panic: IPv6 payload too large: 65536, must be <= 65535 goroutine 250100 [running]: panic(0x10b3320, 0xc005656890) GOROOT/src/runtime/panic.go:1064 +0x470 fp=0xc0063a1030 sp=0xc0063a0f78 pc=0x437110 gvisor.dev/gvisor/pkg/tcpip/network/ipv6.(*endpoint).addIPHeader(0xc0003e2000, 0xc009df5fb0, 0x10, 0xc009df5fb0, 0x10, 0xc0016bc2d0, 0x4000000006, 0x0, 0x0, 0x0) pkg/tcpip/network/ipv6/ipv6.go:621 +0x2e5 fp=0xc0063a1100 sp=0xc0063a1030 pc=0xbacfc5 gvisor.dev/gvisor/pkg/tcpip/network/ipv6.(*endpoint).WritePacket(0xc0003e2000, 0xc0001d2210, 0x0, 0x4000000006, 0xc0016bc2d0, 0xc00038a1a8) pkg/tcpip/network/ipv6/ipv6.go:698 +0xb9 fp=0xc0063a1540 sp=0xc0063a1100 pc=0xbad4d9 gvisor.dev/gvisor/pkg/tcpip/stack.(*Route).WritePacket(0xc0001d2210, 0x0, 0x4000000006, 0xc0016bc2d0, 0xc00ba78d80) pkg/tcpip/stack/route.go:505 +0xd7 fp=0xc0063a1580 sp=0xc0063a1540 pc=0x9a1237 gvisor.dev/gvisor/pkg/tcpip/transport/raw.(*endpoint).finishWrite(0xc00336dc00, 0xc001f88000, 0x10000, 0x10000, 0xc0001d2210, 0xc0063a16a8, 0x1407260, 0x0) pkg/tcpip/transport/raw/endpoint.go:429 +0x4c9 fp=0xc0063a1658 sp=0xc0063a1580 pc=0xb436e9 gvisor.dev/gvisor/pkg/tcpip/transport/raw.(*endpoint).write(0xc00336dc00, 0x1403d20, 0xc0019f6f50, 0x0, 0x0, 0x0, 0x0, 0x0) pkg/tcpip/transport/raw/endpoint.go:364 +0x3b6 fp=0xc0063a1730 sp=0xc0063a1658 pc=0xb42e96 gvisor.dev/gvisor/pkg/tcpip/transport/raw.(*endpoint).Write(0xc00336dc00, 0x1403d20, 0xc0019f6f50, 0x0, 0x0, 0xc0063a1878, 0x57b0c5, 0xc00dcbf3c4) pkg/tcpip/transport/raw/endpoint.go:272 +0xb4 fp=0xc0063a1780 sp=0xc0063a1730 pc=0xb42834 gvisor.dev/gvisor/pkg/sentry/socket/netstack.(*SocketVFS2).Write(0xc000ecb680, 0x1423c40, 0xc00dcbea80, 0x141e9e0, 0xc00ba78d80, 0x0, 0x1, 0x0, 0x10000, 0x0, ...) pkg/sentry/socket/netstack/netstack_vfs2.go:156 +0x10c fp=0xc0063a1818 sp=0xc0063a1780 pc=0xbd98cc gvisor.dev/gvisor/pkg/sentry/vfs.(*FileDescription).Write(0xc000ecb680, 0x1423c40, 0xc00dcbea80, 0x141e9e0, 0xc00ba78d80, 0x0, 0x1, 0x0, 0x10000, 0x0, ...) pkg/sentry/vfs/file_description.go:710 +0xb5 fp=0xc0063a1898 sp=0xc0063a1818 pc=0x7dae35 gvisor.dev/gvisor/pkg/sentry/kernel/pipe.(*VFSPipeFD).SpliceToNonPipe(0xc00ba78d80, 0x1423c40, 0xc00dcbea80, 0xc000ecb680, 0xffffffffffffffff, 0x19410, 0x0, 0x0, 0x0) pkg/sentry/kernel/pipe/vfs.go:344 +0x1db fp=0xc0063a1988 sp=0xc0063a1898 pc=0x90ec1b gvisor.dev/gvisor/pkg/sentry/syscalls/linux/vfs2.Splice(0xc00dcbea80, 0x3, 0x0, 0x5, 0x0, 0x19410, 0x0, 0x0, 0x0, 0x0, ...) pkg/sentry/syscalls/linux/vfs2/splice.go:179 +0xb13 fp=0xc0063a1b90 sp=0xc0063a1988 pc=0xe775b3 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc00dcbea80, 0x113, 0x3, 0x0, 0x5, 0x0, 0x19410, 0x0, 0x0, 0x128ab00, ...) pkg/sentry/kernel/task_syscall.go:116 +0x1b9 fp=0xc0063a1c50 sp=0xc0063a1b90 pc=0xa4d459 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc00dcbea80, 0x113, 0x3, 0x0, 0x5, 0x0, 0x19410, 0x0, 0x19410, 0x0) pkg/sentry/kernel/task_syscall.go:291 +0x70 fp=0xc0063a1cd8 sp=0xc0063a1c50 pc=0xa4e710 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc00dcbea80, 0x113, 0x3, 0x0, 0x5, 0x0, 0x19410, 0x0, 0xc00291d4e0, 0xc00291d440) pkg/sentry/kernel/task_syscall.go:238 +0xb4 fp=0xc0063a1d38 sp=0xc0063a1cd8 pc=0xa4e214 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc00dcbea80, 0x2, 0xc00dcbea80) pkg/sentry/kernel/task_syscall.go:205 +0x198 fp=0xc0063a1e08 sp=0xc0063a1d38 pc=0xa4daf8 gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0x0, 0xc00dcbea80, 0x13f60c0, 0x0) pkg/sentry/kernel/task_run.go:327 +0xd95 fp=0xc0063a1f60 sp=0xc0063a1e08 pc=0xa405b5 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc00dcbea80, 0x2626) pkg/sentry/kernel/task_run.go:100 +0x1e2 fp=0xc0063a1fd0 sp=0xc0063a1f60 pc=0xa3f0c2 runtime.goexit() src/runtime/asm_amd64.s:1374 +0x1 fp=0xc0063a1fd8 sp=0xc0063a1fd0 pc=0x470681 created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start pkg/sentry/kernel/task_start.go:374 +0x116