panic: runtime error: makeslice: len out of range goroutine 264443 [running]: panic(0x1237d00, 0x1574cb0) GOROOT/src/runtime/panic.go:1065 +0x565 fp=0xc0052355b8 sp=0xc0052354f0 pc=0x437c65 runtime.panicmakeslicelen(...) GOROOT/src/runtime/slice.go:27 runtime.makeslice(0x11dd020, 0xf904000000000000, 0xf904000000000000, 0x10) GOROOT/src/runtime/slice.go:93 +0xc5 fp=0xc0052355e8 sp=0xc0052355b8 pc=0x450dc5 gvisor.dev/gvisor/pkg/sentry/socket/control.Parse(0xc00e9b2000, 0x13e40e0, 0xc0872121c0, 0xc0a41983e0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, ...) pkg/sentry/socket/control/control.go:642 +0x7c5 fp=0xc005235778 sp=0xc0052355e8 pc=0xad1385 gvisor.dev/gvisor/pkg/sentry/syscalls/linux/vfs2.sendSingleMsg(0xc00e9b2000, 0x7feaf20b5c78, 0xc0872121c0, 0xc0872121c0, 0x20003000, 0x0, 0xc015753500, 0x200000003, 0xc015753500) pkg/sentry/syscalls/linux/vfs2/socket.go:1353 +0x393 fp=0xc005235ad8 sp=0xc005235778 pc=0xf4f3d3 gvisor.dev/gvisor/pkg/sentry/syscalls/linux/vfs2.SendMMsg(0xc00e9b2000, 0x3, 0x20003000, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, ...) pkg/sentry/syscalls/linux/vfs2/socket.go:1268 +0x37f fp=0xc005235ba8 sp=0xc005235ad8 pc=0xf4ebbf gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc00e9b2000, 0x133, 0x3, 0x20003000, 0x1, 0x0, 0x0, 0x0, 0x1, 0x13ed260, ...) pkg/sentry/kernel/task_syscall.go:115 +0x1b9 fp=0xc005235c68 sp=0xc005235ba8 pc=0xa6eef9 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc00e9b2000, 0x133, 0x3, 0x20003000, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0) pkg/sentry/kernel/task_syscall.go:290 +0x70 fp=0xc005235cf0 sp=0xc005235c68 pc=0xa701d0 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc00e9b2000, 0x133, 0x3, 0x20003000, 0x1, 0x0, 0x0, 0x0, 0xf9f530, 0xc00bb75960) pkg/sentry/kernel/task_syscall.go:237 +0xb4 fp=0xc005235d50 sp=0xc005235cf0 pc=0xa6fcb4 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc00e9b2000, 0x2, 0xc00e9b2000) pkg/sentry/kernel/task_syscall.go:204 +0x198 fp=0xc005235e20 sp=0xc005235d50 pc=0xa6f598 gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0x0, 0xc00e9b2000, 0x158cb20, 0x0) pkg/sentry/kernel/task_run.go:327 +0xe15 fp=0xc005235f60 sp=0xc005235e20 pc=0xa62455 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc00e9b2000, 0x2b58) pkg/sentry/kernel/task_run.go:100 +0x1e2 fp=0xc005235fd0 sp=0xc005235f60 pc=0xa60ee2 runtime.goexit() src/runtime/asm_amd64.s:1371 +0x1 fp=0xc005235fd8 sp=0xc005235fd0 pc=0x472861 created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start pkg/sentry/kernel/task_start.go:380 +0x116