panic: runtime error: index out of range [3] with length 0 goroutine 162023 gp=0xc007af2a80 m=63 mp=0xc0034eee08 [running]: panic({0x1cc8140?, 0xc002724648?}) bazel-out/k8-fastbuild/bin/external/io_bazel_rules_go/stdlib_/src/runtime/panic.go:804 +0x168 fp=0xc002c7b250 sp=0xc002c7b1a0 pc=0x478708 runtime.goPanicIndex(0x3, 0x0) bazel-out/k8-fastbuild/bin/external/io_bazel_rules_go/stdlib_/src/runtime/panic.go:115 +0x74 fp=0xc002c7b290 sp=0xc002c7b250 pc=0x43a814 encoding/binary.littleEndian.Uint32(...) bazel-out/k8-fastbuild/bin/external/io_bazel_rules_go/stdlib_/src/encoding/binary/binary.go:87 gvisor.dev/gvisor/pkg/sentry/socket/netstack.setSockOptPacket(0xc00592a588, {0xc002c7b458?, 0xc6f64f?}, {0x7f24bc6ea6d8, 0xc0063b8388}, 0xc, {0xc00592b09c, 0x0, 0x90}) pkg/sentry/socket/netstack/netstack.go:2788 +0x985 fp=0xc002c7b430 sp=0xc002c7b290 pc=0x114de65 gvisor.dev/gvisor/pkg/sentry/socket/netstack.SetSockOpt(0xc00592a588, {0x201dff8, 0xc0046d0dc0}, {0x7f24bc6ea6d8, 0xc0063b8388}, 0x107, 0xc, {0xc00592b09c, 0x0, 0x90}) pkg/sentry/socket/netstack/netstack.go:1896 +0x2e5 fp=0xc002c7b490 sp=0xc002c7b430 pc=0x1146125 gvisor.dev/gvisor/pkg/sentry/socket/netstack.(*sock).SetSockOpt(0xc0046d0dc0, 0xc00592a588, 0x107, 0xc, {0xc00592b09c, 0x0, 0x90}) pkg/sentry/socket/netstack/netstack.go:634 +0x608 fp=0xc002c7b5b0 sp=0xc002c7b490 pc=0x113cfe8 gvisor.dev/gvisor/pkg/sentry/syscalls/linux.SetSockOpt(0xc00592a588, 0x0?, {{0x7}, {0x107}, {0xc}, {0x0}, {0x0}, {0x0}}) pkg/sentry/syscalls/linux/sys_socket.go:551 +0x3b5 fp=0xc002c7b6c8 sp=0xc002c7b5b0 pc=0x1214295 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc00592a588, 0x36, {{0x7}, {0x107}, {0xc}, {0x0}, {0x0}, {0x0}}) pkg/sentry/kernel/task_syscall.go:143 +0x995 fp=0xc002c7b960 sp=0xc002c7b6c8 pc=0xf52cb5 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc00592a588, 0x36, {{0x7}, {0x107}, {0xc}, {0x0}, {0x0}, {0x0}}) pkg/sentry/kernel/task_syscall.go:323 +0x72 fp=0xc002c7ba08 sp=0xc002c7b960 pc=0xf54b12 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc00592a588, 0x36, {{0x7}, {0x107}, {0xc}, {0x0}, {0x0}, {0x0}}) pkg/sentry/kernel/task_syscall.go:283 +0x94 fp=0xc002c7ba78 sp=0xc002c7ba08 pc=0xf54514 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc00592a588) pkg/sentry/kernel/task_syscall.go:258 +0x4b0 fp=0xc002c7bb98 sp=0xc002c7ba78 pc=0xf540b0 gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0xc00592a588?, 0xc00592a588) pkg/sentry/kernel/task_run.go:269 +0x1fae fp=0xc002c7be70 sp=0xc002c7bb98 pc=0xf3ffee gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc00592a588, 0x99e8) pkg/sentry/kernel/task_run.go:97 +0x4fb fp=0xc002c7bfb0 sp=0xc002c7be70 pc=0xf3d65b gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start.gowrap1() pkg/sentry/kernel/task_start.go:412 +0x45 fp=0xc002c7bfe0 sp=0xc002c7bfb0 pc=0xf50a85 runtime.goexit({}) src/runtime/asm_amd64.s:1700 +0x1 fp=0xc002c7bfe8 sp=0xc002c7bfe0 pc=0x481a81 created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start in goroutine 162056 pkg/sentry/kernel/task_start.go:412 +0x165