panic: PullUp failed goroutine 92650 gp=0xc005506fc0 m=74 mp=0xc004282308 [running]: panic({0x1234820?, 0x16a80f0?}) bazel-out/k8-fastbuild/bin/external/io_bazel_rules_go/stdlib_/src/runtime/panic.go:804 +0x168 fp=0xc0033ca7a8 sp=0xc0033ca6f8 pc=0x473fe8 gvisor.dev/gvisor/pkg/tcpip/stack.(*PacketBuffer).headerView(0xc0008f0868?, 0x782305?) pkg/tcpip/stack/packet_buffer.go:366 +0x178 fp=0xc0033ca848 sp=0xc0033ca7a8 pc=0xa65898 gvisor.dev/gvisor/pkg/tcpip/stack.PacketHeader.Slice({0xc00135d040?, 0xc001a48120?}) pkg/tcpip/stack/packet_buffer.go:504 +0x26 fp=0xc0033ca8b8 sp=0xc0033ca848 pc=0xa66386 gvisor.dev/gvisor/pkg/tcpip/network/ipv6.(*endpoint).processExtensionHeaders(0xc00049aa88, {0xc003a02e0e, 0x30, 0x7?}, 0xc00135d040, 0x0) pkg/tcpip/network/ipv6/ipv6.go:1512 +0x2ff fp=0xc0033ca9b8 sp=0xc0033ca8b8 pc=0xc24ebf gvisor.dev/gvisor/pkg/tcpip/network/ipv6.(*endpoint).deliverPacketLocally(0xc00049aa88, {0xc003a02e0e, 0x30, 0x72}, 0xc00135d040, {0xc0020535f8?, 0xc00120d001?}) pkg/tcpip/network/ipv6/ipv6.go:1400 +0xe5 fp=0xc0033cac08 sp=0xc0033ca9b8 pc=0xc24065 gvisor.dev/gvisor/pkg/tcpip/network/ipv6.(*endpoint).handleValidatedPacket(0xc00049aa88, {0xc003a02e0e, 0x30, 0x72}, 0xc00135d040, {0xc0020535f8, 0x7}) pkg/tcpip/network/ipv6/ipv6.go:1379 +0x615 fp=0xc0033caef0 sp=0xc0033cac08 pc=0xc23e55 gvisor.dev/gvisor/pkg/tcpip/network/ipv6.(*endpoint).HandlePacket(0xc00049aa88, 0xc00135d040) pkg/tcpip/network/ipv6/ipv6.go:1149 +0x81d fp=0xc0033cb448 sp=0xc0033caef0 pc=0xc217fd gvisor.dev/gvisor/pkg/tcpip/stack.(*nic).DeliverNetworkPacket(0xc00021f8c8, 0x86dd, 0xc00135d040) pkg/tcpip/stack/nic.go:774 +0x20a fp=0xc0033cb480 sp=0xc0033cb448 pc=0xa6126a gvisor.dev/gvisor/pkg/tcpip/link/nested.(*Endpoint).DeliverNetworkPacket(0xc000fe3770, 0x86dd, 0xc00135d040) pkg/tcpip/link/nested/nested.go:61 +0xb0 fp=0xc0033cb4c0 sp=0xc0033cb480 pc=0xc4b5b0 gvisor.dev/gvisor/pkg/tcpip/link/packetsocket.(*endpoint).DeliverNetworkPacket(0xc000fe3770, 0x86dd, 0xc00135d040) pkg/tcpip/link/packetsocket/packetsocket.go:47 +0x45 fp=0xc0033cb4e8 sp=0xc0033cb4c0 pc=0xc4d485 gvisor.dev/gvisor/pkg/tcpip/link/channel.(*Endpoint).InjectInbound(0xc0057558c0, 0x86dd, 0xc00135d040) pkg/tcpip/link/channel/channel.go:207 +0x86 fp=0xc0033cb528 sp=0xc0033cb4e8 pc=0xc512e6 gvisor.dev/gvisor/pkg/tcpip/link/tun.(*Device).Write(0xc00040cf68, 0xc0060e4720) pkg/tcpip/link/tun/device.go:250 +0x755 fp=0xc0033cb658 sp=0xc0033cb528 pc=0xc54355 gvisor.dev/gvisor/pkg/sentry/devices/tundev.(*tunFD).Write(0xc0008f1738?, {0x16cdcc0, 0xc0064bf208}, {{0x16c54b8, 0xc002fd2008}, {0x0, 0x1, 0x20000940, 0x52}, {0x0, ...}}, ...) pkg/sentry/devices/tundev/tundev.go:163 +0x36b fp=0xc0033cb718 sp=0xc0033cb658 pc=0xf93a4b gvisor.dev/gvisor/pkg/sentry/vfs.(*FileDescription).Write(0xc00040cf00, {0x16cdcc0, 0xc0064bf208}, {{0x16c54b8, 0xc002fd2008}, {0x0, 0x1, 0x20000940, 0x52}, {0x0, ...}}, ...) pkg/sentry/vfs/file_description.go:682 +0x9f fp=0xc0033cb798 sp=0xc0033cb718 pc=0x81f69f gvisor.dev/gvisor/pkg/sentry/syscalls/linux.write(0xc0064bf208, 0xc00040cf00, {{0x16c54b8, 0xc002fd2008}, {0x0, 0x1, 0x20000940, 0x52}, {0x0, 0x1}}, ...) pkg/sentry/syscalls/linux/sys_read_write.go:347 +0x85 fp=0xc0033cb938 sp=0xc0033cb798 pc=0xce2905 gvisor.dev/gvisor/pkg/sentry/syscalls/linux.Write(0xc0064bf208, 0xc0008f1ad0?, {{0xc8}, {0x20000940}, {0x52}, {0x52}, {0x0}, {0x0}}) pkg/sentry/syscalls/linux/sys_read_write.go:316 +0x22b fp=0xc0033cba78 sp=0xc0033cb938 pc=0xce20eb gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc0064bf208, 0x1, {{0xc8}, {0x20000940}, {0x52}, {0x52}, {0x0}, {0x0}}) pkg/sentry/kernel/task_syscall.go:143 +0x80b fp=0xc0033cbca8 sp=0xc0033cba78 pc=0xb1a22b gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc0064bf208, 0x1, {{0xc8}, {0x20000940}, {0x52}, {0x52}, {0x0}, {0x0}}) pkg/sentry/kernel/task_syscall.go:323 +0x4e fp=0xc0033cbd00 sp=0xc0033cbca8 pc=0xb1b7ce gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc0064bf208, 0x1, {{0xc8}, {0x20000940}, {0x52}, {0x52}, {0x0}, {0x0}}) pkg/sentry/kernel/task_syscall.go:283 +0x7d fp=0xc0033cbd50 sp=0xc0033cbd00 pc=0xb1b37d gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc006467d40?) pkg/sentry/kernel/task_syscall.go:258 +0x349 fp=0xc0033cbe28 sp=0xc0033cbd50 pc=0xb1b069 gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0xc0027d82d0?, 0xc0064bf208) pkg/sentry/kernel/task_run.go:269 +0x1325 fp=0xc0033cbf38 sp=0xc0033cbe28 pc=0xb0e7c5 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc0064bf208, 0x3c24) pkg/sentry/kernel/task_run.go:97 +0x27d fp=0xc0033cbfc0 sp=0xc0033cbf38 pc=0xb0cddd gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start.gowrap1() pkg/sentry/kernel/task_start.go:411 +0x25 fp=0xc0033cbfe0 sp=0xc0033cbfc0 pc=0xb187a5 runtime.goexit({}) src/runtime/asm_amd64.s:1700 +0x1 fp=0xc0033cbfe8 sp=0xc0033cbfe0 pc=0x47d0c1 created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start in goroutine 92597 pkg/sentry/kernel/task_start.go:411 +0xd9