panic: PullUp failed goroutine 695 [running]: panic(0x1815320, 0x1bc0100) GOROOT/src/runtime/panic.go:1064 +0x545 fp=0xc00023ea00 sp=0xc00023e938 pc=0x439ae5 gvisor.dev/gvisor/pkg/tcpip/stack.(*PacketBuffer).headerView(0xc0002ac800, 0x1, 0xc0003cec90, 0xc00023eb10, 0xc7fef7) pkg/tcpip/stack/packet_buffer.go:280 +0x1d1 fp=0xc00023ea88 sp=0xc00023ea00 pc=0xc7f1b1 gvisor.dev/gvisor/pkg/tcpip/stack.(*PacketBuffer).consume(0xc0002ac800, 0x1, 0x1c, 0x14, 0x14, 0xc00023eb01, 0x408eb8) pkg/tcpip/stack/packet_buffer.go:270 +0x26c fp=0xc00023eb20 sp=0xc00023ea88 pc=0xc7eecc gvisor.dev/gvisor/pkg/tcpip/stack.PacketHeader.Consume(...) pkg/tcpip/stack/packet_buffer.go:380 gvisor.dev/gvisor/pkg/tcpip/header/parse.IPv4(0xc0002ac800, 0xc00023ec58) pkg/tcpip/header/parse/parse.go:58 +0xba fp=0xc00023eba8 sp=0xc00023eb20 pc=0xec581a gvisor.dev/gvisor/pkg/tcpip/network/ipv4.(*protocol).Parse(0xc00080e3c0, 0xc0002ac800, 0x476922) pkg/tcpip/network/ipv4/ipv4.go:1259 +0x3d fp=0xc00023ec08 sp=0xc00023eba8 pc=0xf5755d gvisor.dev/gvisor/pkg/tcpip/network/ipv4.(*protocol).parseAndValidate(0xc00080e3c0, 0xc0002ac800, 0x0, 0xc00023ece8, 0xc00023ed48, 0x6432b3) pkg/tcpip/network/ipv4/ipv4.go:1227 +0x65 fp=0xc00023eca0 sp=0xc00023ec08 pc=0xf571c5 gvisor.dev/gvisor/pkg/tcpip/network/ipv4.(*endpoint).HandlePacket(0xc000435500, 0xc0002ac800) pkg/tcpip/network/ipv4/ipv4.go:740 +0x107 fp=0xc00023ef38 sp=0xc00023eca0 pc=0xf53547 gvisor.dev/gvisor/pkg/tcpip/stack.(*nic).DeliverNetworkPacket(0xc0003c01e0, 0xc0002e4fd0, 0x6, 0x0, 0x0, 0x800, 0xc0002ac800) pkg/tcpip/stack/nic.go:762 +0x442 fp=0xc00023f038 sp=0xc00023ef38 pc=0xc7b462 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(0xc0001f45a8, 0xc000362630, 0x22, 0x22, 0x0, 0x1, 0x200000c0) pkg/tcpip/link/tun/device.go:226 +0x4a3 fp=0xc00023f198 sp=0xc00023f038 pc=0xf8d443 gvisor.dev/gvisor/pkg/sentry/devices/tundev.(*tunFD).Write(0xc0001f4540, 0x1c0cec0, 0xc000b3e000, 0x1c06da0, 0xc000b26000, 0x0, 0x1, 0x200000c0, 0x22, 0x100, ...) pkg/sentry/devices/tundev/tundev.go:146 +0x22b fp=0xc00023f2c8 sp=0xc00023f198 pc=0x14cdd6b gvisor.dev/gvisor/pkg/sentry/vfs.(*FileDescription).Write(0xc0001f4540, 0x1c0cec0, 0xc000b3e000, 0x1c06da0, 0xc000b26000, 0x0, 0x1, 0x200000c0, 0x22, 0x100, ...) pkg/sentry/vfs/file_description.go:654 +0x131 fp=0xc00023f3b0 sp=0xc00023f2c8 pc=0x95c171 gvisor.dev/gvisor/pkg/sentry/syscalls/linux/vfs2.write(0xc000b3e000, 0xc0001f4540, 0x1c06da0, 0xc000b26000, 0x0, 0x1, 0x200000c0, 0x22, 0x100, 0x0, ...) pkg/sentry/syscalls/linux/vfs2/read_write.go:345 +0xee fp=0xc00023f5b0 sp=0xc00023f3b0 pc=0x139e96e gvisor.dev/gvisor/pkg/sentry/syscalls/linux/vfs2.Write(0xc000b3e000, 0xf0, 0x200000c0, 0x22, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, ...) pkg/sentry/syscalls/linux/vfs2/read_write.go:314 +0x2a5 fp=0xc00023f730 sp=0xc00023f5b0 pc=0x139e1e5 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc000b3e000, 0x1, 0xf0, 0x200000c0, 0x22, 0x0, 0x0, 0x0, 0x0, 0xa, ...) pkg/sentry/kernel/task_syscall.go:102 +0x453 fp=0xc00023f9d0 sp=0xc00023f730 pc=0xd92d33 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc000b3e000, 0x1, 0xf0, 0x200000c0, 0x22, 0x0, 0x0, 0x0, 0x408eb8, 0xc000b3e8e7) pkg/sentry/kernel/task_syscall.go:237 +0xba fp=0xc00023fab0 sp=0xc00023f9d0 pc=0xd944ba gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc000b3e000, 0x1, 0xf0, 0x200000c0, 0x22, 0x0, 0x0, 0x0, 0x141700b, 0x2f18996) pkg/sentry/kernel/task_syscall.go:197 +0x10f fp=0xc00023fb60 sp=0xc00023fab0 pc=0xd93dcf gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc000b3e000, 0x2, 0xc000b3e000) pkg/sentry/kernel/task_syscall.go:172 +0x1ea fp=0xc00023fca0 sp=0xc00023fb60 pc=0xd9356a gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0x0, 0xc000b3e000, 0x1bd8d00, 0x0) pkg/sentry/kernel/task_run.go:282 +0x12a7 fp=0xc00023fed8 sp=0xc00023fca0 pc=0xd7eea7 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc000b3e000, 0xb) pkg/sentry/kernel/task_run.go:97 +0x398 fp=0xc00023ffd0 sp=0xc00023fed8 pc=0xd7cfd8 runtime.goexit() src/runtime/asm_amd64.s:1374 +0x1 fp=0xc00023ffd8 sp=0xc00023ffd0 pc=0x475221 created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start pkg/sentry/kernel/task_start.go:328 +0x1a5