TUN-8052: Update go to 1.21.5

Also update golang.org/x/net and google.golang.org/grpc to fix vulnerabilities,
although cloudflared is using them in a way that is not exposed to those risks

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

@@ -3,8 +3,6 @@
 // license that can be found in the LICENSE file.
 
 //go:build (aix || darwin || dragonfly || freebsd || linux || netbsd || openbsd || solaris || zos) && go1.9
-// +build aix darwin dragonfly freebsd linux netbsd openbsd solaris zos
-// +build go1.9
 
 package unix
 

vendor/golang.org/x/sys/unix/asm_aix_ppc64.s

@@ -3,7 +3,6 @@
 // license that can be found in the LICENSE file.
 
 //go:build gc
-// +build gc
 
 #include "textflag.h"
 

vendor/golang.org/x/sys/unix/asm_bsd_386.s

@@ -3,8 +3,6 @@
 // license that can be found in the LICENSE file.
 
 //go:build (freebsd || netbsd || openbsd) && gc
-// +build freebsd netbsd openbsd
-// +build gc
 
 #include "textflag.h"
 

vendor/golang.org/x/sys/unix/asm_bsd_amd64.s

@@ -3,8 +3,6 @@
 // license that can be found in the LICENSE file.
 
 //go:build (darwin || dragonfly || freebsd || netbsd || openbsd) && gc
-// +build darwin dragonfly freebsd netbsd openbsd
-// +build gc
 
 #include "textflag.h"
 

vendor/golang.org/x/sys/unix/asm_bsd_arm.s

@@ -3,8 +3,6 @@
 // license that can be found in the LICENSE file.
 
 //go:build (freebsd || netbsd || openbsd) && gc
-// +build freebsd netbsd openbsd
-// +build gc
 
 #include "textflag.h"
 

vendor/golang.org/x/sys/unix/asm_bsd_arm64.s

@@ -3,8 +3,6 @@
 // license that can be found in the LICENSE file.
 
 //go:build (darwin || freebsd || netbsd || openbsd) && gc
-// +build darwin freebsd netbsd openbsd
-// +build gc
 
 #include "textflag.h"
 

vendor/golang.org/x/sys/unix/asm_bsd_ppc64.s

@@ -3,8 +3,6 @@
 // license that can be found in the LICENSE file.
 
 //go:build (darwin || freebsd || netbsd || openbsd) && gc
-// +build darwin freebsd netbsd openbsd
-// +build gc
 
 #include "textflag.h"
 

vendor/golang.org/x/sys/unix/asm_bsd_riscv64.s

@@ -3,8 +3,6 @@
 // license that can be found in the LICENSE file.
 
 //go:build (darwin || freebsd || netbsd || openbsd) && gc
-// +build darwin freebsd netbsd openbsd
-// +build gc
 
 #include "textflag.h"
 

vendor/golang.org/x/sys/unix/asm_linux_386.s

@@ -3,7 +3,6 @@
 // license that can be found in the LICENSE file.
 
 //go:build gc
-// +build gc
 
 #include "textflag.h"
 

vendor/golang.org/x/sys/unix/asm_linux_amd64.s

@@ -3,7 +3,6 @@
 // license that can be found in the LICENSE file.
 
 //go:build gc
-// +build gc
 
 #include "textflag.h"
 

vendor/golang.org/x/sys/unix/asm_linux_arm.s

@@ -3,7 +3,6 @@
 // license that can be found in the LICENSE file.
 
 //go:build gc
-// +build gc
 
 #include "textflag.h"
 

vendor/golang.org/x/sys/unix/asm_linux_arm64.s

@@ -3,9 +3,6 @@
 // license that can be found in the LICENSE file.
 
 //go:build linux && arm64 && gc
-// +build linux
-// +build arm64
-// +build gc
 
 #include "textflag.h"
 

vendor/golang.org/x/sys/unix/asm_linux_loong64.s

@@ -3,9 +3,6 @@
 // license that can be found in the LICENSE file.
 
 //go:build linux && loong64 && gc
-// +build linux
-// +build loong64
-// +build gc
 
 #include "textflag.h"
 

vendor/golang.org/x/sys/unix/asm_linux_mips64x.s

@@ -3,9 +3,6 @@
 // license that can be found in the LICENSE file.
 
 //go:build linux && (mips64 || mips64le) && gc
-// +build linux
-// +build mips64 mips64le
-// +build gc
 
 #include "textflag.h"
 

vendor/golang.org/x/sys/unix/asm_linux_mipsx.s

@@ -3,9 +3,6 @@
 // license that can be found in the LICENSE file.
 
 //go:build linux && (mips || mipsle) && gc
-// +build linux
-// +build mips mipsle
-// +build gc
 
 #include "textflag.h"
 

vendor/golang.org/x/sys/unix/asm_linux_ppc64x.s

@@ -3,9 +3,6 @@
 // license that can be found in the LICENSE file.
 
 //go:build linux && (ppc64 || ppc64le) && gc
-// +build linux
-// +build ppc64 ppc64le
-// +build gc
 
 #include "textflag.h"
 

vendor/golang.org/x/sys/unix/asm_linux_riscv64.s

@@ -3,8 +3,6 @@
 // license that can be found in the LICENSE file.
 
 //go:build riscv64 && gc
-// +build riscv64
-// +build gc
 
 #include "textflag.h"
 

vendor/golang.org/x/sys/unix/asm_linux_s390x.s

@@ -3,9 +3,6 @@
 // license that can be found in the LICENSE file.
 
 //go:build linux && s390x && gc
-// +build linux
-// +build s390x
-// +build gc
 
 #include "textflag.h"
 

vendor/golang.org/x/sys/unix/asm_openbsd_mips64.s

@@ -3,7 +3,6 @@
 // license that can be found in the LICENSE file.
 
 //go:build gc
-// +build gc
 
 #include "textflag.h"
 

vendor/golang.org/x/sys/unix/asm_solaris_amd64.s

@@ -3,7 +3,6 @@
 // license that can be found in the LICENSE file.
 
 //go:build gc
-// +build gc
 
 #include "textflag.h"
 

vendor/golang.org/x/sys/unix/asm_zos_s390x.s

@@ -3,9 +3,6 @@
 // license that can be found in the LICENSE file.
 
 //go:build zos && s390x && gc
-// +build zos
-// +build s390x
-// +build gc
 
 #include "textflag.h"
 

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

@@ -3,7 +3,6 @@
 // license that can be found in the LICENSE file.
 
 //go:build freebsd
-// +build freebsd
 
 package unix
 

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

@@ -3,7 +3,6 @@
 // license that can be found in the LICENSE file.
 
 //go:build aix || darwin || dragonfly || freebsd || linux || netbsd || openbsd || solaris || zos
-// +build aix darwin dragonfly freebsd linux netbsd openbsd solaris zos
 
 package unix
 

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

@@ -3,7 +3,6 @@
 // license that can be found in the LICENSE file.
 
 //go:build aix && ppc
-// +build aix,ppc
 
 // Functions to access/create device major and minor numbers matching the
 // encoding used by AIX.

vendor/golang.org/x/sys/unix/dev_aix_ppc64.go

@@ -3,7 +3,6 @@
 // license that can be found in the LICENSE file.
 
 //go:build aix && ppc64
-// +build aix,ppc64
 
 // Functions to access/create device major and minor numbers matching the
 // encoding used AIX.

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

@@ -3,7 +3,6 @@
 // license that can be found in the LICENSE file.
 
 //go:build zos && s390x
-// +build zos,s390x
 
 // Functions to access/create device major and minor numbers matching the
 // encoding used by z/OS.

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

@@ -3,7 +3,6 @@
 // license that can be found in the LICENSE file.
 
 //go:build aix || darwin || dragonfly || freebsd || linux || netbsd || openbsd || solaris || zos
-// +build aix darwin dragonfly freebsd linux netbsd openbsd solaris zos
 
 package unix
 

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

@@ -3,7 +3,6 @@
 // license that can be found in the LICENSE file.
 //
 //go:build armbe || arm64be || m68k || mips || mips64 || mips64p32 || ppc || ppc64 || s390 || s390x || shbe || sparc || sparc64
-// +build armbe arm64be m68k mips mips64 mips64p32 ppc ppc64 s390 s390x shbe sparc sparc64
 
 package unix
 

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

@@ -3,7 +3,6 @@
 // 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
 
 package unix
 

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

@@ -3,7 +3,6 @@
 // license that can be found in the LICENSE file.
 
 //go:build aix || darwin || dragonfly || freebsd || linux || netbsd || openbsd || solaris || zos
-// +build aix darwin dragonfly freebsd linux netbsd openbsd solaris zos
 
 // Unix environment variables.
 

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

@@ -3,7 +3,6 @@
 // license that can be found in the LICENSE file.
 
 //go:build zos && s390x
-// +build zos,s390x
 
 package unix
 

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

@@ -2,8 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-//go:build dragonfly || freebsd || linux || netbsd || openbsd
-// +build dragonfly freebsd linux netbsd openbsd
+//go:build dragonfly || freebsd || linux || netbsd
 
 package unix
 

vendor/golang.org/x/sys/unix/fcntl_linux_32bit.go

@@ -3,7 +3,6 @@
 // license that can be found in the LICENSE file.
 
 //go:build (linux && 386) || (linux && arm) || (linux && mips) || (linux && mipsle) || (linux && ppc)
-// +build linux,386 linux,arm linux,mips linux,mipsle linux,ppc
 
 package unix
 

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

@@ -3,7 +3,6 @@
 // license that can be found in the LICENSE file.
 
 //go:build aix || darwin || dragonfly || freebsd || linux || netbsd || openbsd || solaris || zos
-// +build aix darwin dragonfly freebsd linux netbsd openbsd solaris zos
 
 package unix
 

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

@@ -3,7 +3,6 @@
 // license that can be found in the LICENSE file.
 
 //go:build zos && s390x
-// +build zos,s390x
 
 package unix
 

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

@@ -3,7 +3,6 @@
 // license that can be found in the LICENSE file.
 
 //go:build gccgo && !aix && !hurd
-// +build gccgo,!aix,!hurd
 
 package unix
 

vendor/golang.org/x/sys/unix/gccgo_c.c

@@ -3,7 +3,6 @@
 // license that can be found in the LICENSE file.
 
 //go:build gccgo && !aix && !hurd
-// +build gccgo,!aix,!hurd
 
 #include <errno.h>
 #include <stdint.h>

vendor/golang.org/x/sys/unix/gccgo_linux_amd64.go

@@ -3,7 +3,6 @@
 // license that can be found in the LICENSE file.
 
 //go:build gccgo && linux && amd64
-// +build gccgo,linux,amd64
 
 package unix
 

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

@@ -3,7 +3,6 @@
 // license that can be found in the LICENSE file.
 
 //go:build linux
-// +build linux
 
 package unix
 

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

@@ -231,3 +231,8 @@ func IoctlLoopGetStatus64(fd int) (*LoopInfo64, error) {
 func IoctlLoopSetStatus64(fd int, value *LoopInfo64) error {
 	return ioctlPtr(fd, LOOP_SET_STATUS64, unsafe.Pointer(value))
 }
+
+// IoctlLoopConfigure configures all loop device parameters in a single step
+func IoctlLoopConfigure(fd int, value *LoopConfig) error {
+	return ioctlPtr(fd, LOOP_CONFIGURE, unsafe.Pointer(value))
+}

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

@@ -3,7 +3,6 @@
 // license that can be found in the LICENSE file.
 
 //go:build aix || solaris
-// +build aix solaris
 
 package unix
 

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

@@ -3,7 +3,6 @@
 // license that can be found in the LICENSE file.
 
 //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

@@ -3,7 +3,6 @@
 // license that can be found in the LICENSE file.
 
 //go:build zos && s390x
-// +build zos,s390x
 
 package unix
 

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

@@ -519,6 +519,7 @@ ccflags="$@"
 		$2 ~ /^LOCK_(SH|EX|NB|UN)$/ ||
 		$2 ~ /^LO_(KEY|NAME)_SIZE$/ ||
 		$2 ~ /^LOOP_(CLR|CTL|GET|SET)_/ ||
+		$2 == "LOOP_CONFIGURE" ||
 		$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)_/ ||
 		$2 ~ /^NFC_.*_(MAX)?SIZE$/ ||
@@ -560,7 +561,7 @@ ccflags="$@"
 		$2 ~ /^RLIMIT_(AS|CORE|CPU|DATA|FSIZE|LOCKS|MEMLOCK|MSGQUEUE|NICE|NOFILE|NPROC|RSS|RTPRIO|RTTIME|SIGPENDING|STACK)|RLIM_INFINITY/ ||
 		$2 ~ /^PRIO_(PROCESS|PGRP|USER)/ ||
 		$2 ~ /^CLONE_[A-Z_]+/ ||
-		$2 !~ /^(BPF_TIMEVAL|BPF_FIB_LOOKUP_[A-Z]+)$/ &&
+		$2 !~ /^(BPF_TIMEVAL|BPF_FIB_LOOKUP_[A-Z]+|BPF_F_LINK)$/ &&
 		$2 ~ /^(BPF|DLT)_/ ||
 		$2 ~ /^AUDIT_/ ||
 		$2 ~ /^(CLOCK|TIMER)_/ ||
@@ -583,6 +584,7 @@ ccflags="$@"
 		$2 ~ /^PERF_/ ||
 		$2 ~ /^SECCOMP_MODE_/ ||
 		$2 ~ /^SEEK_/ ||
+		$2 ~ /^SCHED_/ ||
 		$2 ~ /^SPLICE_/ ||
 		$2 ~ /^SYNC_FILE_RANGE_/ ||
 		$2 !~ /IOC_MAGIC/ &&
@@ -624,7 +626,7 @@ ccflags="$@"
 		$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)}
 
@@ -662,7 +664,6 @@ echo '// mkerrors.sh' "$@"
 echo '// Code generated by the command above; see README.md. DO NOT EDIT.'
 echo
 echo "//go:build ${GOARCH} && ${GOOS}"
-echo "// +build ${GOARCH},${GOOS}"
 echo
 go tool cgo -godefs -- "$@" _const.go >_error.out
 cat _error.out | grep -vf _error.grep | grep -vf _signal.grep

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

@@ -0,0 +1,13 @@
+// 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
+
+package unix
+
+var mapper = &mmapper{
+	active: make(map[*byte][]byte),
+	mmap:   mmap,
+	munmap: munmap,
+}

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

@@ -2,8 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-//go:build linux
-// +build linux
+//go:build linux || netbsd
 
 package unix
 
@@ -14,8 +13,17 @@ type mremapMmapper struct {
 	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&MREMAP_FIXED != 0 {
+	if newLength <= 0 || len(oldData) == 0 || len(oldData) != cap(oldData) || flags&mremapFixed != 0 {
 		return nil, EINVAL
 	}
 
@@ -32,9 +40,13 @@ func (m *mremapMmapper) Mremap(oldData []byte, newLength int, flags int) (data [
 	}
 	bNew := unsafe.Slice((*byte)(unsafe.Pointer(newAddr)), newLength)
 	pNew := &bNew[cap(bNew)-1]
-	if flags&MREMAP_DONTUNMAP == 0 {
+	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/pagesize_unix.go

@@ -3,7 +3,6 @@
 // license that can be found in the LICENSE file.
 
 //go:build aix || darwin || dragonfly || freebsd || linux || netbsd || openbsd || solaris
-// +build aix darwin dragonfly freebsd linux netbsd openbsd solaris
 
 // For Unix, get the pagesize from the runtime.
 

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

@@ -8,54 +8,31 @@ import (
 	"errors"
 	"fmt"
 	"strconv"
-	"syscall"
-	"unsafe"
 )
 
 // Pledge implements the pledge syscall.
 //
-// The pledge syscall does not accept execpromises on OpenBSD releases
-// before 6.3.
-//
-// execpromises must be empty when Pledge is called on OpenBSD
-// releases predating 6.3, otherwise an error will be returned.
+// This changes both the promises and execpromises; use PledgePromises or
+// PledgeExecpromises to only change the promises or execpromises
+// respectively.
 //
 // For more information see pledge(2).
 func Pledge(promises, execpromises string) error {
-	maj, min, err := majmin()
+	if err := pledgeAvailable(); err != nil {
+		return err
+	}
+
+	pptr, err := BytePtrFromString(promises)
 	if err != nil {
 		return err
 	}
 
-	err = pledgeAvailable(maj, min, execpromises)
+	exptr, err := BytePtrFromString(execpromises)
 	if err != nil {
 		return err
 	}
 
-	pptr, err := syscall.BytePtrFromString(promises)
-	if err != nil {
-		return err
-	}
-
-	// This variable will hold either a nil unsafe.Pointer or
-	// an unsafe.Pointer to a string (execpromises).
-	var expr unsafe.Pointer
-
-	// If we're running on OpenBSD > 6.2, pass execpromises to the syscall.
-	if maj > 6 || (maj == 6 && min > 2) {
-		exptr, err := syscall.BytePtrFromString(execpromises)
-		if err != nil {
-			return err
-		}
-		expr = unsafe.Pointer(exptr)
-	}
-
-	_, _, e := syscall.Syscall(SYS_PLEDGE, uintptr(unsafe.Pointer(pptr)), uintptr(expr), 0)
-	if e != 0 {
-		return e
-	}
-
-	return nil
+	return pledge(pptr, exptr)
 }
 
 // PledgePromises implements the pledge syscall.
@@ -64,30 +41,16 @@ func Pledge(promises, execpromises string) error {
 //
 // For more information see pledge(2).
 func PledgePromises(promises string) error {
-	maj, min, err := majmin()
+	if err := pledgeAvailable(); err != nil {
+		return err
+	}
+
+	pptr, err := BytePtrFromString(promises)
 	if err != nil {
 		return err
 	}
 
-	err = pledgeAvailable(maj, min, "")
-	if err != nil {
-		return err
-	}
-
-	// This variable holds the execpromises and is always nil.
-	var expr unsafe.Pointer
-
-	pptr, err := syscall.BytePtrFromString(promises)
-	if err != nil {
-		return err
-	}
-
-	_, _, e := syscall.Syscall(SYS_PLEDGE, uintptr(unsafe.Pointer(pptr)), uintptr(expr), 0)
-	if e != 0 {
-		return e
-	}
-
-	return nil
+	return pledge(pptr, nil)
 }
 
 // PledgeExecpromises implements the pledge syscall.
@@ -96,30 +59,16 @@ func PledgePromises(promises string) error {
 //
 // For more information see pledge(2).
 func PledgeExecpromises(execpromises string) error {
-	maj, min, err := majmin()
+	if err := pledgeAvailable(); err != nil {
+		return err
+	}
+
+	exptr, err := BytePtrFromString(execpromises)
 	if err != nil {
 		return err
 	}
 
-	err = pledgeAvailable(maj, min, execpromises)
-	if err != nil {
-		return err
-	}
-
-	// This variable holds the promises and is always nil.
-	var pptr unsafe.Pointer
-
-	exptr, err := syscall.BytePtrFromString(execpromises)
-	if err != nil {
-		return err
-	}
-
-	_, _, e := syscall.Syscall(SYS_PLEDGE, uintptr(pptr), uintptr(unsafe.Pointer(exptr)), 0)
-	if e != 0 {
-		return e
-	}
-
-	return nil
+	return pledge(nil, exptr)
 }
 
 // majmin returns major and minor version number for an OpenBSD system.
@@ -147,16 +96,15 @@ func majmin() (major int, minor int, err error) {
 
 // pledgeAvailable checks for availability of the pledge(2) syscall
 // based on the running OpenBSD version.
-func pledgeAvailable(maj, min int, execpromises string) error {
-	// If OpenBSD <= 5.9, pledge is not available.
-	if (maj == 5 && min != 9) || maj < 5 {
-		return fmt.Errorf("pledge syscall is not available on OpenBSD %d.%d", maj, min)
+func pledgeAvailable() error {
+	maj, min, err := majmin()
+	if err != nil {
+		return err
 	}
 
-	// If OpenBSD <= 6.2 and execpromises is not empty,
-	// return an error - execpromises is not available before 6.3
-	if (maj < 6 || (maj == 6 && min <= 2)) && execpromises != "" {
-		return fmt.Errorf("cannot use execpromises on OpenBSD %d.%d", maj, min)
+	// Require OpenBSD 6.4 as a minimum.
+	if maj < 6 || (maj == 6 && min <= 3) {
+		return fmt.Errorf("cannot call Pledge on OpenBSD %d.%d", maj, min)
 	}
 
 	return nil

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

@@ -3,16 +3,9 @@
 // license that can be found in the LICENSE file.
 
 //go:build darwin && !ios
-// +build darwin,!ios
 
 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

@@ -3,16 +3,9 @@
 // license that can be found in the LICENSE file.
 
 //go:build ios
-// +build ios
 
 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/race.go

@@ -3,7 +3,6 @@
 // license that can be found in the LICENSE file.
 
 //go:build (darwin && race) || (linux && race) || (freebsd && race)
-// +build darwin,race linux,race freebsd,race
 
 package unix
 

vendor/golang.org/x/sys/unix/race0.go

@@ -3,7 +3,6 @@
 // license that can be found in the LICENSE file.
 
 //go:build aix || (darwin && !race) || (linux && !race) || (freebsd && !race) || netbsd || openbsd || solaris || dragonfly || zos
-// +build aix darwin,!race linux,!race freebsd,!race netbsd openbsd solaris dragonfly zos
 
 package unix
 

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

@@ -3,7 +3,6 @@
 // license that can be found in the LICENSE file.
 
 //go:build aix || dragonfly || freebsd || linux || netbsd || openbsd
-// +build aix dragonfly freebsd linux netbsd openbsd
 
 package unix
 

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

@@ -3,7 +3,6 @@
 // license that can be found in the LICENSE file.
 
 //go:build darwin
-// +build darwin
 
 package unix
 

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

@@ -3,7 +3,6 @@
 // license that can be found in the LICENSE file.
 
 //go:build aix || darwin || dragonfly || freebsd || linux || netbsd || openbsd || solaris || zos
-// +build aix darwin dragonfly freebsd linux netbsd openbsd solaris zos
 
 // Socket control messages
 

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

@@ -3,7 +3,6 @@
 // license that can be found in the LICENSE file.
 
 //go:build aix || darwin || freebsd || linux || netbsd || openbsd || solaris || zos
-// +build aix darwin freebsd linux netbsd openbsd solaris zos
 
 package unix
 

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

@@ -3,7 +3,6 @@
 // license that can be found in the LICENSE file.
 
 //go:build aix || darwin || dragonfly || freebsd || linux || netbsd || openbsd || solaris || zos
-// +build aix darwin dragonfly freebsd linux netbsd openbsd solaris zos
 
 // Package unix contains an interface to the low-level operating system
 // primitives. OS details vary depending on the underlying system, and

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

@@ -3,7 +3,6 @@
 // license that can be found in the LICENSE file.
 
 //go:build aix
-// +build aix
 
 // Aix system calls.
 // This file is compiled as ordinary Go code,
@@ -107,7 +106,8 @@ func (sa *SockaddrUnix) sockaddr() (unsafe.Pointer, _Socklen, error) {
 	if n > 0 {
 		sl += _Socklen(n) + 1
 	}
-	if sa.raw.Path[0] == '@' {
+	if sa.raw.Path[0] == '@' || (sa.raw.Path[0] == 0 && sl > 3) {
+		// Check sl > 3 so we don't change unnamed socket behavior.
 		sa.raw.Path[0] = 0
 		// Don't count trailing NUL for abstract address.
 		sl--
@@ -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

@@ -3,7 +3,6 @@
 // license that can be found in the LICENSE file.
 
 //go:build aix && ppc
-// +build aix,ppc
 
 package unix
 

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

@@ -3,7 +3,6 @@
 // license that can be found in the LICENSE file.
 
 //go:build aix && ppc64
-// +build aix,ppc64
 
 package unix
 

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

@@ -3,7 +3,6 @@
 // license that can be found in the LICENSE file.
 
 //go:build darwin || dragonfly || freebsd || netbsd || openbsd
-// +build darwin dragonfly freebsd netbsd openbsd
 
 // BSD system call wrappers shared by *BSD based systems
 // including OS X (Darwin) and FreeBSD.  Like the other
@@ -317,7 +316,7 @@ func GetsockoptString(fd, level, opt int) (string, error) {
 	if err != nil {
 		return "", err
 	}
-	return string(buf[:vallen-1]), nil
+	return ByteSliceToString(buf[:vallen]), nil
 }
 
 //sys	recvfrom(fd int, p []byte, flags int, from *RawSockaddrAny, fromlen *_Socklen) (n int, err error)
@@ -601,20 +600,6 @@ 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)
@@ -638,189 +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
-// 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

@@ -3,7 +3,6 @@
 // license that can be found in the LICENSE file.
 
 //go:build amd64 && darwin
-// +build amd64,darwin
 
 package unix
 
@@ -47,6 +46,5 @@ 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

@@ -3,7 +3,6 @@
 // license that can be found in the LICENSE file.
 
 //go:build arm64 && darwin
-// +build arm64,darwin
 
 package unix
 
@@ -47,6 +46,5 @@ 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_darwin_libSystem.go

@@ -3,7 +3,6 @@
 // license that can be found in the LICENSE file.
 
 //go:build darwin && go1.12
-// +build darwin,go1.12
 
 package unix
 

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

@@ -343,203 +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_dragonfly_amd64.go

@@ -3,7 +3,6 @@
 // license that can be found in the LICENSE file.
 
 //go:build amd64 && dragonfly
-// +build amd64,dragonfly
 
 package unix
 

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

@@ -449,197 +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_freebsd_386.go

@@ -3,7 +3,6 @@
 // license that can be found in the LICENSE file.
 
 //go:build 386 && freebsd
-// +build 386,freebsd
 
 package unix
 

vendor/golang.org/x/sys/unix/syscall_freebsd_amd64.go

@@ -3,7 +3,6 @@
 // license that can be found in the LICENSE file.
 
 //go:build amd64 && freebsd
-// +build amd64,freebsd
 
 package unix
 

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

@@ -3,7 +3,6 @@
 // license that can be found in the LICENSE file.
 
 //go:build arm && freebsd
-// +build arm,freebsd
 
 package unix
 

vendor/golang.org/x/sys/unix/syscall_freebsd_arm64.go

@@ -3,7 +3,6 @@
 // license that can be found in the LICENSE file.
 
 //go:build arm64 && freebsd
-// +build arm64,freebsd
 
 package unix
 

vendor/golang.org/x/sys/unix/syscall_freebsd_riscv64.go

@@ -3,7 +3,6 @@
 // license that can be found in the LICENSE file.
 
 //go:build riscv64 && freebsd
-// +build riscv64,freebsd
 
 package unix
 

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

@@ -3,7 +3,6 @@
 // license that can be found in the LICENSE file.
 
 //go:build hurd
-// +build hurd
 
 package unix
 

vendor/golang.org/x/sys/unix/syscall_hurd_386.go

@@ -3,7 +3,6 @@
 // license that can be found in the LICENSE file.
 
 //go:build 386 && hurd
-// +build 386,hurd
 
 package unix
 

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

@@ -5,7 +5,6 @@
 // illumos system calls not present on Solaris.
 
 //go:build amd64 && illumos
-// +build amd64,illumos
 
 package unix
 

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

@@ -61,15 +61,23 @@ func FanotifyMark(fd int, flags uint, mask uint64, dirFd int, pathname string) (
 }
 
 //sys	fchmodat(dirfd int, path string, mode uint32) (err error)
+//sys	fchmodat2(dirfd int, path string, mode uint32, flags int) (err error)
 
-func Fchmodat(dirfd int, path string, mode uint32, flags int) (err error) {
-	// Linux fchmodat doesn't support the flags parameter. Mimick glibc's behavior
-	// and check the flags. Otherwise the mode would be applied to the symlink
-	// destination which is not what the user expects.
-	if flags&^AT_SYMLINK_NOFOLLOW != 0 {
-		return EINVAL
-	} else if flags&AT_SYMLINK_NOFOLLOW != 0 {
-		return EOPNOTSUPP
+func Fchmodat(dirfd int, path string, mode uint32, flags int) error {
+	// Linux fchmodat doesn't support the flags parameter, but fchmodat2 does.
+	// Try fchmodat2 if flags are specified.
+	if flags != 0 {
+		err := fchmodat2(dirfd, path, mode, flags)
+		if err == ENOSYS {
+			// fchmodat2 isn't available. If the flags are known to be valid,
+			// return EOPNOTSUPP to indicate that fchmodat doesn't support them.
+			if flags&^(AT_SYMLINK_NOFOLLOW|AT_EMPTY_PATH) != 0 {
+				return EINVAL
+			} else if flags&(AT_SYMLINK_NOFOLLOW|AT_EMPTY_PATH) != 0 {
+				return EOPNOTSUPP
+			}
+		}
+		return err
 	}
 	return fchmodat(dirfd, path, mode)
 }
@@ -417,7 +425,8 @@ func (sa *SockaddrUnix) sockaddr() (unsafe.Pointer, _Socklen, error) {
 	if n > 0 {
 		sl += _Socklen(n) + 1
 	}
-	if sa.raw.Path[0] == '@' {
+	if sa.raw.Path[0] == '@' || (sa.raw.Path[0] == 0 && sl > 3) {
+		// Check sl > 3 so we don't change unnamed socket behavior.
 		sa.raw.Path[0] = 0
 		// Don't count trailing NUL for abstract address.
 		sl--
@@ -693,10 +702,10 @@ 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 +713,8 @@ 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
 }
@@ -1310,7 +1310,7 @@ func GetsockoptString(fd, level, opt int) (string, error) {
 			return "", err
 		}
 	}
-	return string(buf[:vallen-1]), nil
+	return ByteSliceToString(buf[:vallen]), nil
 }
 
 func GetsockoptTpacketStats(fd, level, opt int) (*TpacketStats, error) {
@@ -1885,7 +1885,7 @@ func Getpgrp() (pid int) {
 //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
 //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)
@@ -1988,8 +1988,6 @@ 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
@@ -2125,28 +2123,6 @@ func writevRacedetect(iovecs []Iovec, n int) {
 // mmap varies by architecture; see syscall_linux_*.go.
 //sys	munmap(addr uintptr, length uintptr) (err error)
 //sys	mremap(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 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 Mremap(oldData []byte, newLength int, flags int) (data []byte, err error) {
-	return mapper.Mremap(oldData, newLength, flags)
-}
-
 //sys	Madvise(b []byte, advice int) (err error)
 //sys	Mprotect(b []byte, prot int) (err error)
 //sys	Mlock(b []byte) (err error)
@@ -2155,6 +2131,12 @@ func Mremap(oldData []byte, newLength int, flags int) (data []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) {
@@ -2454,98 +2436,60 @@ func Getresgid() (rgid, egid, sgid int) {
 	return int(r), int(e), int(s)
 }
 
-/*
- * 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
-// 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
+// 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
+}
+
+//sys	Cachestat(fd uint, crange *CachestatRange, cstat *Cachestat_t, flags uint) (err error)

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

@@ -3,7 +3,6 @@
 // license that can be found in the LICENSE file.
 
 //go:build 386 && linux
-// +build 386,linux
 
 package unix
 

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

@@ -3,8 +3,6 @@
 // license that can be found in the LICENSE file.
 
 //go:build linux && (386 || amd64 || mips || mipsle || mips64 || mipsle || ppc64 || ppc64le || ppc || s390x || sparc64)
-// +build linux
-// +build 386 amd64 mips mipsle mips64 mipsle ppc64 ppc64le ppc s390x sparc64
 
 package unix
 

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

@@ -3,7 +3,6 @@
 // license that can be found in the LICENSE file.
 
 //go:build amd64 && linux
-// +build amd64,linux
 
 package unix
 
@@ -40,7 +39,7 @@ 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)

vendor/golang.org/x/sys/unix/syscall_linux_amd64_gc.go

@@ -3,7 +3,6 @@
 // license that can be found in the LICENSE file.
 
 //go:build amd64 && linux && gc
-// +build amd64,linux,gc
 
 package unix
 

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

@@ -3,7 +3,6 @@
 // license that can be found in the LICENSE file.
 
 //go:build arm && linux
-// +build arm,linux
 
 package unix
 

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

@@ -3,7 +3,6 @@
 // license that can be found in the LICENSE file.
 
 //go:build arm64 && linux
-// +build arm64,linux
 
 package unix
 
@@ -33,7 +32,7 @@ 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)

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

@@ -3,7 +3,6 @@
 // license that can be found in the LICENSE file.
 
 //go:build linux && gc
-// +build linux,gc
 
 package unix
 

vendor/golang.org/x/sys/unix/syscall_linux_gc_386.go

@@ -3,7 +3,6 @@
 // license that can be found in the LICENSE file.
 
 //go:build linux && gc && 386
-// +build linux,gc,386
 
 package unix
 

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

@@ -3,7 +3,6 @@
 // license that can be found in the LICENSE file.
 
 //go:build arm && gc && linux
-// +build arm,gc,linux
 
 package unix
 

vendor/golang.org/x/sys/unix/syscall_linux_gccgo_386.go

@@ -3,7 +3,6 @@
 // license that can be found in the LICENSE file.
 
 //go:build linux && gccgo && 386
-// +build linux,gccgo,386
 
 package unix
 

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

@@ -3,7 +3,6 @@
 // license that can be found in the LICENSE file.
 
 //go:build linux && gccgo && arm
-// +build linux,gccgo,arm
 
 package unix
 

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

@@ -3,7 +3,6 @@
 // license that can be found in the LICENSE file.
 
 //go:build loong64 && linux
-// +build loong64,linux
 
 package unix
 
@@ -28,7 +27,7 @@ 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)

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

@@ -3,8 +3,6 @@
 // license that can be found in the LICENSE file.
 
 //go:build linux && (mips64 || mips64le)
-// +build linux
-// +build mips64 mips64le
 
 package unix
 
@@ -31,7 +29,7 @@ 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)

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

@@ -3,8 +3,6 @@
 // license that can be found in the LICENSE file.
 
 //go:build linux && (mips || mipsle)
-// +build linux
-// +build mips mipsle
 
 package unix
 

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

@@ -3,7 +3,6 @@
 // license that can be found in the LICENSE file.
 
 //go:build linux && ppc
-// +build linux,ppc
 
 package unix
 

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

@@ -3,8 +3,6 @@
 // license that can be found in the LICENSE file.
 
 //go:build linux && (ppc64 || ppc64le)
-// +build linux
-// +build ppc64 ppc64le
 
 package unix
 

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

@@ -3,7 +3,6 @@
 // license that can be found in the LICENSE file.
 
 //go:build riscv64 && linux
-// +build riscv64,linux
 
 package unix
 
@@ -32,7 +31,7 @@ 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)
@@ -177,3 +176,14 @@ 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

@@ -3,7 +3,6 @@
 // license that can be found in the LICENSE file.
 
 //go:build s390x && linux
-// +build s390x,linux
 
 package unix
 

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

@@ -3,7 +3,6 @@
 // license that can be found in the LICENSE file.
 
 //go:build sparc64 && linux
-// +build sparc64,linux
 
 package unix
 

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

@@ -356,266 +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_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_netbsd_386.go

@@ -3,7 +3,6 @@
 // license that can be found in the LICENSE file.
 
 //go:build 386 && netbsd
-// +build 386,netbsd
 
 package unix
 

vendor/golang.org/x/sys/unix/syscall_netbsd_amd64.go

@@ -3,7 +3,6 @@
 // license that can be found in the LICENSE file.
 
 //go:build amd64 && netbsd
-// +build amd64,netbsd
 
 package unix
 

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

@@ -3,7 +3,6 @@
 // license that can be found in the LICENSE file.
 
 //go:build arm && netbsd
-// +build arm,netbsd
 
 package unix