@@ -1369,8 +1369,8 @@ golang.org/x/text v0.3.4/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
 golang.org/x/text v0.3.5/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
 golang.org/x/text v0.3.6/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
 golang.org/x/text v0.3.7/go.mod h1:u+2+/6zg+i71rQMx5EYifcz6MCKuco9NR6JIITiCfzQ=
-golang.org/x/text v0.8.0 h1:57P1ETyNKtuIjB4SRd15iJxuhj8Gc416Y78H3qgMh68=
-golang.org/x/text v0.8.0/go.mod h1:e1OnstbJyHTd6l/uOt8jFFHp6TRDWZR/bV3emEE/zU8=
+golang.org/x/text v0.13.0 h1:ablQoSUd0tRdKxZewP80B+BaqeKJuVhuRxj/dkrun3k=
+golang.org/x/text v0.13.0/go.mod h1:TvPlkZtksWOMsz7fbANvkp4WM8x/WCo/om8BMLbz+aE=
 golang.org/x/time v0.0.0-20180412165947-fbb02b2291d2/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ=
 golang.org/x/time v0.0.0-20181108054448-85acf8d2951c/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ=
 golang.org/x/time v0.0.0-20190308202827-9d24e82272b4/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ=

vendor/golang.org/x/crypto/chacha20/chacha_arm64.go

@@ -2,8 +2,8 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-//go:build go1.11 && gc && !purego
-// +build go1.11,gc,!purego
+//go:build gc && !purego
+// +build gc,!purego
 
 package chacha20
 

vendor/golang.org/x/crypto/chacha20/chacha_arm64.s

@@ -2,8 +2,8 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-//go:build go1.11 && gc && !purego
-// +build go1.11,gc,!purego
+//go:build gc && !purego
+// +build gc,!purego
 
 #include "textflag.h"
 

vendor/golang.org/x/crypto/chacha20/chacha_noasm.go

@@ -2,8 +2,8 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-//go:build (!arm64 && !s390x && !ppc64le) || (arm64 && !go1.11) || !gc || purego
-// +build !arm64,!s390x,!ppc64le arm64,!go1.11 !gc purego
+//go:build (!arm64 && !s390x && !ppc64le) || !gc || purego
+// +build !arm64,!s390x,!ppc64le !gc purego
 
 package chacha20
 

vendor/golang.org/x/crypto/cryptobyte/asn1.go

@@ -264,36 +264,35 @@ func (s *String) ReadASN1Boolean(out *bool) bool {
 	return true
 }
 
-var bigIntType = reflect.TypeOf((*big.Int)(nil)).Elem()
-
 // ReadASN1Integer decodes an ASN.1 INTEGER into out and advances. If out does
-// not point to an integer or to a big.Int, it panics. It reports whether the
-// read was successful.
+// not point to an integer, to a big.Int, or to a []byte it panics. Only
+// positive and zero values can be decoded into []byte, and they are returned as
+// big-endian binary values that share memory with s. Positive values will have
+// no leading zeroes, and zero will be returned as a single zero byte.
+// ReadASN1Integer reports whether the read was successful.
 func (s *String) ReadASN1Integer(out interface{}) bool {
-	if reflect.TypeOf(out).Kind() != reflect.Ptr {
-		panic("out is not a pointer")
-	}
-	switch reflect.ValueOf(out).Elem().Kind() {
-	case reflect.Int, reflect.Int8, reflect.Int16, reflect.Int32, reflect.Int64:
+	switch out := out.(type) {
+	case *int, *int8, *int16, *int32, *int64:
 		var i int64
 		if !s.readASN1Int64(&i) || reflect.ValueOf(out).Elem().OverflowInt(i) {
 			return false
 		}
 		reflect.ValueOf(out).Elem().SetInt(i)
 		return true
-	case reflect.Uint, reflect.Uint8, reflect.Uint16, reflect.Uint32, reflect.Uint64:
+	case *uint, *uint8, *uint16, *uint32, *uint64:
 		var u uint64
 		if !s.readASN1Uint64(&u) || reflect.ValueOf(out).Elem().OverflowUint(u) {
 			return false
 		}
 		reflect.ValueOf(out).Elem().SetUint(u)
 		return true
-	case reflect.Struct:
-		if reflect.TypeOf(out).Elem() == bigIntType {
-			return s.readASN1BigInt(out.(*big.Int))
-		}
+	case *big.Int:
+		return s.readASN1BigInt(out)
+	case *[]byte:
+		return s.readASN1Bytes(out)
+	default:
+		panic("out does not point to an integer type")
 	}
-	panic("out does not point to an integer type")
 }
 
 func checkASN1Integer(bytes []byte) bool {
@@ -333,6 +332,21 @@ func (s *String) readASN1BigInt(out *big.Int) bool {
 	return true
 }
 
+func (s *String) readASN1Bytes(out *[]byte) bool {
+	var bytes String
+	if !s.ReadASN1(&bytes, asn1.INTEGER) || !checkASN1Integer(bytes) {
+		return false
+	}
+	if bytes[0]&0x80 == 0x80 {
+		return false
+	}
+	for len(bytes) > 1 && bytes[0] == 0 {
+		bytes = bytes[1:]
+	}
+	*out = bytes
+	return true
+}
+
 func (s *String) readASN1Int64(out *int64) bool {
 	var bytes String
 	if !s.ReadASN1(&bytes, asn1.INTEGER) || !checkASN1Integer(bytes) || !asn1Signed(out, bytes) {
@@ -417,6 +431,14 @@ func (s *String) readBase128Int(out *int) bool {
 		}
 		ret <<= 7
 		b := s.read(1)[0]
+
+		// ITU-T X.690, section 8.19.2:
+		// The subidentifier shall be encoded in the fewest possible octets,
+		// that is, the leading octet of the subidentifier shall not have the value 0x80.
+		if i == 0 && b == 0x80 {
+			return false
+		}
+
 		ret |= int(b & 0x7f)
 		if b&0x80 == 0 {
 			*out = ret
@@ -532,7 +554,7 @@ func (s *String) ReadASN1BitString(out *encoding_asn1.BitString) bool {
 		return false
 	}
 
-	paddingBits := uint8(bytes[0])
+	paddingBits := bytes[0]
 	bytes = bytes[1:]
 	if paddingBits > 7 ||
 		len(bytes) == 0 && paddingBits != 0 ||
@@ -545,7 +567,7 @@ func (s *String) ReadASN1BitString(out *encoding_asn1.BitString) bool {
 	return true
 }
 
-// ReadASN1BitString decodes an ASN.1 BIT STRING into out and advances. It is
+// ReadASN1BitStringAsBytes decodes an ASN.1 BIT STRING into out and advances. It is
 // an error if the BIT STRING is not a whole number of bytes. It reports
 // whether the read was successful.
 func (s *String) ReadASN1BitStringAsBytes(out *[]byte) bool {
@@ -554,7 +576,7 @@ func (s *String) ReadASN1BitStringAsBytes(out *[]byte) bool {
 		return false
 	}
 
-	paddingBits := uint8(bytes[0])
+	paddingBits := bytes[0]
 	if paddingBits != 0 {
 		return false
 	}
@@ -654,34 +676,27 @@ func (s *String) SkipOptionalASN1(tag asn1.Tag) bool {
 	return s.ReadASN1(&unused, tag)
 }
 
-// ReadOptionalASN1Integer attempts to read an optional ASN.1 INTEGER
-// explicitly tagged with tag into out and advances. If no element with a
-// matching tag is present, it writes defaultValue into out instead. If out
-// does not point to an integer or to a big.Int, it panics. It reports
-// whether the read was successful.
+// ReadOptionalASN1Integer attempts to read an optional ASN.1 INTEGER explicitly
+// tagged with tag into out and advances. If no element with a matching tag is
+// present, it writes defaultValue into out instead. Otherwise, it behaves like
+// ReadASN1Integer.
 func (s *String) ReadOptionalASN1Integer(out interface{}, tag asn1.Tag, defaultValue interface{}) bool {
-	if reflect.TypeOf(out).Kind() != reflect.Ptr {
-		panic("out is not a pointer")
-	}
 	var present bool
 	var i String
 	if !s.ReadOptionalASN1(&i, &present, tag) {
 		return false
 	}
 	if !present {
-		switch reflect.ValueOf(out).Elem().Kind() {
-		case reflect.Int, reflect.Int8, reflect.Int16, reflect.Int32, reflect.Int64,
-			reflect.Uint, reflect.Uint8, reflect.Uint16, reflect.Uint32, reflect.Uint64:
+		switch out.(type) {
+		case *int, *int8, *int16, *int32, *int64,
+			*uint, *uint8, *uint16, *uint32, *uint64, *[]byte:
 			reflect.ValueOf(out).Elem().Set(reflect.ValueOf(defaultValue))
-		case reflect.Struct:
-			if reflect.TypeOf(out).Elem() != bigIntType {
-				panic("invalid integer type")
-			}
-			if reflect.TypeOf(defaultValue).Kind() != reflect.Ptr ||
-				reflect.TypeOf(defaultValue).Elem() != bigIntType {
+		case *big.Int:
+			if defaultValue, ok := defaultValue.(*big.Int); ok {
+				out.(*big.Int).Set(defaultValue)
+			} else {
 				panic("out points to big.Int, but defaultValue does not")
 			}
-			out.(*big.Int).Set(defaultValue.(*big.Int))
 		default:
 			panic("invalid integer type")
 		}

vendor/golang.org/x/crypto/cryptobyte/builder.go

@@ -95,6 +95,11 @@ func (b *Builder) AddUint32(v uint32) {
 	b.add(byte(v>>24), byte(v>>16), byte(v>>8), byte(v))
 }
 
+// AddUint48 appends a big-endian, 48-bit value to the byte string.
+func (b *Builder) AddUint48(v uint64) {
+	b.add(byte(v>>40), byte(v>>32), byte(v>>24), byte(v>>16), byte(v>>8), byte(v))
+}
+
 // AddUint64 appends a big-endian, 64-bit value to the byte string.
 func (b *Builder) AddUint64(v uint64) {
 	b.add(byte(v>>56), byte(v>>48), byte(v>>40), byte(v>>32), byte(v>>24), byte(v>>16), byte(v>>8), byte(v))
@@ -303,9 +308,9 @@ func (b *Builder) add(bytes ...byte) {
 	b.result = append(b.result, bytes...)
 }
 
-// Unwrite rolls back n bytes written directly to the Builder. An attempt by a
-// child builder passed to a continuation to unwrite bytes from its parent will
-// panic.
+// Unwrite rolls back non-negative n bytes written directly to the Builder.
+// An attempt by a child builder passed to a continuation to unwrite bytes
+// from its parent will panic.
 func (b *Builder) Unwrite(n int) {
 	if b.err != nil {
 		return
@@ -317,6 +322,9 @@ func (b *Builder) Unwrite(n int) {
 	if length < 0 {
 		panic("cryptobyte: internal error")
 	}
+	if n < 0 {
+		panic("cryptobyte: attempted to unwrite negative number of bytes")
+	}
 	if n > length {
 		panic("cryptobyte: attempted to unwrite more than was written")
 	}

vendor/golang.org/x/crypto/cryptobyte/string.go

@@ -81,6 +81,17 @@ func (s *String) ReadUint32(out *uint32) bool {
 	return true
 }
 
+// ReadUint48 decodes a big-endian, 48-bit value into out and advances over it.
+// It reports whether the read was successful.
+func (s *String) ReadUint48(out *uint64) bool {
+	v := s.read(6)
+	if v == nil {
+		return false
+	}
+	*out = uint64(v[0])<<40 | uint64(v[1])<<32 | uint64(v[2])<<24 | uint64(v[3])<<16 | uint64(v[4])<<8 | uint64(v[5])
+	return true
+}
+
 // ReadUint64 decodes a big-endian, 64-bit value into out and advances over it.
 // It reports whether the read was successful.
 func (s *String) ReadUint64(out *uint64) bool {

vendor/golang.org/x/crypto/curve25519/curve25519.go

@@ -5,71 +5,18 @@
 // Package curve25519 provides an implementation of the X25519 function, which
 // performs scalar multiplication on the elliptic curve known as Curve25519.
 // See RFC 7748.
+//
+// Starting in Go 1.20, this package is a wrapper for the X25519 implementation
+// in the crypto/ecdh package.
 package curve25519 // import "golang.org/x/crypto/curve25519"
 
-import (
-	"crypto/subtle"
-	"errors"
-	"strconv"
-
-	"golang.org/x/crypto/curve25519/internal/field"
-)
-
 // ScalarMult sets dst to the product scalar * point.
 //
 // Deprecated: when provided a low-order point, ScalarMult will set dst to all
 // zeroes, irrespective of the scalar. Instead, use the X25519 function, which
 // will return an error.
 func ScalarMult(dst, scalar, point *[32]byte) {
-	var e [32]byte
-
-	copy(e[:], scalar[:])
-	e[0] &= 248
-	e[31] &= 127
-	e[31] |= 64
-
-	var x1, x2, z2, x3, z3, tmp0, tmp1 field.Element
-	x1.SetBytes(point[:])
-	x2.One()
-	x3.Set(&x1)
-	z3.One()
-
-	swap := 0
-	for pos := 254; pos >= 0; pos-- {
-		b := e[pos/8] >> uint(pos&7)
-		b &= 1
-		swap ^= int(b)
-		x2.Swap(&x3, swap)
-		z2.Swap(&z3, swap)
-		swap = int(b)
-
-		tmp0.Subtract(&x3, &z3)
-		tmp1.Subtract(&x2, &z2)
-		x2.Add(&x2, &z2)
-		z2.Add(&x3, &z3)
-		z3.Multiply(&tmp0, &x2)
-		z2.Multiply(&z2, &tmp1)
-		tmp0.Square(&tmp1)
-		tmp1.Square(&x2)
-		x3.Add(&z3, &z2)
-		z2.Subtract(&z3, &z2)
-		x2.Multiply(&tmp1, &tmp0)
-		tmp1.Subtract(&tmp1, &tmp0)
-		z2.Square(&z2)
-
-		z3.Mult32(&tmp1, 121666)
-		x3.Square(&x3)
-		tmp0.Add(&tmp0, &z3)
-		z3.Multiply(&x1, &z2)
-		z2.Multiply(&tmp1, &tmp0)
-	}
-
-	x2.Swap(&x3, swap)
-	z2.Swap(&z3, swap)
-
-	z2.Invert(&z2)
-	x2.Multiply(&x2, &z2)
-	copy(dst[:], x2.Bytes())
+	scalarMult(dst, scalar, point)
 }
 
 // ScalarBaseMult sets dst to the product scalar * base where base is the
@@ -78,7 +25,7 @@ func ScalarMult(dst, scalar, point *[32]byte) {
 // It is recommended to use the X25519 function with Basepoint instead, as
 // copying into fixed size arrays can lead to unexpected bugs.
 func ScalarBaseMult(dst, scalar *[32]byte) {
-	ScalarMult(dst, scalar, &basePoint)
+	scalarBaseMult(dst, scalar)
 }
 
 const (
@@ -91,21 +38,10 @@ const (
 // Basepoint is the canonical Curve25519 generator.
 var Basepoint []byte
 
-var basePoint = [32]byte{9, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}
+var basePoint = [32]byte{9}
 
 func init() { Basepoint = basePoint[:] }
 
-func checkBasepoint() {
-	if subtle.ConstantTimeCompare(Basepoint, []byte{
-		0x09, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-		0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-		0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-		0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	}) != 1 {
-		panic("curve25519: global Basepoint value was modified")
-	}
-}
-
 // X25519 returns the result of the scalar multiplication (scalar * point),
 // according to RFC 7748, Section 5. scalar, point and the return value are
 // slices of 32 bytes.
@@ -121,26 +57,3 @@ func X25519(scalar, point []byte) ([]byte, error) {
 	var dst [32]byte
 	return x25519(&dst, scalar, point)
 }
-
-func x25519(dst *[32]byte, scalar, point []byte) ([]byte, error) {
-	var in [32]byte
-	if l := len(scalar); l != 32 {
-		return nil, errors.New("bad scalar length: " + strconv.Itoa(l) + ", expected 32")
-	}
-	if l := len(point); l != 32 {
-		return nil, errors.New("bad point length: " + strconv.Itoa(l) + ", expected 32")
-	}
-	copy(in[:], scalar)
-	if &point[0] == &Basepoint[0] {
-		checkBasepoint()
-		ScalarBaseMult(dst, &in)
-	} else {
-		var base, zero [32]byte
-		copy(base[:], point)
-		ScalarMult(dst, &in, &base)
-		if subtle.ConstantTimeCompare(dst[:], zero[:]) == 1 {
-			return nil, errors.New("bad input point: low order point")
-		}
-	}
-	return dst[:], nil
-}

vendor/golang.org/x/crypto/curve25519/curve25519_compat.go

@@ -0,0 +1,105 @@
+// Copyright 2019 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+//go:build !go1.20
+
+package curve25519
+
+import (
+	"crypto/subtle"
+	"errors"
+	"strconv"
+
+	"golang.org/x/crypto/curve25519/internal/field"
+)
+
+func scalarMult(dst, scalar, point *[32]byte) {
+	var e [32]byte
+
+	copy(e[:], scalar[:])
+	e[0] &= 248
+	e[31] &= 127
+	e[31] |= 64
+
+	var x1, x2, z2, x3, z3, tmp0, tmp1 field.Element
+	x1.SetBytes(point[:])
+	x2.One()
+	x3.Set(&x1)
+	z3.One()
+
+	swap := 0
+	for pos := 254; pos >= 0; pos-- {
+		b := e[pos/8] >> uint(pos&7)
+		b &= 1
+		swap ^= int(b)
+		x2.Swap(&x3, swap)
+		z2.Swap(&z3, swap)
+		swap = int(b)
+
+		tmp0.Subtract(&x3, &z3)
+		tmp1.Subtract(&x2, &z2)
+		x2.Add(&x2, &z2)
+		z2.Add(&x3, &z3)
+		z3.Multiply(&tmp0, &x2)
+		z2.Multiply(&z2, &tmp1)
+		tmp0.Square(&tmp1)
+		tmp1.Square(&x2)
+		x3.Add(&z3, &z2)
+		z2.Subtract(&z3, &z2)
+		x2.Multiply(&tmp1, &tmp0)
+		tmp1.Subtract(&tmp1, &tmp0)
+		z2.Square(&z2)
+
+		z3.Mult32(&tmp1, 121666)
+		x3.Square(&x3)
+		tmp0.Add(&tmp0, &z3)
+		z3.Multiply(&x1, &z2)
+		z2.Multiply(&tmp1, &tmp0)
+	}
+
+	x2.Swap(&x3, swap)
+	z2.Swap(&z3, swap)
+
+	z2.Invert(&z2)
+	x2.Multiply(&x2, &z2)
+	copy(dst[:], x2.Bytes())
+}
+
+func scalarBaseMult(dst, scalar *[32]byte) {
+	checkBasepoint()
+	scalarMult(dst, scalar, &basePoint)
+}
+
+func x25519(dst *[32]byte, scalar, point []byte) ([]byte, error) {
+	var in [32]byte
+	if l := len(scalar); l != 32 {
+		return nil, errors.New("bad scalar length: " + strconv.Itoa(l) + ", expected 32")
+	}
+	if l := len(point); l != 32 {
+		return nil, errors.New("bad point length: " + strconv.Itoa(l) + ", expected 32")
+	}
+	copy(in[:], scalar)
+	if &point[0] == &Basepoint[0] {
+		scalarBaseMult(dst, &in)
+	} else {
+		var base, zero [32]byte
+		copy(base[:], point)
+		scalarMult(dst, &in, &base)
+		if subtle.ConstantTimeCompare(dst[:], zero[:]) == 1 {
+			return nil, errors.New("bad input point: low order point")
+		}
+	}
+	return dst[:], nil
+}
+
+func checkBasepoint() {
+	if subtle.ConstantTimeCompare(Basepoint, []byte{
+		0x09, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+		0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+		0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+		0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	}) != 1 {
+		panic("curve25519: global Basepoint value was modified")
+	}
+}

vendor/golang.org/x/crypto/curve25519/curve25519_go120.go

@@ -0,0 +1,46 @@
+// Copyright 2022 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+//go:build go1.20
+
+package curve25519
+
+import "crypto/ecdh"
+
+func x25519(dst *[32]byte, scalar, point []byte) ([]byte, error) {
+	curve := ecdh.X25519()
+	pub, err := curve.NewPublicKey(point)
+	if err != nil {
+		return nil, err
+	}
+	priv, err := curve.NewPrivateKey(scalar)
+	if err != nil {
+		return nil, err
+	}
+	out, err := priv.ECDH(pub)
+	if err != nil {
+		return nil, err
+	}
+	copy(dst[:], out)
+	return dst[:], nil
+}
+
+func scalarMult(dst, scalar, point *[32]byte) {
+	if _, err := x25519(dst, scalar[:], point[:]); err != nil {
+		// The only error condition for x25519 when the inputs are 32 bytes long
+		// is if the output would have been the all-zero value.
+		for i := range dst {
+			dst[i] = 0
+		}
+	}
+}
+
+func scalarBaseMult(dst, scalar *[32]byte) {
+	curve := ecdh.X25519()
+	priv, err := curve.NewPrivateKey(scalar[:])
+	if err != nil {
+		panic("curve25519: internal error: scalarBaseMult was not 32 bytes")
+	}
+	copy(dst[:], priv.PublicKey().Bytes())
+}

vendor/golang.org/x/crypto/curve25519/internal/field/fe_generic.go

@@ -245,7 +245,7 @@ func feSquareGeneric(v, a *Element) {
 	v.carryPropagate()
 }
 
-// carryPropagate brings the limbs below 52 bits by applying the reduction
+// carryPropagateGeneric brings the limbs below 52 bits by applying the reduction
 // identity (a * 2²⁵⁵ + b = a * 19 + b) to the l4 carry. TODO inline
 func (v *Element) carryPropagateGeneric() *Element {
 	c0 := v.l0 >> 51

vendor/golang.org/x/crypto/nacl/sign/sign.go

@@ -21,9 +21,9 @@
 package sign
 
 import (
+	"crypto/ed25519"
 	"io"
 
-	"golang.org/x/crypto/ed25519"
 	"golang.org/x/crypto/internal/alias"
 )
 

vendor/golang.org/x/crypto/ssh/certs.go

@@ -16,8 +16,9 @@ import (
 
 // Certificate algorithm names from [PROTOCOL.certkeys]. These values can appear
 // in Certificate.Type, PublicKey.Type, and ClientConfig.HostKeyAlgorithms.
-// Unlike key algorithm names, these are not passed to AlgorithmSigner and don't
-// appear in the Signature.Format field.
+// Unlike key algorithm names, these are not passed to AlgorithmSigner nor
+// returned by MultiAlgorithmSigner and don't appear in the Signature.Format
+// field.
 const (
 	CertAlgoRSAv01        = "ssh-rsa-cert-v01@openssh.com"
 	CertAlgoDSAv01        = "ssh-dss-cert-v01@openssh.com"
@@ -255,10 +256,17 @@ func NewCertSigner(cert *Certificate, signer Signer) (Signer, error) {
 		return nil, errors.New("ssh: signer and cert have different public key")
 	}
 
-	if algorithmSigner, ok := signer.(AlgorithmSigner); ok {
+	switch s := signer.(type) {
+	case MultiAlgorithmSigner:
+		return &multiAlgorithmSigner{
+			AlgorithmSigner: &algorithmOpenSSHCertSigner{
+				&openSSHCertSigner{cert, signer}, s},
+			supportedAlgorithms: s.Algorithms(),
+		}, nil
+	case AlgorithmSigner:
 		return &algorithmOpenSSHCertSigner{
-			&openSSHCertSigner{cert, signer}, algorithmSigner}, nil
-	} else {
+			&openSSHCertSigner{cert, signer}, s}, nil
+	default:
 		return &openSSHCertSigner{cert, signer}, nil
 	}
 }
@@ -432,7 +440,9 @@ func (c *CertChecker) CheckCert(principal string, cert *Certificate) error {
 }
 
 // SignCert signs the certificate with an authority, setting the Nonce,
-// SignatureKey, and Signature fields.
+// SignatureKey, and Signature fields. If the authority implements the
+// MultiAlgorithmSigner interface the first algorithm in the list is used. This
+// is useful if you want to sign with a specific algorithm.
 func (c *Certificate) SignCert(rand io.Reader, authority Signer) error {
 	c.Nonce = make([]byte, 32)
 	if _, err := io.ReadFull(rand, c.Nonce); err != nil {
@@ -440,8 +450,20 @@ func (c *Certificate) SignCert(rand io.Reader, authority Signer) error {
 	}
 	c.SignatureKey = authority.PublicKey()
 
-	// Default to KeyAlgoRSASHA512 for ssh-rsa signers.
-	if v, ok := authority.(AlgorithmSigner); ok && v.PublicKey().Type() == KeyAlgoRSA {
+	if v, ok := authority.(MultiAlgorithmSigner); ok {
+		if len(v.Algorithms()) == 0 {
+			return errors.New("the provided authority has no signature algorithm")
+		}
+		// Use the first algorithm in the list.
+		sig, err := v.SignWithAlgorithm(rand, c.bytesForSigning(), v.Algorithms()[0])
+		if err != nil {
+			return err
+		}
+		c.Signature = sig
+		return nil
+	} else if v, ok := authority.(AlgorithmSigner); ok && v.PublicKey().Type() == KeyAlgoRSA {
+		// Default to KeyAlgoRSASHA512 for ssh-rsa signers.
+		// TODO: consider using KeyAlgoRSASHA256 as default.
 		sig, err := v.SignWithAlgorithm(rand, c.bytesForSigning(), KeyAlgoRSASHA512)
 		if err != nil {
 			return err

vendor/golang.org/x/crypto/ssh/cipher.go

@@ -114,7 +114,8 @@ var cipherModes = map[string]*cipherMode{
 	"arcfour": {16, 0, streamCipherMode(0, newRC4)},
 
 	// AEAD ciphers
-	gcmCipherID:        {16, 12, newGCMCipher},
+	gcm128CipherID:     {16, 12, newGCMCipher},
+	gcm256CipherID:     {32, 12, newGCMCipher},
 	chacha20Poly1305ID: {64, 0, newChaCha20Cipher},
 
 	// CBC mode is insecure and so is not included in the default config.

vendor/golang.org/x/crypto/ssh/client_auth.go

@@ -71,7 +71,9 @@ func (c *connection) clientAuthenticate(config *ClientConfig) error {
 	for auth := AuthMethod(new(noneAuth)); auth != nil; {
 		ok, methods, err := auth.auth(sessionID, config.User, c.transport, config.Rand, extensions)
 		if err != nil {
-			return err
+			// We return the error later if there is no other method left to
+			// try.
+			ok = authFailure
 		}
 		if ok == authSuccess {
 			// success
@@ -101,6 +103,12 @@ func (c *connection) clientAuthenticate(config *ClientConfig) error {
 				}
 			}
 		}
+
+		if auth == nil && err != nil {
+			// We have an error and there are no other authentication methods to
+			// try, so we return it.
+			return err
+		}
 	}
 	return fmt.Errorf("ssh: unable to authenticate, attempted methods %v, no supported methods remain", tried)
 }
@@ -217,21 +225,45 @@ func (cb publicKeyCallback) method() string {
 	return "publickey"
 }
 
-func pickSignatureAlgorithm(signer Signer, extensions map[string][]byte) (as AlgorithmSigner, algo string) {
+func pickSignatureAlgorithm(signer Signer, extensions map[string][]byte) (MultiAlgorithmSigner, string, error) {
+	var as MultiAlgorithmSigner
 	keyFormat := signer.PublicKey().Type()
 
-	// Like in sendKexInit, if the public key implements AlgorithmSigner we
-	// assume it supports all algorithms, otherwise only the key format one.
-	as, ok := signer.(AlgorithmSigner)
-	if !ok {
-		return algorithmSignerWrapper{signer}, keyFormat
+	// If the signer implements MultiAlgorithmSigner we use the algorithms it
+	// support, if it implements AlgorithmSigner we assume it supports all
+	// algorithms, otherwise only the key format one.
+	switch s := signer.(type) {
+	case MultiAlgorithmSigner:
+		as = s
+	case AlgorithmSigner:
+		as = &multiAlgorithmSigner{
+			AlgorithmSigner:     s,
+			supportedAlgorithms: algorithmsForKeyFormat(underlyingAlgo(keyFormat)),
+		}
+	default:
+		as = &multiAlgorithmSigner{
+			AlgorithmSigner:     algorithmSignerWrapper{signer},
+			supportedAlgorithms: []string{underlyingAlgo(keyFormat)},
+		}
+	}
+
+	getFallbackAlgo := func() (string, error) {
+		// Fallback to use if there is no "server-sig-algs" extension or a
+		// common algorithm cannot be found. We use the public key format if the
+		// MultiAlgorithmSigner supports it, otherwise we return an error.
+		if !contains(as.Algorithms(), underlyingAlgo(keyFormat)) {
+			return "", fmt.Errorf("ssh: no common public key signature algorithm, server only supports %q for key type %q, signer only supports %v",
+				underlyingAlgo(keyFormat), keyFormat, as.Algorithms())
+		}
+		return keyFormat, nil
 	}
 
 	extPayload, ok := extensions["server-sig-algs"]
 	if !ok {
-		// If there is no "server-sig-algs" extension, fall back to the key
-		// format algorithm.
-		return as, keyFormat
+		// If there is no "server-sig-algs" extension use the fallback
+		// algorithm.
+		algo, err := getFallbackAlgo()
+		return as, algo, err
 	}
 
 	// The server-sig-algs extension only carries underlying signature
@@ -245,15 +277,22 @@ func pickSignatureAlgorithm(signer Signer, extensions map[string][]byte) (as Alg
 		}
 	}
 
-	keyAlgos := algorithmsForKeyFormat(keyFormat)
+	// Filter algorithms based on those supported by MultiAlgorithmSigner.
+	var keyAlgos []string
+	for _, algo := range algorithmsForKeyFormat(keyFormat) {
+		if contains(as.Algorithms(), underlyingAlgo(algo)) {
+			keyAlgos = append(keyAlgos, algo)
+		}
+	}
+
 	algo, err := findCommon("public key signature algorithm", keyAlgos, serverAlgos)
 	if err != nil {
-		// If there is no overlap, try the key anyway with the key format
-		// algorithm, to support servers that fail to list all supported
-		// algorithms.
-		return as, keyFormat
+		// If there is no overlap, return the fallback algorithm to support
+		// servers that fail to list all supported algorithms.
+		algo, err := getFallbackAlgo()
+		return as, algo, err
 	}
-	return as, algo
+	return as, algo, nil
 }
 
 func (cb publicKeyCallback) auth(session []byte, user string, c packetConn, rand io.Reader, extensions map[string][]byte) (authResult, []string, error) {
@@ -267,10 +306,17 @@ func (cb publicKeyCallback) auth(session []byte, user string, c packetConn, rand
 		return authFailure, nil, err
 	}
 	var methods []string
+	var errSigAlgo error
 	for _, signer := range signers {
 		pub := signer.PublicKey()
-		as, algo := pickSignatureAlgorithm(signer, extensions)
-
+		as, algo, err := pickSignatureAlgorithm(signer, extensions)
+		if err != nil && errSigAlgo == nil {
+			// If we cannot negotiate a signature algorithm store the first
+			// error so we can return it to provide a more meaningful message if
+			// no other signers work.
+			errSigAlgo = err
+			continue
+		}
 		ok, err := validateKey(pub, algo, user, c)
 		if err != nil {
 			return authFailure, nil, err
@@ -317,22 +363,12 @@ func (cb publicKeyCallback) auth(session []byte, user string, c packetConn, rand
 		// contain the "publickey" method, do not attempt to authenticate with any
 		// other keys.  According to RFC 4252 Section 7, the latter can occur when
 		// additional authentication methods are required.
-		if success == authSuccess || !containsMethod(methods, cb.method()) {
+		if success == authSuccess || !contains(methods, cb.method()) {
 			return success, methods, err
 		}
 	}
 
-	return authFailure, methods, nil
-}
-
-func containsMethod(methods []string, method string) bool {
-	for _, m := range methods {
-		if m == method {
-			return true
-		}
-	}
-
-	return false
+	return authFailure, methods, errSigAlgo
 }
 
 // validateKey validates the key provided is acceptable to the server.

vendor/golang.org/x/crypto/ssh/common.go

@@ -10,6 +10,7 @@ import (
 	"fmt"
 	"io"
 	"math"
+	"strings"
 	"sync"
 
 	_ "crypto/sha1"
@@ -27,7 +28,7 @@ const (
 // supportedCiphers lists ciphers we support but might not recommend.
 var supportedCiphers = []string{
 	"aes128-ctr", "aes192-ctr", "aes256-ctr",
-	"aes128-gcm@openssh.com",
+	"aes128-gcm@openssh.com", gcm256CipherID,
 	chacha20Poly1305ID,
 	"arcfour256", "arcfour128", "arcfour",
 	aes128cbcID,
@@ -36,7 +37,7 @@ var supportedCiphers = []string{
 
 // preferredCiphers specifies the default preference for ciphers.
 var preferredCiphers = []string{
-	"aes128-gcm@openssh.com",
+	"aes128-gcm@openssh.com", gcm256CipherID,
 	chacha20Poly1305ID,
 	"aes128-ctr", "aes192-ctr", "aes256-ctr",
 }
@@ -48,7 +49,8 @@ var supportedKexAlgos = []string{
 	// P384 and P521 are not constant-time yet, but since we don't
 	// reuse ephemeral keys, using them for ECDH should be OK.
 	kexAlgoECDH256, kexAlgoECDH384, kexAlgoECDH521,
-	kexAlgoDH14SHA256, kexAlgoDH14SHA1, kexAlgoDH1SHA1,
+	kexAlgoDH14SHA256, kexAlgoDH16SHA512, kexAlgoDH14SHA1,
+	kexAlgoDH1SHA1,
 }
 
 // serverForbiddenKexAlgos contains key exchange algorithms, that are forbidden
@@ -58,8 +60,9 @@ var serverForbiddenKexAlgos = map[string]struct{}{
 	kexAlgoDHGEXSHA256: {}, // server half implementation is only minimal to satisfy the automated tests
 }
 
-// preferredKexAlgos specifies the default preference for key-exchange algorithms
-// in preference order.
+// preferredKexAlgos specifies the default preference for key-exchange
+// algorithms in preference order. The diffie-hellman-group16-sha512 algorithm
+// is disabled by default because it is a bit slower than the others.
 var preferredKexAlgos = []string{
 	kexAlgoCurve25519SHA256, kexAlgoCurve25519SHA256LibSSH,
 	kexAlgoECDH256, kexAlgoECDH384, kexAlgoECDH521,
@@ -69,12 +72,12 @@ var preferredKexAlgos = []string{
 // supportedHostKeyAlgos specifies the supported host-key algorithms (i.e. methods
 // of authenticating servers) in preference order.
 var supportedHostKeyAlgos = []string{
-	CertAlgoRSASHA512v01, CertAlgoRSASHA256v01,
+	CertAlgoRSASHA256v01, CertAlgoRSASHA512v01,
 	CertAlgoRSAv01, CertAlgoDSAv01, CertAlgoECDSA256v01,
 	CertAlgoECDSA384v01, CertAlgoECDSA521v01, CertAlgoED25519v01,
 
 	KeyAlgoECDSA256, KeyAlgoECDSA384, KeyAlgoECDSA521,
-	KeyAlgoRSASHA512, KeyAlgoRSASHA256,
+	KeyAlgoRSASHA256, KeyAlgoRSASHA512,
 	KeyAlgoRSA, KeyAlgoDSA,
 
 	KeyAlgoED25519,
@@ -84,7 +87,7 @@ var supportedHostKeyAlgos = []string{
 // This is based on RFC 4253, section 6.4, but with hmac-md5 variants removed
 // because they have reached the end of their useful life.
 var supportedMACs = []string{
-	"hmac-sha2-256-etm@openssh.com", "hmac-sha2-256", "hmac-sha1", "hmac-sha1-96",
+	"hmac-sha2-256-etm@openssh.com", "hmac-sha2-512-etm@openssh.com", "hmac-sha2-256", "hmac-sha2-512", "hmac-sha1", "hmac-sha1-96",
 }
 
 var supportedCompressions = []string{compressionNone}
@@ -118,6 +121,27 @@ func algorithmsForKeyFormat(keyFormat string) []string {
 	}
 }
 
+// isRSA returns whether algo is a supported RSA algorithm, including certificate
+// algorithms.
+func isRSA(algo string) bool {
+	algos := algorithmsForKeyFormat(KeyAlgoRSA)
+	return contains(algos, underlyingAlgo(algo))
+}
+
+// supportedPubKeyAuthAlgos specifies the supported client public key
+// authentication algorithms. Note that this doesn't include certificate types
+// since those use the underlying algorithm. This list is sent to the client if
+// it supports the server-sig-algs extension. Order is irrelevant.
+var supportedPubKeyAuthAlgos = []string{
+	KeyAlgoED25519,
+	KeyAlgoSKED25519, KeyAlgoSKECDSA256,
+	KeyAlgoECDSA256, KeyAlgoECDSA384, KeyAlgoECDSA521,
+	KeyAlgoRSASHA256, KeyAlgoRSASHA512, KeyAlgoRSA,
+	KeyAlgoDSA,
+}
+
+var supportedPubKeyAuthAlgosList = strings.Join(supportedPubKeyAuthAlgos, ",")
+
 // unexpectedMessageError results when the SSH message that we received didn't
 // match what we wanted.
 func unexpectedMessageError(expected, got uint8) error {
@@ -153,7 +177,7 @@ func (a *directionAlgorithms) rekeyBytes() int64 {
 	// 2^(BLOCKSIZE/4) blocks. For all AES flavors BLOCKSIZE is
 	// 128.
 	switch a.Cipher {
-	case "aes128-ctr", "aes192-ctr", "aes256-ctr", gcmCipherID, aes128cbcID:
+	case "aes128-ctr", "aes192-ctr", "aes256-ctr", gcm128CipherID, gcm256CipherID, aes128cbcID:
 		return 16 * (1 << 32)
 
 	}
@@ -163,7 +187,8 @@ func (a *directionAlgorithms) rekeyBytes() int64 {
 }
 
 var aeadCiphers = map[string]bool{
-	gcmCipherID:        true,
+	gcm128CipherID:     true,
+	gcm256CipherID:     true,
 	chacha20Poly1305ID: true,
 }
 
@@ -246,16 +271,16 @@ type Config struct {
 	// unspecified, a size suitable for the chosen cipher is used.
 	RekeyThreshold uint64
 
-	// The allowed key exchanges algorithms. If unspecified then a
-	// default set of algorithms is used.
+	// The allowed key exchanges algorithms. If unspecified then a default set
+	// of algorithms is used. Unsupported values are silently ignored.
 	KeyExchanges []string
 
-	// The allowed cipher algorithms. If unspecified then a sensible
-	// default is used.
+	// The allowed cipher algorithms. If unspecified then a sensible default is
+	// used. Unsupported values are silently ignored.
 	Ciphers []string
 
-	// The allowed MAC algorithms. If unspecified then a sensible default
-	// is used.
+	// The allowed MAC algorithms. If unspecified then a sensible default is
+	// used. Unsupported values are silently ignored.
 	MACs []string
 }
 
@@ -272,7 +297,7 @@ func (c *Config) SetDefaults() {
 	var ciphers []string
 	for _, c := range c.Ciphers {
 		if cipherModes[c] != nil {
-			// reject the cipher if we have no cipherModes definition
+			// Ignore the cipher if we have no cipherModes definition.
 			ciphers = append(ciphers, c)
 		}
 	}
@@ -281,10 +306,26 @@ func (c *Config) SetDefaults() {
 	if c.KeyExchanges == nil {
 		c.KeyExchanges = preferredKexAlgos
 	}
+	var kexs []string
+	for _, k := range c.KeyExchanges {
+		if kexAlgoMap[k] != nil {
+			// Ignore the KEX if we have no kexAlgoMap definition.
+			kexs = append(kexs, k)
+		}
+	}
+	c.KeyExchanges = kexs
 
 	if c.MACs == nil {
 		c.MACs = supportedMACs
 	}
+	var macs []string
+	for _, m := range c.MACs {
+		if macModes[m] != nil {
+			// Ignore the MAC if we have no macModes definition.
+			macs = append(macs, m)
+		}
+	}
+	c.MACs = macs
 
 	if c.RekeyThreshold == 0 {
 		// cipher specific default

vendor/golang.org/x/crypto/ssh/connection.go

@@ -97,7 +97,7 @@ func (c *connection) Close() error {
 	return c.sshConn.conn.Close()
 }
 
-// sshconn provides net.Conn metadata, but disallows direct reads and
+// sshConn provides net.Conn metadata, but disallows direct reads and
 // writes.
 type sshConn struct {
 	conn net.Conn

vendor/golang.org/x/crypto/ssh/doc.go

@@ -13,6 +13,7 @@ others.
 
 References:
 
+	[PROTOCOL]: https://cvsweb.openbsd.org/cgi-bin/cvsweb/src/usr.bin/ssh/PROTOCOL?rev=HEAD
 	[PROTOCOL.certkeys]: http://cvsweb.openbsd.org/cgi-bin/cvsweb/src/usr.bin/ssh/PROTOCOL.certkeys?rev=HEAD
 	[SSH-PARAMETERS]:    http://www.iana.org/assignments/ssh-parameters/ssh-parameters.xml#ssh-parameters-1
 

vendor/golang.org/x/crypto/ssh/handshake.go

@@ -58,11 +58,13 @@ type handshakeTransport struct {
 	incoming  chan []byte
 	readError error
 
-	mu             sync.Mutex
-	writeError     error
-	sentInitPacket []byte
-	sentInitMsg    *kexInitMsg
-	pendingPackets [][]byte // Used when a key exchange is in progress.
+	mu               sync.Mutex
+	writeError       error
+	sentInitPacket   []byte
+	sentInitMsg      *kexInitMsg
+	pendingPackets   [][]byte // Used when a key exchange is in progress.
+	writePacketsLeft uint32
+	writeBytesLeft   int64
 
 	// If the read loop wants to schedule a kex, it pings this
 	// channel, and the write loop will send out a kex
@@ -71,7 +73,8 @@ type handshakeTransport struct {
 
 	// If the other side requests or confirms a kex, its kexInit
 	// packet is sent here for the write loop to find it.
-	startKex chan *pendingKex
+	startKex    chan *pendingKex
+	kexLoopDone chan struct{} // closed (with writeError non-nil) when kexLoop exits
 
 	// data for host key checking
 	hostKeyCallback HostKeyCallback
@@ -86,12 +89,10 @@ type handshakeTransport struct {
 	// Algorithms agreed in the last key exchange.
 	algorithms *algorithms
 
+	// Counters exclusively owned by readLoop.
 	readPacketsLeft uint32
 	readBytesLeft   int64
 
-	writePacketsLeft uint32
-	writeBytesLeft   int64
-
 	// The session ID or nil if first kex did not complete yet.
 	sessionID []byte
 }
@@ -108,7 +109,8 @@ func newHandshakeTransport(conn keyingTransport, config *Config, clientVersion,
 		clientVersion: clientVersion,
 		incoming:      make(chan []byte, chanSize),
 		requestKex:    make(chan struct{}, 1),
-		startKex:      make(chan *pendingKex, 1),
+		startKex:      make(chan *pendingKex),
+		kexLoopDone:   make(chan struct{}),
 
 		config: config,
 	}
@@ -340,16 +342,17 @@ write:
 		t.mu.Unlock()
 	}
 
+	// Unblock reader.
+	t.conn.Close()
+
 	// drain startKex channel. We don't service t.requestKex
 	// because nobody does blocking sends there.
-	go func() {
-		for init := range t.startKex {
-			init.done <- t.writeError
-		}
-	}()
+	for request := range t.startKex {
+		request.done <- t.getWriteError()
+	}
 
-	// Unblock reader.
-	t.conn.Close()
+	// Mark that the loop is done so that Close can return.
+	close(t.kexLoopDone)
 }
 
 // The protocol uses uint32 for packet counters, so we can't let them
@@ -458,19 +461,24 @@ func (t *handshakeTransport) sendKexInit() error {
 	isServer := len(t.hostKeys) > 0
 	if isServer {
 		for _, k := range t.hostKeys {
-			// If k is an AlgorithmSigner, presume it supports all signature algorithms
-			// associated with the key format. (Ideally AlgorithmSigner would have a
-			// method to advertise supported algorithms, but it doesn't. This means that
-			// adding support for a new algorithm is a breaking change, as we will
-			// immediately negotiate it even if existing implementations don't support
-			// it. If that ever happens, we'll have to figure something out.)
-			// If k is not an AlgorithmSigner, we can only assume it only supports the
-			// algorithms that matches the key format. (This means that Sign can't pick
-			// a different default.)
+			// If k is a MultiAlgorithmSigner, we restrict the signature
+			// algorithms. If k is a AlgorithmSigner, presume it supports all
+			// signature algorithms associated with the key format. If k is not
+			// an AlgorithmSigner, we can only assume it only supports the
+			// algorithms that matches the key format. (This means that Sign
+			// can't pick a different default).
 			keyFormat := k.PublicKey().Type()
-			if _, ok := k.(AlgorithmSigner); ok {
+
+			switch s := k.(type) {
+			case MultiAlgorithmSigner:
+				for _, algo := range algorithmsForKeyFormat(keyFormat) {
+					if contains(s.Algorithms(), underlyingAlgo(algo)) {
+						msg.ServerHostKeyAlgos = append(msg.ServerHostKeyAlgos, algo)
+					}
+				}
+			case AlgorithmSigner:
 				msg.ServerHostKeyAlgos = append(msg.ServerHostKeyAlgos, algorithmsForKeyFormat(keyFormat)...)
-			} else {
+			default:
 				msg.ServerHostKeyAlgos = append(msg.ServerHostKeyAlgos, keyFormat)
 			}
 		}
@@ -545,7 +553,16 @@ func (t *handshakeTransport) writePacket(p []byte) error {
 }
 
 func (t *handshakeTransport) Close() error {
-	return t.conn.Close()
+	// Close the connection. This should cause the readLoop goroutine to wake up
+	// and close t.startKex, which will shut down kexLoop if running.
+	err := t.conn.Close()
+
+	// Wait for the kexLoop goroutine to complete.
+	// At that point we know that the readLoop goroutine is complete too,
+	// because kexLoop itself waits for readLoop to close the startKex channel.
+	<-t.kexLoopDone
+
+	return err
 }
 
 func (t *handshakeTransport) enterKeyExchange(otherInitPacket []byte) error {
@@ -615,7 +632,8 @@ func (t *handshakeTransport) enterKeyExchange(otherInitPacket []byte) error {
 		return err
 	}
 
-	if t.sessionID == nil {
+	firstKeyExchange := t.sessionID == nil
+	if firstKeyExchange {
 		t.sessionID = result.H
 	}
 	result.SessionID = t.sessionID
@@ -626,6 +644,28 @@ func (t *handshakeTransport) enterKeyExchange(otherInitPacket []byte) error {
 	if err = t.conn.writePacket([]byte{msgNewKeys}); err != nil {
 		return err
 	}
+
+	// On the server side, after the first SSH_MSG_NEWKEYS, send a SSH_MSG_EXT_INFO
+	// message with the server-sig-algs extension if the client supports it. See
+	// RFC 8308, Sections 2.4 and 3.1, and [PROTOCOL], Section 1.9.
+	if !isClient && firstKeyExchange && contains(clientInit.KexAlgos, "ext-info-c") {
+		extInfo := &extInfoMsg{
+			NumExtensions: 2,
+			Payload:       make([]byte, 0, 4+15+4+len(supportedPubKeyAuthAlgosList)+4+16+4+1),
+		}
+		extInfo.Payload = appendInt(extInfo.Payload, len("server-sig-algs"))
+		extInfo.Payload = append(extInfo.Payload, "server-sig-algs"...)
+		extInfo.Payload = appendInt(extInfo.Payload, len(supportedPubKeyAuthAlgosList))
+		extInfo.Payload = append(extInfo.Payload, supportedPubKeyAuthAlgosList...)
+		extInfo.Payload = appendInt(extInfo.Payload, len("ping@openssh.com"))
+		extInfo.Payload = append(extInfo.Payload, "ping@openssh.com"...)
+		extInfo.Payload = appendInt(extInfo.Payload, 1)
+		extInfo.Payload = append(extInfo.Payload, "0"...)
+		if err := t.conn.writePacket(Marshal(extInfo)); err != nil {
+			return err
+		}
+	}
+
 	if packet, err := t.conn.readPacket(); err != nil {
 		return err
 	} else if packet[0] != msgNewKeys {
@@ -654,9 +694,16 @@ func (a algorithmSignerWrapper) SignWithAlgorithm(rand io.Reader, data []byte, a
 
 func pickHostKey(hostKeys []Signer, algo string) AlgorithmSigner {
 	for _, k := range hostKeys {
+		if s, ok := k.(MultiAlgorithmSigner); ok {
+			if !contains(s.Algorithms(), underlyingAlgo(algo)) {
+				continue
+			}
+		}
+
 		if algo == k.PublicKey().Type() {
 			return algorithmSignerWrapper{k}
 		}
+
 		k, ok := k.(AlgorithmSigner)
 		if !ok {
 			continue

vendor/golang.org/x/crypto/ssh/kex.go

@@ -23,6 +23,7 @@ const (
 	kexAlgoDH1SHA1                = "diffie-hellman-group1-sha1"
 	kexAlgoDH14SHA1               = "diffie-hellman-group14-sha1"
 	kexAlgoDH14SHA256             = "diffie-hellman-group14-sha256"
+	kexAlgoDH16SHA512             = "diffie-hellman-group16-sha512"
 	kexAlgoECDH256                = "ecdh-sha2-nistp256"
 	kexAlgoECDH384                = "ecdh-sha2-nistp384"
 	kexAlgoECDH521                = "ecdh-sha2-nistp521"
@@ -430,6 +431,17 @@ func init() {
 		hashFunc: crypto.SHA256,
 	}
 
+	// This is the group called diffie-hellman-group16-sha512 in RFC
+	// 8268 and Oakley Group 16 in RFC 3526.
+	p, _ = new(big.Int).SetString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
+
+	kexAlgoMap[kexAlgoDH16SHA512] = &dhGroup{
+		g:        new(big.Int).SetInt64(2),
+		p:        p,
+		pMinus1:  new(big.Int).Sub(p, bigOne),
+		hashFunc: crypto.SHA512,
+	}
+
 	kexAlgoMap[kexAlgoECDH521] = &ecdh{elliptic.P521()}
 	kexAlgoMap[kexAlgoECDH384] = &ecdh{elliptic.P384()}
 	kexAlgoMap[kexAlgoECDH256] = &ecdh{elliptic.P256()}

vendor/golang.org/x/crypto/ssh/keys.go

@@ -11,13 +11,16 @@ import (
 	"crypto/cipher"
 	"crypto/dsa"
 	"crypto/ecdsa"
+	"crypto/ed25519"
 	"crypto/elliptic"
 	"crypto/md5"
+	"crypto/rand"
 	"crypto/rsa"
 	"crypto/sha256"
 	"crypto/x509"
 	"encoding/asn1"
 	"encoding/base64"
+	"encoding/binary"
 	"encoding/hex"
 	"encoding/pem"
 	"errors"
@@ -26,7 +29,6 @@ import (
 	"math/big"
 	"strings"
 
-	"golang.org/x/crypto/ed25519"
 	"golang.org/x/crypto/ssh/internal/bcrypt_pbkdf"
 )
 
@@ -295,6 +297,18 @@ func MarshalAuthorizedKey(key PublicKey) []byte {
 	return b.Bytes()
 }
 
+// MarshalPrivateKey returns a PEM block with the private key serialized in the
+// OpenSSH format.
+func MarshalPrivateKey(key crypto.PrivateKey, comment string) (*pem.Block, error) {
+	return marshalOpenSSHPrivateKey(key, comment, unencryptedOpenSSHMarshaler)
+}
+
+// MarshalPrivateKeyWithPassphrase returns a PEM block holding the encrypted
+// private key serialized in the OpenSSH format.
+func MarshalPrivateKeyWithPassphrase(key crypto.PrivateKey, comment string, passphrase []byte) (*pem.Block, error) {
+	return marshalOpenSSHPrivateKey(key, comment, passphraseProtectedOpenSSHMarshaler(passphrase))
+}
+
 // PublicKey represents a public key using an unspecified algorithm.
 //
 // Some PublicKeys provided by this package also implement CryptoPublicKey.
@@ -321,7 +335,7 @@ type CryptoPublicKey interface {
 
 // A Signer can create signatures that verify against a public key.
 //
-// Some Signers provided by this package also implement AlgorithmSigner.
+// Some Signers provided by this package also implement MultiAlgorithmSigner.
 type Signer interface {
 	// PublicKey returns the associated PublicKey.
 	PublicKey() PublicKey
@@ -336,9 +350,9 @@ type Signer interface {
 // An AlgorithmSigner is a Signer that also supports specifying an algorithm to
 // use for signing.
 //
-// An AlgorithmSigner can't advertise the algorithms it supports, so it should
-// be prepared to be invoked with every algorithm supported by the public key
-// format.
+// An AlgorithmSigner can't advertise the algorithms it supports, unless it also
+// implements MultiAlgorithmSigner, so it should be prepared to be invoked with
+// every algorithm supported by the public key format.
 type AlgorithmSigner interface {
 	Signer
 
@@ -349,6 +363,75 @@ type AlgorithmSigner interface {
 	SignWithAlgorithm(rand io.Reader, data []byte, algorithm string) (*Signature, error)
 }
 
+// MultiAlgorithmSigner is an AlgorithmSigner that also reports the algorithms
+// supported by that signer.
+type MultiAlgorithmSigner interface {
+	AlgorithmSigner
+
+	// Algorithms returns the available algorithms in preference order. The list
+	// must not be empty, and it must not include certificate types.
+	Algorithms() []string
+}
+
+// NewSignerWithAlgorithms returns a signer restricted to the specified
+// algorithms. The algorithms must be set in preference order. The list must not
+// be empty, and it must not include certificate types. An error is returned if
+// the specified algorithms are incompatible with the public key type.
+func NewSignerWithAlgorithms(signer AlgorithmSigner, algorithms []string) (MultiAlgorithmSigner, error) {
+	if len(algorithms) == 0 {
+		return nil, errors.New("ssh: please specify at least one valid signing algorithm")
+	}
+	var signerAlgos []string
+	supportedAlgos := algorithmsForKeyFormat(underlyingAlgo(signer.PublicKey().Type()))
+	if s, ok := signer.(*multiAlgorithmSigner); ok {
+		signerAlgos = s.Algorithms()
+	} else {
+		signerAlgos = supportedAlgos
+	}
+
+	for _, algo := range algorithms {
+		if !contains(supportedAlgos, algo) {
+			return nil, fmt.Errorf("ssh: algorithm %q is not supported for key type %q",
+				algo, signer.PublicKey().Type())
+		}
+		if !contains(signerAlgos, algo) {
+			return nil, fmt.Errorf("ssh: algorithm %q is restricted for the provided signer", algo)
+		}
+	}
+	return &multiAlgorithmSigner{
+		AlgorithmSigner:     signer,
+		supportedAlgorithms: algorithms,
+	}, nil
+}
+
+type multiAlgorithmSigner struct {
+	AlgorithmSigner
+	supportedAlgorithms []string
+}
+
+func (s *multiAlgorithmSigner) Algorithms() []string {
+	return s.supportedAlgorithms
+}
+
+func (s *multiAlgorithmSigner) isAlgorithmSupported(algorithm string) bool {
+	if algorithm == "" {
+		algorithm = underlyingAlgo(s.PublicKey().Type())
+	}
+	for _, algo := range s.supportedAlgorithms {
+		if algorithm == algo {
+			return true
+		}
+	}
+	return false
+}
+
+func (s *multiAlgorithmSigner) SignWithAlgorithm(rand io.Reader, data []byte, algorithm string) (*Signature, error) {
+	if !s.isAlgorithmSupported(algorithm) {
+		return nil, fmt.Errorf("ssh: algorithm %q is not supported: %v", algorithm, s.supportedAlgorithms)
+	}
+	return s.AlgorithmSigner.SignWithAlgorithm(rand, data, algorithm)
+}
+
 type rsaPublicKey rsa.PublicKey
 
 func (r *rsaPublicKey) Type() string {
@@ -512,6 +595,10 @@ func (k *dsaPrivateKey) Sign(rand io.Reader, data []byte) (*Signature, error) {
 	return k.SignWithAlgorithm(rand, data, k.PublicKey().Type())
 }
 
+func (k *dsaPrivateKey) Algorithms() []string {
+	return []string{k.PublicKey().Type()}
+}
+
 func (k *dsaPrivateKey) SignWithAlgorithm(rand io.Reader, data []byte, algorithm string) (*Signature, error) {
 	if algorithm != "" && algorithm != k.PublicKey().Type() {
 		return nil, fmt.Errorf("ssh: unsupported signature algorithm %s", algorithm)
@@ -961,13 +1048,16 @@ func (s *wrappedSigner) Sign(rand io.Reader, data []byte) (*Signature, error) {
 	return s.SignWithAlgorithm(rand, data, s.pubKey.Type())
 }
 
+func (s *wrappedSigner) Algorithms() []string {
+	return algorithmsForKeyFormat(s.pubKey.Type())
+}
+
 func (s *wrappedSigner) SignWithAlgorithm(rand io.Reader, data []byte, algorithm string) (*Signature, error) {
 	if algorithm == "" {
 		algorithm = s.pubKey.Type()
 	}
 
-	supportedAlgos := algorithmsForKeyFormat(s.pubKey.Type())
-	if !contains(supportedAlgos, algorithm) {
+	if !contains(s.Algorithms(), algorithm) {
 		return nil, fmt.Errorf("ssh: unsupported signature algorithm %q for key format %q", algorithm, s.pubKey.Type())
 	}
 
@@ -1087,9 +1177,9 @@ func (*PassphraseMissingError) Error() string {
 	return "ssh: this private key is passphrase protected"
 }
 
-// ParseRawPrivateKey returns a private key from a PEM encoded private key. It
-// supports RSA (PKCS#1), PKCS#8, DSA (OpenSSL), and ECDSA private keys. If the
-// private key is encrypted, it will return a PassphraseMissingError.
+// ParseRawPrivateKey returns a private key from a PEM encoded private key. It supports
+// RSA, DSA, ECDSA, and Ed25519 private keys in PKCS#1, PKCS#8, OpenSSL, and OpenSSH
+// formats. If the private key is encrypted, it will return a PassphraseMissingError.
 func ParseRawPrivateKey(pemBytes []byte) (interface{}, error) {
 	block, _ := pem.Decode(pemBytes)
 	if block == nil {
@@ -1241,28 +1331,106 @@ func passphraseProtectedOpenSSHKey(passphrase []byte) openSSHDecryptFunc {
 	}
 }
 
+func unencryptedOpenSSHMarshaler(privKeyBlock []byte) ([]byte, string, string, string, error) {
+	key := generateOpenSSHPadding(privKeyBlock, 8)
+	return key, "none", "none", "", nil
+}
+
+func passphraseProtectedOpenSSHMarshaler(passphrase []byte) openSSHEncryptFunc {
+	return func(privKeyBlock []byte) ([]byte, string, string, string, error) {
+		salt := make([]byte, 16)
+		if _, err := rand.Read(salt); err != nil {
+			return nil, "", "", "", err
+		}
+
+		opts := struct {
+			Salt   []byte
+			Rounds uint32
+		}{salt, 16}
+
+		// Derive key to encrypt the private key block.
+		k, err := bcrypt_pbkdf.Key(passphrase, salt, int(opts.Rounds), 32+aes.BlockSize)
+		if err != nil {
+			return nil, "", "", "", err
+		}
+
+		// Add padding matching the block size of AES.
+		keyBlock := generateOpenSSHPadding(privKeyBlock, aes.BlockSize)
+
+		// Encrypt the private key using the derived secret.
+
+		dst := make([]byte, len(keyBlock))
+		key, iv := k[:32], k[32:]
+		block, err := aes.NewCipher(key)
+		if err != nil {
+			return nil, "", "", "", err
+		}
+
+		stream := cipher.NewCTR(block, iv)
+		stream.XORKeyStream(dst, keyBlock)
+
+		return dst, "aes256-ctr", "bcrypt", string(Marshal(opts)), nil
+	}
+}
+
+const privateKeyAuthMagic = "openssh-key-v1\x00"
+
 type openSSHDecryptFunc func(CipherName, KdfName, KdfOpts string, PrivKeyBlock []byte) ([]byte, error)
+type openSSHEncryptFunc func(PrivKeyBlock []byte) (ProtectedKeyBlock []byte, cipherName, kdfName, kdfOptions string, err error)
+
+type openSSHEncryptedPrivateKey struct {
+	CipherName   string
+	KdfName      string
+	KdfOpts      string
+	NumKeys      uint32
+	PubKey       []byte
+	PrivKeyBlock []byte
+}
+
+type openSSHPrivateKey struct {
+	Check1  uint32
+	Check2  uint32
+	Keytype string
+	Rest    []byte `ssh:"rest"`
+}
+
+type openSSHRSAPrivateKey struct {
+	N       *big.Int
+	E       *big.Int
+	D       *big.Int
+	Iqmp    *big.Int
+	P       *big.Int
+	Q       *big.Int
+	Comment string
+	Pad     []byte `ssh:"rest"`
+}
+
+type openSSHEd25519PrivateKey struct {
+	Pub     []byte
+	Priv    []byte
+	Comment string
+	Pad     []byte `ssh:"rest"`
+}
+
+type openSSHECDSAPrivateKey struct {
+	Curve   string
+	Pub     []byte
+	D       *big.Int
+	Comment string
+	Pad     []byte `ssh:"rest"`
+}
 
 // parseOpenSSHPrivateKey parses an OpenSSH private key, using the decrypt
 // function to unwrap the encrypted portion. unencryptedOpenSSHKey can be used
 // as the decrypt function to parse an unencrypted private key. See
 // https://github.com/openssh/openssh-portable/blob/master/PROTOCOL.key.
 func parseOpenSSHPrivateKey(key []byte, decrypt openSSHDecryptFunc) (crypto.PrivateKey, error) {
-	const magic = "openssh-key-v1\x00"
-	if len(key) < len(magic) || string(key[:len(magic)]) != magic {
+	if len(key) < len(privateKeyAuthMagic) || string(key[:len(privateKeyAuthMagic)]) != privateKeyAuthMagic {
 		return nil, errors.New("ssh: invalid openssh private key format")
 	}
-	remaining := key[len(magic):]
-
-	var w struct {
-		CipherName   string
-		KdfName      string
-		KdfOpts      string
-		NumKeys      uint32
-		PubKey       []byte
-		PrivKeyBlock []byte
-	}
+	remaining := key[len(privateKeyAuthMagic):]
 
+	var w openSSHEncryptedPrivateKey
 	if err := Unmarshal(remaining, &w); err != nil {
 		return nil, err
 	}
@@ -1284,13 +1452,7 @@ func parseOpenSSHPrivateKey(key []byte, decrypt openSSHDecryptFunc) (crypto.Priv
 		return nil, err
 	}
 
-	pk1 := struct {
-		Check1  uint32
-		Check2  uint32
-		Keytype string
-		Rest    []byte `ssh:"rest"`
-	}{}
-
+	var pk1 openSSHPrivateKey
 	if err := Unmarshal(privKeyBlock, &pk1); err != nil || pk1.Check1 != pk1.Check2 {
 		if w.CipherName != "none" {
 			return nil, x509.IncorrectPasswordError
@@ -1300,18 +1462,7 @@ func parseOpenSSHPrivateKey(key []byte, decrypt openSSHDecryptFunc) (crypto.Priv
 
 	switch pk1.Keytype {
 	case KeyAlgoRSA:
-		// https://github.com/openssh/openssh-portable/blob/master/sshkey.c#L2760-L2773
-		key := struct {
-			N       *big.Int
-			E       *big.Int
-			D       *big.Int
-			Iqmp    *big.Int
-			P       *big.Int
-			Q       *big.Int
-			Comment string
-			Pad     []byte `ssh:"rest"`
-		}{}
-
+		var key openSSHRSAPrivateKey
 		if err := Unmarshal(pk1.Rest, &key); err != nil {
 			return nil, err
 		}
@@ -1337,13 +1488,7 @@ func parseOpenSSHPrivateKey(key []byte, decrypt openSSHDecryptFunc) (crypto.Priv
 
 		return pk, nil
 	case KeyAlgoED25519:
-		key := struct {
-			Pub     []byte
-			Priv    []byte
-			Comment string
-			Pad     []byte `ssh:"rest"`
-		}{}
-
+		var key openSSHEd25519PrivateKey
 		if err := Unmarshal(pk1.Rest, &key); err != nil {
 			return nil, err
 		}
@@ -1360,14 +1505,7 @@ func parseOpenSSHPrivateKey(key []byte, decrypt openSSHDecryptFunc) (crypto.Priv
 		copy(pk, key.Priv)
 		return &pk, nil
 	case KeyAlgoECDSA256, KeyAlgoECDSA384, KeyAlgoECDSA521:
-		key := struct {
-			Curve   string
-			Pub     []byte
-			D       *big.Int
-			Comment string
-			Pad     []byte `ssh:"rest"`
-		}{}
-
+		var key openSSHECDSAPrivateKey
 		if err := Unmarshal(pk1.Rest, &key); err != nil {
 			return nil, err
 		}
@@ -1415,6 +1553,131 @@ func parseOpenSSHPrivateKey(key []byte, decrypt openSSHDecryptFunc) (crypto.Priv
 	}
 }
 
+func marshalOpenSSHPrivateKey(key crypto.PrivateKey, comment string, encrypt openSSHEncryptFunc) (*pem.Block, error) {
+	var w openSSHEncryptedPrivateKey
+	var pk1 openSSHPrivateKey
+
+	// Random check bytes.
+	var check uint32
+	if err := binary.Read(rand.Reader, binary.BigEndian, &check); err != nil {
+		return nil, err
+	}
+
+	pk1.Check1 = check
+	pk1.Check2 = check
+	w.NumKeys = 1
+
+	// Use a []byte directly on ed25519 keys.
+	if k, ok := key.(*ed25519.PrivateKey); ok {
+		key = *k
+	}
+
+	switch k := key.(type) {
+	case *rsa.PrivateKey:
+		E := new(big.Int).SetInt64(int64(k.PublicKey.E))
+		// Marshal public key:
+		// E and N are in reversed order in the public and private key.
+		pubKey := struct {
+			KeyType string
+			E       *big.Int
+			N       *big.Int
+		}{
+			KeyAlgoRSA,
+			E, k.PublicKey.N,
+		}
+		w.PubKey = Marshal(pubKey)
+
+		// Marshal private key.
+		key := openSSHRSAPrivateKey{
+			N:       k.PublicKey.N,
+			E:       E,
+			D:       k.D,
+			Iqmp:    k.Precomputed.Qinv,
+			P:       k.Primes[0],
+			Q:       k.Primes[1],
+			Comment: comment,
+		}
+		pk1.Keytype = KeyAlgoRSA
+		pk1.Rest = Marshal(key)
+	case ed25519.PrivateKey:
+		pub := make([]byte, ed25519.PublicKeySize)
+		priv := make([]byte, ed25519.PrivateKeySize)
+		copy(pub, k[32:])
+		copy(priv, k)
+
+		// Marshal public key.
+		pubKey := struct {
+			KeyType string
+			Pub     []byte
+		}{
+			KeyAlgoED25519, pub,
+		}
+		w.PubKey = Marshal(pubKey)
+
+		// Marshal private key.
+		key := openSSHEd25519PrivateKey{
+			Pub:     pub,
+			Priv:    priv,
+			Comment: comment,
+		}
+		pk1.Keytype = KeyAlgoED25519
+		pk1.Rest = Marshal(key)
+	case *ecdsa.PrivateKey:
+		var curve, keyType string
+		switch name := k.Curve.Params().Name; name {
+		case "P-256":
+			curve = "nistp256"
+			keyType = KeyAlgoECDSA256
+		case "P-384":
+			curve = "nistp384"
+			keyType = KeyAlgoECDSA384
+		case "P-521":
+			curve = "nistp521"
+			keyType = KeyAlgoECDSA521
+		default:
+			return nil, errors.New("ssh: unhandled elliptic curve " + name)
+		}
+
+		pub := elliptic.Marshal(k.Curve, k.PublicKey.X, k.PublicKey.Y)
+
+		// Marshal public key.
+		pubKey := struct {
+			KeyType string
+			Curve   string
+			Pub     []byte
+		}{
+			keyType, curve, pub,
+		}
+		w.PubKey = Marshal(pubKey)
+
+		// Marshal private key.
+		key := openSSHECDSAPrivateKey{
+			Curve:   curve,
+			Pub:     pub,
+			D:       k.D,
+			Comment: comment,
+		}
+		pk1.Keytype = keyType
+		pk1.Rest = Marshal(key)
+	default:
+		return nil, fmt.Errorf("ssh: unsupported key type %T", k)
+	}
+
+	var err error
+	// Add padding and encrypt the key if necessary.
+	w.PrivKeyBlock, w.CipherName, w.KdfName, w.KdfOpts, err = encrypt(Marshal(pk1))
+	if err != nil {
+		return nil, err
+	}
+
+	b := Marshal(w)
+	block := &pem.Block{
+		Type:  "OPENSSH PRIVATE KEY",
+		Bytes: append([]byte(privateKeyAuthMagic), b...),
+	}
+	return block, nil
+}
+
 func checkOpenSSHKeyPadding(pad []byte) error {
 	for i, b := range pad {
 		if int(b) != i+1 {
@@ -1424,6 +1687,13 @@ func checkOpenSSHKeyPadding(pad []byte) error {
 	return nil
 }
 
+func generateOpenSSHPadding(block []byte, blockSize int) []byte {
+	for i, l := 0, len(block); (l+i)%blockSize != 0; i++ {
+		block = append(block, byte(i+1))
+	}
+	return block
+}
+
 // FingerprintLegacyMD5 returns the user presentation of the key's
 // fingerprint as described by RFC 4716 section 4.
 func FingerprintLegacyMD5(pubKey PublicKey) string {

vendor/golang.org/x/crypto/ssh/mac.go

@@ -10,6 +10,7 @@ import (
 	"crypto/hmac"
 	"crypto/sha1"
 	"crypto/sha256"
+	"crypto/sha512"
 	"hash"
 )
 
@@ -46,9 +47,15 @@ func (t truncatingMAC) Size() int {
 func (t truncatingMAC) BlockSize() int { return t.hmac.BlockSize() }
 
 var macModes = map[string]*macMode{
+	"hmac-sha2-512-etm@openssh.com": {64, true, func(key []byte) hash.Hash {
+		return hmac.New(sha512.New, key)
+	}},
 	"hmac-sha2-256-etm@openssh.com": {32, true, func(key []byte) hash.Hash {
 		return hmac.New(sha256.New, key)
 	}},
+	"hmac-sha2-512": {64, false, func(key []byte) hash.Hash {
+		return hmac.New(sha512.New, key)
+	}},
 	"hmac-sha2-256": {32, false, func(key []byte) hash.Hash {
 		return hmac.New(sha256.New, key)
 	}},

vendor/golang.org/x/crypto/ssh/messages.go

@@ -349,6 +349,20 @@ type userAuthGSSAPIError struct {
 	LanguageTag string
 }
 
+// Transport layer OpenSSH extension. See [PROTOCOL], section 1.9
+const msgPing = 192
+
+type pingMsg struct {
+	Data string `sshtype:"192"`
+}
+
+// Transport layer OpenSSH extension. See [PROTOCOL], section 1.9
+const msgPong = 193
+
+type pongMsg struct {
+	Data string `sshtype:"193"`
+}
+
 // typeTags returns the possible type bytes for the given reflect.Type, which
 // should be a struct. The possible values are separated by a '|' character.
 func typeTags(structType reflect.Type) (tags []byte) {

vendor/golang.org/x/crypto/ssh/mux.go

@@ -231,6 +231,12 @@ func (m *mux) onePacket() error {
 		return m.handleChannelOpen(packet)
 	case msgGlobalRequest, msgRequestSuccess, msgRequestFailure:
 		return m.handleGlobalPacket(packet)
+	case msgPing:
+		var msg pingMsg
+		if err := Unmarshal(packet, &msg); err != nil {
+			return fmt.Errorf("failed to unmarshal ping@openssh.com message: %w", err)
+		}
+		return m.sendMessage(pongMsg(msg))
 	}
 
 	// assume a channel packet.

vendor/golang.org/x/crypto/ssh/server.go

@@ -291,15 +291,6 @@ func (s *connection) serverHandshake(config *ServerConfig) (*Permissions, error)
 	return perms, err
 }
 
-func isAcceptableAlgo(algo string) bool {
-	switch algo {
-	case KeyAlgoRSA, KeyAlgoRSASHA256, KeyAlgoRSASHA512, KeyAlgoDSA, KeyAlgoECDSA256, KeyAlgoECDSA384, KeyAlgoECDSA521, KeyAlgoSKECDSA256, KeyAlgoED25519, KeyAlgoSKED25519,
-		CertAlgoRSAv01, CertAlgoDSAv01, CertAlgoECDSA256v01, CertAlgoECDSA384v01, CertAlgoECDSA521v01, CertAlgoSKECDSA256v01, CertAlgoED25519v01, CertAlgoSKED25519v01:
-		return true
-	}
-	return false
-}
-
 func checkSourceAddress(addr net.Addr, sourceAddrs string) error {
 	if addr == nil {
 		return errors.New("ssh: no address known for client, but source-address match required")
@@ -379,6 +370,25 @@ func gssExchangeToken(gssapiConfig *GSSAPIWithMICConfig, firstToken []byte, s *c
 	return authErr, perms, nil
 }
 
+// isAlgoCompatible checks if the signature format is compatible with the
+// selected algorithm taking into account edge cases that occur with old
+// clients.
+func isAlgoCompatible(algo, sigFormat string) bool {
+	// Compatibility for old clients.
+	//
+	// For certificate authentication with OpenSSH 7.2-7.7 signature format can
+	// be rsa-sha2-256 or rsa-sha2-512 for the algorithm
+	// ssh-rsa-cert-v01@openssh.com.
+	//
+	// With gpg-agent < 2.2.6 the algorithm can be rsa-sha2-256 or rsa-sha2-512
+	// for signature format ssh-rsa.
+	if isRSA(algo) && isRSA(sigFormat) {
+		return true
+	}
+	// Standard case: the underlying algorithm must match the signature format.
+	return underlyingAlgo(algo) == sigFormat
+}
+
 // ServerAuthError represents server authentication errors and is
 // sometimes returned by NewServerConn. It appends any authentication
 // errors that may occur, and is returned if all of the authentication
@@ -514,7 +524,7 @@ userAuthLoop:
 				return nil, parseError(msgUserAuthRequest)
 			}
 			algo := string(algoBytes)
-			if !isAcceptableAlgo(algo) {
+			if !contains(supportedPubKeyAuthAlgos, underlyingAlgo(algo)) {
 				authErr = fmt.Errorf("ssh: algorithm %q not accepted", algo)
 				break
 			}
@@ -566,17 +576,26 @@ userAuthLoop:
 				if !ok || len(payload) > 0 {
 					return nil, parseError(msgUserAuthRequest)
 				}
-
+				// Ensure the declared public key algo is compatible with the
+				// decoded one. This check will ensure we don't accept e.g.
+				// ssh-rsa-cert-v01@openssh.com algorithm with ssh-rsa public
+				// key type. The algorithm and public key type must be
+				// consistent: both must be certificate algorithms, or neither.
+				if !contains(algorithmsForKeyFormat(pubKey.Type()), algo) {
+					authErr = fmt.Errorf("ssh: public key type %q not compatible with selected algorithm %q",
+						pubKey.Type(), algo)
+					break
+				}
 				// Ensure the public key algo and signature algo
 				// are supported.  Compare the private key
 				// algorithm name that corresponds to algo with
 				// sig.Format.  This is usually the same, but
 				// for certs, the names differ.
-				if !isAcceptableAlgo(sig.Format) {
+				if !contains(supportedPubKeyAuthAlgos, sig.Format) {
 					authErr = fmt.Errorf("ssh: algorithm %q not accepted", sig.Format)
 					break
 				}
-				if underlyingAlgo(algo) != sig.Format {
+				if !isAlgoCompatible(algo, sig.Format) {
 					authErr = fmt.Errorf("ssh: signature %q not compatible with selected algorithm %q", sig.Format, algo)
 					break
 				}

vendor/golang.org/x/crypto/ssh/transport.go

@@ -17,7 +17,8 @@ import (
 const debugTransport = false
 
 const (
-	gcmCipherID    = "aes128-gcm@openssh.com"
+	gcm128CipherID = "aes128-gcm@openssh.com"
+	gcm256CipherID = "aes256-gcm@openssh.com"
 	aes128cbcID    = "aes128-cbc"
 	tripledescbcID = "3des-cbc"
 )

vendor/golang.org/x/net/http2/Dockerfile

@@ -1,51 +0,0 @@
-#
-# This Dockerfile builds a recent curl with HTTP/2 client support, using
-# a recent nghttp2 build.
-#
-# See the Makefile for how to tag it. If Docker and that image is found, the
-# Go tests use this curl binary for integration tests.
-#
-
-FROM ubuntu:trusty
-
-RUN apt-get update && \
-    apt-get upgrade -y && \
-    apt-get install -y git-core build-essential wget
-
-RUN apt-get install -y --no-install-recommends \
-       autotools-dev libtool pkg-config zlib1g-dev \
-       libcunit1-dev libssl-dev libxml2-dev libevent-dev \
-       automake autoconf
-
-# The list of packages nghttp2 recommends for h2load:
-RUN apt-get install -y --no-install-recommends make binutils \
-        autoconf automake autotools-dev \
-        libtool pkg-config zlib1g-dev libcunit1-dev libssl-dev libxml2-dev \
-        libev-dev libevent-dev libjansson-dev libjemalloc-dev \
-        cython python3.4-dev python-setuptools
-
-# Note: setting NGHTTP2_VER before the git clone, so an old git clone isn't cached:
-ENV NGHTTP2_VER 895da9a
-RUN cd /root && git clone https://github.com/tatsuhiro-t/nghttp2.git
-
-WORKDIR /root/nghttp2
-RUN git reset --hard $NGHTTP2_VER
-RUN autoreconf -i
-RUN automake
-RUN autoconf
-RUN ./configure
-RUN make
-RUN make install
-
-WORKDIR /root
-RUN wget https://curl.se/download/curl-7.45.0.tar.gz
-RUN tar -zxvf curl-7.45.0.tar.gz
-WORKDIR /root/curl-7.45.0
-RUN ./configure --with-ssl --with-nghttp2=/usr/local
-RUN make
-RUN make install
-RUN ldconfig
-
-CMD ["-h"]
-ENTRYPOINT ["/usr/local/bin/curl"]
-

vendor/golang.org/x/net/http2/Makefile

@@ -1,3 +0,0 @@
-curlimage:
-	docker build -t gohttp2/curl .
-

vendor/golang.org/x/net/http2/pipe.go

@@ -88,13 +88,9 @@ func (p *pipe) Write(d []byte) (n int, err error) {
 		p.c.L = &p.mu
 	}
 	defer p.c.Signal()
-	if p.err != nil {
+	if p.err != nil || p.breakErr != nil {
 		return 0, errClosedPipeWrite
 	}
-	if p.breakErr != nil {
-		p.unread += len(d)
-		return len(d), nil // discard when there is no reader
-	}
 	return p.b.Write(d)
 }
 

vendor/golang.org/x/net/http2/server.go

@@ -441,7 +441,7 @@ func (s *Server) ServeConn(c net.Conn, opts *ServeConnOpts) {
 	if s.NewWriteScheduler != nil {
 		sc.writeSched = s.NewWriteScheduler()
 	} else {
-		sc.writeSched = NewPriorityWriteScheduler(nil)
+		sc.writeSched = newRoundRobinWriteScheduler()
 	}
 
 	// These start at the RFC-specified defaults. If there is a higher
@@ -581,9 +581,11 @@ type serverConn struct {
 	advMaxStreams               uint32 // our SETTINGS_MAX_CONCURRENT_STREAMS advertised the client
 	curClientStreams            uint32 // number of open streams initiated by the client
 	curPushedStreams            uint32 // number of open streams initiated by server push
+	curHandlers                 uint32 // number of running handler goroutines
 	maxClientStreamID           uint32 // max ever seen from client (odd), or 0 if there have been no client requests
 	maxPushPromiseID            uint32 // ID of the last push promise (even), or 0 if there have been no pushes
 	streams                     map[uint32]*stream
+	unstartedHandlers           []unstartedHandler
 	initialStreamSendWindowSize int32
 	maxFrameSize                int32
 	peerMaxHeaderListSize       uint32            // zero means unknown (default)
@@ -981,6 +983,8 @@ func (sc *serverConn) serve() {
 					return
 				case gracefulShutdownMsg:
 					sc.startGracefulShutdownInternal()
+				case handlerDoneMsg:
+					sc.handlerDone()
 				default:
 					panic("unknown timer")
 				}
@@ -1012,14 +1016,6 @@ func (sc *serverConn) serve() {
 	}
 }
 
-func (sc *serverConn) awaitGracefulShutdown(sharedCh <-chan struct{}, privateCh chan struct{}) {
-	select {
-	case <-sc.doneServing:
-	case <-sharedCh:
-		close(privateCh)
-	}
-}
-
 type serverMessage int
 
 // Message values sent to serveMsgCh.
@@ -1028,6 +1024,7 @@ var (
 	idleTimerMsg        = new(serverMessage)
 	shutdownTimerMsg    = new(serverMessage)
 	gracefulShutdownMsg = new(serverMessage)
+	handlerDoneMsg      = new(serverMessage)
 )
 
 func (sc *serverConn) onSettingsTimer() { sc.sendServeMsg(settingsTimerMsg) }
@@ -1822,15 +1819,18 @@ func (sc *serverConn) processData(f *DataFrame) error {
 		}
 
 		if len(data) > 0 {
+			st.bodyBytes += int64(len(data))
 			wrote, err := st.body.Write(data)
 			if err != nil {
+				// The handler has closed the request body.
+				// Return the connection-level flow control for the discarded data,
+				// but not the stream-level flow control.
 				sc.sendWindowUpdate(nil, int(f.Length)-wrote)
-				return sc.countError("body_write_err", streamError(id, ErrCodeStreamClosed))
+				return nil
 			}
 			if wrote != len(data) {
 				panic("internal error: bad Writer")
 			}
-			st.bodyBytes += int64(len(data))
 		}
 
 		// Return any padded flow control now, since we won't
@@ -1897,9 +1897,11 @@ func (st *stream) copyTrailersToHandlerRequest() {
 // onReadTimeout is run on its own goroutine (from time.AfterFunc)
 // when the stream's ReadTimeout has fired.
 func (st *stream) onReadTimeout() {
-	// Wrap the ErrDeadlineExceeded to avoid callers depending on us
-	// returning the bare error.
-	st.body.CloseWithError(fmt.Errorf("%w", os.ErrDeadlineExceeded))
+	if st.body != nil {
+		// Wrap the ErrDeadlineExceeded to avoid callers depending on us
+		// returning the bare error.
+		st.body.CloseWithError(fmt.Errorf("%w", os.ErrDeadlineExceeded))
+	}
 }
 
 // onWriteTimeout is run on its own goroutine (from time.AfterFunc)
@@ -2017,13 +2019,10 @@ func (sc *serverConn) processHeaders(f *MetaHeadersFrame) error {
 	// (in Go 1.8), though. That's a more sane option anyway.
 	if sc.hs.ReadTimeout != 0 {
 		sc.conn.SetReadDeadline(time.Time{})
-		if st.body != nil {
-			st.readDeadline = time.AfterFunc(sc.hs.ReadTimeout, st.onReadTimeout)
-		}
+		st.readDeadline = time.AfterFunc(sc.hs.ReadTimeout, st.onReadTimeout)
 	}
 
-	go sc.runHandler(rw, req, handler)
-	return nil
+	return sc.scheduleHandler(id, rw, req, handler)
 }
 
 func (sc *serverConn) upgradeRequest(req *http.Request) {
@@ -2043,6 +2042,10 @@ func (sc *serverConn) upgradeRequest(req *http.Request) {
 		sc.conn.SetReadDeadline(time.Time{})
 	}
 
+	// This is the first request on the connection,
+	// so start the handler directly rather than going
+	// through scheduleHandler.
+	sc.curHandlers++
 	go sc.runHandler(rw, req, sc.handler.ServeHTTP)
 }
 
@@ -2283,8 +2286,62 @@ func (sc *serverConn) newResponseWriter(st *stream, req *http.Request) *response
 	return &responseWriter{rws: rws}
 }
 
+type unstartedHandler struct {
+	streamID uint32
+	rw       *responseWriter
+	req      *http.Request
+	handler  func(http.ResponseWriter, *http.Request)
+}
+
+// scheduleHandler starts a handler goroutine,
+// or schedules one to start as soon as an existing handler finishes.
+func (sc *serverConn) scheduleHandler(streamID uint32, rw *responseWriter, req *http.Request, handler func(http.ResponseWriter, *http.Request)) error {
+	sc.serveG.check()
+	maxHandlers := sc.advMaxStreams
+	if sc.curHandlers < maxHandlers {
+		sc.curHandlers++
+		go sc.runHandler(rw, req, handler)
+		return nil
+	}
+	if len(sc.unstartedHandlers) > int(4*sc.advMaxStreams) {
+		return sc.countError("too_many_early_resets", ConnectionError(ErrCodeEnhanceYourCalm))
+	}
+	sc.unstartedHandlers = append(sc.unstartedHandlers, unstartedHandler{
+		streamID: streamID,
+		rw:       rw,
+		req:      req,
+		handler:  handler,
+	})
+	return nil
+}
+
+func (sc *serverConn) handlerDone() {
+	sc.serveG.check()
+	sc.curHandlers--
+	i := 0
+	maxHandlers := sc.advMaxStreams
+	for ; i < len(sc.unstartedHandlers); i++ {
+		u := sc.unstartedHandlers[i]
+		if sc.streams[u.streamID] == nil {
+			// This stream was reset before its goroutine had a chance to start.
+			continue
+		}
+		if sc.curHandlers >= maxHandlers {
+			break
+		}
+		sc.curHandlers++
+		go sc.runHandler(u.rw, u.req, u.handler)
+		sc.unstartedHandlers[i] = unstartedHandler{} // don't retain references
+	}
+	sc.unstartedHandlers = sc.unstartedHandlers[i:]
+	if len(sc.unstartedHandlers) == 0 {
+		sc.unstartedHandlers = nil
+	}
+}
+
 // Run on its own goroutine.
 func (sc *serverConn) runHandler(rw *responseWriter, req *http.Request, handler func(http.ResponseWriter, *http.Request)) {
+	defer sc.sendServeMsg(handlerDoneMsg)
 	didPanic := true
 	defer func() {
 		rw.rws.stream.cancelCtx()
@@ -2426,7 +2483,7 @@ type requestBody struct {
 	conn          *serverConn
 	closeOnce     sync.Once // for use by Close only
 	sawEOF        bool      // for use by Read only
-	pipe          *pipe     // non-nil if we have a HTTP entity message body
+	pipe          *pipe     // non-nil if we have an HTTP entity message body
 	needsContinue bool      // need to send a 100-continue
 }
 
@@ -2566,7 +2623,8 @@ func (rws *responseWriterState) writeChunk(p []byte) (n int, err error) {
 				clen = ""
 			}
 		}
-		if clen == "" && rws.handlerDone && bodyAllowedForStatus(rws.status) && (len(p) > 0 || !isHeadResp) {
+		_, hasContentLength := rws.snapHeader["Content-Length"]
+		if !hasContentLength && clen == "" && rws.handlerDone && bodyAllowedForStatus(rws.status) && (len(p) > 0 || !isHeadResp) {
 			clen = strconv.Itoa(len(p))
 		}
 		_, hasContentType := rws.snapHeader["Content-Type"]
@@ -2771,7 +2829,7 @@ func (w *responseWriter) FlushError() error {
 		err = rws.bw.Flush()
 	} else {
 		// The bufio.Writer won't call chunkWriter.Write
-		// (writeChunk with zero bytes, so we have to do it
+		// (writeChunk with zero bytes), so we have to do it
 		// ourselves to force the HTTP response header and/or
 		// final DATA frame (with END_STREAM) to be sent.
 		_, err = chunkWriter{rws}.Write(nil)

vendor/golang.org/x/net/http2/transport.go

@@ -19,6 +19,7 @@ import (
 	"io/fs"
 	"log"
 	"math"
+	"math/bits"
 	mathrand "math/rand"
 	"net"
 	"net/http"
@@ -290,8 +291,7 @@ func (t *Transport) initConnPool() {
 // HTTP/2 server.
 type ClientConn struct {
 	t             *Transport
-	tconn         net.Conn // usually *tls.Conn, except specialized impls
-	tconnClosed   bool
+	tconn         net.Conn             // usually *tls.Conn, except specialized impls
 	tlsState      *tls.ConnectionState // nil only for specialized impls
 	reused        uint32               // whether conn is being reused; atomic
 	singleUse     bool                 // whether being used for a single http.Request
@@ -518,11 +518,14 @@ func (t *Transport) RoundTrip(req *http.Request) (*http.Response, error) {
 func authorityAddr(scheme string, authority string) (addr string) {
 	host, port, err := net.SplitHostPort(authority)
 	if err != nil { // authority didn't have a port
+		host = authority
+		port = ""
+	}
+	if port == "" { // authority's port was empty
 		port = "443"
 		if scheme == "http" {
 			port = "80"
 		}
-		host = authority
 	}
 	if a, err := idna.ToASCII(host); err == nil {
 		host = a
@@ -560,10 +563,11 @@ func (t *Transport) RoundTripOpt(req *http.Request, opt RoundTripOpt) (*http.Res
 		traceGotConn(req, cc, reused)
 		res, err := cc.RoundTrip(req)
 		if err != nil && retry <= 6 {
+			roundTripErr := err
 			if req, err = shouldRetryRequest(req, err); err == nil {
 				// After the first retry, do exponential backoff with 10% jitter.
 				if retry == 0 {
-					t.vlogf("RoundTrip retrying after failure: %v", err)
+					t.vlogf("RoundTrip retrying after failure: %v", roundTripErr)
 					continue
 				}
 				backoff := float64(uint(1) << (uint(retry) - 1))
@@ -572,7 +576,7 @@ func (t *Transport) RoundTripOpt(req *http.Request, opt RoundTripOpt) (*http.Res
 				timer := backoffNewTimer(d)
 				select {
 				case <-timer.C:
-					t.vlogf("RoundTrip retrying after failure: %v", err)
+					t.vlogf("RoundTrip retrying after failure: %v", roundTripErr)
 					continue
 				case <-req.Context().Done():
 					timer.Stop()
@@ -1265,6 +1269,29 @@ func (cc *ClientConn) RoundTrip(req *http.Request) (*http.Response, error) {
 		return res, nil
 	}
 
+	cancelRequest := func(cs *clientStream, err error) error {
+		cs.cc.mu.Lock()
+		bodyClosed := cs.reqBodyClosed
+		cs.cc.mu.Unlock()
+		// Wait for the request body to be closed.
+		//
+		// If nothing closed the body before now, abortStreamLocked
+		// will have started a goroutine to close it.
+		//
+		// Closing the body before returning avoids a race condition
+		// with net/http checking its readTrackingBody to see if the
+		// body was read from or closed. See golang/go#60041.
+		//
+		// The body is closed in a separate goroutine without the
+		// connection mutex held, but dropping the mutex before waiting
+		// will keep us from holding it indefinitely if the body
+		// close is slow for some reason.
+		if bodyClosed != nil {
+			<-bodyClosed
+		}
+		return err
+	}
+
 	for {
 		select {
 		case <-cs.respHeaderRecv:
@@ -1284,10 +1311,10 @@ func (cc *ClientConn) RoundTrip(req *http.Request) (*http.Response, error) {
 		case <-ctx.Done():
 			err := ctx.Err()
 			cs.abortStream(err)
-			return nil, err
+			return nil, cancelRequest(cs, err)
 		case <-cs.reqCancel:
 			cs.abortStream(errRequestCanceled)
-			return nil, errRequestCanceled
+			return nil, cancelRequest(cs, errRequestCanceled)
 		}
 	}
 }
@@ -1653,7 +1680,27 @@ func (cs *clientStream) frameScratchBufferLen(maxFrameSize int) int {
 	return int(n) // doesn't truncate; max is 512K
 }
 
-var bufPool sync.Pool // of *[]byte
+// Seven bufPools manage different frame sizes. This helps to avoid scenarios where long-running
+// streaming requests using small frame sizes occupy large buffers initially allocated for prior
+// requests needing big buffers. The size ranges are as follows:
+// {0 KB, 16 KB], {16 KB, 32 KB], {32 KB, 64 KB], {64 KB, 128 KB], {128 KB, 256 KB],
+// {256 KB, 512 KB], {512 KB, infinity}
+// In practice, the maximum scratch buffer size should not exceed 512 KB due to
+// frameScratchBufferLen(maxFrameSize), thus the "infinity pool" should never be used.
+// It exists mainly as a safety measure, for potential future increases in max buffer size.
+var bufPools [7]sync.Pool // of *[]byte
+func bufPoolIndex(size int) int {
+	if size <= 16384 {
+		return 0
+	}
+	size -= 1
+	bits := bits.Len(uint(size))
+	index := bits - 14
+	if index >= len(bufPools) {
+		return len(bufPools) - 1
+	}
+	return index
+}
 
 func (cs *clientStream) writeRequestBody(req *http.Request) (err error) {
 	cc := cs.cc
@@ -1671,12 +1718,13 @@ func (cs *clientStream) writeRequestBody(req *http.Request) (err error) {
 	// Scratch buffer for reading into & writing from.
 	scratchLen := cs.frameScratchBufferLen(maxFrameSize)
 	var buf []byte
-	if bp, ok := bufPool.Get().(*[]byte); ok && len(*bp) >= scratchLen {
-		defer bufPool.Put(bp)
+	index := bufPoolIndex(scratchLen)
+	if bp, ok := bufPools[index].Get().(*[]byte); ok && len(*bp) >= scratchLen {
+		defer bufPools[index].Put(bp)
 		buf = *bp
 	} else {
 		buf = make([]byte, scratchLen)
-		defer bufPool.Put(&buf)
+		defer bufPools[index].Put(&buf)
 	}
 
 	var sawEOF bool
@@ -1844,6 +1892,9 @@ func (cc *ClientConn) encodeHeaders(req *http.Request, addGzipHeader bool, trail
 	if err != nil {
 		return nil, err
 	}
+	if !httpguts.ValidHostHeader(host) {
+		return nil, errors.New("http2: invalid Host header")
+	}
 
 	var path string
 	if req.Method != "CONNECT" {
@@ -1880,7 +1931,7 @@ func (cc *ClientConn) encodeHeaders(req *http.Request, addGzipHeader bool, trail
 		// 8.1.2.3 Request Pseudo-Header Fields
 		// The :path pseudo-header field includes the path and query parts of the
 		// target URI (the path-absolute production and optionally a '?' character
-		// followed by the query production (see Sections 3.3 and 3.4 of
+		// followed by the query production, see Sections 3.3 and 3.4 of
 		// [RFC3986]).
 		f(":authority", host)
 		m := req.Method
@@ -2555,6 +2606,9 @@ func (b transportResponseBody) Close() error {
 	cs := b.cs
 	cc := cs.cc
 
+	cs.bufPipe.BreakWithError(errClosedResponseBody)
+	cs.abortStream(errClosedResponseBody)
+
 	unread := cs.bufPipe.Len()
 	if unread > 0 {
 		cc.mu.Lock()
@@ -2573,9 +2627,6 @@ func (b transportResponseBody) Close() error {
 		cc.wmu.Unlock()
 	}
 
-	cs.bufPipe.BreakWithError(errClosedResponseBody)
-	cs.abortStream(errClosedResponseBody)
-
 	select {
 	case <-cs.donec:
 	case <-cs.ctx.Done():

vendor/golang.org/x/net/http2/writesched.go

@@ -184,7 +184,8 @@ func (wr *FrameWriteRequest) replyToWriter(err error) {
 
 // writeQueue is used by implementations of WriteScheduler.
 type writeQueue struct {
-	s []FrameWriteRequest
+	s          []FrameWriteRequest
+	prev, next *writeQueue
 }
 
 func (q *writeQueue) empty() bool { return len(q.s) == 0 }

vendor/golang.org/x/net/http2/writesched_roundrobin.go

@@ -0,0 +1,119 @@
+// Copyright 2023 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package http2
+
+import (
+	"fmt"
+	"math"
+)
+
+type roundRobinWriteScheduler struct {
+	// control contains control frames (SETTINGS, PING, etc.).
+	control writeQueue
+
+	// streams maps stream ID to a queue.
+	streams map[uint32]*writeQueue
+
+	// stream queues are stored in a circular linked list.
+	// head is the next stream to write, or nil if there are no streams open.
+	head *writeQueue
+
+	// pool of empty queues for reuse.
+	queuePool writeQueuePool
+}
+
+// newRoundRobinWriteScheduler constructs a new write scheduler.
+// The round robin scheduler priorizes control frames
+// like SETTINGS and PING over DATA frames.
+// When there are no control frames to send, it performs a round-robin
+// selection from the ready streams.
+func newRoundRobinWriteScheduler() WriteScheduler {
+	ws := &roundRobinWriteScheduler{
+		streams: make(map[uint32]*writeQueue),
+	}
+	return ws
+}
+
+func (ws *roundRobinWriteScheduler) OpenStream(streamID uint32, options OpenStreamOptions) {
+	if ws.streams[streamID] != nil {
+		panic(fmt.Errorf("stream %d already opened", streamID))
+	}
+	q := ws.queuePool.get()
+	ws.streams[streamID] = q
+	if ws.head == nil {
+		ws.head = q
+		q.next = q
+		q.prev = q
+	} else {
+		// Queues are stored in a ring.
+		// Insert the new stream before ws.head, putting it at the end of the list.
+		q.prev = ws.head.prev
+		q.next = ws.head
+		q.prev.next = q
+		q.next.prev = q
+	}
+}
+
+func (ws *roundRobinWriteScheduler) CloseStream(streamID uint32) {
+	q := ws.streams[streamID]
+	if q == nil {
+		return
+	}
+	if q.next == q {
+		// This was the only open stream.
+		ws.head = nil
+	} else {
+		q.prev.next = q.next
+		q.next.prev = q.prev
+		if ws.head == q {
+			ws.head = q.next
+		}
+	}
+	delete(ws.streams, streamID)
+	ws.queuePool.put(q)
+}
+
+func (ws *roundRobinWriteScheduler) AdjustStream(streamID uint32, priority PriorityParam) {}
+
+func (ws *roundRobinWriteScheduler) Push(wr FrameWriteRequest) {
+	if wr.isControl() {
+		ws.control.push(wr)
+		return
+	}
+	q := ws.streams[wr.StreamID()]
+	if q == nil {
+		// This is a closed stream.
+		// wr should not be a HEADERS or DATA frame.
+		// We push the request onto the control queue.
+		if wr.DataSize() > 0 {
+			panic("add DATA on non-open stream")
+		}
+		ws.control.push(wr)
+		return
+	}
+	q.push(wr)
+}
+
+func (ws *roundRobinWriteScheduler) Pop() (FrameWriteRequest, bool) {
+	// Control and RST_STREAM frames first.
+	if !ws.control.empty() {
+		return ws.control.shift(), true
+	}
+	if ws.head == nil {
+		return FrameWriteRequest{}, false
+	}
+	q := ws.head
+	for {
+		if wr, ok := q.consume(math.MaxInt32); ok {
+			ws.head = q.next
+			return wr, true
+		}
+		q = q.next
+		if q == ws.head {
+			break
+		}
+	}
+	return FrameWriteRequest{}, false
+}

vendor/golang.org/x/net/idna/idna9.0.0.go

@@ -121,7 +121,7 @@ func CheckJoiners(enable bool) Option {
 	}
 }
 
-// StrictDomainName limits the set of permissable ASCII characters to those
+// StrictDomainName limits the set of permissible ASCII characters to those
 // allowed in domain names as defined in RFC 1034 (A-Z, a-z, 0-9 and the
 // hyphen). This is set by default for MapForLookup and ValidateForRegistration,
 // but is only useful if ValidateLabels is set.

vendor/golang.org/x/net/idna/trie.go

@@ -6,27 +6,6 @@
 
 package idna
 
-// appendMapping appends the mapping for the respective rune. isMapped must be
-// true. A mapping is a categorization of a rune as defined in UTS #46.
-func (c info) appendMapping(b []byte, s string) []byte {
-	index := int(c >> indexShift)
-	if c&xorBit == 0 {
-		s := mappings[index:]
-		return append(b, s[1:s[0]+1]...)
-	}
-	b = append(b, s...)
-	if c&inlineXOR == inlineXOR {
-		// TODO: support and handle two-byte inline masks
-		b[len(b)-1] ^= byte(index)
-	} else {
-		for p := len(b) - int(xorData[index]); p < len(b); p++ {
-			index++
-			b[p] ^= xorData[index]
-		}
-	}
-	return b
-}
-
 // Sparse block handling code.
 
 type valueRange struct {

vendor/golang.org/x/net/idna/trie12.0.0.go

@@ -0,0 +1,31 @@
+// Code generated by running "go generate" in golang.org/x/text. DO NOT EDIT.
+
+// Copyright 2016 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+//go:build !go1.16
+// +build !go1.16
+
+package idna
+
+// appendMapping appends the mapping for the respective rune. isMapped must be
+// true. A mapping is a categorization of a rune as defined in UTS #46.
+func (c info) appendMapping(b []byte, s string) []byte {
+	index := int(c >> indexShift)
+	if c&xorBit == 0 {
+		s := mappings[index:]
+		return append(b, s[1:s[0]+1]...)
+	}
+	b = append(b, s...)
+	if c&inlineXOR == inlineXOR {
+		// TODO: support and handle two-byte inline masks
+		b[len(b)-1] ^= byte(index)
+	} else {
+		for p := len(b) - int(xorData[index]); p < len(b); p++ {
+			index++
+			b[p] ^= xorData[index]
+		}
+	}
+	return b
+}

vendor/golang.org/x/net/idna/trie13.0.0.go

@@ -0,0 +1,31 @@
+// Code generated by running "go generate" in golang.org/x/text. DO NOT EDIT.
+
+// Copyright 2016 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+//go:build go1.16
+// +build go1.16
+
+package idna
+
+// appendMapping appends the mapping for the respective rune. isMapped must be
+// true. A mapping is a categorization of a rune as defined in UTS #46.
+func (c info) appendMapping(b []byte, s string) []byte {
+	index := int(c >> indexShift)
+	if c&xorBit == 0 {
+		p := index
+		return append(b, mappings[mappingIndex[p]:mappingIndex[p+1]]...)
+	}
+	b = append(b, s...)
+	if c&inlineXOR == inlineXOR {
+		// TODO: support and handle two-byte inline masks
+		b[len(b)-1] ^= byte(index)
+	} else {
+		for p := len(b) - int(xorData[index]); p < len(b); p++ {
+			index++
+			b[p] ^= xorData[index]
+		}
+	}
+	return b
+}

vendor/golang.org/x/net/internal/socks/socks.go

@@ -289,7 +289,7 @@ func (up *UsernamePassword) Authenticate(ctx context.Context, rw io.ReadWriter,
 	case AuthMethodNotRequired:
 		return nil
 	case AuthMethodUsernamePassword:
-		if len(up.Username) == 0 || len(up.Username) > 255 || len(up.Password) == 0 || len(up.Password) > 255 {
+		if len(up.Username) == 0 || len(up.Username) > 255 || len(up.Password) > 255 {
 			return errors.New("invalid username/password")
 		}
 		b := []byte{authUsernamePasswordVersion}

vendor/golang.org/x/sys/cpu/cpu.go

@@ -38,7 +38,7 @@ var X86 struct {
 	HasAVX512F          bool // Advanced vector extension 512 Foundation Instructions
 	HasAVX512CD         bool // Advanced vector extension 512 Conflict Detection Instructions
 	HasAVX512ER         bool // Advanced vector extension 512 Exponential and Reciprocal Instructions
-	HasAVX512PF         bool // Advanced vector extension 512 Prefetch Instructions Instructions
+	HasAVX512PF         bool // Advanced vector extension 512 Prefetch Instructions
 	HasAVX512VL         bool // Advanced vector extension 512 Vector Length Extensions
 	HasAVX512BW         bool // Advanced vector extension 512 Byte and Word Instructions
 	HasAVX512DQ         bool // Advanced vector extension 512 Doubleword and Quadword Instructions
@@ -54,6 +54,9 @@ var X86 struct {
 	HasAVX512VBMI2      bool // Advanced vector extension 512 Vector Byte Manipulation Instructions 2
 	HasAVX512BITALG     bool // Advanced vector extension 512 Bit Algorithms
 	HasAVX512BF16       bool // Advanced vector extension 512 BFloat16 Instructions
+	HasAMXTile          bool // Advanced Matrix Extension Tile instructions
+	HasAMXInt8          bool // Advanced Matrix Extension Int8 instructions
+	HasAMXBF16          bool // Advanced Matrix Extension BFloat16 instructions
 	HasBMI1             bool // Bit manipulation instruction set 1
 	HasBMI2             bool // Bit manipulation instruction set 2
 	HasCX16             bool // Compare and exchange 16 Bytes

vendor/golang.org/x/sys/cpu/cpu_riscv64.go

@@ -7,6 +7,6 @@
 
 package cpu
 
-const cacheLineSize = 32
+const cacheLineSize = 64
 
 func initOptions() {}

vendor/golang.org/x/sys/cpu/cpu_x86.go

@@ -37,6 +37,9 @@ func initOptions() {
 		{Name: "avx512vbmi2", Feature: &X86.HasAVX512VBMI2},
 		{Name: "avx512bitalg", Feature: &X86.HasAVX512BITALG},
 		{Name: "avx512bf16", Feature: &X86.HasAVX512BF16},
+		{Name: "amxtile", Feature: &X86.HasAMXTile},
+		{Name: "amxint8", Feature: &X86.HasAMXInt8},
+		{Name: "amxbf16", Feature: &X86.HasAMXBF16},
 		{Name: "bmi1", Feature: &X86.HasBMI1},
 		{Name: "bmi2", Feature: &X86.HasBMI2},
 		{Name: "cx16", Feature: &X86.HasCX16},
@@ -138,6 +141,10 @@ func archInit() {
 		eax71, _, _, _ := cpuid(7, 1)
 		X86.HasAVX512BF16 = isSet(5, eax71)
 	}
+
+	X86.HasAMXTile = isSet(24, edx7)
+	X86.HasAMXInt8 = isSet(25, edx7)
+	X86.HasAMXBF16 = isSet(22, edx7)
 }
 
 func isSet(bitpos uint, value uint32) bool {

vendor/golang.org/x/sys/cpu/endian_little.go

@@ -2,8 +2,8 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-//go:build 386 || amd64 || amd64p32 || alpha || arm || arm64 || loong64 || mipsle || mips64le || mips64p32le || nios2 || ppc64le || riscv || riscv64 || sh
-// +build 386 amd64 amd64p32 alpha arm arm64 loong64 mipsle mips64le mips64p32le nios2 ppc64le riscv riscv64 sh
+//go:build 386 || amd64 || amd64p32 || alpha || arm || arm64 || loong64 || mipsle || mips64le || mips64p32le || nios2 || ppc64le || riscv || riscv64 || sh || wasm
+// +build 386 amd64 amd64p32 alpha arm arm64 loong64 mipsle mips64le mips64p32le nios2 ppc64le riscv riscv64 sh wasm
 
 package cpu
 

vendor/golang.org/x/sys/cpu/hwcap_linux.go

@@ -5,7 +5,7 @@
 package cpu
 
 import (
-	"io/ioutil"
+	"os"
 )
 
 const (
@@ -39,7 +39,7 @@ func readHWCAP() error {
 		return nil
 	}
 
-	buf, err := ioutil.ReadFile(procAuxv)
+	buf, err := os.ReadFile(procAuxv)
 	if err != nil {
 		// e.g. on android /proc/self/auxv is not accessible, so silently
 		// ignore the error and leave Initialized = false. On some

vendor/golang.org/x/sys/internal/unsafeheader/unsafeheader.go

@@ -1,30 +0,0 @@
-// Copyright 2020 The Go Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style
-// license that can be found in the LICENSE file.
-
-// Package unsafeheader contains header declarations for the Go runtime's
-// slice and string implementations.
-//
-// This package allows x/sys to use types equivalent to
-// reflect.SliceHeader and reflect.StringHeader without introducing
-// a dependency on the (relatively heavy) "reflect" package.
-package unsafeheader
-
-import (
-	"unsafe"
-)
-
-// Slice is the runtime representation of a slice.
-// It cannot be used safely or portably and its representation may change in a later release.
-type Slice struct {
-	Data unsafe.Pointer
-	Len  int
-	Cap  int
-}
-
-// String is the runtime representation of a string.
-// It cannot be used safely or portably and its representation may change in a later release.
-type String struct {
-	Data unsafe.Pointer
-	Len  int
-}

vendor/golang.org/x/sys/unix/ioctl_signed.go

@@ -0,0 +1,70 @@
+// Copyright 2018 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+//go:build aix || solaris
+// +build aix solaris
+
+package unix
+
+import (
+	"unsafe"
+)
+
+// ioctl itself should not be exposed directly, but additional get/set
+// functions for specific types are permissible.
+
+// IoctlSetInt performs an ioctl operation which sets an integer value
+// on fd, using the specified request number.
+func IoctlSetInt(fd int, req int, value int) error {
+	return ioctl(fd, req, uintptr(value))
+}
+
+// IoctlSetPointerInt performs an ioctl operation which sets an
+// integer value on fd, using the specified request number. The ioctl
+// argument is called with a pointer to the integer value, rather than
+// passing the integer value directly.
+func IoctlSetPointerInt(fd int, req int, value int) error {
+	v := int32(value)
+	return ioctlPtr(fd, req, unsafe.Pointer(&v))
+}
+
+// IoctlSetWinsize performs an ioctl on fd with a *Winsize argument.
+//
+// To change fd's window size, the req argument should be TIOCSWINSZ.
+func IoctlSetWinsize(fd int, req int, value *Winsize) error {
+	// TODO: if we get the chance, remove the req parameter and
+	// hardcode TIOCSWINSZ.
+	return ioctlPtr(fd, req, unsafe.Pointer(value))
+}
+
+// IoctlSetTermios performs an ioctl on fd with a *Termios.
+//
+// The req value will usually be TCSETA or TIOCSETA.
+func IoctlSetTermios(fd int, req int, value *Termios) error {
+	// TODO: if we get the chance, remove the req parameter.
+	return ioctlPtr(fd, req, unsafe.Pointer(value))
+}
+
+// IoctlGetInt performs an ioctl operation which gets an integer value
+// from fd, using the specified request number.
+//
+// A few ioctl requests use the return value as an output parameter;
+// for those, IoctlRetInt should be used instead of this function.
+func IoctlGetInt(fd int, req int) (int, error) {
+	var value int
+	err := ioctlPtr(fd, req, unsafe.Pointer(&value))
+	return value, err
+}
+
+func IoctlGetWinsize(fd int, req int) (*Winsize, error) {
+	var value Winsize
+	err := ioctlPtr(fd, req, unsafe.Pointer(&value))
+	return &value, err
+}
+
+func IoctlGetTermios(fd int, req int) (*Termios, error) {
+	var value Termios
+	err := ioctlPtr(fd, req, unsafe.Pointer(&value))
+	return &value, err
+}

vendor/golang.org/x/sys/unix/ioctl.go → vendor/golang.org/x/sys/unix/ioctl_unsigned.go

@@ -2,8 +2,8 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-//go:build aix || darwin || dragonfly || freebsd || hurd || linux || netbsd || openbsd || solaris
-// +build aix darwin dragonfly freebsd hurd linux netbsd openbsd solaris
+//go:build darwin || dragonfly || freebsd || hurd || linux || netbsd || openbsd
+// +build darwin dragonfly freebsd hurd linux netbsd openbsd
 
 package unix
 

vendor/golang.org/x/sys/unix/ioctl_zos.go

@@ -17,14 +17,14 @@ import (
 
 // IoctlSetInt performs an ioctl operation which sets an integer value
 // on fd, using the specified request number.
-func IoctlSetInt(fd int, req uint, value int) error {
+func IoctlSetInt(fd int, req int, value int) error {
 	return ioctl(fd, req, uintptr(value))
 }
 
 // IoctlSetWinsize performs an ioctl on fd with a *Winsize argument.
 //
 // To change fd's window size, the req argument should be TIOCSWINSZ.
-func IoctlSetWinsize(fd int, req uint, value *Winsize) error {
+func IoctlSetWinsize(fd int, req int, value *Winsize) error {
 	// TODO: if we get the chance, remove the req parameter and
 	// hardcode TIOCSWINSZ.
 	return ioctlPtr(fd, req, unsafe.Pointer(value))
@@ -33,7 +33,7 @@ func IoctlSetWinsize(fd int, req uint, value *Winsize) error {
 // IoctlSetTermios performs an ioctl on fd with a *Termios.
 //
 // The req value is expected to be TCSETS, TCSETSW, or TCSETSF
-func IoctlSetTermios(fd int, req uint, value *Termios) error {
+func IoctlSetTermios(fd int, req int, value *Termios) error {
 	if (req != TCSETS) && (req != TCSETSW) && (req != TCSETSF) {
 		return ENOSYS
 	}
@@ -47,13 +47,13 @@ func IoctlSetTermios(fd int, req uint, value *Termios) error {
 //
 // A few ioctl requests use the return value as an output parameter;
 // for those, IoctlRetInt should be used instead of this function.
-func IoctlGetInt(fd int, req uint) (int, error) {
+func IoctlGetInt(fd int, req int) (int, error) {
 	var value int
 	err := ioctlPtr(fd, req, unsafe.Pointer(&value))
 	return value, err
 }
 
-func IoctlGetWinsize(fd int, req uint) (*Winsize, error) {
+func IoctlGetWinsize(fd int, req int) (*Winsize, error) {
 	var value Winsize
 	err := ioctlPtr(fd, req, unsafe.Pointer(&value))
 	return &value, err
@@ -62,7 +62,7 @@ func IoctlGetWinsize(fd int, req uint) (*Winsize, error) {
 // IoctlGetTermios performs an ioctl on fd with a *Termios.
 //
 // The req value is expected to be TCGETS
-func IoctlGetTermios(fd int, req uint) (*Termios, error) {
+func IoctlGetTermios(fd int, req int) (*Termios, error) {
 	var value Termios
 	if req != TCGETS {
 		return &value, ENOSYS

vendor/golang.org/x/sys/unix/mkall.sh

@@ -50,7 +50,7 @@ if [[ "$GOOS" = "linux" ]]; then
 	# Use the Docker-based build system
 	# Files generated through docker (use $cmd so you can Ctl-C the build or run)
 	$cmd docker build --tag generate:$GOOS $GOOS
-	$cmd docker run --interactive --tty --volume $(cd -- "$(dirname -- "$0")/.." && /bin/pwd):/build generate:$GOOS
+	$cmd docker run --interactive --tty --volume $(cd -- "$(dirname -- "$0")/.." && pwd):/build generate:$GOOS
 	exit
 fi
 

vendor/golang.org/x/sys/unix/mkerrors.sh

@@ -66,6 +66,7 @@ includes_Darwin='
 #include <sys/ptrace.h>
 #include <sys/select.h>
 #include <sys/socket.h>
+#include <sys/stat.h>
 #include <sys/un.h>
 #include <sys/sockio.h>
 #include <sys/sys_domain.h>
@@ -203,6 +204,7 @@ struct ltchars {
 #include <sys/timerfd.h>
 #include <sys/uio.h>
 #include <sys/xattr.h>
+#include <netinet/udp.h>
 #include <linux/audit.h>
 #include <linux/bpf.h>
 #include <linux/can.h>
@@ -517,10 +519,11 @@ ccflags="$@"
 		$2 ~ /^LOCK_(SH|EX|NB|UN)$/ ||
 		$2 ~ /^LO_(KEY|NAME)_SIZE$/ ||
 		$2 ~ /^LOOP_(CLR|CTL|GET|SET)_/ ||
-		$2 ~ /^(AF|SOCK|SO|SOL|IPPROTO|IP|IPV6|TCP|MCAST|EVFILT|NOTE|SHUT|PROT|MAP|MFD|T?PACKET|MSG|SCM|MCL|DT|MADV|PR|LOCAL|TCPOPT)_/ ||
+		$2 ~ /^(AF|SOCK|SO|SOL|IPPROTO|IP|IPV6|TCP|MCAST|EVFILT|NOTE|SHUT|PROT|MAP|MREMAP|MFD|T?PACKET|MSG|SCM|MCL|DT|MADV|PR|LOCAL|TCPOPT|UDP)_/ ||
 		$2 ~ /^NFC_(GENL|PROTO|COMM|RF|SE|DIRECTION|LLCP|SOCKPROTO)_/ ||
 		$2 ~ /^NFC_.*_(MAX)?SIZE$/ ||
 		$2 ~ /^RAW_PAYLOAD_/ ||
+		$2 ~ /^[US]F_/ ||
 		$2 ~ /^TP_STATUS_/ ||
 		$2 ~ /^FALLOC_/ ||
 		$2 ~ /^ICMPV?6?_(FILTER|SEC)/ ||
@@ -580,6 +583,7 @@ ccflags="$@"
 		$2 ~ /^PERF_/ ||
 		$2 ~ /^SECCOMP_MODE_/ ||
 		$2 ~ /^SEEK_/ ||
+		$2 ~ /^SCHED_/ ||
 		$2 ~ /^SPLICE_/ ||
 		$2 ~ /^SYNC_FILE_RANGE_/ ||
 		$2 !~ /IOC_MAGIC/ &&
@@ -621,7 +625,7 @@ ccflags="$@"
 		$2 ~ /^MEM/ ||
 		$2 ~ /^WG/ ||
 		$2 ~ /^FIB_RULE_/ ||
-		$2 ~ /^BLK[A-Z]*(GET$|SET$|BUF$|PART$|SIZE)/ {printf("\t%s = C.%s\n", $2, $2)}
+		$2 ~ /^BLK[A-Z]*(GET$|SET$|BUF$|PART$|SIZE|IOMIN$|IOOPT$|ALIGNOFF$|DISCARD|ROTATIONAL$|ZEROOUT$|GETDISKSEQ$)/ {printf("\t%s = C.%s\n", $2, $2)}
 		$2 ~ /^__WCOREFLAG$/ {next}
 		$2 ~ /^__W[A-Z0-9]+$/ {printf("\t%s = C.%s\n", substr($2,3), $2)}
 
@@ -738,7 +742,8 @@ main(void)
 		e = errors[i].num;
 		if(i > 0 && errors[i-1].num == e)
 			continue;
-		strcpy(buf, strerror(e));
+		strncpy(buf, strerror(e), sizeof(buf) - 1);
+		buf[sizeof(buf) - 1] = '\0';
 		// lowercase first letter: Bad -> bad, but STREAM -> STREAM.
 		if(A <= buf[0] && buf[0] <= Z && a <= buf[1] && buf[1] <= z)
 			buf[0] += a - A;
@@ -757,7 +762,8 @@ main(void)
 		e = signals[i].num;
 		if(i > 0 && signals[i-1].num == e)
 			continue;
-		strcpy(buf, strsignal(e));
+		strncpy(buf, strsignal(e), sizeof(buf) - 1);
+		buf[sizeof(buf) - 1] = '\0';
 		// lowercase first letter: Bad -> bad, but STREAM -> STREAM.
 		if(A <= buf[0] && buf[0] <= Z && a <= buf[1] && buf[1] <= z)
 			buf[0] += a - A;

vendor/golang.org/x/sys/unix/mmap_nomremap.go

@@ -0,0 +1,14 @@
+// Copyright 2023 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+//go:build aix || darwin || dragonfly || freebsd || openbsd || solaris
+// +build aix darwin dragonfly freebsd openbsd solaris
+
+package unix
+
+var mapper = &mmapper{
+	active: make(map[*byte][]byte),
+	mmap:   mmap,
+	munmap: munmap,
+}

vendor/golang.org/x/sys/unix/mremap.go

@@ -0,0 +1,53 @@
+// Copyright 2023 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+//go:build linux || netbsd
+// +build linux netbsd
+
+package unix
+
+import "unsafe"
+
+type mremapMmapper struct {
+	mmapper
+	mremap func(oldaddr uintptr, oldlength uintptr, newlength uintptr, flags int, newaddr uintptr) (xaddr uintptr, err error)
+}
+
+var mapper = &mremapMmapper{
+	mmapper: mmapper{
+		active: make(map[*byte][]byte),
+		mmap:   mmap,
+		munmap: munmap,
+	},
+	mremap: mremap,
+}
+
+func (m *mremapMmapper) Mremap(oldData []byte, newLength int, flags int) (data []byte, err error) {
+	if newLength <= 0 || len(oldData) == 0 || len(oldData) != cap(oldData) || flags&mremapFixed != 0 {
+		return nil, EINVAL
+	}
+
+	pOld := &oldData[cap(oldData)-1]
+	m.Lock()
+	defer m.Unlock()
+	bOld := m.active[pOld]
+	if bOld == nil || &bOld[0] != &oldData[0] {
+		return nil, EINVAL
+	}
+	newAddr, errno := m.mremap(uintptr(unsafe.Pointer(&bOld[0])), uintptr(len(bOld)), uintptr(newLength), flags, 0)
+	if errno != nil {
+		return nil, errno
+	}
+	bNew := unsafe.Slice((*byte)(unsafe.Pointer(newAddr)), newLength)
+	pNew := &bNew[cap(bNew)-1]
+	if flags&mremapDontunmap == 0 {
+		delete(m.active, pOld)
+	}
+	m.active[pNew] = bNew
+	return bNew, nil
+}
+
+func Mremap(oldData []byte, newLength int, flags int) (data []byte, err error) {
+	return mapper.Mremap(oldData, newLength, flags)
+}

vendor/golang.org/x/sys/unix/ptrace_darwin.go

@@ -7,12 +7,6 @@
 
 package unix
 
-import "unsafe"
-
 func ptrace(request int, pid int, addr uintptr, data uintptr) error {
 	return ptrace1(request, pid, addr, data)
 }
-
-func ptracePtr(request int, pid int, addr uintptr, data unsafe.Pointer) error {
-	return ptrace1Ptr(request, pid, addr, data)
-}

vendor/golang.org/x/sys/unix/ptrace_ios.go

@@ -7,12 +7,6 @@
 
 package unix
 
-import "unsafe"
-
 func ptrace(request int, pid int, addr uintptr, data uintptr) (err error) {
 	return ENOTSUP
 }
-
-func ptracePtr(request int, pid int, addr uintptr, data unsafe.Pointer) (err error) {
-	return ENOTSUP
-}

vendor/golang.org/x/sys/unix/syscall_aix.go

@@ -408,8 +408,8 @@ func (w WaitStatus) CoreDump() bool { return w&0x80 == 0x80 }
 
 func (w WaitStatus) TrapCause() int { return -1 }
 
-//sys	ioctl(fd int, req uint, arg uintptr) (err error)
-//sys	ioctlPtr(fd int, req uint, arg unsafe.Pointer) (err error) = ioctl
+//sys	ioctl(fd int, req int, arg uintptr) (err error)
+//sys	ioctlPtr(fd int, req int, arg unsafe.Pointer) (err error) = ioctl
 
 // fcntl must never be called with cmd=F_DUP2FD because it doesn't work on AIX
 // There is no way to create a custom fcntl and to keep //sys fcntl easily,
@@ -487,8 +487,6 @@ func Fsync(fd int) error {
 //sys	Unlinkat(dirfd int, path string, flags int) (err error)
 //sys	Ustat(dev int, ubuf *Ustat_t) (err error)
 //sys	write(fd int, p []byte) (n int, err error)
-//sys	readlen(fd int, p *byte, np int) (n int, err error) = read
-//sys	writelen(fd int, p *byte, np int) (n int, err error) = write
 
 //sys	Dup2(oldfd int, newfd int) (err error)
 //sys	Fadvise(fd int, offset int64, length int64, advice int) (err error) = posix_fadvise64
@@ -535,21 +533,6 @@ func Fsync(fd int) error {
 //sys	sendmsg(s int, msg *Msghdr, flags int) (n int, err error) = nsendmsg
 
 //sys	munmap(addr uintptr, length uintptr) (err error)
-
-var mapper = &mmapper{
-	active: make(map[*byte][]byte),
-	mmap:   mmap,
-	munmap: munmap,
-}
-
-func Mmap(fd int, offset int64, length int, prot int, flags int) (data []byte, err error) {
-	return mapper.Mmap(fd, offset, length, prot, flags)
-}
-
-func Munmap(b []byte) (err error) {
-	return mapper.Munmap(b)
-}
-
 //sys	Madvise(b []byte, advice int) (err error)
 //sys	Mprotect(b []byte, prot int) (err error)
 //sys	Mlock(b []byte) (err error)

vendor/golang.org/x/sys/unix/syscall_aix_ppc.go

@@ -8,7 +8,6 @@
 package unix
 
 //sysnb	Getrlimit(resource int, rlim *Rlimit) (err error) = getrlimit64
-//sysnb	Setrlimit(resource int, rlim *Rlimit) (err error) = setrlimit64
 //sys	Seek(fd int, offset int64, whence int) (off int64, err error) = lseek64
 
 //sys	mmap(addr uintptr, length uintptr, prot int, flags int, fd int, offset int64) (xaddr uintptr, err error)

vendor/golang.org/x/sys/unix/syscall_aix_ppc64.go

@@ -8,7 +8,6 @@
 package unix
 
 //sysnb	Getrlimit(resource int, rlim *Rlimit) (err error)
-//sysnb	Setrlimit(resource int, rlim *Rlimit) (err error)
 //sys	Seek(fd int, offset int64, whence int) (off int64, err error) = lseek
 
 //sys	mmap(addr uintptr, length uintptr, prot int, flags int, fd int, offset int64) (xaddr uintptr, err error) = mmap64

vendor/golang.org/x/sys/unix/syscall_bsd.go

@@ -601,20 +601,6 @@ func Poll(fds []PollFd, timeout int) (n int, err error) {
 //	Gethostuuid(uuid *byte, timeout *Timespec) (err error)
 //	Ptrace(req int, pid int, addr uintptr, data int) (ret uintptr, err error)
 
-var mapper = &mmapper{
-	active: make(map[*byte][]byte),
-	mmap:   mmap,
-	munmap: munmap,
-}
-
-func Mmap(fd int, offset int64, length int, prot int, flags int) (data []byte, err error) {
-	return mapper.Mmap(fd, offset, length, prot, flags)
-}
-
-func Munmap(b []byte) (err error) {
-	return mapper.Munmap(b)
-}
-
 //sys	Madvise(b []byte, behav int) (err error)
 //sys	Mlock(b []byte) (err error)
 //sys	Mlockall(flags int) (err error)

vendor/golang.org/x/sys/unix/syscall_darwin.go

@@ -510,30 +510,36 @@ func SysctlKinfoProcSlice(name string, args ...int) ([]KinfoProc, error) {
 		return nil, err
 	}
 
-	// Find size.
-	n := uintptr(0)
-	if err := sysctl(mib, nil, &n, nil, 0); err != nil {
-		return nil, err
-	}
-	if n == 0 {
-		return nil, nil
-	}
-	if n%SizeofKinfoProc != 0 {
-		return nil, fmt.Errorf("sysctl() returned a size of %d, which is not a multiple of %d", n, SizeofKinfoProc)
-	}
+	for {
+		// Find size.
+		n := uintptr(0)
+		if err := sysctl(mib, nil, &n, nil, 0); err != nil {
+			return nil, err
+		}
+		if n == 0 {
+			return nil, nil
+		}
+		if n%SizeofKinfoProc != 0 {
+			return nil, fmt.Errorf("sysctl() returned a size of %d, which is not a multiple of %d", n, SizeofKinfoProc)
+		}
 
-	// Read into buffer of that size.
-	buf := make([]KinfoProc, n/SizeofKinfoProc)
-	if err := sysctl(mib, (*byte)(unsafe.Pointer(&buf[0])), &n, nil, 0); err != nil {
-		return nil, err
-	}
-	if n%SizeofKinfoProc != 0 {
-		return nil, fmt.Errorf("sysctl() returned a size of %d, which is not a multiple of %d", n, SizeofKinfoProc)
-	}
+		// Read into buffer of that size.
+		buf := make([]KinfoProc, n/SizeofKinfoProc)
+		if err := sysctl(mib, (*byte)(unsafe.Pointer(&buf[0])), &n, nil, 0); err != nil {
+			if err == ENOMEM {
+				// Process table grew. Try again.
+				continue
+			}
+			return nil, err
+		}
+		if n%SizeofKinfoProc != 0 {
+			return nil, fmt.Errorf("sysctl() returned a size of %d, which is not a multiple of %d", n, SizeofKinfoProc)
+		}
 
-	// The actual call may return less than the original reported required
-	// size so ensure we deal with that.
-	return buf[:n/SizeofKinfoProc], nil
+		// The actual call may return less than the original reported required
+		// size so ensure we deal with that.
+		return buf[:n/SizeofKinfoProc], nil
+	}
 }
 
 //sys	sendfile(infd int, outfd int, offset int64, len *int64, hdtr unsafe.Pointer, flags int) (err error)
@@ -613,6 +619,7 @@ func SysctlKinfoProcSlice(name string, args ...int) ([]KinfoProc, error) {
 //sys	Rmdir(path string) (err error)
 //sys	Seek(fd int, offset int64, whence int) (newoffset int64, err error) = SYS_LSEEK
 //sys	Select(nfd int, r *FdSet, w *FdSet, e *FdSet, timeout *Timeval) (n int, err error)
+//sys	Setattrlist(path string, attrlist *Attrlist, attrBuf []byte, options int) (err error)
 //sys	Setegid(egid int) (err error)
 //sysnb	Seteuid(euid int) (err error)
 //sysnb	Setgid(gid int) (err error)
@@ -622,7 +629,6 @@ func SysctlKinfoProcSlice(name string, args ...int) ([]KinfoProc, error) {
 //sys	Setprivexec(flag int) (err error)
 //sysnb	Setregid(rgid int, egid int) (err error)
 //sysnb	Setreuid(ruid int, euid int) (err error)
-//sysnb	Setrlimit(which int, lim *Rlimit) (err error)
 //sysnb	Setsid() (pid int, err error)
 //sysnb	Settimeofday(tp *Timeval) (err error)
 //sysnb	Setuid(uid int) (err error)
@@ -638,190 +644,3 @@ func SysctlKinfoProcSlice(name string, args ...int) ([]KinfoProc, error) {
 //sys	write(fd int, p []byte) (n int, err error)
 //sys	mmap(addr uintptr, length uintptr, prot int, flag int, fd int, pos int64) (ret uintptr, err error)
 //sys	munmap(addr uintptr, length uintptr) (err error)
-//sys	readlen(fd int, buf *byte, nbuf int) (n int, err error) = SYS_READ
-//sys	writelen(fd int, buf *byte, nbuf int) (n int, err error) = SYS_WRITE
-
-/*
- * Unimplemented
- */
-// Profil
-// Sigaction
-// Sigprocmask
-// Getlogin
-// Sigpending
-// Sigaltstack
-// Ioctl
-// Reboot
-// Execve
-// Vfork
-// Sbrk
-// Sstk
-// Ovadvise
-// Mincore
-// Setitimer
-// Swapon
-// Select
-// Sigsuspend
-// Readv
-// Writev
-// Nfssvc
-// Getfh
-// Quotactl
-// Csops
-// Waitid
-// Add_profil
-// Kdebug_trace
-// Sigreturn
-// Atsocket
-// Kqueue_from_portset_np
-// Kqueue_portset
-// Getattrlist
-// Setattrlist
-// Getdirentriesattr
-// Searchfs
-// Delete
-// Copyfile
-// Watchevent
-// Waitevent
-// Modwatch
-// Fsctl
-// Initgroups
-// Posix_spawn
-// Nfsclnt
-// Fhopen
-// Minherit
-// Semsys
-// Msgsys
-// Shmsys
-// Semctl
-// Semget
-// Semop
-// Msgctl
-// Msgget
-// Msgsnd
-// Msgrcv
-// Shm_open
-// Shm_unlink
-// Sem_open
-// Sem_close
-// Sem_unlink
-// Sem_wait
-// Sem_trywait
-// Sem_post
-// Sem_getvalue
-// Sem_init
-// Sem_destroy
-// Open_extended
-// Umask_extended
-// Stat_extended
-// Lstat_extended
-// Fstat_extended
-// Chmod_extended
-// Fchmod_extended
-// Access_extended
-// Settid
-// Gettid
-// Setsgroups
-// Getsgroups
-// Setwgroups
-// Getwgroups
-// Mkfifo_extended
-// Mkdir_extended
-// Identitysvc
-// Shared_region_check_np
-// Shared_region_map_np
-// __pthread_mutex_destroy
-// __pthread_mutex_init
-// __pthread_mutex_lock
-// __pthread_mutex_trylock
-// __pthread_mutex_unlock
-// __pthread_cond_init
-// __pthread_cond_destroy
-// __pthread_cond_broadcast
-// __pthread_cond_signal
-// Setsid_with_pid
-// __pthread_cond_timedwait
-// Aio_fsync
-// Aio_return
-// Aio_suspend
-// Aio_cancel
-// Aio_error
-// Aio_read
-// Aio_write
-// Lio_listio
-// __pthread_cond_wait
-// Iopolicysys
-// __pthread_kill
-// __pthread_sigmask
-// __sigwait
-// __disable_threadsignal
-// __pthread_markcancel
-// __pthread_canceled
-// __semwait_signal
-// Proc_info
-// sendfile
-// Stat64_extended
-// Lstat64_extended
-// Fstat64_extended
-// __pthread_chdir
-// __pthread_fchdir
-// Audit
-// Auditon
-// Getauid
-// Setauid
-// Getaudit
-// Setaudit
-// Getaudit_addr
-// Setaudit_addr
-// Auditctl
-// Bsdthread_create
-// Bsdthread_terminate
-// Stack_snapshot
-// Bsdthread_register
-// Workq_open
-// Workq_ops
-// __mac_execve
-// __mac_syscall
-// __mac_get_file
-// __mac_set_file
-// __mac_get_link
-// __mac_set_link
-// __mac_get_proc
-// __mac_set_proc
-// __mac_get_fd
-// __mac_set_fd
-// __mac_get_pid
-// __mac_get_lcid
-// __mac_get_lctx
-// __mac_set_lctx
-// Setlcid
-// Read_nocancel
-// Write_nocancel
-// Open_nocancel
-// Close_nocancel
-// Wait4_nocancel
-// Recvmsg_nocancel
-// Sendmsg_nocancel
-// Recvfrom_nocancel
-// Accept_nocancel
-// Fcntl_nocancel
-// Select_nocancel
-// Fsync_nocancel
-// Connect_nocancel
-// Sigsuspend_nocancel
-// Readv_nocancel
-// Writev_nocancel
-// Sendto_nocancel
-// Pread_nocancel
-// Pwrite_nocancel
-// Waitid_nocancel
-// Poll_nocancel
-// Msgsnd_nocancel
-// Msgrcv_nocancel
-// Sem_wait_nocancel
-// Aio_suspend_nocancel
-// __sigwait_nocancel
-// __semwait_signal_nocancel
-// __mac_mount
-// __mac_get_mount
-// __mac_getfsstat

vendor/golang.org/x/sys/unix/syscall_darwin_amd64.go

@@ -47,6 +47,5 @@ func Syscall9(num, a1, a2, a3, a4, a5, a6, a7, a8, a9 uintptr) (r1, r2 uintptr,
 //sys	getfsstat(buf unsafe.Pointer, size uintptr, flags int) (n int, err error) = SYS_GETFSSTAT64
 //sys	Lstat(path string, stat *Stat_t) (err error) = SYS_LSTAT64
 //sys	ptrace1(request int, pid int, addr uintptr, data uintptr) (err error) = SYS_ptrace
-//sys	ptrace1Ptr(request int, pid int, addr unsafe.Pointer, data uintptr) (err error) = SYS_ptrace
 //sys	Stat(path string, stat *Stat_t) (err error) = SYS_STAT64
 //sys	Statfs(path string, stat *Statfs_t) (err error) = SYS_STATFS64

vendor/golang.org/x/sys/unix/syscall_darwin_arm64.go

@@ -47,6 +47,5 @@ func Syscall9(num, a1, a2, a3, a4, a5, a6, a7, a8, a9 uintptr) (r1, r2 uintptr,
 //sys	getfsstat(buf unsafe.Pointer, size uintptr, flags int) (n int, err error) = SYS_GETFSSTAT
 //sys	Lstat(path string, stat *Stat_t) (err error)
 //sys	ptrace1(request int, pid int, addr uintptr, data uintptr) (err error) = SYS_ptrace
-//sys	ptrace1Ptr(request int, pid int, addr unsafe.Pointer, data uintptr) (err error) = SYS_ptrace
 //sys	Stat(path string, stat *Stat_t) (err error)
 //sys	Statfs(path string, stat *Statfs_t) (err error)

vendor/golang.org/x/sys/unix/syscall_dragonfly.go

@@ -326,7 +326,6 @@ func Sendfile(outfd int, infd int, offset *int64, count int) (written int, err e
 //sysnb	Setreuid(ruid int, euid int) (err error)
 //sysnb	Setresgid(rgid int, egid int, sgid int) (err error)
 //sysnb	Setresuid(ruid int, euid int, suid int) (err error)
-//sysnb	Setrlimit(which int, lim *Rlimit) (err error)
 //sysnb	Setsid() (pid int, err error)
 //sysnb	Settimeofday(tp *Timeval) (err error)
 //sysnb	Setuid(uid int) (err error)
@@ -344,203 +343,5 @@ func Sendfile(outfd int, infd int, offset *int64, count int) (written int, err e
 //sys	write(fd int, p []byte) (n int, err error)
 //sys	mmap(addr uintptr, length uintptr, prot int, flag int, fd int, pos int64) (ret uintptr, err error)
 //sys	munmap(addr uintptr, length uintptr) (err error)
-//sys	readlen(fd int, buf *byte, nbuf int) (n int, err error) = SYS_READ
-//sys	writelen(fd int, buf *byte, nbuf int) (n int, err error) = SYS_WRITE
 //sys	accept4(fd int, rsa *RawSockaddrAny, addrlen *_Socklen, flags int) (nfd int, err error)
 //sys	utimensat(dirfd int, path string, times *[2]Timespec, flags int) (err error)
-
-/*
- * Unimplemented
- * TODO(jsing): Update this list for DragonFly.
- */
-// Profil
-// Sigaction
-// Sigprocmask
-// Getlogin
-// Sigpending
-// Sigaltstack
-// Reboot
-// Execve
-// Vfork
-// Sbrk
-// Sstk
-// Ovadvise
-// Mincore
-// Setitimer
-// Swapon
-// Select
-// Sigsuspend
-// Readv
-// Writev
-// Nfssvc
-// Getfh
-// Quotactl
-// Mount
-// Csops
-// Waitid
-// Add_profil
-// Kdebug_trace
-// Sigreturn
-// Atsocket
-// Kqueue_from_portset_np
-// Kqueue_portset
-// Getattrlist
-// Setattrlist
-// Getdirentriesattr
-// Searchfs
-// Delete
-// Copyfile
-// Watchevent
-// Waitevent
-// Modwatch
-// Getxattr
-// Fgetxattr
-// Setxattr
-// Fsetxattr
-// Removexattr
-// Fremovexattr
-// Listxattr
-// Flistxattr
-// Fsctl
-// Initgroups
-// Posix_spawn
-// Nfsclnt
-// Fhopen
-// Minherit
-// Semsys
-// Msgsys
-// Shmsys
-// Semctl
-// Semget
-// Semop
-// Msgctl
-// Msgget
-// Msgsnd
-// Msgrcv
-// Shmat
-// Shmctl
-// Shmdt
-// Shmget
-// Shm_open
-// Shm_unlink
-// Sem_open
-// Sem_close
-// Sem_unlink
-// Sem_wait
-// Sem_trywait
-// Sem_post
-// Sem_getvalue
-// Sem_init
-// Sem_destroy
-// Open_extended
-// Umask_extended
-// Stat_extended
-// Lstat_extended
-// Fstat_extended
-// Chmod_extended
-// Fchmod_extended
-// Access_extended
-// Settid
-// Gettid
-// Setsgroups
-// Getsgroups
-// Setwgroups
-// Getwgroups
-// Mkfifo_extended
-// Mkdir_extended
-// Identitysvc
-// Shared_region_check_np
-// Shared_region_map_np
-// __pthread_mutex_destroy
-// __pthread_mutex_init
-// __pthread_mutex_lock
-// __pthread_mutex_trylock
-// __pthread_mutex_unlock
-// __pthread_cond_init
-// __pthread_cond_destroy
-// __pthread_cond_broadcast
-// __pthread_cond_signal
-// Setsid_with_pid
-// __pthread_cond_timedwait
-// Aio_fsync
-// Aio_return
-// Aio_suspend
-// Aio_cancel
-// Aio_error
-// Aio_read
-// Aio_write
-// Lio_listio
-// __pthread_cond_wait
-// Iopolicysys
-// __pthread_kill
-// __pthread_sigmask
-// __sigwait
-// __disable_threadsignal
-// __pthread_markcancel
-// __pthread_canceled
-// __semwait_signal
-// Proc_info
-// Stat64_extended
-// Lstat64_extended
-// Fstat64_extended
-// __pthread_chdir
-// __pthread_fchdir
-// Audit
-// Auditon
-// Getauid
-// Setauid
-// Getaudit
-// Setaudit
-// Getaudit_addr
-// Setaudit_addr
-// Auditctl
-// Bsdthread_create
-// Bsdthread_terminate
-// Stack_snapshot
-// Bsdthread_register
-// Workq_open
-// Workq_ops
-// __mac_execve
-// __mac_syscall
-// __mac_get_file
-// __mac_set_file
-// __mac_get_link
-// __mac_set_link
-// __mac_get_proc
-// __mac_set_proc
-// __mac_get_fd
-// __mac_set_fd
-// __mac_get_pid
-// __mac_get_lcid
-// __mac_get_lctx
-// __mac_set_lctx
-// Setlcid
-// Read_nocancel
-// Write_nocancel
-// Open_nocancel
-// Close_nocancel
-// Wait4_nocancel
-// Recvmsg_nocancel
-// Sendmsg_nocancel
-// Recvfrom_nocancel
-// Accept_nocancel
-// Fcntl_nocancel
-// Select_nocancel
-// Fsync_nocancel
-// Connect_nocancel
-// Sigsuspend_nocancel
-// Readv_nocancel
-// Writev_nocancel
-// Sendto_nocancel
-// Pread_nocancel
-// Pwrite_nocancel
-// Waitid_nocancel
-// Msgsnd_nocancel
-// Msgrcv_nocancel
-// Sem_wait_nocancel
-// Aio_suspend_nocancel
-// __sigwait_nocancel
-// __semwait_signal_nocancel
-// __mac_mount
-// __mac_get_mount
-// __mac_getfsstat

vendor/golang.org/x/sys/unix/syscall_freebsd.go

@@ -433,7 +433,6 @@ func Dup3(oldfd, newfd, flags int) error {
 //sysnb	Setreuid(ruid int, euid int) (err error)
 //sysnb	Setresgid(rgid int, egid int, sgid int) (err error)
 //sysnb	Setresuid(ruid int, euid int, suid int) (err error)
-//sysnb	Setrlimit(which int, lim *Rlimit) (err error)
 //sysnb	Setsid() (pid int, err error)
 //sysnb	Settimeofday(tp *Timeval) (err error)
 //sysnb	Setuid(uid int) (err error)
@@ -450,197 +449,5 @@ func Dup3(oldfd, newfd, flags int) error {
 //sys	write(fd int, p []byte) (n int, err error)
 //sys	mmap(addr uintptr, length uintptr, prot int, flag int, fd int, pos int64) (ret uintptr, err error)
 //sys	munmap(addr uintptr, length uintptr) (err error)
-//sys	readlen(fd int, buf *byte, nbuf int) (n int, err error) = SYS_READ
-//sys	writelen(fd int, buf *byte, nbuf int) (n int, err error) = SYS_WRITE
 //sys	accept4(fd int, rsa *RawSockaddrAny, addrlen *_Socklen, flags int) (nfd int, err error)
 //sys	utimensat(dirfd int, path string, times *[2]Timespec, flags int) (err error)
-
-/*
- * Unimplemented
- */
-// Profil
-// Sigaction
-// Sigprocmask
-// Getlogin
-// Sigpending
-// Sigaltstack
-// Ioctl
-// Reboot
-// Execve
-// Vfork
-// Sbrk
-// Sstk
-// Ovadvise
-// Mincore
-// Setitimer
-// Swapon
-// Select
-// Sigsuspend
-// Readv
-// Writev
-// Nfssvc
-// Getfh
-// Quotactl
-// Mount
-// Csops
-// Waitid
-// Add_profil
-// Kdebug_trace
-// Sigreturn
-// Atsocket
-// Kqueue_from_portset_np
-// Kqueue_portset
-// Getattrlist
-// Setattrlist
-// Getdents
-// Getdirentriesattr
-// Searchfs
-// Delete
-// Copyfile
-// Watchevent
-// Waitevent
-// Modwatch
-// Fsctl
-// Initgroups
-// Posix_spawn
-// Nfsclnt
-// Fhopen
-// Minherit
-// Semsys
-// Msgsys
-// Shmsys
-// Semctl
-// Semget
-// Semop
-// Msgctl
-// Msgget
-// Msgsnd
-// Msgrcv
-// Shmat
-// Shmctl
-// Shmdt
-// Shmget
-// Shm_open
-// Shm_unlink
-// Sem_open
-// Sem_close
-// Sem_unlink
-// Sem_wait
-// Sem_trywait
-// Sem_post
-// Sem_getvalue
-// Sem_init
-// Sem_destroy
-// Open_extended
-// Umask_extended
-// Stat_extended
-// Lstat_extended
-// Fstat_extended
-// Chmod_extended
-// Fchmod_extended
-// Access_extended
-// Settid
-// Gettid
-// Setsgroups
-// Getsgroups
-// Setwgroups
-// Getwgroups
-// Mkfifo_extended
-// Mkdir_extended
-// Identitysvc
-// Shared_region_check_np
-// Shared_region_map_np
-// __pthread_mutex_destroy
-// __pthread_mutex_init
-// __pthread_mutex_lock
-// __pthread_mutex_trylock
-// __pthread_mutex_unlock
-// __pthread_cond_init
-// __pthread_cond_destroy
-// __pthread_cond_broadcast
-// __pthread_cond_signal
-// Setsid_with_pid
-// __pthread_cond_timedwait
-// Aio_fsync
-// Aio_return
-// Aio_suspend
-// Aio_cancel
-// Aio_error
-// Aio_read
-// Aio_write
-// Lio_listio
-// __pthread_cond_wait
-// Iopolicysys
-// __pthread_kill
-// __pthread_sigmask
-// __sigwait
-// __disable_threadsignal
-// __pthread_markcancel
-// __pthread_canceled
-// __semwait_signal
-// Proc_info
-// Stat64_extended
-// Lstat64_extended
-// Fstat64_extended
-// __pthread_chdir
-// __pthread_fchdir
-// Audit
-// Auditon
-// Getauid
-// Setauid
-// Getaudit
-// Setaudit
-// Getaudit_addr
-// Setaudit_addr
-// Auditctl
-// Bsdthread_create
-// Bsdthread_terminate
-// Stack_snapshot
-// Bsdthread_register
-// Workq_open
-// Workq_ops
-// __mac_execve
-// __mac_syscall
-// __mac_get_file
-// __mac_set_file
-// __mac_get_link
-// __mac_set_link
-// __mac_get_proc
-// __mac_set_proc
-// __mac_get_fd
-// __mac_set_fd
-// __mac_get_pid
-// __mac_get_lcid
-// __mac_get_lctx
-// __mac_set_lctx
-// Setlcid
-// Read_nocancel
-// Write_nocancel
-// Open_nocancel
-// Close_nocancel
-// Wait4_nocancel
-// Recvmsg_nocancel
-// Sendmsg_nocancel
-// Recvfrom_nocancel
-// Accept_nocancel
-// Fcntl_nocancel
-// Select_nocancel
-// Fsync_nocancel
-// Connect_nocancel
-// Sigsuspend_nocancel
-// Readv_nocancel
-// Writev_nocancel
-// Sendto_nocancel
-// Pread_nocancel
-// Pwrite_nocancel
-// Waitid_nocancel
-// Poll_nocancel
-// Msgsnd_nocancel
-// Msgrcv_nocancel
-// Sem_wait_nocancel
-// Aio_suspend_nocancel
-// __sigwait_nocancel
-// __semwait_signal_nocancel
-// __mac_mount
-// __mac_get_mount
-// __mac_getfsstat

vendor/golang.org/x/sys/unix/syscall_linux.go

@@ -693,10 +693,10 @@ type SockaddrALG struct {
 
 func (sa *SockaddrALG) sockaddr() (unsafe.Pointer, _Socklen, error) {
 	// Leave room for NUL byte terminator.
-	if len(sa.Type) > 13 {
+	if len(sa.Type) > len(sa.raw.Type)-1 {
 		return nil, 0, EINVAL
 	}
-	if len(sa.Name) > 63 {
+	if len(sa.Name) > len(sa.raw.Name)-1 {
 		return nil, 0, EINVAL
 	}
 
@@ -704,17 +704,8 @@ func (sa *SockaddrALG) sockaddr() (unsafe.Pointer, _Socklen, error) {
 	sa.raw.Feat = sa.Feature
 	sa.raw.Mask = sa.Mask
 
-	typ, err := ByteSliceFromString(sa.Type)
-	if err != nil {
-		return nil, 0, err
-	}
-	name, err := ByteSliceFromString(sa.Name)
-	if err != nil {
-		return nil, 0, err
-	}
-
-	copy(sa.raw.Type[:], typ)
-	copy(sa.raw.Name[:], name)
+	copy(sa.raw.Type[:], sa.Type)
+	copy(sa.raw.Name[:], sa.Name)
 
 	return unsafe.Pointer(&sa.raw), SizeofSockaddrALG, nil
 }
@@ -1699,12 +1690,23 @@ func PtracePokeUser(pid int, addr uintptr, data []byte) (count int, err error) {
 	return ptracePoke(PTRACE_POKEUSR, PTRACE_PEEKUSR, pid, addr, data)
 }
 
+// elfNT_PRSTATUS is a copy of the debug/elf.NT_PRSTATUS constant so
+// x/sys/unix doesn't need to depend on debug/elf and thus
+// compress/zlib, debug/dwarf, and other packages.
+const elfNT_PRSTATUS = 1
+
 func PtraceGetRegs(pid int, regsout *PtraceRegs) (err error) {
-	return ptracePtr(PTRACE_GETREGS, pid, 0, unsafe.Pointer(regsout))
+	var iov Iovec
+	iov.Base = (*byte)(unsafe.Pointer(regsout))
+	iov.SetLen(int(unsafe.Sizeof(*regsout)))
+	return ptracePtr(PTRACE_GETREGSET, pid, uintptr(elfNT_PRSTATUS), unsafe.Pointer(&iov))
 }
 
 func PtraceSetRegs(pid int, regs *PtraceRegs) (err error) {
-	return ptracePtr(PTRACE_SETREGS, pid, 0, unsafe.Pointer(regs))
+	var iov Iovec
+	iov.Base = (*byte)(unsafe.Pointer(regs))
+	iov.SetLen(int(unsafe.Sizeof(*regs)))
+	return ptracePtr(PTRACE_SETREGSET, pid, uintptr(elfNT_PRSTATUS), unsafe.Pointer(&iov))
 }
 
 func PtraceSetOptions(pid int, options int) (err error) {
@@ -1873,9 +1875,8 @@ func Getpgrp() (pid int) {
 //sys	OpenTree(dfd int, fileName string, flags uint) (r int, err error)
 //sys	PerfEventOpen(attr *PerfEventAttr, pid int, cpu int, groupFd int, flags int) (fd int, err error)
 //sys	PivotRoot(newroot string, putold string) (err error) = SYS_PIVOT_ROOT
-//sysnb	Prlimit(pid int, resource int, newlimit *Rlimit, old *Rlimit) (err error) = SYS_PRLIMIT64
 //sys	Prctl(option int, arg2 uintptr, arg3 uintptr, arg4 uintptr, arg5 uintptr) (err error)
-//sys	Pselect(nfd int, r *FdSet, w *FdSet, e *FdSet, timeout *Timespec, sigmask *Sigset_t) (n int, err error) = SYS_PSELECT6
+//sys	pselect6(nfd int, r *FdSet, w *FdSet, e *FdSet, timeout *Timespec, sigmask *sigset_argpack) (n int, err error)
 //sys	read(fd int, p []byte) (n int, err error)
 //sys	Removexattr(path string, attr string) (err error)
 //sys	Renameat2(olddirfd int, oldpath string, newdirfd int, newpath string, flags uint) (err error)
@@ -1887,6 +1888,15 @@ func Getpgrp() (pid int) {
 //sysnb	Settimeofday(tv *Timeval) (err error)
 //sys	Setns(fd int, nstype int) (err error)
 
+//go:linkname syscall_prlimit syscall.prlimit
+func syscall_prlimit(pid, resource int, newlimit, old *syscall.Rlimit) error
+
+func Prlimit(pid, resource int, newlimit, old *Rlimit) error {
+	// Just call the syscall version, because as of Go 1.21
+	// it will affect starting a new process.
+	return syscall_prlimit(pid, resource, (*syscall.Rlimit)(newlimit), (*syscall.Rlimit)(old))
+}
+
 // PrctlRetInt performs a prctl operation specified by option and further
 // optional arguments arg2 through arg5 depending on option. It returns a
 // non-negative integer that is returned by the prctl syscall.
@@ -1969,8 +1979,6 @@ func Signalfd(fd int, sigmask *Sigset_t, flags int) (newfd int, err error) {
 //sys	Unshare(flags int) (err error)
 //sys	write(fd int, p []byte) (n int, err error)
 //sys	exitThread(code int) (err error) = SYS_EXIT
-//sys	readlen(fd int, p *byte, np int) (n int, err error) = SYS_READ
-//sys	writelen(fd int, p *byte, np int) (n int, err error) = SYS_WRITE
 //sys	readv(fd int, iovs []Iovec) (n int, err error) = SYS_READV
 //sys	writev(fd int, iovs []Iovec) (n int, err error) = SYS_WRITEV
 //sys	preadv(fd int, iovs []Iovec, offs_l uintptr, offs_h uintptr) (n int, err error) = SYS_PREADV
@@ -2105,21 +2113,7 @@ func writevRacedetect(iovecs []Iovec, n int) {
 
 // mmap varies by architecture; see syscall_linux_*.go.
 //sys	munmap(addr uintptr, length uintptr) (err error)
-
-var mapper = &mmapper{
-	active: make(map[*byte][]byte),
-	mmap:   mmap,
-	munmap: munmap,
-}
-
-func Mmap(fd int, offset int64, length int, prot int, flags int) (data []byte, err error) {
-	return mapper.Mmap(fd, offset, length, prot, flags)
-}
-
-func Munmap(b []byte) (err error) {
-	return mapper.Munmap(b)
-}
-
+//sys	mremap(oldaddr uintptr, oldlength uintptr, newlength uintptr, flags int, newaddr uintptr) (xaddr uintptr, err error)
 //sys	Madvise(b []byte, advice int) (err error)
 //sys	Mprotect(b []byte, prot int) (err error)
 //sys	Mlock(b []byte) (err error)
@@ -2128,6 +2122,12 @@ func Munmap(b []byte) (err error) {
 //sys	Munlock(b []byte) (err error)
 //sys	Munlockall() (err error)
 
+const (
+	mremapFixed     = MREMAP_FIXED
+	mremapDontunmap = MREMAP_DONTUNMAP
+	mremapMaymove   = MREMAP_MAYMOVE
+)
+
 // Vmsplice splices user pages from a slice of Iovecs into a pipe specified by fd,
 // using the specified flags.
 func Vmsplice(fd int, iovs []Iovec, flags int) (int, error) {
@@ -2412,99 +2412,73 @@ func PthreadSigmask(how int, set, oldset *Sigset_t) error {
 	return rtSigprocmask(how, set, oldset, _C__NSIG/8)
 }
 
-/*
- * Unimplemented
- */
-// AfsSyscall
-// ArchPrctl
-// Brk
-// ClockNanosleep
-// ClockSettime
-// Clone
-// EpollCtlOld
-// EpollPwait
-// EpollWaitOld
-// Execve
-// Fork
-// Futex
-// GetKernelSyms
-// GetMempolicy
-// GetRobustList
-// GetThreadArea
-// Getpmsg
-// IoCancel
-// IoDestroy
-// IoGetevents
-// IoSetup
-// IoSubmit
-// IoprioGet
-// IoprioSet
-// KexecLoad
-// LookupDcookie
-// Mbind
-// MigratePages
-// Mincore
-// ModifyLdt
-// Mount
-// MovePages
-// MqGetsetattr
-// MqNotify
-// MqOpen
-// MqTimedreceive
-// MqTimedsend
-// MqUnlink
-// Mremap
-// Msgctl
-// Msgget
-// Msgrcv
-// Msgsnd
-// Nfsservctl
-// Personality
-// Pselect6
-// Ptrace
-// Putpmsg
-// Quotactl
-// Readahead
-// Readv
-// RemapFilePages
-// RestartSyscall
-// RtSigaction
-// RtSigpending
-// RtSigqueueinfo
-// RtSigreturn
-// RtSigsuspend
-// RtSigtimedwait
-// SchedGetPriorityMax
-// SchedGetPriorityMin
-// SchedGetparam
-// SchedGetscheduler
-// SchedRrGetInterval
-// SchedSetparam
-// SchedYield
-// Security
-// Semctl
-// Semget
-// Semop
-// Semtimedop
-// SetMempolicy
-// SetRobustList
-// SetThreadArea
-// SetTidAddress
-// Sigaltstack
-// Swapoff
-// Swapon
-// Sysfs
-// TimerCreate
-// TimerDelete
-// TimerGetoverrun
-// TimerGettime
-// TimerSettime
-// Tkill (obsolete)
-// Tuxcall
-// Umount2
-// Uselib
-// Utimensat
-// Vfork
-// Vhangup
-// Vserver
-// _Sysctl
+//sysnb	getresuid(ruid *_C_int, euid *_C_int, suid *_C_int)
+//sysnb	getresgid(rgid *_C_int, egid *_C_int, sgid *_C_int)
+
+func Getresuid() (ruid, euid, suid int) {
+	var r, e, s _C_int
+	getresuid(&r, &e, &s)
+	return int(r), int(e), int(s)
+}
+
+func Getresgid() (rgid, egid, sgid int) {
+	var r, e, s _C_int
+	getresgid(&r, &e, &s)
+	return int(r), int(e), int(s)
+}
+
+// Pselect is a wrapper around the Linux pselect6 system call.
+// This version does not modify the timeout argument.
+func Pselect(nfd int, r *FdSet, w *FdSet, e *FdSet, timeout *Timespec, sigmask *Sigset_t) (n int, err error) {
+	// Per https://man7.org/linux/man-pages/man2/select.2.html#NOTES,
+	// The Linux pselect6() system call modifies its timeout argument.
+	// [Not modifying the argument] is the behavior required by POSIX.1-2001.
+	var mutableTimeout *Timespec
+	if timeout != nil {
+		mutableTimeout = new(Timespec)
+		*mutableTimeout = *timeout
+	}
+
+	// The final argument of the pselect6() system call is not a
+	// sigset_t * pointer, but is instead a structure
+	var kernelMask *sigset_argpack
+	if sigmask != nil {
+		wordBits := 32 << (^uintptr(0) >> 63) // see math.intSize
+
+		// A sigset stores one bit per signal,
+		// offset by 1 (because signal 0 does not exist).
+		// So the number of words needed is ⌈__C_NSIG - 1 / wordBits⌉.
+		sigsetWords := (_C__NSIG - 1 + wordBits - 1) / (wordBits)
+
+		sigsetBytes := uintptr(sigsetWords * (wordBits / 8))
+		kernelMask = &sigset_argpack{
+			ss:    sigmask,
+			ssLen: sigsetBytes,
+		}
+	}
+
+	return pselect6(nfd, r, w, e, mutableTimeout, kernelMask)
+}
+
+//sys	schedSetattr(pid int, attr *SchedAttr, flags uint) (err error)
+//sys	schedGetattr(pid int, attr *SchedAttr, size uint, flags uint) (err error)
+
+// SchedSetAttr is a wrapper for sched_setattr(2) syscall.
+// https://man7.org/linux/man-pages/man2/sched_setattr.2.html
+func SchedSetAttr(pid int, attr *SchedAttr, flags uint) error {
+	if attr == nil {
+		return EINVAL
+	}
+	attr.Size = SizeofSchedAttr
+	return schedSetattr(pid, attr, flags)
+}
+
+// SchedGetAttr is a wrapper for sched_getattr(2) syscall.
+// https://man7.org/linux/man-pages/man2/sched_getattr.2.html
+func SchedGetAttr(pid int, flags uint) (*SchedAttr, error) {
+	attr := &SchedAttr{}
+	if err := schedGetattr(pid, attr, SizeofSchedAttr, flags); err != nil {
+		return nil, err
+	}
+	return attr, nil
+}

vendor/golang.org/x/sys/unix/syscall_linux_386.go

@@ -97,33 +97,6 @@ func Getrlimit(resource int, rlim *Rlimit) (err error) {
 	return
 }
 
-//sysnb	setrlimit(resource int, rlim *rlimit32) (err error) = SYS_SETRLIMIT
-
-func Setrlimit(resource int, rlim *Rlimit) (err error) {
-	err = Prlimit(0, resource, rlim, nil)
-	if err != ENOSYS {
-		return err
-	}
-
-	rl := rlimit32{}
-	if rlim.Cur == rlimInf64 {
-		rl.Cur = rlimInf32
-	} else if rlim.Cur < uint64(rlimInf32) {
-		rl.Cur = uint32(rlim.Cur)
-	} else {
-		return EINVAL
-	}
-	if rlim.Max == rlimInf64 {
-		rl.Max = rlimInf32
-	} else if rlim.Max < uint64(rlimInf32) {
-		rl.Max = uint32(rlim.Max)
-	} else {
-		return EINVAL
-	}
-
-	return setrlimit(resource, &rl)
-}
-
 func Seek(fd int, offset int64, whence int) (newoffset int64, err error) {
 	newoffset, errno := seek(fd, offset, whence)
 	if errno != 0 {

vendor/golang.org/x/sys/unix/syscall_linux_amd64.go

@@ -40,13 +40,12 @@ func Select(nfd int, r *FdSet, w *FdSet, e *FdSet, timeout *Timeval) (n int, err
 	if timeout != nil {
 		ts = &Timespec{Sec: timeout.Sec, Nsec: timeout.Usec * 1000}
 	}
-	return Pselect(nfd, r, w, e, ts, nil)
+	return pselect6(nfd, r, w, e, ts, nil)
 }
 
 //sys	sendfile(outfd int, infd int, offset *int64, count int) (written int, err error)
 //sys	setfsgid(gid int) (prev int, err error)
 //sys	setfsuid(uid int) (prev int, err error)
-//sysnb	Setrlimit(resource int, rlim *Rlimit) (err error)
 //sys	Shutdown(fd int, how int) (err error)
 //sys	Splice(rfd int, roff *int64, wfd int, woff *int64, len int, flags int) (n int64, err error)
 

vendor/golang.org/x/sys/unix/syscall_linux_arm.go

@@ -171,33 +171,6 @@ func Getrlimit(resource int, rlim *Rlimit) (err error) {
 	return
 }
 
-//sysnb	setrlimit(resource int, rlim *rlimit32) (err error) = SYS_SETRLIMIT
-
-func Setrlimit(resource int, rlim *Rlimit) (err error) {
-	err = Prlimit(0, resource, rlim, nil)
-	if err != ENOSYS {
-		return err
-	}
-
-	rl := rlimit32{}
-	if rlim.Cur == rlimInf64 {
-		rl.Cur = rlimInf32
-	} else if rlim.Cur < uint64(rlimInf32) {
-		rl.Cur = uint32(rlim.Cur)
-	} else {
-		return EINVAL
-	}
-	if rlim.Max == rlimInf64 {
-		rl.Max = rlimInf32
-	} else if rlim.Max < uint64(rlimInf32) {
-		rl.Max = uint32(rlim.Max)
-	} else {
-		return EINVAL
-	}
-
-	return setrlimit(resource, &rl)
-}
-
 func (r *PtraceRegs) PC() uint64 { return uint64(r.Uregs[15]) }
 
 func (r *PtraceRegs) SetPC(pc uint64) { r.Uregs[15] = uint32(pc) }

vendor/golang.org/x/sys/unix/syscall_linux_arm64.go

@@ -33,13 +33,12 @@ func Select(nfd int, r *FdSet, w *FdSet, e *FdSet, timeout *Timeval) (n int, err
 	if timeout != nil {
 		ts = &Timespec{Sec: timeout.Sec, Nsec: timeout.Usec * 1000}
 	}
-	return Pselect(nfd, r, w, e, ts, nil)
+	return pselect6(nfd, r, w, e, ts, nil)
 }
 
 //sys	sendfile(outfd int, infd int, offset *int64, count int) (written int, err error)
 //sys	setfsgid(gid int) (prev int, err error)
 //sys	setfsuid(uid int) (prev int, err error)
-//sysnb	setrlimit(resource int, rlim *Rlimit) (err error)
 //sys	Shutdown(fd int, how int) (err error)
 //sys	Splice(rfd int, roff *int64, wfd int, woff *int64, len int, flags int) (n int64, err error)
 
@@ -143,15 +142,6 @@ func Getrlimit(resource int, rlim *Rlimit) error {
 	return getrlimit(resource, rlim)
 }
 
-// Setrlimit prefers the prlimit64 system call. See issue 38604.
-func Setrlimit(resource int, rlim *Rlimit) error {
-	err := Prlimit(0, resource, rlim, nil)
-	if err != ENOSYS {
-		return err
-	}
-	return setrlimit(resource, rlim)
-}
-
 func (r *PtraceRegs) PC() uint64 { return r.Pc }
 
 func (r *PtraceRegs) SetPC(pc uint64) { r.Pc = pc }

vendor/golang.org/x/sys/unix/syscall_linux_loong64.go

@@ -28,7 +28,7 @@ func Select(nfd int, r *FdSet, w *FdSet, e *FdSet, timeout *Timeval) (n int, err
 	if timeout != nil {
 		ts = &Timespec{Sec: timeout.Sec, Nsec: timeout.Usec * 1000}
 	}
-	return Pselect(nfd, r, w, e, ts, nil)
+	return pselect6(nfd, r, w, e, ts, nil)
 }
 
 //sys	sendfile(outfd int, infd int, offset *int64, count int) (written int, err error)
@@ -126,11 +126,6 @@ func Getrlimit(resource int, rlim *Rlimit) (err error) {
 	return
 }
 
-func Setrlimit(resource int, rlim *Rlimit) (err error) {
-	err = Prlimit(0, resource, rlim, nil)
-	return
-}
-
 func futimesat(dirfd int, path string, tv *[2]Timeval) (err error) {
 	if tv == nil {
 		return utimensat(dirfd, path, nil, 0)

vendor/golang.org/x/sys/unix/syscall_linux_mips64x.go

@@ -31,13 +31,12 @@ func Select(nfd int, r *FdSet, w *FdSet, e *FdSet, timeout *Timeval) (n int, err
 	if timeout != nil {
 		ts = &Timespec{Sec: timeout.Sec, Nsec: timeout.Usec * 1000}
 	}
-	return Pselect(nfd, r, w, e, ts, nil)
+	return pselect6(nfd, r, w, e, ts, nil)
 }
 
 //sys	sendfile(outfd int, infd int, offset *int64, count int) (written int, err error)
 //sys	setfsgid(gid int) (prev int, err error)
 //sys	setfsuid(uid int) (prev int, err error)
-//sysnb	Setrlimit(resource int, rlim *Rlimit) (err error)
 //sys	Shutdown(fd int, how int) (err error)
 //sys	Splice(rfd int, roff *int64, wfd int, woff *int64, len int, flags int) (n int64, err error)
 //sys	Statfs(path string, buf *Statfs_t) (err error)

vendor/golang.org/x/sys/unix/syscall_linux_mipsx.go

@@ -151,33 +151,6 @@ func Getrlimit(resource int, rlim *Rlimit) (err error) {
 	return
 }
 
-//sysnb	setrlimit(resource int, rlim *rlimit32) (err error) = SYS_SETRLIMIT
-
-func Setrlimit(resource int, rlim *Rlimit) (err error) {
-	err = Prlimit(0, resource, rlim, nil)
-	if err != ENOSYS {
-		return err
-	}
-
-	rl := rlimit32{}
-	if rlim.Cur == rlimInf64 {
-		rl.Cur = rlimInf32
-	} else if rlim.Cur < uint64(rlimInf32) {
-		rl.Cur = uint32(rlim.Cur)
-	} else {
-		return EINVAL
-	}
-	if rlim.Max == rlimInf64 {
-		rl.Max = rlimInf32
-	} else if rlim.Max < uint64(rlimInf32) {
-		rl.Max = uint32(rlim.Max)
-	} else {
-		return EINVAL
-	}
-
-	return setrlimit(resource, &rl)
-}
-
 func (r *PtraceRegs) PC() uint64 { return r.Epc }
 
 func (r *PtraceRegs) SetPC(pc uint64) { r.Epc = pc }

vendor/golang.org/x/sys/unix/syscall_linux_ppc.go

@@ -159,33 +159,6 @@ func Getrlimit(resource int, rlim *Rlimit) (err error) {
 	return
 }
 
-//sysnb	setrlimit(resource int, rlim *rlimit32) (err error) = SYS_SETRLIMIT
-
-func Setrlimit(resource int, rlim *Rlimit) (err error) {
-	err = Prlimit(0, resource, rlim, nil)
-	if err != ENOSYS {
-		return err
-	}
-
-	rl := rlimit32{}
-	if rlim.Cur == rlimInf64 {
-		rl.Cur = rlimInf32
-	} else if rlim.Cur < uint64(rlimInf32) {
-		rl.Cur = uint32(rlim.Cur)
-	} else {
-		return EINVAL
-	}
-	if rlim.Max == rlimInf64 {
-		rl.Max = rlimInf32
-	} else if rlim.Max < uint64(rlimInf32) {
-		rl.Max = uint32(rlim.Max)
-	} else {
-		return EINVAL
-	}
-
-	return setrlimit(resource, &rl)
-}
-
 func (r *PtraceRegs) PC() uint32 { return r.Nip }
 
 func (r *PtraceRegs) SetPC(pc uint32) { r.Nip = pc }

vendor/golang.org/x/sys/unix/syscall_linux_ppc64x.go

@@ -34,7 +34,6 @@ package unix
 //sys	sendfile(outfd int, infd int, offset *int64, count int) (written int, err error)
 //sys	setfsgid(gid int) (prev int, err error)
 //sys	setfsuid(uid int) (prev int, err error)
-//sysnb	Setrlimit(resource int, rlim *Rlimit) (err error)
 //sys	Shutdown(fd int, how int) (err error)
 //sys	Splice(rfd int, roff *int64, wfd int, woff *int64, len int, flags int) (n int64, err error)
 //sys	Stat(path string, stat *Stat_t) (err error)

vendor/golang.org/x/sys/unix/syscall_linux_riscv64.go

@@ -32,13 +32,12 @@ func Select(nfd int, r *FdSet, w *FdSet, e *FdSet, timeout *Timeval) (n int, err
 	if timeout != nil {
 		ts = &Timespec{Sec: timeout.Sec, Nsec: timeout.Usec * 1000}
 	}
-	return Pselect(nfd, r, w, e, ts, nil)
+	return pselect6(nfd, r, w, e, ts, nil)
 }
 
 //sys	sendfile(outfd int, infd int, offset *int64, count int) (written int, err error)
 //sys	setfsgid(gid int) (prev int, err error)
 //sys	setfsuid(uid int) (prev int, err error)
-//sysnb	Setrlimit(resource int, rlim *Rlimit) (err error)
 //sys	Shutdown(fd int, how int) (err error)
 //sys	Splice(rfd int, roff *int64, wfd int, woff *int64, len int, flags int) (n int64, err error)
 
@@ -178,3 +177,14 @@ func KexecFileLoad(kernelFd int, initrdFd int, cmdline string, flags int) error
 	}
 	return kexecFileLoad(kernelFd, initrdFd, cmdlineLen, cmdline, flags)
 }
+
+//sys	riscvHWProbe(pairs []RISCVHWProbePairs, cpuCount uintptr, cpus *CPUSet, flags uint) (err error)
+
+func RISCVHWProbe(pairs []RISCVHWProbePairs, set *CPUSet, flags uint) (err error) {
+	var setSize uintptr
+
+	if set != nil {
+		setSize = uintptr(unsafe.Sizeof(*set))
+	}
+	return riscvHWProbe(pairs, setSize, set, flags)
+}

vendor/golang.org/x/sys/unix/syscall_linux_s390x.go

@@ -34,7 +34,6 @@ import (
 //sys	sendfile(outfd int, infd int, offset *int64, count int) (written int, err error)
 //sys	setfsgid(gid int) (prev int, err error)
 //sys	setfsuid(uid int) (prev int, err error)
-//sysnb	Setrlimit(resource int, rlim *Rlimit) (err error)
 //sys	Splice(rfd int, roff *int64, wfd int, woff *int64, len int, flags int) (n int64, err error)
 //sys	Stat(path string, stat *Stat_t) (err error)
 //sys	Statfs(path string, buf *Statfs_t) (err error)

vendor/golang.org/x/sys/unix/syscall_linux_sparc64.go

@@ -31,7 +31,6 @@ package unix
 //sys	sendfile(outfd int, infd int, offset *int64, count int) (written int, err error)
 //sys	setfsgid(gid int) (prev int, err error)
 //sys	setfsuid(uid int) (prev int, err error)
-//sysnb	Setrlimit(resource int, rlim *Rlimit) (err error)
 //sys	Shutdown(fd int, how int) (err error)
 //sys	Splice(rfd int, roff *int64, wfd int, woff *int64, len int, flags int) (n int64, err error)
 //sys	Stat(path string, stat *Stat_t) (err error)

vendor/golang.org/x/sys/unix/syscall_netbsd.go

@@ -340,7 +340,6 @@ func Statvfs(path string, buf *Statvfs_t) (err error) {
 //sys	Setpriority(which int, who int, prio int) (err error)
 //sysnb	Setregid(rgid int, egid int) (err error)
 //sysnb	Setreuid(ruid int, euid int) (err error)
-//sysnb	Setrlimit(which int, lim *Rlimit) (err error)
 //sysnb	Setsid() (pid int, err error)
 //sysnb	Settimeofday(tp *Timeval) (err error)
 //sysnb	Setuid(uid int) (err error)
@@ -357,267 +356,16 @@ func Statvfs(path string, buf *Statvfs_t) (err error) {
 //sys	write(fd int, p []byte) (n int, err error)
 //sys	mmap(addr uintptr, length uintptr, prot int, flag int, fd int, pos int64) (ret uintptr, err error)
 //sys	munmap(addr uintptr, length uintptr) (err error)
-//sys	readlen(fd int, buf *byte, nbuf int) (n int, err error) = SYS_READ
-//sys	writelen(fd int, buf *byte, nbuf int) (n int, err error) = SYS_WRITE
 //sys	utimensat(dirfd int, path string, times *[2]Timespec, flags int) (err error)
 
-/*
- * Unimplemented
- */
-// ____semctl13
-// __clone
-// __fhopen40
-// __fhstat40
-// __fhstatvfs140
-// __fstat30
-// __getcwd
-// __getfh30
-// __getlogin
-// __lstat30
-// __mount50
-// __msgctl13
-// __msync13
-// __ntp_gettime30
-// __posix_chown
-// __posix_fchown
-// __posix_lchown
-// __posix_rename
-// __setlogin
-// __shmctl13
-// __sigaction_sigtramp
-// __sigaltstack14
-// __sigpending14
-// __sigprocmask14
-// __sigsuspend14
-// __sigtimedwait
-// __stat30
-// __syscall
-// __vfork14
-// _ksem_close
-// _ksem_destroy
-// _ksem_getvalue
-// _ksem_init
-// _ksem_open
-// _ksem_post
-// _ksem_trywait
-// _ksem_unlink
-// _ksem_wait
-// _lwp_continue
-// _lwp_create
-// _lwp_ctl
-// _lwp_detach
-// _lwp_exit
-// _lwp_getname
-// _lwp_getprivate
-// _lwp_kill
-// _lwp_park
-// _lwp_self
-// _lwp_setname
-// _lwp_setprivate
-// _lwp_suspend
-// _lwp_unpark
-// _lwp_unpark_all
-// _lwp_wait
-// _lwp_wakeup
-// _pset_bind
-// _sched_getaffinity
-// _sched_getparam
-// _sched_setaffinity
-// _sched_setparam
-// acct
-// aio_cancel
-// aio_error
-// aio_fsync
-// aio_read
-// aio_return
-// aio_suspend
-// aio_write
-// break
-// clock_getres
-// clock_gettime
-// clock_settime
-// compat_09_ogetdomainname
-// compat_09_osetdomainname
-// compat_09_ouname
-// compat_10_omsgsys
-// compat_10_osemsys
-// compat_10_oshmsys
-// compat_12_fstat12
-// compat_12_getdirentries
-// compat_12_lstat12
-// compat_12_msync
-// compat_12_oreboot
-// compat_12_oswapon
-// compat_12_stat12
-// compat_13_sigaction13
-// compat_13_sigaltstack13
-// compat_13_sigpending13
-// compat_13_sigprocmask13
-// compat_13_sigreturn13
-// compat_13_sigsuspend13
-// compat_14___semctl
-// compat_14_msgctl
-// compat_14_shmctl
-// compat_16___sigaction14
-// compat_16___sigreturn14
-// compat_20_fhstatfs
-// compat_20_fstatfs
-// compat_20_getfsstat
-// compat_20_statfs
-// compat_30___fhstat30
-// compat_30___fstat13
-// compat_30___lstat13
-// compat_30___stat13
-// compat_30_fhopen
-// compat_30_fhstat
-// compat_30_fhstatvfs1
-// compat_30_getdents
-// compat_30_getfh
-// compat_30_ntp_gettime
-// compat_30_socket
-// compat_40_mount
-// compat_43_fstat43
-// compat_43_lstat43
-// compat_43_oaccept
-// compat_43_ocreat
-// compat_43_oftruncate
-// compat_43_ogetdirentries
-// compat_43_ogetdtablesize
-// compat_43_ogethostid
-// compat_43_ogethostname
-// compat_43_ogetkerninfo
-// compat_43_ogetpagesize
-// compat_43_ogetpeername
-// compat_43_ogetrlimit
-// compat_43_ogetsockname
-// compat_43_okillpg
-// compat_43_olseek
-// compat_43_ommap
-// compat_43_oquota
-// compat_43_orecv
-// compat_43_orecvfrom
-// compat_43_orecvmsg
-// compat_43_osend
-// compat_43_osendmsg
-// compat_43_osethostid
-// compat_43_osethostname
-// compat_43_osetrlimit
-// compat_43_osigblock
-// compat_43_osigsetmask
-// compat_43_osigstack
-// compat_43_osigvec
-// compat_43_otruncate
-// compat_43_owait
-// compat_43_stat43
-// execve
-// extattr_delete_fd
-// extattr_delete_file
-// extattr_delete_link
-// extattr_get_fd
-// extattr_get_file
-// extattr_get_link
-// extattr_list_fd
-// extattr_list_file
-// extattr_list_link
-// extattr_set_fd
-// extattr_set_file
-// extattr_set_link
-// extattrctl
-// fchroot
-// fdatasync
-// fgetxattr
-// fktrace
-// flistxattr
-// fork
-// fremovexattr
-// fsetxattr
-// fstatvfs1
-// fsync_range
-// getcontext
-// getitimer
-// getvfsstat
-// getxattr
-// ktrace
-// lchflags
-// lchmod
-// lfs_bmapv
-// lfs_markv
-// lfs_segclean
-// lfs_segwait
-// lgetxattr
-// lio_listio
-// listxattr
-// llistxattr
-// lremovexattr
-// lseek
-// lsetxattr
-// lutimes
-// madvise
-// mincore
-// minherit
-// modctl
-// mq_close
-// mq_getattr
-// mq_notify
-// mq_open
-// mq_receive
-// mq_send
-// mq_setattr
-// mq_timedreceive
-// mq_timedsend
-// mq_unlink
-// mremap
-// msgget
-// msgrcv
-// msgsnd
-// nfssvc
-// ntp_adjtime
-// pmc_control
-// pmc_get_info
-// pollts
-// preadv
-// profil
-// pselect
-// pset_assign
-// pset_create
-// pset_destroy
-// ptrace
-// pwritev
-// quotactl
-// rasctl
-// readv
-// reboot
-// removexattr
-// sa_enable
-// sa_preempt
-// sa_register
-// sa_setconcurrency
-// sa_stacks
-// sa_yield
-// sbrk
-// sched_yield
-// semconfig
-// semget
-// semop
-// setcontext
-// setitimer
-// setxattr
-// shmat
-// shmdt
-// shmget
-// sstk
-// statvfs1
-// swapctl
-// sysarch
-// syscall
-// timer_create
-// timer_delete
-// timer_getoverrun
-// timer_gettime
-// timer_settime
-// undelete
-// utrace
-// uuidgen
-// vadvise
-// vfork
-// writev
+const (
+	mremapFixed     = MAP_FIXED
+	mremapDontunmap = 0
+	mremapMaymove   = 0
+)
+
+//sys	mremapNetBSD(oldp uintptr, oldsize uintptr, newp uintptr, newsize uintptr, flags int) (xaddr uintptr, err error) = SYS_MREMAP
+
+func mremap(oldaddr uintptr, oldlength uintptr, newlength uintptr, flags int, newaddr uintptr) (uintptr, error) {
+	return mremapNetBSD(oldaddr, oldlength, newaddr, newlength, flags)
+}

vendor/golang.org/x/sys/unix/syscall_openbsd.go

@@ -151,6 +151,21 @@ func Getfsstat(buf []Statfs_t, flags int) (n int, err error) {
 	return
 }
 
+//sysnb	getresuid(ruid *_C_int, euid *_C_int, suid *_C_int)
+//sysnb	getresgid(rgid *_C_int, egid *_C_int, sgid *_C_int)
+
+func Getresuid() (ruid, euid, suid int) {
+	var r, e, s _C_int
+	getresuid(&r, &e, &s)
+	return int(r), int(e), int(s)
+}
+
+func Getresgid() (rgid, egid, sgid int) {
+	var r, e, s _C_int
+	getresgid(&r, &e, &s)
+	return int(r), int(e), int(s)
+}
+
 //sys	ioctl(fd int, req uint, arg uintptr) (err error)
 //sys	ioctlPtr(fd int, req uint, arg unsafe.Pointer) (err error) = SYS_IOCTL
 
@@ -294,7 +309,6 @@ func Uname(uname *Utsname) error {
 //sysnb	Setreuid(ruid int, euid int) (err error)
 //sysnb	Setresgid(rgid int, egid int, sgid int) (err error)
 //sysnb	Setresuid(ruid int, euid int, suid int) (err error)
-//sysnb	Setrlimit(which int, lim *Rlimit) (err error)
 //sysnb	Setrtable(rtable int) (err error)
 //sysnb	Setsid() (pid int, err error)
 //sysnb	Settimeofday(tp *Timeval) (err error)
@@ -312,80 +326,4 @@ func Uname(uname *Utsname) error {
 //sys	write(fd int, p []byte) (n int, err error)
 //sys	mmap(addr uintptr, length uintptr, prot int, flag int, fd int, pos int64) (ret uintptr, err error)
 //sys	munmap(addr uintptr, length uintptr) (err error)
-//sys	readlen(fd int, buf *byte, nbuf int) (n int, err error) = SYS_READ
-//sys	writelen(fd int, buf *byte, nbuf int) (n int, err error) = SYS_WRITE
 //sys	utimensat(dirfd int, path string, times *[2]Timespec, flags int) (err error)
-
-/*
- * Unimplemented
- */
-// __getcwd
-// __semctl
-// __syscall
-// __sysctl
-// adjfreq
-// break
-// clock_getres
-// clock_gettime
-// clock_settime
-// closefrom
-// execve
-// fhopen
-// fhstat
-// fhstatfs
-// fork
-// futimens
-// getfh
-// getgid
-// getitimer
-// getlogin
-// getresgid
-// getresuid
-// getthrid
-// ktrace
-// lfs_bmapv
-// lfs_markv
-// lfs_segclean
-// lfs_segwait
-// mincore
-// minherit
-// mount
-// mquery
-// msgctl
-// msgget
-// msgrcv
-// msgsnd
-// nfssvc
-// nnpfspioctl
-// preadv
-// profil
-// pwritev
-// quotactl
-// readv
-// reboot
-// renameat
-// rfork
-// sched_yield
-// semget
-// semop
-// setgroups
-// setitimer
-// setsockopt
-// shmat
-// shmctl
-// shmdt
-// shmget
-// sigaction
-// sigaltstack
-// sigpending
-// sigprocmask
-// sigreturn
-// sigsuspend
-// sysarch
-// syscall
-// threxit
-// thrsigdivert
-// thrsleep
-// thrwakeup
-// vfork
-// writev

vendor/golang.org/x/sys/unix/syscall_solaris.go

@@ -545,24 +545,24 @@ func Minor(dev uint64) uint32 {
  * Expose the ioctl function
  */
 
-//sys	ioctlRet(fd int, req uint, arg uintptr) (ret int, err error) = libc.ioctl
-//sys	ioctlPtrRet(fd int, req uint, arg unsafe.Pointer) (ret int, err error) = libc.ioctl
+//sys	ioctlRet(fd int, req int, arg uintptr) (ret int, err error) = libc.ioctl
+//sys	ioctlPtrRet(fd int, req int, arg unsafe.Pointer) (ret int, err error) = libc.ioctl
 
-func ioctl(fd int, req uint, arg uintptr) (err error) {
+func ioctl(fd int, req int, arg uintptr) (err error) {
 	_, err = ioctlRet(fd, req, arg)
 	return err
 }
 
-func ioctlPtr(fd int, req uint, arg unsafe.Pointer) (err error) {
+func ioctlPtr(fd int, req int, arg unsafe.Pointer) (err error) {
 	_, err = ioctlPtrRet(fd, req, arg)
 	return err
 }
 
-func IoctlSetTermio(fd int, req uint, value *Termio) error {
+func IoctlSetTermio(fd int, req int, value *Termio) error {
 	return ioctlPtr(fd, req, unsafe.Pointer(value))
 }
 
-func IoctlGetTermio(fd int, req uint) (*Termio, error) {
+func IoctlGetTermio(fd int, req int) (*Termio, error) {
 	var value Termio
 	err := ioctlPtr(fd, req, unsafe.Pointer(&value))
 	return &value, err
@@ -665,7 +665,6 @@ func Sendfile(outfd int, infd int, offset *int64, count int) (written int, err e
 //sys	Setpriority(which int, who int, prio int) (err error)
 //sysnb	Setregid(rgid int, egid int) (err error)
 //sysnb	Setreuid(ruid int, euid int) (err error)
-//sysnb	Setrlimit(which int, lim *Rlimit) (err error)
 //sysnb	Setsid() (pid int, err error)
 //sysnb	Setuid(uid int) (err error)
 //sys	Shutdown(s int, how int) (err error) = libsocket.shutdown
@@ -699,38 +698,6 @@ func Sendfile(outfd int, infd int, offset *int64, count int) (written int, err e
 //sys	setsockopt(s int, level int, name int, val unsafe.Pointer, vallen uintptr) (err error) = libsocket.setsockopt
 //sys	recvfrom(fd int, p []byte, flags int, from *RawSockaddrAny, fromlen *_Socklen) (n int, err error) = libsocket.recvfrom
 
-func readlen(fd int, buf *byte, nbuf int) (n int, err error) {
-	r0, _, e1 := sysvicall6(uintptr(unsafe.Pointer(&procread)), 3, uintptr(fd), uintptr(unsafe.Pointer(buf)), uintptr(nbuf), 0, 0, 0)
-	n = int(r0)
-	if e1 != 0 {
-		err = e1
-	}
-	return
-}
-
-func writelen(fd int, buf *byte, nbuf int) (n int, err error) {
-	r0, _, e1 := sysvicall6(uintptr(unsafe.Pointer(&procwrite)), 3, uintptr(fd), uintptr(unsafe.Pointer(buf)), uintptr(nbuf), 0, 0, 0)
-	n = int(r0)
-	if e1 != 0 {
-		err = e1
-	}
-	return
-}
-
-var mapper = &mmapper{
-	active: make(map[*byte][]byte),
-	mmap:   mmap,
-	munmap: munmap,
-}
-
-func Mmap(fd int, offset int64, length int, prot int, flags int) (data []byte, err error) {
-	return mapper.Mmap(fd, offset, length, prot, flags)
-}
-
-func Munmap(b []byte) (err error) {
-	return mapper.Munmap(b)
-}
-
 // Event Ports
 
 type fileObjCookie struct {
@@ -1080,11 +1047,11 @@ func Getmsg(fd int, cl []byte, data []byte) (retCl []byte, retData []byte, flags
 	return retCl, retData, flags, nil
 }
 
-func IoctlSetIntRetInt(fd int, req uint, arg int) (int, error) {
+func IoctlSetIntRetInt(fd int, req int, arg int) (int, error) {
 	return ioctlRet(fd, req, uintptr(arg))
 }
 
-func IoctlSetString(fd int, req uint, val string) error {
+func IoctlSetString(fd int, req int, val string) error {
 	bs := make([]byte, len(val)+1)
 	copy(bs[:len(bs)-1], val)
 	err := ioctlPtr(fd, req, unsafe.Pointer(&bs[0]))
@@ -1120,7 +1087,7 @@ func (l *Lifreq) GetLifruUint() uint {
 	return *(*uint)(unsafe.Pointer(&l.Lifru[0]))
 }
 
-func IoctlLifreq(fd int, req uint, l *Lifreq) error {
+func IoctlLifreq(fd int, req int, l *Lifreq) error {
 	return ioctlPtr(fd, req, unsafe.Pointer(l))
 }
 
@@ -1131,6 +1098,6 @@ func (s *Strioctl) SetInt(i int) {
 	s.Dp = (*int8)(unsafe.Pointer(&i))
 }
 
-func IoctlSetStrioctlRetInt(fd int, req uint, s *Strioctl) (int, error) {
+func IoctlSetStrioctlRetInt(fd int, req int, s *Strioctl) (int, error) {
 	return ioctlPtrRet(fd, req, unsafe.Pointer(s))
 }

vendor/golang.org/x/sys/unix/syscall_unix.go

@@ -147,6 +147,14 @@ func (m *mmapper) Munmap(data []byte) (err error) {
 	return nil
 }
 
+func Mmap(fd int, offset int64, length int, prot int, flags int) (data []byte, err error) {
+	return mapper.Mmap(fd, offset, length, prot, flags)
+}
+
+func Munmap(b []byte) (err error) {
+	return mapper.Munmap(b)
+}
+
 func Read(fd int, p []byte) (n int, err error) {
 	n, err = read(fd, p)
 	if raceenabled {
@@ -541,6 +549,9 @@ func SetNonblock(fd int, nonblocking bool) (err error) {
 	if err != nil {
 		return err
 	}
+	if (flag&O_NONBLOCK != 0) == nonblocking {
+		return nil
+	}
 	if nonblocking {
 		flag |= O_NONBLOCK
 	} else {
@@ -587,3 +598,10 @@ func emptyIovecs(iov []Iovec) bool {
 	}
 	return true
 }
+
+// Setrlimit sets a resource limit.
+func Setrlimit(resource int, rlim *Rlimit) error {
+	// Just call the syscall version, because as of Go 1.21
+	// it will affect starting a new process.
+	return syscall.Setrlimit(resource, (*syscall.Rlimit)(rlim))
+}

vendor/golang.org/x/sys/unix/syscall_zos_s390x.go

@@ -192,7 +192,6 @@ func (cmsg *Cmsghdr) SetLen(length int) {
 
 //sys   fcntl(fd int, cmd int, arg int) (val int, err error)
 //sys	read(fd int, p []byte) (n int, err error)
-//sys   readlen(fd int, buf *byte, nbuf int) (n int, err error) = SYS_READ
 //sys	write(fd int, p []byte) (n int, err error)
 
 //sys	accept(s int, rsa *RawSockaddrAny, addrlen *_Socklen) (fd int, err error) = SYS___ACCEPT_A
@@ -212,8 +211,8 @@ func (cmsg *Cmsghdr) SetLen(length int) {
 //sys	sendmsg(s int, msg *Msghdr, flags int) (n int, err error) = SYS___SENDMSG_A
 //sys   mmap(addr uintptr, length uintptr, prot int, flag int, fd int, pos int64) (ret uintptr, err error) = SYS_MMAP
 //sys   munmap(addr uintptr, length uintptr) (err error) = SYS_MUNMAP
-//sys   ioctl(fd int, req uint, arg uintptr) (err error) = SYS_IOCTL
-//sys   ioctlPtr(fd int, req uint, arg unsafe.Pointer) (err error) = SYS_IOCTL
+//sys   ioctl(fd int, req int, arg uintptr) (err error) = SYS_IOCTL
+//sys   ioctlPtr(fd int, req int, arg unsafe.Pointer) (err error) = SYS_IOCTL
 
 //sys   Access(path string, mode uint32) (err error) = SYS___ACCESS_A
 //sys   Chdir(path string) (err error) = SYS___CHDIR_A
@@ -285,25 +284,11 @@ func Close(fd int) (err error) {
 	return
 }
 
-var mapper = &mmapper{
-	active: make(map[*byte][]byte),
-	mmap:   mmap,
-	munmap: munmap,
-}
-
 // Dummy function: there are no semantics for Madvise on z/OS
 func Madvise(b []byte, advice int) (err error) {
 	return
 }
 
-func Mmap(fd int, offset int64, length int, prot int, flags int) (data []byte, err error) {
-	return mapper.Mmap(fd, offset, length, prot, flags)
-}
-
-func Munmap(b []byte) (err error) {
-	return mapper.Munmap(b)
-}
-
 //sys   Gethostname(buf []byte) (err error) = SYS___GETHOSTNAME_A
 //sysnb	Getegid() (egid int)
 //sysnb	Geteuid() (uid int)

vendor/golang.org/x/sys/unix/zerrors_darwin_amd64.go

@@ -1270,6 +1270,16 @@ const (
 	SEEK_END                                = 0x2
 	SEEK_HOLE                               = 0x3
 	SEEK_SET                                = 0x0
+	SF_APPEND                               = 0x40000
+	SF_ARCHIVED                             = 0x10000
+	SF_DATALESS                             = 0x40000000
+	SF_FIRMLINK                             = 0x800000
+	SF_IMMUTABLE                            = 0x20000
+	SF_NOUNLINK                             = 0x100000
+	SF_RESTRICTED                           = 0x80000
+	SF_SETTABLE                             = 0x3fff0000
+	SF_SUPPORTED                            = 0x9f0000
+	SF_SYNTHETIC                            = 0xc0000000
 	SHUT_RD                                 = 0x0
 	SHUT_RDWR                               = 0x2
 	SHUT_WR                                 = 0x1
@@ -1543,6 +1553,15 @@ const (
 	TIOCTIMESTAMP                           = 0x40107459
 	TIOCUCNTL                               = 0x80047466
 	TOSTOP                                  = 0x400000
+	UF_APPEND                               = 0x4
+	UF_COMPRESSED                           = 0x20
+	UF_DATAVAULT                            = 0x80
+	UF_HIDDEN                               = 0x8000
+	UF_IMMUTABLE                            = 0x2
+	UF_NODUMP                               = 0x1
+	UF_OPAQUE                               = 0x8
+	UF_SETTABLE                             = 0xffff
+	UF_TRACKED                              = 0x40
 	VDISCARD                                = 0xf
 	VDSUSP                                  = 0xb
 	VEOF                                    = 0x0

vendor/golang.org/x/sys/unix/zerrors_darwin_arm64.go

@@ -1270,6 +1270,16 @@ const (
 	SEEK_END                                = 0x2
 	SEEK_HOLE                               = 0x3
 	SEEK_SET                                = 0x0
+	SF_APPEND                               = 0x40000
+	SF_ARCHIVED                             = 0x10000
+	SF_DATALESS                             = 0x40000000
+	SF_FIRMLINK                             = 0x800000
+	SF_IMMUTABLE                            = 0x20000
+	SF_NOUNLINK                             = 0x100000
+	SF_RESTRICTED                           = 0x80000
+	SF_SETTABLE                             = 0x3fff0000
+	SF_SUPPORTED                            = 0x9f0000
+	SF_SYNTHETIC                            = 0xc0000000
 	SHUT_RD                                 = 0x0
 	SHUT_RDWR                               = 0x2
 	SHUT_WR                                 = 0x1
@@ -1543,6 +1553,15 @@ const (
 	TIOCTIMESTAMP                           = 0x40107459
 	TIOCUCNTL                               = 0x80047466
 	TOSTOP                                  = 0x400000
+	UF_APPEND                               = 0x4
+	UF_COMPRESSED                           = 0x20
+	UF_DATAVAULT                            = 0x80
+	UF_HIDDEN                               = 0x8000
+	UF_IMMUTABLE                            = 0x2
+	UF_NODUMP                               = 0x1
+	UF_OPAQUE                               = 0x8
+	UF_SETTABLE                             = 0xffff
+	UF_TRACKED                              = 0x40
 	VDISCARD                                = 0xf
 	VDSUSP                                  = 0xb
 	VEOF                                    = 0x0

vendor/golang.org/x/sys/unix/zerrors_linux.go

@@ -493,6 +493,7 @@ const (
 	BPF_F_TEST_RUN_ON_CPU                       = 0x1
 	BPF_F_TEST_STATE_FREQ                       = 0x8
 	BPF_F_TEST_XDP_LIVE_FRAMES                  = 0x2
+	BPF_F_XDP_DEV_BOUND_ONLY                    = 0x40
 	BPF_F_XDP_HAS_FRAGS                         = 0x20
 	BPF_H                                       = 0x8
 	BPF_IMM                                     = 0x0
@@ -826,9 +827,9 @@ const (
 	DM_UUID_FLAG                                = 0x4000
 	DM_UUID_LEN                                 = 0x81
 	DM_VERSION                                  = 0xc138fd00
-	DM_VERSION_EXTRA                            = "-ioctl (2022-07-28)"
+	DM_VERSION_EXTRA                            = "-ioctl (2023-03-01)"
 	DM_VERSION_MAJOR                            = 0x4
-	DM_VERSION_MINOR                            = 0x2f
+	DM_VERSION_MINOR                            = 0x30
 	DM_VERSION_PATCHLEVEL                       = 0x0
 	DT_BLK                                      = 0x6
 	DT_CHR                                      = 0x2
@@ -1197,6 +1198,7 @@ const (
 	FAN_EVENT_METADATA_LEN                      = 0x18
 	FAN_EVENT_ON_CHILD                          = 0x8000000
 	FAN_FS_ERROR                                = 0x8000
+	FAN_INFO                                    = 0x20
 	FAN_MARK_ADD                                = 0x1
 	FAN_MARK_DONT_FOLLOW                        = 0x4
 	FAN_MARK_EVICTABLE                          = 0x200
@@ -1233,6 +1235,8 @@ const (
 	FAN_REPORT_PIDFD                            = 0x80
 	FAN_REPORT_TARGET_FID                       = 0x1000
 	FAN_REPORT_TID                              = 0x100
+	FAN_RESPONSE_INFO_AUDIT_RULE                = 0x1
+	FAN_RESPONSE_INFO_NONE                      = 0x0
 	FAN_UNLIMITED_MARKS                         = 0x20
 	FAN_UNLIMITED_QUEUE                         = 0x10
 	FD_CLOEXEC                                  = 0x1
@@ -1860,6 +1864,7 @@ const (
 	MEMWRITEOOB64                               = 0xc0184d15
 	MFD_ALLOW_SEALING                           = 0x2
 	MFD_CLOEXEC                                 = 0x1
+	MFD_EXEC                                    = 0x10
 	MFD_HUGETLB                                 = 0x4
 	MFD_HUGE_16GB                               = 0x88000000
 	MFD_HUGE_16MB                               = 0x60000000
@@ -1875,6 +1880,7 @@ const (
 	MFD_HUGE_8MB                                = 0x5c000000
 	MFD_HUGE_MASK                               = 0x3f
 	MFD_HUGE_SHIFT                              = 0x1a
+	MFD_NOEXEC_SEAL                             = 0x8
 	MINIX2_SUPER_MAGIC                          = 0x2468
 	MINIX2_SUPER_MAGIC2                         = 0x2478
 	MINIX3_SUPER_MAGIC                          = 0x4d5a
@@ -1898,6 +1904,9 @@ const (
 	MOUNT_ATTR_SIZE_VER0                        = 0x20
 	MOUNT_ATTR_STRICTATIME                      = 0x20
 	MOUNT_ATTR__ATIME                           = 0x70
+	MREMAP_DONTUNMAP                            = 0x4
+	MREMAP_FIXED                                = 0x2
+	MREMAP_MAYMOVE                              = 0x1
 	MSDOS_SUPER_MAGIC                           = 0x4d44
 	MSG_BATCH                                   = 0x40000
 	MSG_CMSG_CLOEXEC                            = 0x40000000
@@ -2204,6 +2213,7 @@ const (
 	PACKET_USER                                 = 0x6
 	PACKET_VERSION                              = 0xa
 	PACKET_VNET_HDR                             = 0xf
+	PACKET_VNET_HDR_SZ                          = 0x18
 	PARITY_CRC16_PR0                            = 0x2
 	PARITY_CRC16_PR0_CCITT                      = 0x4
 	PARITY_CRC16_PR1                            = 0x3
@@ -2221,6 +2231,7 @@ const (
 	PERF_ATTR_SIZE_VER5                         = 0x70
 	PERF_ATTR_SIZE_VER6                         = 0x78
 	PERF_ATTR_SIZE_VER7                         = 0x80
+	PERF_ATTR_SIZE_VER8                         = 0x88
 	PERF_AUX_FLAG_COLLISION                     = 0x8
 	PERF_AUX_FLAG_CORESIGHT_FORMAT_CORESIGHT    = 0x0
 	PERF_AUX_FLAG_CORESIGHT_FORMAT_RAW          = 0x100
@@ -2361,6 +2372,7 @@ const (
 	PR_FP_EXC_UND                               = 0x40000
 	PR_FP_MODE_FR                               = 0x1
 	PR_FP_MODE_FRE                              = 0x2
+	PR_GET_AUXV                                 = 0x41555856
 	PR_GET_CHILD_SUBREAPER                      = 0x25
 	PR_GET_DUMPABLE                             = 0x3
 	PR_GET_ENDIAN                               = 0x13
@@ -2369,6 +2381,8 @@ const (
 	PR_GET_FP_MODE                              = 0x2e
 	PR_GET_IO_FLUSHER                           = 0x3a
 	PR_GET_KEEPCAPS                             = 0x7
+	PR_GET_MDWE                                 = 0x42
+	PR_GET_MEMORY_MERGE                         = 0x44
 	PR_GET_NAME                                 = 0x10
 	PR_GET_NO_NEW_PRIVS                         = 0x27
 	PR_GET_PDEATHSIG                            = 0x2
@@ -2389,6 +2403,7 @@ const (
 	PR_MCE_KILL_GET                             = 0x22
 	PR_MCE_KILL_LATE                            = 0x0
 	PR_MCE_KILL_SET                             = 0x1
+	PR_MDWE_REFUSE_EXEC_GAIN                    = 0x1
 	PR_MPX_DISABLE_MANAGEMENT                   = 0x2c
 	PR_MPX_ENABLE_MANAGEMENT                    = 0x2b
 	PR_MTE_TAG_MASK                             = 0x7fff8
@@ -2406,6 +2421,15 @@ const (
 	PR_PAC_GET_ENABLED_KEYS                     = 0x3d
 	PR_PAC_RESET_KEYS                           = 0x36
 	PR_PAC_SET_ENABLED_KEYS                     = 0x3c
+	PR_RISCV_V_GET_CONTROL                      = 0x46
+	PR_RISCV_V_SET_CONTROL                      = 0x45
+	PR_RISCV_V_VSTATE_CTRL_CUR_MASK             = 0x3
+	PR_RISCV_V_VSTATE_CTRL_DEFAULT              = 0x0
+	PR_RISCV_V_VSTATE_CTRL_INHERIT              = 0x10
+	PR_RISCV_V_VSTATE_CTRL_MASK                 = 0x1f
+	PR_RISCV_V_VSTATE_CTRL_NEXT_MASK            = 0xc
+	PR_RISCV_V_VSTATE_CTRL_OFF                  = 0x1
+	PR_RISCV_V_VSTATE_CTRL_ON                   = 0x2
 	PR_SCHED_CORE                               = 0x3e
 	PR_SCHED_CORE_CREATE                        = 0x1
 	PR_SCHED_CORE_GET                           = 0x0
@@ -2423,6 +2447,8 @@ const (
 	PR_SET_FP_MODE                              = 0x2d
 	PR_SET_IO_FLUSHER                           = 0x39
 	PR_SET_KEEPCAPS                             = 0x8
+	PR_SET_MDWE                                 = 0x41
+	PR_SET_MEMORY_MERGE                         = 0x43
 	PR_SET_MM                                   = 0x23
 	PR_SET_MM_ARG_END                           = 0x9
 	PR_SET_MM_ARG_START                         = 0x8
@@ -2506,6 +2532,7 @@ const (
 	PTRACE_GETSIGMASK                           = 0x420a
 	PTRACE_GET_RSEQ_CONFIGURATION               = 0x420f
 	PTRACE_GET_SYSCALL_INFO                     = 0x420e
+	PTRACE_GET_SYSCALL_USER_DISPATCH_CONFIG     = 0x4211
 	PTRACE_INTERRUPT                            = 0x4207
 	PTRACE_KILL                                 = 0x8
 	PTRACE_LISTEN                               = 0x4208
@@ -2536,6 +2563,7 @@ const (
 	PTRACE_SETREGSET                            = 0x4205
 	PTRACE_SETSIGINFO                           = 0x4203
 	PTRACE_SETSIGMASK                           = 0x420b
+	PTRACE_SET_SYSCALL_USER_DISPATCH_CONFIG     = 0x4210
 	PTRACE_SINGLESTEP                           = 0x9
 	PTRACE_SYSCALL                              = 0x18
 	PTRACE_SYSCALL_INFO_ENTRY                   = 0x1
@@ -2802,6 +2830,23 @@ const (
 	RWF_SUPPORTED                               = 0x1f
 	RWF_SYNC                                    = 0x4
 	RWF_WRITE_LIFE_NOT_SET                      = 0x0
+	SCHED_BATCH                                 = 0x3
+	SCHED_DEADLINE                              = 0x6
+	SCHED_FIFO                                  = 0x1
+	SCHED_FLAG_ALL                              = 0x7f
+	SCHED_FLAG_DL_OVERRUN                       = 0x4
+	SCHED_FLAG_KEEP_ALL                         = 0x18
+	SCHED_FLAG_KEEP_PARAMS                      = 0x10
+	SCHED_FLAG_KEEP_POLICY                      = 0x8
+	SCHED_FLAG_RECLAIM                          = 0x2
+	SCHED_FLAG_RESET_ON_FORK                    = 0x1
+	SCHED_FLAG_UTIL_CLAMP                       = 0x60
+	SCHED_FLAG_UTIL_CLAMP_MAX                   = 0x40
+	SCHED_FLAG_UTIL_CLAMP_MIN                   = 0x20
+	SCHED_IDLE                                  = 0x5
+	SCHED_NORMAL                                = 0x0
+	SCHED_RESET_ON_FORK                         = 0x40000000
+	SCHED_RR                                    = 0x2
 	SCM_CREDENTIALS                             = 0x2
 	SCM_RIGHTS                                  = 0x1
 	SCM_TIMESTAMP                               = 0x1d
@@ -2967,6 +3012,7 @@ const (
 	SOL_TCP                                     = 0x6
 	SOL_TIPC                                    = 0x10f
 	SOL_TLS                                     = 0x11a
+	SOL_UDP                                     = 0x11
 	SOL_X25                                     = 0x106
 	SOL_XDP                                     = 0x11b
 	SOMAXCONN                                   = 0x1000
@@ -3071,7 +3117,7 @@ const (
 	TASKSTATS_GENL_NAME                         = "TASKSTATS"
 	TASKSTATS_GENL_VERSION                      = 0x1
 	TASKSTATS_TYPE_MAX                          = 0x6
-	TASKSTATS_VERSION                           = 0xd
+	TASKSTATS_VERSION                           = 0xe
 	TCIFLUSH                                    = 0x0
 	TCIOFF                                      = 0x2
 	TCIOFLUSH                                   = 0x2
@@ -3237,6 +3283,7 @@ const (
 	TP_STATUS_COPY                              = 0x2
 	TP_STATUS_CSUMNOTREADY                      = 0x8
 	TP_STATUS_CSUM_VALID                        = 0x80
+	TP_STATUS_GSO_TCP                           = 0x100
 	TP_STATUS_KERNEL                            = 0x0
 	TP_STATUS_LOSING                            = 0x4
 	TP_STATUS_SENDING                           = 0x2
@@ -3251,6 +3298,19 @@ const (
 	TRACEFS_MAGIC                               = 0x74726163
 	TS_COMM_LEN                                 = 0x20
 	UDF_SUPER_MAGIC                             = 0x15013346
+	UDP_CORK                                    = 0x1
+	UDP_ENCAP                                   = 0x64
+	UDP_ENCAP_ESPINUDP                          = 0x2
+	UDP_ENCAP_ESPINUDP_NON_IKE                  = 0x1
+	UDP_ENCAP_GTP0                              = 0x4
+	UDP_ENCAP_GTP1U                             = 0x5
+	UDP_ENCAP_L2TPINUDP                         = 0x3
+	UDP_GRO                                     = 0x68
+	UDP_NO_CHECK6_RX                            = 0x66
+	UDP_NO_CHECK6_TX                            = 0x65
+	UDP_SEGMENT                                 = 0x67
+	UDP_V4_FLOW                                 = 0x2
+	UDP_V6_FLOW                                 = 0x6
 	UMOUNT_NOFOLLOW                             = 0x8
 	USBDEVICE_SUPER_MAGIC                       = 0x9fa2
 	UTIME_NOW                                   = 0x3fffffff

vendor/golang.org/x/sys/unix/zerrors_linux_386.go

@@ -27,22 +27,31 @@ const (
 	B57600                           = 0x1001
 	B576000                          = 0x1006
 	B921600                          = 0x1007
+	BLKALIGNOFF                      = 0x127a
 	BLKBSZGET                        = 0x80041270
 	BLKBSZSET                        = 0x40041271
+	BLKDISCARD                       = 0x1277
+	BLKDISCARDZEROES                 = 0x127c
 	BLKFLSBUF                        = 0x1261
 	BLKFRAGET                        = 0x1265
 	BLKFRASET                        = 0x1264
+	BLKGETDISKSEQ                    = 0x80081280
 	BLKGETSIZE                       = 0x1260
 	BLKGETSIZE64                     = 0x80041272
+	BLKIOMIN                         = 0x1278
+	BLKIOOPT                         = 0x1279
 	BLKPBSZGET                       = 0x127b
 	BLKRAGET                         = 0x1263
 	BLKRASET                         = 0x1262
 	BLKROGET                         = 0x125e
 	BLKROSET                         = 0x125d
+	BLKROTATIONAL                    = 0x127e
 	BLKRRPART                        = 0x125f
+	BLKSECDISCARD                    = 0x127d
 	BLKSECTGET                       = 0x1267
 	BLKSECTSET                       = 0x1266
 	BLKSSZGET                        = 0x1268
+	BLKZEROOUT                       = 0x127f
 	BOTHER                           = 0x1000
 	BS1                              = 0x2000
 	BSDLY                            = 0x2000
@@ -317,10 +326,12 @@ const (
 	SO_NOFCS                         = 0x2b
 	SO_OOBINLINE                     = 0xa
 	SO_PASSCRED                      = 0x10
+	SO_PASSPIDFD                     = 0x4c
 	SO_PASSSEC                       = 0x22
 	SO_PEEK_OFF                      = 0x2a
 	SO_PEERCRED                      = 0x11
 	SO_PEERGROUPS                    = 0x3b
+	SO_PEERPIDFD                     = 0x4d
 	SO_PEERSEC                       = 0x1f
 	SO_PREFER_BUSY_POLL              = 0x45
 	SO_PROTOCOL                      = 0x26

vendor/golang.org/x/sys/unix/zerrors_linux_amd64.go

@@ -27,22 +27,31 @@ const (
 	B57600                           = 0x1001
 	B576000                          = 0x1006
 	B921600                          = 0x1007
+	BLKALIGNOFF                      = 0x127a
 	BLKBSZGET                        = 0x80081270
 	BLKBSZSET                        = 0x40081271
+	BLKDISCARD                       = 0x1277
+	BLKDISCARDZEROES                 = 0x127c
 	BLKFLSBUF                        = 0x1261
 	BLKFRAGET                        = 0x1265
 	BLKFRASET                        = 0x1264
+	BLKGETDISKSEQ                    = 0x80081280
 	BLKGETSIZE                       = 0x1260
 	BLKGETSIZE64                     = 0x80081272
+	BLKIOMIN                         = 0x1278
+	BLKIOOPT                         = 0x1279
 	BLKPBSZGET                       = 0x127b
 	BLKRAGET                         = 0x1263
 	BLKRASET                         = 0x1262
 	BLKROGET                         = 0x125e
 	BLKROSET                         = 0x125d
+	BLKROTATIONAL                    = 0x127e
 	BLKRRPART                        = 0x125f
+	BLKSECDISCARD                    = 0x127d
 	BLKSECTGET                       = 0x1267
 	BLKSECTSET                       = 0x1266
 	BLKSSZGET                        = 0x1268
+	BLKZEROOUT                       = 0x127f
 	BOTHER                           = 0x1000
 	BS1                              = 0x2000
 	BSDLY                            = 0x2000
@@ -318,10 +327,12 @@ const (
 	SO_NOFCS                         = 0x2b
 	SO_OOBINLINE                     = 0xa
 	SO_PASSCRED                      = 0x10
+	SO_PASSPIDFD                     = 0x4c
 	SO_PASSSEC                       = 0x22
 	SO_PEEK_OFF                      = 0x2a
 	SO_PEERCRED                      = 0x11
 	SO_PEERGROUPS                    = 0x3b
+	SO_PEERPIDFD                     = 0x4d
 	SO_PEERSEC                       = 0x1f
 	SO_PREFER_BUSY_POLL              = 0x45
 	SO_PROTOCOL                      = 0x26

vendor/golang.org/x/sys/unix/zerrors_linux_arm.go

@@ -27,22 +27,31 @@ const (
 	B57600                           = 0x1001
 	B576000                          = 0x1006
 	B921600                          = 0x1007
+	BLKALIGNOFF                      = 0x127a
 	BLKBSZGET                        = 0x80041270
 	BLKBSZSET                        = 0x40041271
+	BLKDISCARD                       = 0x1277
+	BLKDISCARDZEROES                 = 0x127c
 	BLKFLSBUF                        = 0x1261
 	BLKFRAGET                        = 0x1265
 	BLKFRASET                        = 0x1264
+	BLKGETDISKSEQ                    = 0x80081280
 	BLKGETSIZE                       = 0x1260
 	BLKGETSIZE64                     = 0x80041272
+	BLKIOMIN                         = 0x1278
+	BLKIOOPT                         = 0x1279
 	BLKPBSZGET                       = 0x127b
 	BLKRAGET                         = 0x1263
 	BLKRASET                         = 0x1262
 	BLKROGET                         = 0x125e
 	BLKROSET                         = 0x125d
+	BLKROTATIONAL                    = 0x127e
 	BLKRRPART                        = 0x125f
+	BLKSECDISCARD                    = 0x127d
 	BLKSECTGET                       = 0x1267
 	BLKSECTSET                       = 0x1266
 	BLKSSZGET                        = 0x1268
+	BLKZEROOUT                       = 0x127f
 	BOTHER                           = 0x1000
 	BS1                              = 0x2000
 	BSDLY                            = 0x2000
@@ -324,10 +333,12 @@ const (
 	SO_NOFCS                         = 0x2b
 	SO_OOBINLINE                     = 0xa
 	SO_PASSCRED                      = 0x10
+	SO_PASSPIDFD                     = 0x4c
 	SO_PASSSEC                       = 0x22
 	SO_PEEK_OFF                      = 0x2a
 	SO_PEERCRED                      = 0x11
 	SO_PEERGROUPS                    = 0x3b
+	SO_PEERPIDFD                     = 0x4d
 	SO_PEERSEC                       = 0x1f
 	SO_PREFER_BUSY_POLL              = 0x45
 	SO_PROTOCOL                      = 0x26

vendor/golang.org/x/sys/unix/zerrors_linux_arm64.go

@@ -27,22 +27,31 @@ const (
 	B57600                           = 0x1001
 	B576000                          = 0x1006
 	B921600                          = 0x1007
+	BLKALIGNOFF                      = 0x127a
 	BLKBSZGET                        = 0x80081270
 	BLKBSZSET                        = 0x40081271
+	BLKDISCARD                       = 0x1277
+	BLKDISCARDZEROES                 = 0x127c
 	BLKFLSBUF                        = 0x1261
 	BLKFRAGET                        = 0x1265
 	BLKFRASET                        = 0x1264
+	BLKGETDISKSEQ                    = 0x80081280
 	BLKGETSIZE                       = 0x1260
 	BLKGETSIZE64                     = 0x80081272
+	BLKIOMIN                         = 0x1278
+	BLKIOOPT                         = 0x1279
 	BLKPBSZGET                       = 0x127b
 	BLKRAGET                         = 0x1263
 	BLKRASET                         = 0x1262
 	BLKROGET                         = 0x125e
 	BLKROSET                         = 0x125d
+	BLKROTATIONAL                    = 0x127e
 	BLKRRPART                        = 0x125f
+	BLKSECDISCARD                    = 0x127d
 	BLKSECTGET                       = 0x1267
 	BLKSECTSET                       = 0x1266
 	BLKSSZGET                        = 0x1268
+	BLKZEROOUT                       = 0x127f
 	BOTHER                           = 0x1000
 	BS1                              = 0x2000
 	BSDLY                            = 0x2000
@@ -314,10 +323,12 @@ const (
 	SO_NOFCS                         = 0x2b
 	SO_OOBINLINE                     = 0xa
 	SO_PASSCRED                      = 0x10
+	SO_PASSPIDFD                     = 0x4c
 	SO_PASSSEC                       = 0x22
 	SO_PEEK_OFF                      = 0x2a
 	SO_PEERCRED                      = 0x11
 	SO_PEERGROUPS                    = 0x3b
+	SO_PEERPIDFD                     = 0x4d
 	SO_PEERSEC                       = 0x1f
 	SO_PREFER_BUSY_POLL              = 0x45
 	SO_PROTOCOL                      = 0x26
@@ -443,6 +454,7 @@ const (
 	TIOCSWINSZ                       = 0x5414
 	TIOCVHANGUP                      = 0x5437
 	TOSTOP                           = 0x100
+	TPIDR2_MAGIC                     = 0x54504902
 	TUNATTACHFILTER                  = 0x401054d5
 	TUNDETACHFILTER                  = 0x401054d6
 	TUNGETDEVNETNS                   = 0x54e3
@@ -515,6 +527,7 @@ const (
 	XCASE                            = 0x4
 	XTABS                            = 0x1800
 	ZA_MAGIC                         = 0x54366345
+	ZT_MAGIC                         = 0x5a544e01
 	_HIDIOCGRAWNAME                  = 0x80804804
 	_HIDIOCGRAWPHYS                  = 0x80404805
 	_HIDIOCGRAWUNIQ                  = 0x80404808

vendor/golang.org/x/sys/unix/zerrors_linux_loong64.go

@@ -27,22 +27,31 @@ const (
 	B57600                           = 0x1001
 	B576000                          = 0x1006
 	B921600                          = 0x1007
+	BLKALIGNOFF                      = 0x127a
 	BLKBSZGET                        = 0x80081270
 	BLKBSZSET                        = 0x40081271
+	BLKDISCARD                       = 0x1277
+	BLKDISCARDZEROES                 = 0x127c
 	BLKFLSBUF                        = 0x1261
 	BLKFRAGET                        = 0x1265
 	BLKFRASET                        = 0x1264
+	BLKGETDISKSEQ                    = 0x80081280
 	BLKGETSIZE                       = 0x1260
 	BLKGETSIZE64                     = 0x80081272
+	BLKIOMIN                         = 0x1278
+	BLKIOOPT                         = 0x1279
 	BLKPBSZGET                       = 0x127b
 	BLKRAGET                         = 0x1263
 	BLKRASET                         = 0x1262
 	BLKROGET                         = 0x125e
 	BLKROSET                         = 0x125d
+	BLKROTATIONAL                    = 0x127e
 	BLKRRPART                        = 0x125f
+	BLKSECDISCARD                    = 0x127d
 	BLKSECTGET                       = 0x1267
 	BLKSECTSET                       = 0x1266
 	BLKSSZGET                        = 0x1268
+	BLKZEROOUT                       = 0x127f
 	BOTHER                           = 0x1000
 	BS1                              = 0x2000
 	BSDLY                            = 0x2000
@@ -109,6 +118,8 @@ const (
 	IUCLC                            = 0x200
 	IXOFF                            = 0x1000
 	IXON                             = 0x400
+	LASX_CTX_MAGIC                   = 0x41535801
+	LSX_CTX_MAGIC                    = 0x53580001
 	MAP_ANON                         = 0x20
 	MAP_ANONYMOUS                    = 0x20
 	MAP_DENYWRITE                    = 0x800
@@ -308,10 +319,12 @@ const (
 	SO_NOFCS                         = 0x2b
 	SO_OOBINLINE                     = 0xa
 	SO_PASSCRED                      = 0x10
+	SO_PASSPIDFD                     = 0x4c
 	SO_PASSSEC                       = 0x22
 	SO_PEEK_OFF                      = 0x2a
 	SO_PEERCRED                      = 0x11
 	SO_PEERGROUPS                    = 0x3b
+	SO_PEERPIDFD                     = 0x4d
 	SO_PEERSEC                       = 0x1f
 	SO_PREFER_BUSY_POLL              = 0x45
 	SO_PROTOCOL                      = 0x26

vendor/golang.org/x/sys/unix/zerrors_linux_mips.go

@@ -27,22 +27,31 @@ const (
 	B57600                           = 0x1001
 	B576000                          = 0x1006
 	B921600                          = 0x1007
+	BLKALIGNOFF                      = 0x2000127a
 	BLKBSZGET                        = 0x40041270
 	BLKBSZSET                        = 0x80041271
+	BLKDISCARD                       = 0x20001277
+	BLKDISCARDZEROES                 = 0x2000127c
 	BLKFLSBUF                        = 0x20001261
 	BLKFRAGET                        = 0x20001265
 	BLKFRASET                        = 0x20001264
+	BLKGETDISKSEQ                    = 0x40081280
 	BLKGETSIZE                       = 0x20001260
 	BLKGETSIZE64                     = 0x40041272
+	BLKIOMIN                         = 0x20001278
+	BLKIOOPT                         = 0x20001279
 	BLKPBSZGET                       = 0x2000127b
 	BLKRAGET                         = 0x20001263
 	BLKRASET                         = 0x20001262
 	BLKROGET                         = 0x2000125e
 	BLKROSET                         = 0x2000125d
+	BLKROTATIONAL                    = 0x2000127e
 	BLKRRPART                        = 0x2000125f
+	BLKSECDISCARD                    = 0x2000127d
 	BLKSECTGET                       = 0x20001267
 	BLKSECTSET                       = 0x20001266
 	BLKSSZGET                        = 0x20001268
+	BLKZEROOUT                       = 0x2000127f
 	BOTHER                           = 0x1000
 	BS1                              = 0x2000
 	BSDLY                            = 0x2000
@@ -317,10 +326,12 @@ const (
 	SO_NOFCS                         = 0x2b
 	SO_OOBINLINE                     = 0x100
 	SO_PASSCRED                      = 0x11
+	SO_PASSPIDFD                     = 0x4c
 	SO_PASSSEC                       = 0x22
 	SO_PEEK_OFF                      = 0x2a
 	SO_PEERCRED                      = 0x12
 	SO_PEERGROUPS                    = 0x3b
+	SO_PEERPIDFD                     = 0x4d
 	SO_PEERSEC                       = 0x1e
 	SO_PREFER_BUSY_POLL              = 0x45
 	SO_PROTOCOL                      = 0x1028

vendor/golang.org/x/sys/unix/zerrors_linux_mips64.go

@@ -27,22 +27,31 @@ const (
 	B57600                           = 0x1001
 	B576000                          = 0x1006
 	B921600                          = 0x1007
+	BLKALIGNOFF                      = 0x2000127a
 	BLKBSZGET                        = 0x40081270
 	BLKBSZSET                        = 0x80081271
+	BLKDISCARD                       = 0x20001277
+	BLKDISCARDZEROES                 = 0x2000127c
 	BLKFLSBUF                        = 0x20001261
 	BLKFRAGET                        = 0x20001265
 	BLKFRASET                        = 0x20001264
+	BLKGETDISKSEQ                    = 0x40081280
 	BLKGETSIZE                       = 0x20001260
 	BLKGETSIZE64                     = 0x40081272
+	BLKIOMIN                         = 0x20001278
+	BLKIOOPT                         = 0x20001279
 	BLKPBSZGET                       = 0x2000127b
 	BLKRAGET                         = 0x20001263
 	BLKRASET                         = 0x20001262
 	BLKROGET                         = 0x2000125e
 	BLKROSET                         = 0x2000125d
+	BLKROTATIONAL                    = 0x2000127e
 	BLKRRPART                        = 0x2000125f
+	BLKSECDISCARD                    = 0x2000127d
 	BLKSECTGET                       = 0x20001267
 	BLKSECTSET                       = 0x20001266
 	BLKSSZGET                        = 0x20001268
+	BLKZEROOUT                       = 0x2000127f
 	BOTHER                           = 0x1000
 	BS1                              = 0x2000
 	BSDLY                            = 0x2000
@@ -317,10 +326,12 @@ const (
 	SO_NOFCS                         = 0x2b
 	SO_OOBINLINE                     = 0x100
 	SO_PASSCRED                      = 0x11
+	SO_PASSPIDFD                     = 0x4c
 	SO_PASSSEC                       = 0x22
 	SO_PEEK_OFF                      = 0x2a
 	SO_PEERCRED                      = 0x12
 	SO_PEERGROUPS                    = 0x3b
+	SO_PEERPIDFD                     = 0x4d
 	SO_PEERSEC                       = 0x1e
 	SO_PREFER_BUSY_POLL              = 0x45
 	SO_PROTOCOL                      = 0x1028

vendor/golang.org/x/sys/unix/zerrors_linux_mips64le.go

@@ -27,22 +27,31 @@ const (
 	B57600                           = 0x1001
 	B576000                          = 0x1006
 	B921600                          = 0x1007
+	BLKALIGNOFF                      = 0x2000127a
 	BLKBSZGET                        = 0x40081270
 	BLKBSZSET                        = 0x80081271
+	BLKDISCARD                       = 0x20001277
+	BLKDISCARDZEROES                 = 0x2000127c
 	BLKFLSBUF                        = 0x20001261
 	BLKFRAGET                        = 0x20001265
 	BLKFRASET                        = 0x20001264
+	BLKGETDISKSEQ                    = 0x40081280
 	BLKGETSIZE                       = 0x20001260
 	BLKGETSIZE64                     = 0x40081272
+	BLKIOMIN                         = 0x20001278
+	BLKIOOPT                         = 0x20001279
 	BLKPBSZGET                       = 0x2000127b
 	BLKRAGET                         = 0x20001263
 	BLKRASET                         = 0x20001262
 	BLKROGET                         = 0x2000125e
 	BLKROSET                         = 0x2000125d
+	BLKROTATIONAL                    = 0x2000127e
 	BLKRRPART                        = 0x2000125f
+	BLKSECDISCARD                    = 0x2000127d
 	BLKSECTGET                       = 0x20001267
 	BLKSECTSET                       = 0x20001266
 	BLKSSZGET                        = 0x20001268
+	BLKZEROOUT                       = 0x2000127f
 	BOTHER                           = 0x1000
 	BS1                              = 0x2000
 	BSDLY                            = 0x2000
@@ -317,10 +326,12 @@ const (
 	SO_NOFCS                         = 0x2b
 	SO_OOBINLINE                     = 0x100
 	SO_PASSCRED                      = 0x11
+	SO_PASSPIDFD                     = 0x4c
 	SO_PASSSEC                       = 0x22
 	SO_PEEK_OFF                      = 0x2a
 	SO_PEERCRED                      = 0x12
 	SO_PEERGROUPS                    = 0x3b
+	SO_PEERPIDFD                     = 0x4d
 	SO_PEERSEC                       = 0x1e
 	SO_PREFER_BUSY_POLL              = 0x45
 	SO_PROTOCOL                      = 0x1028

vendor/golang.org/x/sys/unix/zerrors_linux_mipsle.go

@@ -27,22 +27,31 @@ const (
 	B57600                           = 0x1001
 	B576000                          = 0x1006
 	B921600                          = 0x1007
+	BLKALIGNOFF                      = 0x2000127a
 	BLKBSZGET                        = 0x40041270
 	BLKBSZSET                        = 0x80041271
+	BLKDISCARD                       = 0x20001277
+	BLKDISCARDZEROES                 = 0x2000127c
 	BLKFLSBUF                        = 0x20001261
 	BLKFRAGET                        = 0x20001265
 	BLKFRASET                        = 0x20001264
+	BLKGETDISKSEQ                    = 0x40081280
 	BLKGETSIZE                       = 0x20001260
 	BLKGETSIZE64                     = 0x40041272
+	BLKIOMIN                         = 0x20001278
+	BLKIOOPT                         = 0x20001279
 	BLKPBSZGET                       = 0x2000127b
 	BLKRAGET                         = 0x20001263
 	BLKRASET                         = 0x20001262
 	BLKROGET                         = 0x2000125e
 	BLKROSET                         = 0x2000125d
+	BLKROTATIONAL                    = 0x2000127e
 	BLKRRPART                        = 0x2000125f
+	BLKSECDISCARD                    = 0x2000127d
 	BLKSECTGET                       = 0x20001267
 	BLKSECTSET                       = 0x20001266
 	BLKSSZGET                        = 0x20001268
+	BLKZEROOUT                       = 0x2000127f
 	BOTHER                           = 0x1000
 	BS1                              = 0x2000
 	BSDLY                            = 0x2000
@@ -317,10 +326,12 @@ const (
 	SO_NOFCS                         = 0x2b
 	SO_OOBINLINE                     = 0x100
 	SO_PASSCRED                      = 0x11
+	SO_PASSPIDFD                     = 0x4c
 	SO_PASSSEC                       = 0x22
 	SO_PEEK_OFF                      = 0x2a
 	SO_PEERCRED                      = 0x12
 	SO_PEERGROUPS                    = 0x3b
+	SO_PEERPIDFD                     = 0x4d
 	SO_PEERSEC                       = 0x1e
 	SO_PREFER_BUSY_POLL              = 0x45
 	SO_PROTOCOL                      = 0x1028

vendor/golang.org/x/sys/unix/zerrors_linux_ppc.go

@@ -27,22 +27,31 @@ const (
 	B57600                           = 0x10
 	B576000                          = 0x15
 	B921600                          = 0x16
+	BLKALIGNOFF                      = 0x2000127a
 	BLKBSZGET                        = 0x40041270
 	BLKBSZSET                        = 0x80041271
+	BLKDISCARD                       = 0x20001277
+	BLKDISCARDZEROES                 = 0x2000127c
 	BLKFLSBUF                        = 0x20001261
 	BLKFRAGET                        = 0x20001265
 	BLKFRASET                        = 0x20001264
+	BLKGETDISKSEQ                    = 0x40081280
 	BLKGETSIZE                       = 0x20001260
 	BLKGETSIZE64                     = 0x40041272
+	BLKIOMIN                         = 0x20001278
+	BLKIOOPT                         = 0x20001279
 	BLKPBSZGET                       = 0x2000127b
 	BLKRAGET                         = 0x20001263
 	BLKRASET                         = 0x20001262
 	BLKROGET                         = 0x2000125e
 	BLKROSET                         = 0x2000125d
+	BLKROTATIONAL                    = 0x2000127e
 	BLKRRPART                        = 0x2000125f
+	BLKSECDISCARD                    = 0x2000127d
 	BLKSECTGET                       = 0x20001267
 	BLKSECTSET                       = 0x20001266
 	BLKSSZGET                        = 0x20001268
+	BLKZEROOUT                       = 0x2000127f
 	BOTHER                           = 0x1f
 	BS1                              = 0x8000
 	BSDLY                            = 0x8000
@@ -372,10 +381,12 @@ const (
 	SO_NOFCS                         = 0x2b
 	SO_OOBINLINE                     = 0xa
 	SO_PASSCRED                      = 0x14
+	SO_PASSPIDFD                     = 0x4c
 	SO_PASSSEC                       = 0x22
 	SO_PEEK_OFF                      = 0x2a
 	SO_PEERCRED                      = 0x15
 	SO_PEERGROUPS                    = 0x3b
+	SO_PEERPIDFD                     = 0x4d
 	SO_PEERSEC                       = 0x1f
 	SO_PREFER_BUSY_POLL              = 0x45
 	SO_PROTOCOL                      = 0x26

vendor/golang.org/x/sys/unix/zerrors_linux_ppc64.go

@@ -27,22 +27,31 @@ const (
 	B57600                           = 0x10
 	B576000                          = 0x15
 	B921600                          = 0x16
+	BLKALIGNOFF                      = 0x2000127a
 	BLKBSZGET                        = 0x40081270
 	BLKBSZSET                        = 0x80081271
+	BLKDISCARD                       = 0x20001277
+	BLKDISCARDZEROES                 = 0x2000127c
 	BLKFLSBUF                        = 0x20001261
 	BLKFRAGET                        = 0x20001265
 	BLKFRASET                        = 0x20001264
+	BLKGETDISKSEQ                    = 0x40081280
 	BLKGETSIZE                       = 0x20001260
 	BLKGETSIZE64                     = 0x40081272
+	BLKIOMIN                         = 0x20001278
+	BLKIOOPT                         = 0x20001279
 	BLKPBSZGET                       = 0x2000127b
 	BLKRAGET                         = 0x20001263
 	BLKRASET                         = 0x20001262
 	BLKROGET                         = 0x2000125e
 	BLKROSET                         = 0x2000125d
+	BLKROTATIONAL                    = 0x2000127e
 	BLKRRPART                        = 0x2000125f
+	BLKSECDISCARD                    = 0x2000127d
 	BLKSECTGET                       = 0x20001267
 	BLKSECTSET                       = 0x20001266
 	BLKSSZGET                        = 0x20001268
+	BLKZEROOUT                       = 0x2000127f
 	BOTHER                           = 0x1f
 	BS1                              = 0x8000
 	BSDLY                            = 0x8000
@@ -376,10 +385,12 @@ const (
 	SO_NOFCS                         = 0x2b
 	SO_OOBINLINE                     = 0xa
 	SO_PASSCRED                      = 0x14
+	SO_PASSPIDFD                     = 0x4c
 	SO_PASSSEC                       = 0x22
 	SO_PEEK_OFF                      = 0x2a
 	SO_PEERCRED                      = 0x15
 	SO_PEERGROUPS                    = 0x3b
+	SO_PEERPIDFD                     = 0x4d
 	SO_PEERSEC                       = 0x1f
 	SO_PREFER_BUSY_POLL              = 0x45
 	SO_PROTOCOL                      = 0x26

vendor/golang.org/x/sys/unix/zerrors_linux_ppc64le.go

@@ -27,22 +27,31 @@ const (
 	B57600                           = 0x10
 	B576000                          = 0x15
 	B921600                          = 0x16
+	BLKALIGNOFF                      = 0x2000127a
 	BLKBSZGET                        = 0x40081270
 	BLKBSZSET                        = 0x80081271
+	BLKDISCARD                       = 0x20001277
+	BLKDISCARDZEROES                 = 0x2000127c
 	BLKFLSBUF                        = 0x20001261
 	BLKFRAGET                        = 0x20001265
 	BLKFRASET                        = 0x20001264
+	BLKGETDISKSEQ                    = 0x40081280
 	BLKGETSIZE                       = 0x20001260
 	BLKGETSIZE64                     = 0x40081272
+	BLKIOMIN                         = 0x20001278
+	BLKIOOPT                         = 0x20001279
 	BLKPBSZGET                       = 0x2000127b
 	BLKRAGET                         = 0x20001263
 	BLKRASET                         = 0x20001262
 	BLKROGET                         = 0x2000125e
 	BLKROSET                         = 0x2000125d
+	BLKROTATIONAL                    = 0x2000127e
 	BLKRRPART                        = 0x2000125f
+	BLKSECDISCARD                    = 0x2000127d
 	BLKSECTGET                       = 0x20001267
 	BLKSECTSET                       = 0x20001266
 	BLKSSZGET                        = 0x20001268
+	BLKZEROOUT                       = 0x2000127f
 	BOTHER                           = 0x1f
 	BS1                              = 0x8000
 	BSDLY                            = 0x8000
@@ -376,10 +385,12 @@ const (
 	SO_NOFCS                         = 0x2b
 	SO_OOBINLINE                     = 0xa
 	SO_PASSCRED                      = 0x14
+	SO_PASSPIDFD                     = 0x4c
 	SO_PASSSEC                       = 0x22
 	SO_PEEK_OFF                      = 0x2a
 	SO_PEERCRED                      = 0x15
 	SO_PEERGROUPS                    = 0x3b
+	SO_PEERPIDFD                     = 0x4d
 	SO_PEERSEC                       = 0x1f
 	SO_PREFER_BUSY_POLL              = 0x45
 	SO_PROTOCOL                      = 0x26

vendor/golang.org/x/sys/unix/zerrors_linux_riscv64.go

@@ -27,22 +27,31 @@ const (
 	B57600                           = 0x1001
 	B576000                          = 0x1006
 	B921600                          = 0x1007
+	BLKALIGNOFF                      = 0x127a
 	BLKBSZGET                        = 0x80081270
 	BLKBSZSET                        = 0x40081271
+	BLKDISCARD                       = 0x1277
+	BLKDISCARDZEROES                 = 0x127c
 	BLKFLSBUF                        = 0x1261
 	BLKFRAGET                        = 0x1265
 	BLKFRASET                        = 0x1264
+	BLKGETDISKSEQ                    = 0x80081280
 	BLKGETSIZE                       = 0x1260
 	BLKGETSIZE64                     = 0x80081272
+	BLKIOMIN                         = 0x1278
+	BLKIOOPT                         = 0x1279
 	BLKPBSZGET                       = 0x127b
 	BLKRAGET                         = 0x1263
 	BLKRASET                         = 0x1262
 	BLKROGET                         = 0x125e
 	BLKROSET                         = 0x125d
+	BLKROTATIONAL                    = 0x127e
 	BLKRRPART                        = 0x125f
+	BLKSECDISCARD                    = 0x127d
 	BLKSECTGET                       = 0x1267
 	BLKSECTSET                       = 0x1266
 	BLKSSZGET                        = 0x1268
+	BLKZEROOUT                       = 0x127f
 	BOTHER                           = 0x1000
 	BS1                              = 0x2000
 	BSDLY                            = 0x2000
@@ -305,10 +314,12 @@ const (
 	SO_NOFCS                         = 0x2b
 	SO_OOBINLINE                     = 0xa
 	SO_PASSCRED                      = 0x10
+	SO_PASSPIDFD                     = 0x4c
 	SO_PASSSEC                       = 0x22
 	SO_PEEK_OFF                      = 0x2a
 	SO_PEERCRED                      = 0x11
 	SO_PEERGROUPS                    = 0x3b
+	SO_PEERPIDFD                     = 0x4d
 	SO_PEERSEC                       = 0x1f
 	SO_PREFER_BUSY_POLL              = 0x45
 	SO_PROTOCOL                      = 0x26

vendor/golang.org/x/sys/unix/zerrors_linux_s390x.go

@@ -27,22 +27,31 @@ const (
 	B57600                           = 0x1001
 	B576000                          = 0x1006
 	B921600                          = 0x1007
+	BLKALIGNOFF                      = 0x127a
 	BLKBSZGET                        = 0x80081270
 	BLKBSZSET                        = 0x40081271
+	BLKDISCARD                       = 0x1277
+	BLKDISCARDZEROES                 = 0x127c
 	BLKFLSBUF                        = 0x1261
 	BLKFRAGET                        = 0x1265
 	BLKFRASET                        = 0x1264
+	BLKGETDISKSEQ                    = 0x80081280
 	BLKGETSIZE                       = 0x1260
 	BLKGETSIZE64                     = 0x80081272
+	BLKIOMIN                         = 0x1278
+	BLKIOOPT                         = 0x1279
 	BLKPBSZGET                       = 0x127b
 	BLKRAGET                         = 0x1263
 	BLKRASET                         = 0x1262
 	BLKROGET                         = 0x125e
 	BLKROSET                         = 0x125d
+	BLKROTATIONAL                    = 0x127e
 	BLKRRPART                        = 0x125f
+	BLKSECDISCARD                    = 0x127d
 	BLKSECTGET                       = 0x1267
 	BLKSECTSET                       = 0x1266
 	BLKSSZGET                        = 0x1268
+	BLKZEROOUT                       = 0x127f
 	BOTHER                           = 0x1000
 	BS1                              = 0x2000
 	BSDLY                            = 0x2000
@@ -380,10 +389,12 @@ const (
 	SO_NOFCS                         = 0x2b
 	SO_OOBINLINE                     = 0xa
 	SO_PASSCRED                      = 0x10
+	SO_PASSPIDFD                     = 0x4c
 	SO_PASSSEC                       = 0x22
 	SO_PEEK_OFF                      = 0x2a
 	SO_PEERCRED                      = 0x11
 	SO_PEERGROUPS                    = 0x3b
+	SO_PEERPIDFD                     = 0x4d
 	SO_PEERSEC                       = 0x1f
 	SO_PREFER_BUSY_POLL              = 0x45
 	SO_PROTOCOL                      = 0x26