panic: runtime error: index out of range [3] with length 0 goroutine 194 gp=0x4000782700 m=10 mp=0x400078e008 [running]: panic({0xf0b420?, 0x400058c078?}) bazel-out/aarch64-fastbuild/bin/external/io_bazel_rules_go/stdlib_/src/runtime/panic.go:804 +0x154 fp=0x400076d6d0 sp=0x400076d620 pc=0x84314 runtime.goPanicIndex(0x3, 0x0) bazel-out/aarch64-fastbuild/bin/external/io_bazel_rules_go/stdlib_/src/runtime/panic.go:115 +0x74 fp=0x400076d710 sp=0x400076d6d0 pc=0x47664 encoding/binary.littleEndian.Uint32(...) bazel-out/aarch64-fastbuild/bin/external/io_bazel_rules_go/stdlib_/src/encoding/binary/binary.go:87 gvisor.dev/gvisor/pkg/sentry/socket/netstack.setSockOptPacket(0x400076d8e8?, {0xffff58934400?, 0x400076d898?}, {0xffff58934400?, 0x40002b4200?}, 0xfc5480?, {0x4000c60b1c?, 0x6e1fd0?, 0x0?}) pkg/sentry/socket/netstack/netstack.go:2754 +0x208 fp=0x400076d840 sp=0x400076d710 pc=0x820228 gvisor.dev/gvisor/pkg/sentry/socket/netstack.SetSockOpt(0x1f376c0?, {0x125a038?, 0x4000a08a00?}, {0xffff58934400?, 0x40002b4200?}, 0x40007c2c98?, 0x40007f2080?, {0x4000c60b1c?, 0x400076d948?, 0x6b8978?}) pkg/sentry/socket/netstack/netstack.go:1873 +0x194 fp=0x400076d8a0 sp=0x400076d840 pc=0x81c5d4 gvisor.dev/gvisor/pkg/sentry/socket/netstack.(*sock).SetSockOpt(0x4000a08a00, 0x4000c60008?, 0x107?, 0xa?, {0x4000c60b1c, 0x0?, 0x90?}) pkg/sentry/socket/netstack/netstack.go:634 +0x220 fp=0x400076d950 sp=0x400076d8a0 pc=0x815ef0 gvisor.dev/gvisor/pkg/sentry/syscalls/linux.SetSockOpt(0x4000c60008, 0xe?, {{0x3}, {0x107}, {0xa}, {0x0}, {0x0}, {0x2}}) pkg/sentry/syscalls/linux/sys_socket.go:551 +0x248 fp=0x400076da30 sp=0x400076d950 pc=0x898b18 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0x4000c60008, 0xd0, {{0x3}, {0x107}, {0xa}, {0x0}, {0x0}, {0x2}}) pkg/sentry/kernel/task_syscall.go:143 +0x664 fp=0x400076dc60 sp=0x400076da30 pc=0x6df6c4 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0x4000c60008, 0xd0, {{0x3}, {0x107}, {0xa}, {0x0}, {0x0}, {0x2}}) pkg/sentry/kernel/task_syscall.go:323 +0x48 fp=0x400076dcc0 sp=0x400076dc60 pc=0x6e0988 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0x4000c60008, 0xd0, {{0x3}, {0x107}, {0xa}, {0x0}, {0x0}, {0x2}}) pkg/sentry/kernel/task_syscall.go:283 +0x7c fp=0x400076dd10 sp=0x400076dcc0 pc=0x6e054c gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0x4000c64000?) pkg/sentry/kernel/task_syscall.go:258 +0x2e8 fp=0x400076ddf0 sp=0x400076dd10 pc=0x6e0278 gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0x4000c10870?, 0x4000c60008) pkg/sentry/kernel/task_run.go:269 +0x10ac fp=0x400076df10 sp=0x400076ddf0 pc=0x6d45bc gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0x4000c60008, 0xa) pkg/sentry/kernel/task_run.go:97 +0x250 fp=0x400076dfb0 sp=0x400076df10 pc=0x6d2e60 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start.gowrap1() pkg/sentry/kernel/task_start.go:412 +0x2c fp=0x400076dfd0 sp=0x400076dfb0 pc=0x6dde8c runtime.goexit({}) src/runtime/asm_arm64.s:1223 +0x4 fp=0x400076dfd0 sp=0x400076dfd0 pc=0x8d564 created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start in goroutine 177 pkg/sentry/kernel/task_start.go:412 +0xd8