panic: bytes only has space for 6 bytes but need space for 1438 bytes (length = 179) for extension header with id = 253 goroutine 19236 gp=0x400409ce00 m=79 mp=0x4002f58008 [running]: panic({0xd5d9e0?, 0x40019df320?}) bazel-out/aarch64-fastbuild/bin/external/io_bazel_rules_go/stdlib_/src/runtime/panic.go:804 +0x154 fp=0x4000806a80 sp=0x40008069d0 pc=0x84234 gvisor.dev/gvisor/pkg/tcpip/header.(*IPv6PayloadIterator).nextHeaderData(0x4001b644e0, 0x0, {0x4001e92440, 0x6, 0x6}) pkg/tcpip/header/ipv6_extension_headers.go:720 +0x6ac fp=0x4000806bc0 sp=0x4000806a80 pc=0x5f3b8c gvisor.dev/gvisor/pkg/tcpip/header.(*IPv6PayloadIterator).Next(0x4001b644e0) pkg/tcpip/header/ipv6_extension_headers.go:645 +0x31c fp=0x4000806c60 sp=0x4000806bc0 pc=0x5f333c gvisor.dev/gvisor/pkg/tcpip/header/parse.IPv6(0x4001508640) pkg/tcpip/header/parse/parse.go:97 +0x1c0 fp=0x4000806e10 sp=0x4000806c60 pc=0x749e20 gvisor.dev/gvisor/pkg/tcpip/network/ipv6.(*protocol).Parse(0x0?, 0x0?) pkg/tcpip/network/ipv6/ipv6.go:2661 +0x2c fp=0x4000806e30 sp=0x4000806e10 pc=0x7dc11c gvisor.dev/gvisor/pkg/tcpip/network/ipv6.(*protocol).parseAndValidate(0x4002890d80, 0x4001508640) pkg/tcpip/network/ipv6/ipv6.go:2623 +0x30 fp=0x4000806e90 sp=0x4000806e30 pc=0x7dbe60 gvisor.dev/gvisor/pkg/tcpip/network/ipv6.(*endpoint).HandlePacket(0x4002282a88, 0x4001508640) pkg/tcpip/network/ipv6/ipv6.go:1101 +0x1f4 fp=0x40008073f0 sp=0x4000806e90 pc=0x7d1164 gvisor.dev/gvisor/pkg/tcpip/stack.(*nic).DeliverNetworkPacket(0x400003bd48, 0x86dd, 0x4001508640) pkg/tcpip/stack/nic.go:774 +0x288 fp=0x4000807430 sp=0x40008073f0 pc=0x62d058 gvisor.dev/gvisor/pkg/tcpip/link/nested.(*Endpoint).DeliverNetworkPacket(0x40000f4dc0, 0x86dd, 0x4001508640) pkg/tcpip/link/nested/nested.go:61 +0xb4 fp=0x4000807470 sp=0x4000807430 pc=0x7f7844 gvisor.dev/gvisor/pkg/tcpip/link/packetsocket.(*endpoint).DeliverNetworkPacket(0x40000f4dc0, 0x86dd, 0x4001508640) pkg/tcpip/link/packetsocket/packetsocket.go:47 +0x48 fp=0x40008074a0 sp=0x4000807470 pc=0x7f9918 gvisor.dev/gvisor/pkg/tcpip/link/channel.(*Endpoint).InjectInbound(0x4003a0d4a0, 0x86dd, 0x4001508640) pkg/tcpip/link/channel/channel.go:207 +0x88 fp=0x40008074e0 sp=0x40008074a0 pc=0x7fd828 gvisor.dev/gvisor/pkg/tcpip/link/tun.(*Device).Write(0x40022862a8, 0x4000c024e0) pkg/tcpip/link/tun/device.go:250 +0x68c fp=0x4000807610 sp=0x40008074e0 pc=0x80076c gvisor.dev/gvisor/pkg/sentry/devices/tundev.(*tunFD).Write(0x40038ba6f8?, {0x11f1a30, 0x4001cdc588}, {{0x11e9618, 0x4000eed008}, {0x0, 0x1, 0x20000000, 0xd3}, {0x0, ...}}, ...) pkg/sentry/devices/tundev/tundev.go:163 +0x2c8 fp=0x40008076d0 sp=0x4000807610 pc=0xaf3a38 gvisor.dev/gvisor/pkg/sentry/vfs.(*FileDescription).Write(0x4002286240, {0x11f1a30, 0x4001cdc588}, {{0x11e9618, 0x4000eed008}, {0x0, 0x1, 0x20000000, 0xd3}, {0x0, ...}}, ...) pkg/sentry/vfs/file_description.go:682 +0x9c fp=0x4000807750 sp=0x40008076d0 pc=0x4041fc gvisor.dev/gvisor/pkg/sentry/syscalls/linux.write(0x4001cdc588, 0x4002286240, {{0x11e9618, 0x4000eed008}, {0x0, 0x1, 0x20000000, 0xd3}, {0x0, 0x1}}, ...) pkg/sentry/syscalls/linux/sys_read_write.go:347 +0x94 fp=0x40008078f0 sp=0x4000807750 pc=0x87f084 gvisor.dev/gvisor/pkg/sentry/syscalls/linux.Write(0x4001cdc588, 0x14e148?, {{0xc8}, {0x20000000}, {0xd3}, {0x0}, {0x0}, {0x0}}) pkg/sentry/syscalls/linux/sys_read_write.go:316 +0x178 fp=0x4000807a30 sp=0x40008078f0 pc=0x87e948 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0x4001cdc588, 0x40, {{0xc8}, {0x20000000}, {0xd3}, {0x0}, {0x0}, {0x0}}) pkg/sentry/kernel/task_syscall.go:143 +0x664 fp=0x4000807c60 sp=0x4000807a30 pc=0x6db204 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0x4001cdc588, 0x40, {{0xc8}, {0x20000000}, {0xd3}, {0x0}, {0x0}, {0x0}}) pkg/sentry/kernel/task_syscall.go:323 +0x48 fp=0x4000807cc0 sp=0x4000807c60 pc=0x6dc4c8 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0x4001cdc588, 0x40, {{0xc8}, {0x20000000}, {0xd3}, {0x0}, {0x0}, {0x0}}) pkg/sentry/kernel/task_syscall.go:283 +0x7c fp=0x4000807d10 sp=0x4000807cc0 pc=0x6dc08c gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0x40023ab2b0?) pkg/sentry/kernel/task_syscall.go:258 +0x2e8 fp=0x4000807df0 sp=0x4000807d10 pc=0x6dbdb8 gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0x40017e4510?, 0x4001cdc588) pkg/sentry/kernel/task_run.go:269 +0x10ac fp=0x4000807f10 sp=0x4000807df0 pc=0x6d012c gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0x4001cdc588, 0x1054) pkg/sentry/kernel/task_run.go:97 +0x250 fp=0x4000807fb0 sp=0x4000807f10 pc=0x6ce9d0 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start.gowrap1() pkg/sentry/kernel/task_start.go:411 +0x2c fp=0x4000807fd0 sp=0x4000807fb0 pc=0x6d99cc runtime.goexit({}) src/runtime/asm_arm64.s:1223 +0x4 fp=0x4000807fd0 sp=0x4000807fd0 pc=0x8d484 created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start in goroutine 19233 pkg/sentry/kernel/task_start.go:411 +0xd8