panic: runtime error: index out of range [3] with length 0 goroutine 292 gp=0xc0008268c0 m=7 mp=0xc000221c08 [running]: panic({0x13dc560?, 0xc0006deae0?}) bazel-out/k8-fastbuild/bin/external/io_bazel_rules_go/stdlib_/src/runtime/panic.go:804 +0x168 fp=0xc000987770 sp=0xc0009876c0 pc=0x4740c8 runtime.goPanicIndex(0x3, 0x0) bazel-out/k8-fastbuild/bin/external/io_bazel_rules_go/stdlib_/src/runtime/panic.go:115 +0x74 fp=0xc0009877b0 sp=0xc000987770 pc=0x438b74 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(0x7f6754daa280?, {0xc0009878d8?, 0x40e7ff?}, {0x7f6754daa280?, 0xc000334400?}, 0x1?, {0xc00087a41c?, 0xc000b16140?, 0xc0002d17a0?}) pkg/sentry/socket/netstack/netstack.go:2754 +0x245 fp=0xc000987890 sp=0xc0009877b0 pc=0xc759a5 gvisor.dev/gvisor/pkg/sentry/socket/netstack.SetSockOpt(0x1000300000090?, {0x172f538?, 0xc000b16140?}, {0x7f6754daa280?, 0xc000334400?}, 0xc000694df8?, 0xc000a33390?, {0xc00087a41c, 0x0, 0x90}) pkg/sentry/socket/netstack/netstack.go:1873 +0x1b1 fp=0xc0009878e8 sp=0xc000987890 pc=0xc71a91 gvisor.dev/gvisor/pkg/sentry/socket/netstack.(*sock).SetSockOpt(0xc000b16140, 0xc000879908?, 0x107?, 0xa?, {0xc00087a41c, 0x0?, 0x90?}) pkg/sentry/socket/netstack/netstack.go:634 +0x265 fp=0xc000987998 sp=0xc0009878e8 pc=0xc6aa85 gvisor.dev/gvisor/pkg/sentry/syscalls/linux.SetSockOpt(0xc000879908, 0xc0008268c0?, {{0x3}, {0x107}, {0xa}, {0x0}, {0x0}, {0x7edc233e2e58}}) pkg/sentry/syscalls/linux/sys_socket.go:551 +0x2f5 fp=0xc000987a78 sp=0xc000987998 pc=0xcfe495 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc000879908, 0x36, {{0x3}, {0x107}, {0xa}, {0x0}, {0x0}, {0x7edc233e2e58}}) pkg/sentry/kernel/task_syscall.go:143 +0x80b fp=0xc000987ca8 sp=0xc000987a78 pc=0xb1ebcb gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc000879908, 0x36, {{0x3}, {0x107}, {0xa}, {0x0}, {0x0}, {0x7edc233e2e58}}) pkg/sentry/kernel/task_syscall.go:323 +0x4e fp=0xc000987d00 sp=0xc000987ca8 pc=0xb2016e gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc000879908, 0x36, {{0x3}, {0x107}, {0xa}, {0x0}, {0x0}, {0x7edc233e2e58}}) pkg/sentry/kernel/task_syscall.go:283 +0x7d fp=0xc000987d50 sp=0xc000987d00 pc=0xb1fd1d gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc000b9a160?) pkg/sentry/kernel/task_syscall.go:258 +0x349 fp=0xc000987e28 sp=0xc000987d50 pc=0xb1fa09 gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0xc0008e0090?, 0xc000879908) pkg/sentry/kernel/task_run.go:269 +0x1325 fp=0xc000987f38 sp=0xc000987e28 pc=0xb13105 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc000879908, 0xe) pkg/sentry/kernel/task_run.go:97 +0x27d fp=0xc000987fc0 sp=0xc000987f38 pc=0xb1171d gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start.gowrap1() pkg/sentry/kernel/task_start.go:412 +0x25 fp=0xc000987fe0 sp=0xc000987fc0 pc=0xb1d145 runtime.goexit({}) src/runtime/asm_amd64.s:1700 +0x1 fp=0xc000987fe8 sp=0xc000987fe0 pc=0x47d1a1 created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start in goroutine 306 pkg/sentry/kernel/task_start.go:412 +0xd9