panic: runtime error: index out of range [3] with length 0 goroutine 38611 gp=0xc0013056c0 m=23 mp=0xc000e00008 [running]: panic({0x18bfbe0?, 0xc002b34030?}) bazel-out/aarch64-fastbuild/bin/external/io_bazel_rules_go/stdlib_/src/runtime/panic.go:804 +0x154 fp=0xc00115f220 sp=0xc00115f170 pc=0x478024 runtime.goPanicIndex(0x3, 0x0) bazel-out/aarch64-fastbuild/bin/external/io_bazel_rules_go/stdlib_/src/runtime/panic.go:115 +0x74 fp=0xc00115f260 sp=0xc00115f220 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(0xc002856c88, {0x0?, 0xc00115f458?}, {0xfffdc0883f00, 0xc000fb2000}, 0xc, {0xc00285779c, 0x0, 0x90}) pkg/sentry/socket/netstack/netstack.go:2788 +0x728 fp=0xc00115f400 sp=0xc00115f260 pc=0xf0a4a8 gvisor.dev/gvisor/pkg/sentry/socket/netstack.SetSockOpt(0xc002856c88, {0x1c0ee78, 0xc00103e000}, {0xfffdc0883f00, 0xc000fb2000}, 0x107, 0xc, {0xc00285779c, 0x0, 0x90}) pkg/sentry/socket/netstack/netstack.go:1896 +0x21c fp=0xc00115f460 sp=0xc00115f400 pc=0xf040fc gvisor.dev/gvisor/pkg/sentry/socket/netstack.(*sock).SetSockOpt(0xc00103e000, 0xc002856c88, 0x107, 0xc, {0xc00285779c, 0x0, 0x90}) pkg/sentry/socket/netstack/netstack.go:634 +0x448 fp=0xc00115f580 sp=0xc00115f460 pc=0xefc9b8 gvisor.dev/gvisor/pkg/sentry/syscalls/linux.SetSockOpt(0xc002856c88, 0x0?, {{0x3}, {0x107}, {0xc}, {0x0}, {0x0}, {0x0}}) pkg/sentry/syscalls/linux/sys_socket.go:551 +0x280 fp=0xc00115f6a0 sp=0xc00115f580 pc=0xfa73c0 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc002856c88, 0xd0, {{0x3}, {0x107}, {0xc}, {0x0}, {0x0}, {0x0}}) pkg/sentry/kernel/task_syscall.go:143 +0x694 fp=0xc00115f950 sp=0xc00115f6a0 pc=0xd693c4 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc002856c88, 0xd0, {{0x3}, {0x107}, {0xc}, {0x0}, {0x0}, {0x0}}) pkg/sentry/kernel/task_syscall.go:323 +0x50 fp=0xc00115fa00 sp=0xc00115f950 pc=0xd6aad0 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc002856c88, 0xd0, {{0x3}, {0x107}, {0xc}, {0x0}, {0x0}, {0x0}}) pkg/sentry/kernel/task_syscall.go:283 +0x78 fp=0xc00115fa70 sp=0xc00115fa00 pc=0xd6a5f8 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc002856c88) pkg/sentry/kernel/task_syscall.go:258 +0x3c0 fp=0xc00115fba0 sp=0xc00115fa70 pc=0xd6a290 gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0xc002856c88?, 0xc002856c88) pkg/sentry/kernel/task_run.go:269 +0x15d4 fp=0xc00115fe50 sp=0xc00115fba0 pc=0xd5a9a4 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc002856c88, 0x2c38) pkg/sentry/kernel/task_run.go:97 +0x398 fp=0xc00115ffa0 sp=0xc00115fe50 pc=0xd58b78 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start.gowrap1() pkg/sentry/kernel/task_start.go:412 +0x44 fp=0xc00115ffd0 sp=0xc00115ffa0 pc=0xd67884 runtime.goexit({}) src/runtime/asm_arm64.s:1223 +0x4 fp=0xc00115ffd0 sp=0xc00115ffd0 pc=0x481484 created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start in goroutine 37914 pkg/sentry/kernel/task_start.go:412 +0x13c