panic: PullUp failed goroutine 43620 [running]: panic(0x120e500, 0x15b07b0) GOROOT/src/runtime/panic.go:1065 +0x565 fp=0xc003292768 sp=0xc0032926a0 pc=0x437c65 gvisor.dev/gvisor/pkg/tcpip/stack.(*PacketBuffer).headerView(0xc0010f52c0, 0x2, 0xc003292808, 0xc000000000, 0xc005123b00) pkg/tcpip/stack/packet_buffer.go:374 +0x115 fp=0xc0032927b0 sp=0xc003292768 pc=0x9e22d5 gvisor.dev/gvisor/pkg/tcpip/stack.PacketHeader.View(...) pkg/tcpip/stack/packet_buffer.go:530 gvisor.dev/gvisor/pkg/tcpip/stack.(*PacketBuffer).Network(0xc0010f52c0, 0xc00052f440, 0xed96d42f4) pkg/tcpip/stack/packet_buffer.go:415 +0xee fp=0xc003292808 sp=0xc0032927b0 pc=0x9e264e gvisor.dev/gvisor/pkg/tcpip/transport/raw.(*endpoint).HandlePacket.func1(0xc00046f8c0, 0xc0010f52c0, 0xc0010f5200) pkg/tcpip/transport/raw/endpoint.go:688 +0x348 fp=0xc003293e10 sp=0xc003292808 pc=0xbb01c8 gvisor.dev/gvisor/pkg/tcpip/transport/raw.(*endpoint).HandlePacket(0xc00046f8c0, 0xc0010f52c0) pkg/tcpip/transport/raw/endpoint.go:818 +0x3f fp=0xc003293e38 sp=0xc003293e10 pc=0xbacdff gvisor.dev/gvisor/pkg/tcpip/stack.(*transportDemuxer).deliverRawPacket(0xc000aa6240, 0x1, 0xc0010f4dc0, 0x8) pkg/tcpip/stack/transport_demuxer.go:771 +0x1a3 fp=0xc003293ef0 sp=0xc003293e38 pc=0x9fa083 gvisor.dev/gvisor/pkg/tcpip/stack.(*nic).DeliverRawPacket(0xc00000a1e0, 0xc000000001, 0xc0010f4dc0) pkg/tcpip/stack/nic.go:1126 +0x65 fp=0xc003293f28 sp=0xc003293ef0 pc=0x9dfae5 gvisor.dev/gvisor/pkg/tcpip/network/ipv4.(*endpoint).handleValidatedPacket(0xc000488700, 0xc003e06bc6, 0x14, 0x14, 0xc0010f5180, 0x1425eea, 0x2) pkg/tcpip/network/ipv4/ipv4.go:1143 +0xf82 fp=0xc0032946f0 sp=0xc003293f28 pc=0xc00c82 gvisor.dev/gvisor/pkg/tcpip/network/ipv4.(*endpoint).HandlePacket(0xc000488700, 0xc0010f5180) pkg/tcpip/network/ipv4/ipv4.go:928 +0x1a5 fp=0xc003294950 sp=0xc0032946f0 pc=0xbff685 gvisor.dev/gvisor/pkg/tcpip/stack.(*nic).DeliverNetworkPacket(0xc00000a1e0, 0xc005617212, 0x6, 0xc005617218, 0x6, 0x800, 0xc0010f5180) pkg/tcpip/stack/nic.go:941 +0x3ae fp=0xc003294a08 sp=0xc003294950 pc=0x9dec2e gvisor.dev/gvisor/pkg/tcpip/link/nested.(*Endpoint).DeliverNetworkPacket(0xc0005845a0, 0xc005617212, 0x6, 0xc005617218, 0x6, 0x800, 0xc0010f5180) pkg/tcpip/link/nested/nested.go:63 +0x104 fp=0xc003294a68 sp=0xc003294a08 pc=0xcb4ae4 gvisor.dev/gvisor/pkg/tcpip/link/ethernet.(*Endpoint).DeliverNetworkPacket(0xc0005845a0, 0x0, 0x0, 0x0, 0x0, 0x800, 0xc0010f5180) pkg/tcpip/link/ethernet/ethernet.go:82 +0x1bb fp=0xc003294ad8 sp=0xc003294a68 pc=0xf98dfb gvisor.dev/gvisor/pkg/tcpip/link/loopback.(*endpoint).WriteRawPacket(0xc000d0fb00, 0xc0010f4c80, 0x0, 0x0) pkg/tcpip/link/loopback/loopback.go:125 +0x128 fp=0xc003294b48 sp=0xc003294ad8 pc=0xf99a88 gvisor.dev/gvisor/pkg/tcpip/link/loopback.(*endpoint).WritePackets(0xc000d0fb00, 0xc005617180, 0x4, 0xc005617180, 0x4, 0x15ae7c0, 0x6, 0x0, 0x0, 0x100000800, ...) pkg/tcpip/link/loopback/loopback.go:91 +0x94 fp=0xc003294b88 sp=0xc003294b48 pc=0xf99894 gvisor.dev/gvisor/pkg/tcpip/link/nested.(*Endpoint).WritePackets(...) pkg/tcpip/link/nested/nested.go:120 gvisor.dev/gvisor/pkg/tcpip/link/ethernet.(*Endpoint).WritePackets(0xc0005845a0, 0xc005617180, 0x4, 0xc005617180, 0x4, 0x15ae7c0, 0x6, 0x0, 0x0, 0x100000800, ...) pkg/tcpip/link/ethernet/ethernet.go:108 +0x1ab fp=0xc003294c98 sp=0xc003294b88 pc=0xf990ab gvisor.dev/gvisor/pkg/tcpip/stack.(*delegatingQueueingDiscipline).WritePacket(0xc000d0fb10, 0xc005617180, 0x4, 0xc005617180, 0x4, 0x15ae7c0, 0x6, 0x0, 0x0, 0x100000800, ...) pkg/tcpip/stack/nic.go:166 +0xd0 fp=0xc003294d48 sp=0xc003294c98 pc=0x9db130 gvisor.dev/gvisor/pkg/tcpip/stack.(*nic).writePacket(0xc00000a1e0, 0xc005617180, 0x4, 0xc005617180, 0x4, 0x15ae7c0, 0x6, 0x0, 0x0, 0x100000800, ...) pkg/tcpip/stack/nic.go:451 +0x158 fp=0xc003294de0 sp=0xc003294d48 pc=0x9dcab8 gvisor.dev/gvisor/pkg/tcpip/stack.(*nic).WritePacket(0xc00000a1e0, 0xc00075f7c0, 0x800, 0xc0010f4c80, 0x0, 0x0) pkg/tcpip/stack/nic.go:406 +0x230 fp=0xc003294f20 sp=0xc003294de0 pc=0x9dc7d0 gvisor.dev/gvisor/pkg/tcpip/network/ipv4.(*endpoint).writePacketPostRouting.func1(0xc0010f4c80, 0xc003e06b76, 0x14) pkg/tcpip/network/ipv4/ipv4.go:592 +0x5a fp=0xc003294f60 sp=0xc003294f20 pc=0xc062ba gvisor.dev/gvisor/pkg/tcpip/network/ipv4.(*endpoint).handleFragments(0xc000488700, 0xc00075f7c0, 0xc00000ffde, 0xc00022fb80, 0xc0032950e0, 0x1425eea, 0x2, 0x1, 0x0) pkg/tcpip/network/ipv4/ipv4.go:476 +0x15e fp=0xc003295070 sp=0xc003294f60 pc=0xbfd21e gvisor.dev/gvisor/pkg/tcpip/network/ipv4.(*endpoint).writePacketPostRouting(0xc000488700, 0xc00075f7c0, 0xc00022fb80, 0xc005617100, 0x4, 0xc003e06b01) pkg/tcpip/network/ipv4/ipv4.go:586 +0x332 fp=0xc0032952b8 sp=0xc003295070 pc=0xbfdab2 gvisor.dev/gvisor/pkg/tcpip/network/ipv4.(*endpoint).writePacket(0xc000488700, 0xc00075f7c0, 0xc00022fb80, 0xc005617180, 0x4) pkg/tcpip/network/ipv4/ipv4.go:536 +0x205 fp=0xc003295340 sp=0xc0032952b8 pc=0xbfd685 gvisor.dev/gvisor/pkg/tcpip/network/ipv4.(*endpoint).WritePacket(0xc000488700, 0xc00075f7c0, 0x4000000001, 0xc00022fb80, 0x9e18d7, 0x15e5fe8) pkg/tcpip/network/ipv4/ipv4.go:498 +0x11b fp=0xc0032953b0 sp=0xc003295340 pc=0xbfd43b gvisor.dev/gvisor/pkg/tcpip/stack.(*Route).WritePacket(0xc00075f7c0, 0x4000000001, 0xc00022fb80, 0xc000e634c0, 0xc00022fb80) pkg/tcpip/stack/route.go:572 +0xd7 fp=0xc0032953f0 sp=0xc0032953b0 pc=0x9e94f7 gvisor.dev/gvisor/pkg/tcpip/transport/internal/network.(*WriteContext).WritePacket(0xc000e634d8, 0xc00022fb80, 0x0, 0x1, 0xffe0) pkg/tcpip/transport/internal/network/endpoint.go:295 +0xd6 fp=0xc003295428 sp=0xc0032953f0 pc=0xb9e916 gvisor.dev/gvisor/pkg/tcpip/transport/raw.(*endpoint).write(0xc00046f8c0, 0x15d76a0, 0xc0034c1f40, 0xc005428cc0, 0x0, 0x0, 0x0, 0x0) pkg/tcpip/transport/raw/endpoint.go:392 +0x53b fp=0xc0032955d8 sp=0xc003295428 pc=0xbabdbb gvisor.dev/gvisor/pkg/tcpip/transport/raw.(*endpoint).Write(0xc00046f8c0, 0x15d76a0, 0xc0034c1f40, 0xc005428cc0, 0xc005000000, 0x4, 0x0, 0xa80002) pkg/tcpip/transport/raw/endpoint.go:323 +0xc5 fp=0xc003295628 sp=0xc0032955d8 pc=0xbab525 gvisor.dev/gvisor/pkg/sentry/socket/netstack.(*socketOpsCommon).SendMsg(0xc0009ee070, 0xc004546a80, 0x15f1060, 0xc002de3000, 0x0, 0x1, 0x20000040, 0xffe0, 0x100, 0xc005617170, ...) pkg/sentry/socket/netstack/netstack.go:3915 +0x243 fp=0xc003295788 sp=0xc003295628 pc=0xc4b043 gvisor.dev/gvisor/pkg/sentry/syscalls/linux/vfs2.sendSingleMsg(0xc004546a80, 0x3f8f6248a008, 0xc0009ee000, 0xc0009ee000, 0x20001440, 0xc000000040, 0x0, 0xc004546a01, 0x5617ab44b038) pkg/sentry/syscalls/linux/vfs2/socket.go:1437 +0x555 fp=0xc003295ae8 sp=0xc003295788 pc=0xf733b5 gvisor.dev/gvisor/pkg/sentry/syscalls/linux/vfs2.SendMMsg(0xc004546a80, 0x6, 0x20001440, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, ...) pkg/sentry/syscalls/linux/vfs2/socket.go:1329 +0x37f fp=0xc003295bb8 sp=0xc003295ae8 pc=0xf729df gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc004546a80, 0x133, 0x6, 0x20001440, 0x1, 0x0, 0x0, 0x0, 0xc000001fa0, 0x1420fe0, ...) pkg/sentry/kernel/task_syscall.go:115 +0x199 fp=0xc003295c78 sp=0xc003295bb8 pc=0xa80619 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc004546a80, 0x133, 0x6, 0x20001440, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0) pkg/sentry/kernel/task_syscall.go:290 +0x70 fp=0xc003295d00 sp=0xc003295c78 pc=0xa818f0 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc004546a80, 0x133, 0x6, 0x20001440, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0) pkg/sentry/kernel/task_syscall.go:237 +0xb4 fp=0xc003295d60 sp=0xc003295d00 pc=0xa813d4 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc004546a80, 0x2, 0xc004546a80) pkg/sentry/kernel/task_syscall.go:204 +0x198 fp=0xc003295e30 sp=0xc003295d60 pc=0xa80cb8 gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0x0, 0xc004546a80, 0x15c9900, 0x0) pkg/sentry/kernel/task_run.go:327 +0xe5f fp=0xc003295f68 sp=0xc003295e30 pc=0xa73bdf gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc004546a80, 0x4bd) pkg/sentry/kernel/task_run.go:100 +0x1b9 fp=0xc003295fd0 sp=0xc003295f68 pc=0xa72619 runtime.goexit() src/runtime/asm_amd64.s:1371 +0x1 fp=0xc003295fd8 sp=0xc003295fd0 pc=0x472861 created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start pkg/sentry/kernel/task_start.go:396 +0x116