panic: runtime error: index out of range [3] with length 0 goroutine 331920 gp=0x4001062540 m=164 mp=0x4000309808 [running]: panic({0xdface0?, 0x4003b3e5a0?}) bazel-out/aarch64-fastbuild/bin/external/io_bazel_rules_go/stdlib_/src/runtime/panic.go:804 +0x154 fp=0x4000bb96c0 sp=0x4000bb9610 pc=0x84314 runtime.goPanicIndex(0x3, 0x0) bazel-out/aarch64-fastbuild/bin/external/io_bazel_rules_go/stdlib_/src/runtime/panic.go:115 +0x74 fp=0x4000bb9700 sp=0x4000bb96c0 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(0x0?, {0x0?, 0x4002785898?}, {0xffff1d83e8d0?, 0x40000301e0?}, 0xeb4140?, {0x400087509c?, 0x649e4c?, 0x0?}) pkg/sentry/socket/netstack/netstack.go:2788 +0x23c fp=0x4000bb9840 sp=0x4000bb9700 pc=0x765edc gvisor.dev/gvisor/pkg/sentry/socket/netstack.SetSockOpt(0x1bf48b0?, {0x111f2d8?, 0x4001466a00?}, {0xffff1d83e8d0?, 0x40000301e0?}, 0x0?, 0x0?, {0x400087509c?, 0x4002785928?, 0x56bd0?}) pkg/sentry/socket/netstack/netstack.go:1896 +0x144 fp=0x4000bb98a0 sp=0x4000bb9840 pc=0x763054 gvisor.dev/gvisor/pkg/sentry/socket/netstack.(*sock).SetSockOpt(0x4001466a00, 0x4000874588?, 0x107?, 0xc?, {0x400087509c, 0x0?, 0x90?}) pkg/sentry/socket/netstack/netstack.go:634 +0x274 fp=0x4000bb9950 sp=0x4000bb98a0 pc=0x75d7c4 gvisor.dev/gvisor/pkg/sentry/syscalls/linux.SetSockOpt(0x4000874588, 0x40000002?, {{0x3}, {0x107}, {0xc}, {0x0}, {0x0}, {0x0}}) pkg/sentry/syscalls/linux/sys_socket.go:551 +0x1b0 fp=0x4000bb9a30 sp=0x4000bb9950 pc=0x7da8a0 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0x4000874588, 0xd0, {{0x3}, {0x107}, {0xc}, {0x0}, {0x0}, {0x0}}) pkg/sentry/kernel/task_syscall.go:143 +0x4e8 fp=0x4000bb9c60 sp=0x4000bb9a30 pc=0x647da8 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0x4000874588, 0xd0, {{0x3}, {0x107}, {0xc}, {0x0}, {0x0}, {0x0}}) pkg/sentry/kernel/task_syscall.go:323 +0x3c fp=0x4000bb9cc0 sp=0x4000bb9c60 pc=0x648cdc gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0x4000874588, 0xd0, {{0x3}, {0x107}, {0xc}, {0x0}, {0x0}, {0x0}}) pkg/sentry/kernel/task_syscall.go:283 +0x58 fp=0x4000bb9d10 sp=0x4000bb9cc0 pc=0x648958 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0x40049c89c0?) pkg/sentry/kernel/task_syscall.go:258 +0x23c fp=0x4000bb9df0 sp=0x4000bb9d10 pc=0x64870c gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0x400034af30?, 0x4000874588) pkg/sentry/kernel/task_run.go:269 +0xce4 fp=0x4000bb9f10 sp=0x4000bb9df0 pc=0x63e5c4 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0x4000874588, 0x679c) pkg/sentry/kernel/task_run.go:97 +0x1d4 fp=0x4000bb9fb0 sp=0x4000bb9f10 pc=0x63d254 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start.gowrap1() pkg/sentry/kernel/task_start.go:412 +0x2c fp=0x4000bb9fd0 sp=0x4000bb9fb0 pc=0x64693c runtime.goexit({}) src/runtime/asm_arm64.s:1223 +0x4 fp=0x4000bb9fd0 sp=0x4000bb9fd0 pc=0x8d564 created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start in goroutine 331918 pkg/sentry/kernel/task_start.go:412 +0xc4