panic: PullUp failed goroutine 119 [running]: panic(0x1082de0, 0x13c6020) GOROOT/src/runtime/panic.go:1064 +0x545 fp=0xc00052b150 sp=0xc00052b088 pc=0x437265 gvisor.dev/gvisor/pkg/tcpip/stack.(*PacketBuffer).headerView(0xc00003a900, 0x1, 0xc0002ccc00, 0xe, 0x14) pkg/tcpip/stack/packet_buffer.go:280 +0xcb fp=0xc00052b198 sp=0xc00052b150 pc=0x947eab gvisor.dev/gvisor/pkg/tcpip/stack.(*PacketBuffer).consume(0xc00003a900, 0x1, 0x20, 0x14, 0x1c, 0xbd2301, 0x34) pkg/tcpip/stack/packet_buffer.go:270 +0xac fp=0xc00052b1f0 sp=0xc00052b198 pc=0x947cec gvisor.dev/gvisor/pkg/tcpip/stack.PacketHeader.Consume(...) pkg/tcpip/stack/packet_buffer.go:380 gvisor.dev/gvisor/pkg/tcpip/header/parse.IPv4(0xc00003a900, 0x12) pkg/tcpip/header/parse/parse.go:58 +0x8b fp=0xc00052b238 sp=0xc00052b1f0 pc=0xacbe8b gvisor.dev/gvisor/pkg/tcpip/network/ipv4.(*protocol).Parse(0xc0004958c0, 0xc00003a900, 0x3c00000) pkg/tcpip/network/ipv4/ipv4.go:1259 +0x2f fp=0xc00052b270 sp=0xc00052b238 pc=0xb2418f gvisor.dev/gvisor/pkg/tcpip/network/ipv4.(*protocol).parseAndValidate(0xc0004958c0, 0xc00003a900, 0x3f9d84e3f080, 0xffffffffffffffff, 0x0, 0x2a) pkg/tcpip/network/ipv4/ipv4.go:1227 +0x3f fp=0xc00052b2f8 sp=0xc00052b270 pc=0xb23ebf gvisor.dev/gvisor/pkg/tcpip/network/ipv4.(*endpoint).HandlePacket(0xc0000d6700, 0xc00003a900) pkg/tcpip/network/ipv4/ipv4.go:740 +0xae fp=0xc00052b560 sp=0xc00052b2f8 pc=0xb2130e gvisor.dev/gvisor/pkg/tcpip/stack.(*nic).DeliverNetworkPacket(0xc00030a4b0, 0xc000323028, 0x6, 0x0, 0x0, 0x800, 0xc00003a900) pkg/tcpip/stack/nic.go:762 +0x24f fp=0xc00052b5f0 sp=0xc00052b560 pc=0x945bcf gvisor.dev/gvisor/pkg/tcpip/link/channel.(*Endpoint).InjectLinkAddr(...) pkg/tcpip/link/channel/channel.go:193 gvisor.dev/gvisor/pkg/tcpip/link/tun.(*Device).Write(0xc00025e4e8, 0xc0000fc330, 0x2a, 0x2a, 0x0, 0x1, 0x20000080) pkg/tcpip/link/tun/device.go:226 +0x2d6 fp=0xc00052b6d0 sp=0xc00052b5f0 pc=0xb47bf6 gvisor.dev/gvisor/pkg/sentry/devices/tundev.(*tunFD).Write(0xc00025e480, 0x14123e0, 0xc000321500, 0x140c480, 0xc0002a3000, 0x0, 0x1, 0x20000080, 0x2a, 0x100, ...) pkg/sentry/devices/tundev/tundev.go:146 +0x1de fp=0xc00052b7d8 sp=0xc00052b6d0 pc=0xeba15e gvisor.dev/gvisor/pkg/sentry/vfs.(*FileDescription).Write(0xc00025e480, 0x14123e0, 0xc000321500, 0x140c480, 0xc0002a3000, 0x0, 0x1, 0x20000080, 0x2a, 0x100, ...) pkg/sentry/vfs/file_description.go:654 +0xb4 fp=0xc00052b870 sp=0xc00052b7d8 pc=0x746814 gvisor.dev/gvisor/pkg/sentry/syscalls/linux/vfs2.write(0xc000321500, 0xc00025e480, 0x140c480, 0xc0002a3000, 0x0, 0x1, 0x20000080, 0x2a, 0x100, 0x0, ...) pkg/sentry/syscalls/linux/vfs2/read_write.go:345 +0x9b fp=0xc00052ba00 sp=0xc00052b870 pc=0xdf423b gvisor.dev/gvisor/pkg/sentry/syscalls/linux/vfs2.Write(0xc000321500, 0xf0, 0x20000080, 0x2a, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, ...) pkg/sentry/syscalls/linux/vfs2/read_write.go:314 +0x1d4 fp=0xc00052baf8 sp=0xc00052ba00 pc=0xdf3b74 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc000321500, 0x1, 0xf0, 0x20000080, 0x2a, 0x0, 0x0, 0x0, 0xe3a26c, 0x127bd40, ...) pkg/sentry/kernel/task_syscall.go:102 +0x13c fp=0xc00052bc58 sp=0xc00052baf8 pc=0x9f107c gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc000321500, 0x1, 0xf0, 0x20000080, 0x2a, 0x0, 0x0, 0x0, 0x0, 0x0) pkg/sentry/kernel/task_syscall.go:237 +0x66 fp=0xc00052bce0 sp=0xc00052bc58 pc=0x9f2246 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc000321500, 0x1, 0xf0, 0x20000080, 0x2a, 0x0, 0x0, 0x0, 0x0, 0x0) pkg/sentry/kernel/task_syscall.go:197 +0x98 fp=0xc00052bd40 sp=0xc00052bce0 pc=0x9f1df8 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc000321500, 0x2, 0xc000321500) pkg/sentry/kernel/task_syscall.go:172 +0x15c fp=0xc00052be10 sp=0xc00052bd40 pc=0x9f179c gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0x0, 0xc000321500, 0x13deac0, 0x0) pkg/sentry/kernel/task_run.go:282 +0xc45 fp=0xc00052bf60 sp=0xc00052be10 pc=0x9e5b45 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc000321500, 0x13) pkg/sentry/kernel/task_run.go:97 +0x1af fp=0xc00052bfd0 sp=0xc00052bf60 pc=0x9e480f runtime.goexit() src/runtime/asm_amd64.s:1374 +0x1 fp=0xc00052bfd8 sp=0xc00052bfd0 pc=0x4709a1 created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start pkg/sentry/kernel/task_start.go:328 +0xfe