panic: runtime error: slice bounds out of range [4:0] goroutine 293 gp=0xc000924fc0 m=17 mp=0xc000a00e08 [running]: panic({0x1da8080?, 0xc0006ce108?}) bazel-out/k8-fastbuild/bin/external/io_bazel_rules_go/stdlib_/src/runtime/panic.go:804 +0x168 fp=0xc000667260 sp=0xc0006671b0 pc=0x478708 runtime.goPanicSliceB(0x4, 0x0) bazel-out/k8-fastbuild/bin/external/io_bazel_rules_go/stdlib_/src/runtime/panic.go:155 +0x74 fp=0xc0006672a0 sp=0xc000667260 pc=0x43abd4 gvisor.dev/gvisor/pkg/abi/linux.(*TpacketReq).UnmarshalBytes(0xc000667368, {0xc000db841c, 0x0, 0x90}) bazel-out/k8-fastbuild/bin/pkg/abi/linux/linux_abi_autogen_unsafe.go:19311 +0x56f fp=0xc000667308 sp=0xc0006672a0 pc=0x79402f gvisor.dev/gvisor/pkg/sentry/socket/netstack.setSockOptPacket(0xc000db7908, {0x7f1ccc0d95b0?, 0xc000667480?}, {0x7f1ccc0d95b0, 0xc0003ee400}, 0x5, {0xc000db841c, 0x0, 0x90}) pkg/sentry/socket/netstack/netstack.go:2724 +0x225 fp=0xc000667430 sp=0xc000667308 pc=0x120d985 gvisor.dev/gvisor/pkg/sentry/socket/netstack.SetSockOpt(0xc000db7908, {0x20d8038, 0xc00063c140}, {0x7f1ccc0d95b0, 0xc0003ee400}, 0x107, 0x5, {0xc000db841c, 0x0, 0x90}) pkg/sentry/socket/netstack/netstack.go:1873 +0x366 fp=0xc000667490 sp=0xc000667430 pc=0x1206b26 gvisor.dev/gvisor/pkg/sentry/socket/netstack.(*sock).SetSockOpt(0xc00063c140, 0xc000db7908, 0x107, 0x5, {0xc000db841c, 0x0, 0x90}) pkg/sentry/socket/netstack/netstack.go:634 +0x6aa fp=0xc0006675b0 sp=0xc000667490 pc=0x11fc08a gvisor.dev/gvisor/pkg/sentry/syscalls/linux.SetSockOpt(0xc000db7908, 0x484d89?, {{0x3}, {0x107}, {0x5}, {0x0}, {0x0}, {0x0}}) pkg/sentry/syscalls/linux/sys_socket.go:551 +0x46c fp=0xc0006676e8 sp=0xc0006675b0 pc=0x12cb74c gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc000db7908, 0x36, {{0x3}, {0x107}, {0x5}, {0x0}, {0x0}, {0x0}}) pkg/sentry/kernel/task_syscall.go:143 +0xb9f fp=0xc000667998 sp=0xc0006676e8 pc=0xff6c3f gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc000db7908, 0x36, {{0x3}, {0x107}, {0x5}, {0x0}, {0x0}, {0x0}}) pkg/sentry/kernel/task_syscall.go:323 +0x85 fp=0xc000667a40 sp=0xc000667998 pc=0xff8d65 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc000db7908, 0x36, {{0x3}, {0x107}, {0x5}, {0x0}, {0x0}, {0x0}}) pkg/sentry/kernel/task_syscall.go:283 +0xc7 fp=0xc000667ab0 sp=0xc000667a40 pc=0xff8687 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc000db7908) pkg/sentry/kernel/task_syscall.go:258 +0x54a fp=0xc000667bd0 sp=0xc000667ab0 pc=0xff81ea gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0xc000db7908?, 0xc000db7908) pkg/sentry/kernel/task_run.go:269 +0x2295 fp=0xc000667e78 sp=0xc000667bd0 pc=0xfe2a55 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc000db7908, 0xb) pkg/sentry/kernel/task_run.go:97 +0x41b fp=0xc000667fb0 sp=0xc000667e78 pc=0xfdfd7b gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start.gowrap1() pkg/sentry/kernel/task_start.go:412 +0x45 fp=0xc000667fe0 sp=0xc000667fb0 pc=0xff4545 runtime.goexit({}) src/runtime/asm_amd64.s:1700 +0x1 fp=0xc000667fe8 sp=0xc000667fe0 pc=0x481a81 created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start in goroutine 307 pkg/sentry/kernel/task_start.go:412 +0x185