panic: runtime error: index out of range [3] with length 0 goroutine 307 gp=0xc000885180 m=9 mp=0xc000600008 [running]: panic({0x18bec00?, 0xc00054a000?}) bazel-out/aarch64-fastbuild/bin/external/io_bazel_rules_go/stdlib_/src/runtime/panic.go:804 +0x154 fp=0xc000375240 sp=0xc000375190 pc=0x478024 runtime.goPanicIndex(0x3, 0x0) bazel-out/aarch64-fastbuild/bin/external/io_bazel_rules_go/stdlib_/src/runtime/panic.go:115 +0x74 fp=0xc000375280 sp=0xc000375240 pc=0x438ff4 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(0xc000fad908, {0xfffe8030a008?, 0xc000375458?}, {0xfffe8030a008, 0xc0001f0200}, 0xa, {0xc000fae41c, 0x0, 0x90}) pkg/sentry/socket/netstack/netstack.go:2754 +0x5c8 fp=0xc000375400 sp=0xc000375280 pc=0xf09248 gvisor.dev/gvisor/pkg/sentry/socket/netstack.SetSockOpt(0xc000fad908, {0x1c0db18, 0xc00109a140}, {0xfffe8030a008, 0xc0001f0200}, 0x107, 0xa, {0xc000fae41c, 0x0, 0x90}) pkg/sentry/socket/netstack/netstack.go:1873 +0x21c fp=0xc000375460 sp=0xc000375400 pc=0xf02ffc gvisor.dev/gvisor/pkg/sentry/socket/netstack.(*sock).SetSockOpt(0xc00109a140, 0xc000fad908, 0x107, 0xa, {0xc000fae41c, 0x0, 0x90}) pkg/sentry/socket/netstack/netstack.go:634 +0x448 fp=0xc000375580 sp=0xc000375460 pc=0xefbc38 gvisor.dev/gvisor/pkg/sentry/syscalls/linux.SetSockOpt(0xc000fad908, 0x43a4e0?, {{0x3}, {0x107}, {0xa}, {0x0}, {0x0}, {0x7f7f7f7f7f7f7f7f}}) pkg/sentry/syscalls/linux/sys_socket.go:551 +0x280 fp=0xc0003756a0 sp=0xc000375580 pc=0xfa5d70 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc000fad908, 0xd0, {{0x3}, {0x107}, {0xa}, {0x0}, {0x0}, {0x7f7f7f7f7f7f7f7f}}) pkg/sentry/kernel/task_syscall.go:143 +0x694 fp=0xc000375950 sp=0xc0003756a0 pc=0xd692f4 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc000fad908, 0xd0, {{0x3}, {0x107}, {0xa}, {0x0}, {0x0}, {0x7f7f7f7f7f7f7f7f}}) pkg/sentry/kernel/task_syscall.go:323 +0x50 fp=0xc000375a00 sp=0xc000375950 pc=0xd6aa00 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc000fad908, 0xd0, {{0x3}, {0x107}, {0xa}, {0x0}, {0x0}, {0x7f7f7f7f7f7f7f7f}}) pkg/sentry/kernel/task_syscall.go:283 +0x78 fp=0xc000375a70 sp=0xc000375a00 pc=0xd6a528 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc000fad908) pkg/sentry/kernel/task_syscall.go:258 +0x3c0 fp=0xc000375ba0 sp=0xc000375a70 pc=0xd6a1c0 gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0xc000fad908?, 0xc000fad908) pkg/sentry/kernel/task_run.go:269 +0x15d4 fp=0xc000375e50 sp=0xc000375ba0 pc=0xd5a8d4 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc000fad908, 0x8) pkg/sentry/kernel/task_run.go:97 +0x398 fp=0xc000375fa0 sp=0xc000375e50 pc=0xd58aa8 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start.gowrap1() pkg/sentry/kernel/task_start.go:412 +0x44 fp=0xc000375fd0 sp=0xc000375fa0 pc=0xd677b4 runtime.goexit({}) src/runtime/asm_arm64.s:1223 +0x4 fp=0xc000375fd0 sp=0xc000375fd0 pc=0x481484 created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start in goroutine 132 pkg/sentry/kernel/task_start.go:412 +0x13c