00000350  41 79 49 00 71 80 e9 0d  12 c3 17 03 03 00 99 ec  |AyI.q...........|
00000360  f5 a1 45 64 61 fc 61 35  d5 2f bf 20 02 68 0b 10  |..Eda.a5./. .h..|
00000370  df c4 4b e7 2c 43 bc f5  3d 0b 7e 9f a4 71 09 2c  |..K.,C..=.~..q.,|
00000380  a6 cf f4 f4 b4 2c 08 0c  03 50 ac 47 74 ad 24 f1  |.....,...P.Gt.$.|
00000390  04 f3 d4 83 42 3f 35 a5  57 ff ab 59 0c 9a a2 ca  |....B?5.W..Y....|
000003a0  6c 30 b7 87 73 af 53 f9  1d 6b e7 44 ec d1 bd 14  |l0..s.S..k.D....|

//
// See go.dev/issue/67401.
//
//go:linkname syscall_syscall6 syscall.syscall6
//go:nosplit
func syscall_syscall6(fn, a1, a2, a3, a4, a5, a6 uintptr) (r1, r2, err uintptr) {
	args := struct{ fn, a1, a2, a3, a4, a5, a6, r1, r2, err uintptr }{fn, a1, a2, a3, a4, a5, a6, r1, r2, err}
	entersyscall()
	libcCall(unsafe.Pointer(abi.FuncPCABI0(syscall6)), unsafe.Pointer(&args))
	exitsyscall()
	return args.r1, args.r2, args.err
}

00000130  8d 00 30 81 89 02 81 81  00 db 46 7d 93 2e 12 27  |..0.......F}...'|
00000140  06 48 bc 06 28 21 ab 7e  c4 b6 a2 5d fe 1e 52 45  |.H..(!.~...]..RE|
00000150  88 7a 36 47 a5 08 0d 92  42 5b c2 81 c0 be 97 79  |.z6G....B[.....y|
00000160  98 40 fb 4f 6d 14 fd 2b  13 8b c2 a5 2e 67 d8 d4  |.@.Om..+.....g..|
00000170  09 9e d6 22 38 b7 4a 0b  74 73 2b c2 34 f1 d1 93  |..."8.J.ts+.4...|

00000110  81 00 db 46 7d 93 2e 12  27 06 48 bc 06 28 21 ab  |...F}...'.H..(!.|
00000120  7e c4 b6 a2 5d fe 1e 52  45 88 7a 36 47 a5 08 0d  |~...]..RE.z6G...|
00000130  92 42 5b c2 81 c0 be 97  79 98 40 fb 4f 6d 14 fd  |.B[.....y.@.Om..|
00000140  2b 13 8b c2 a5 2e 67 d8  d4 09 9e d6 22 38 b7 4a  |+.....g....."8.J|
00000150  0b 74 73 2b c2 34 f1 d1  93 e5 96 d9 74 7b f3 58  |.ts+.4......t{.X|

//go:nosplit
func syscall_Syscall6(fn, nargs, a1, a2, a3, a4, a5, a6 uintptr) (r1, r2, err uintptr) {
	args := [...]uintptr{a1, a2, a3, a4, a5, a6}
	return syscall_SyscallN(fn, args[:nargs]...)
}

//go:linkname syscall_Syscall9 syscall.Syscall9
//go:nosplit
func syscall_Syscall9(fn, nargs, a1, a2, a3, a4, a5, a6, a7, a8, a9 uintptr) (r1, r2, err uintptr) {
	args := [...]uintptr{a1, a2, a3, a4, a5, a6, a7, a8, a9}

>>> Flow 2 (server to client)
00000000  16 03 03 00 5d 02 00 00  59 03 03 ed c3 6f 59 34  |....]...Y....oY4|
00000010  78 33 49 00 68 50 1f a5  aa 93 45 9a 87 34 c4 4e  |x3I.hP....E..4.N|
00000020  71 b0 ab 5e 43 f7 a1 5c  89 e8 2f 20 f7 42 d7 2a  |q..^C..\../ .B.*|
00000030  a5 fe 16 76 ac 6f cf 20  1d a6 bc d5 9d 27 9d 81  |...v.o. .....'..|
00000040  80 b4 0d 4e 12 89 de 7b  7a 5b a0 2b c0 2f 00 00  |...N...{z[.+./..|

// syscall6 takes a pointer to a struct like:
// struct {
//	fn    uintptr
//	a1    uintptr
//	a2    uintptr
//	a3    uintptr
//	a4    uintptr
//	a5    uintptr
//	a6    uintptr
//	r1    uintptr
//	r2    uintptr
//	err   uintptr
// }
// syscall6 must be called on the g0 stack with the
// C calling convention (use libcCall).
//

00000110  81 00 db 46 7d 93 2e 12  27 06 48 bc 06 28 21 ab  |...F}...'.H..(!.|
00000120  7e c4 b6 a2 5d fe 1e 52  45 88 7a 36 47 a5 08 0d  |~...]..RE.z6G...|
00000130  92 42 5b c2 81 c0 be 97  79 98 40 fb 4f 6d 14 fd  |.B[.....y.@.Om..|
00000140  2b 13 8b c2 a5 2e 67 d8  d4 09 9e d6 22 38 b7 4a  |+.....g....."8.J|
00000150  0b 74 73 2b c2 34 f1 d1  93 e5 96 d9 74 7b f3 58  |.ts+.4......t{.X|

00000110  81 00 db 46 7d 93 2e 12  27 06 48 bc 06 28 21 ab  |...F}...'.H..(!.|
00000120  7e c4 b6 a2 5d fe 1e 52  45 88 7a 36 47 a5 08 0d  |~...]..RE.z6G...|
00000130  92 42 5b c2 81 c0 be 97  79 98 40 fb 4f 6d 14 fd  |.B[.....y.@.Om..|
00000140  2b 13 8b c2 a5 2e 67 d8  d4 09 9e d6 22 38 b7 4a  |+.....g....."8.J|
00000150  0b 74 73 2b c2 34 f1 d1  93 e5 96 d9 74 7b f3 58  |.ts+.4......t{.X|

func syscall(fn, a1, a2, a3 uintptr) (r1, r2 uintptr, err Errno)
func syscall6(fn, a1, a2, a3, a4, a5, a6 uintptr) (r1, r2 uintptr, err Errno)
func syscall6X(fn, a1, a2, a3, a4, a5, a6 uintptr) (r1, r2 uintptr, err Errno)
func rawSyscall(fn, a1, a2, a3 uintptr) (r1, r2 uintptr, err Errno)
func rawSyscall6(fn, a1, a2, a3, a4, a5, a6 uintptr) (r1, r2 uintptr, err Errno)