panic: PullUp failed goroutine 537 gp=0xc000c0f6c0 m=15 mp=0xc000c0a008 [running]: panic({0x1230720?, 0x16a4210?}) bazel-out/k8-fastbuild/bin/external/io_bazel_rules_go/stdlib_/src/runtime/panic.go:804 +0x168 fp=0xc000d087a8 sp=0xc000d086f8 pc=0x473fe8 gvisor.dev/gvisor/pkg/tcpip/stack.(*PacketBuffer).headerView(0xc000d08868?, 0x782305?) pkg/tcpip/stack/packet_buffer.go:366 +0x178 fp=0xc000d08848 sp=0xc000d087a8 pc=0xa652b8 gvisor.dev/gvisor/pkg/tcpip/stack.PacketHeader.Slice({0xc000b5a000?, 0xc000a4fce0?}) pkg/tcpip/stack/packet_buffer.go:504 +0x26 fp=0xc000d088b8 sp=0xc000d08848 pc=0xa65da6 gvisor.dev/gvisor/pkg/tcpip/network/ipv6.(*endpoint).processExtensionHeaders(0xc000722008, {0xc00022af8e, 0x30, 0x7?}, 0xc000b5a000, 0x0) pkg/tcpip/network/ipv6/ipv6.go:1508 +0x2ff fp=0xc000d089b8 sp=0xc000d088b8 pc=0xc2237f gvisor.dev/gvisor/pkg/tcpip/network/ipv6.(*endpoint).deliverPacketLocally(0xc000722008, {0xc00022af8e, 0x30, 0x72}, 0xc000b5a000, {0xc000c05a08?, 0xa64f01?}) pkg/tcpip/network/ipv6/ipv6.go:1397 +0xe5 fp=0xc000d08c08 sp=0xc000d089b8 pc=0xc21565 gvisor.dev/gvisor/pkg/tcpip/network/ipv6.(*endpoint).handleValidatedPacket(0xc000722008, {0xc00022af8e, 0x30, 0x72}, 0xc000b5a000, {0xc000c05a08, 0x7}) pkg/tcpip/network/ipv6/ipv6.go:1376 +0x615 fp=0xc000d08ef0 sp=0xc000d08c08 pc=0xc21355 gvisor.dev/gvisor/pkg/tcpip/network/ipv6.(*endpoint).HandlePacket(0xc000722008, 0xc000b5a000) pkg/tcpip/network/ipv6/ipv6.go:1146 +0x81d fp=0xc000d09448 sp=0xc000d08ef0 pc=0xc1ecfd gvisor.dev/gvisor/pkg/tcpip/stack.(*nic).DeliverNetworkPacket(0xc0007ae488, 0x86dd, 0xc000b5a000) pkg/tcpip/stack/nic.go:769 +0x20a fp=0xc000d09480 sp=0xc000d09448 pc=0xa60caa gvisor.dev/gvisor/pkg/tcpip/link/nested.(*Endpoint).DeliverNetworkPacket(0xc00071acd0, 0x86dd, 0xc000b5a000) pkg/tcpip/link/nested/nested.go:61 +0xb0 fp=0xc000d094c0 sp=0xc000d09480 pc=0xc48a50 gvisor.dev/gvisor/pkg/tcpip/link/packetsocket.(*endpoint).DeliverNetworkPacket(0xc00071acd0, 0x86dd, 0xc000b5a000) pkg/tcpip/link/packetsocket/packetsocket.go:47 +0x45 fp=0xc000d094e8 sp=0xc000d094c0 pc=0xc4a925 gvisor.dev/gvisor/pkg/tcpip/link/channel.(*Endpoint).InjectInbound(0xc00019fc20, 0x86dd, 0xc000b5a000) pkg/tcpip/link/channel/channel.go:207 +0x86 fp=0xc000d09528 sp=0xc000d094e8 pc=0xc4e786 gvisor.dev/gvisor/pkg/tcpip/link/tun.(*Device).Write(0xc0001987e8, 0xc000b7cbd0) pkg/tcpip/link/tun/device.go:250 +0x755 fp=0xc000d09658 sp=0xc000d09528 pc=0xc517f5 gvisor.dev/gvisor/pkg/sentry/devices/tundev.(*tunFD).Write(0x7f1fcb095000?, {0x16c9bc0, 0xc000b3cc88}, {{0x16c13d8, 0xc0009dd008}, {0x0, 0x1, 0x200007c0, 0x52}, {0x0, ...}}, ...) pkg/sentry/devices/tundev/tundev.go:163 +0x36b fp=0xc000d09718 sp=0xc000d09658 pc=0xf9142b gvisor.dev/gvisor/pkg/sentry/vfs.(*FileDescription).Write(0xc000198780, {0x16c9bc0, 0xc000b3cc88}, {{0x16c13d8, 0xc0009dd008}, {0x0, 0x1, 0x200007c0, 0x52}, {0x0, ...}}, ...) pkg/sentry/vfs/file_description.go:679 +0x9f fp=0xc000d09798 sp=0xc000d09718 pc=0x81f5bf gvisor.dev/gvisor/pkg/sentry/syscalls/linux.write(0xc000b3cc88, 0xc000198780, {{0x16c13d8, 0xc0009dd008}, {0x0, 0x1, 0x200007c0, 0x52}, {0x0, 0x1}}, ...) pkg/sentry/syscalls/linux/sys_read_write.go:347 +0x85 fp=0xc000d09938 sp=0xc000d09798 pc=0xcdfb45 gvisor.dev/gvisor/pkg/sentry/syscalls/linux.Write(0xc000b3cc88, 0xc000649b28?, {{0xc8}, {0x200007c0}, {0x52}, {0x0}, {0x0}, {0x0}}) pkg/sentry/syscalls/linux/sys_read_write.go:316 +0x22b fp=0xc000d09a78 sp=0xc000d09938 pc=0xcdf32b gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc000b3cc88, 0x1, {{0xc8}, {0x200007c0}, {0x52}, {0x0}, {0x0}, {0x0}}) pkg/sentry/kernel/task_syscall.go:143 +0x80b fp=0xc000d09ca8 sp=0xc000d09a78 pc=0xb1d4eb gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc000b3cc88, 0x1, {{0xc8}, {0x200007c0}, {0x52}, {0x0}, {0x0}, {0x0}}) pkg/sentry/kernel/task_syscall.go:323 +0x4e fp=0xc000d09d00 sp=0xc000d09ca8 pc=0xb1ea8e gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc000b3cc88, 0x1, {{0xc8}, {0x200007c0}, {0x52}, {0x0}, {0x0}, {0x0}}) pkg/sentry/kernel/task_syscall.go:283 +0x7d fp=0xc000d09d50 sp=0xc000d09d00 pc=0xb1e63d gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc000628fd0?) pkg/sentry/kernel/task_syscall.go:258 +0x349 fp=0xc000d09e28 sp=0xc000d09d50 pc=0xb1e329 gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0xc000b905a0?, 0xc000b3cc88) pkg/sentry/kernel/task_run.go:269 +0x1325 fp=0xc000d09f38 sp=0xc000d09e28 pc=0xb11b85 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc000b3cc88, 0x1d) pkg/sentry/kernel/task_run.go:97 +0x27d fp=0xc000d09fc0 sp=0xc000d09f38 pc=0xb1019d gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start.gowrap1() pkg/sentry/kernel/task_start.go:400 +0x25 fp=0xc000d09fe0 sp=0xc000d09fc0 pc=0xb1ba65 runtime.goexit({}) src/runtime/asm_amd64.s:1700 +0x1 fp=0xc000d09fe8 sp=0xc000d09fe0 pc=0x47d0c1 created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start in goroutine 527 pkg/sentry/kernel/task_start.go:400 +0xd9