panic: runtime error: slice bounds out of range [:4] with capacity 0 goroutine 357 [running]: panic(0x121f700, 0xc000492090) GOROOT/src/runtime/panic.go:1065 +0x565 fp=0xc0002472a8 sp=0xc0002471e0 pc=0x437c65 runtime.goPanicSliceAcap(0x4, 0x0) GOROOT/src/runtime/panic.go:106 +0xa5 fp=0xc0002472f0 sp=0xc0002472a8 pc=0x4352c5 gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*fuseInitRes).UnmarshalBytes(0xc0004fc1e0, 0xc000492088, 0x8, 0x8, 0x861c4763, 0x100000000000038, 0x7ff35183efc8) pkg/sentry/fsimpl/fuse/request_response.go:54 +0x2b2 fp=0xc000247310 sp=0xc0002472f0 pc=0xf2ffb2 gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*fuseInitRes).UnmarshalUnsafe(0xc0004fc1e0, 0xc000492088, 0x8, 0x8, 0xc0005c6800, 0x0, 0xc0002473b8) bazel-out/k8-fastbuild-ST-3ea255117c10/bin/pkg/sentry/fsimpl/fuse/fuse_abi_autogen_unsafe.go:30 +0x49 fp=0xc000247358 sp=0xc000247310 pc=0xf34b49 gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*Response).UnmarshalPayload(0xc000247480, 0x14b4690, 0xc0004fc1e0, 0x1262801, 0x130a360) pkg/sentry/fsimpl/fuse/request_response.go:228 +0xb7 fp=0xc0002473c8 sp=0xc000247358 pc=0xf30577 gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*connection).InitRecv(0xc00060ca20, 0xc000247480, 0x135d701, 0x130a360, 0xc000174000) pkg/sentry/fsimpl/fuse/connection_control.go:102 +0x9a fp=0xc000247408 sp=0xc0002473c8 pc=0xf238ba gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*DeviceFD).asyncCallBack(0xc000314400, 0x14b7478, 0xc0005e3500, 0xc000247480, 0x0, 0x1) pkg/sentry/fsimpl/fuse/dev.go:453 +0x106 fp=0xc000247448 sp=0xc000247408 pc=0xf25da6 gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*DeviceFD).sendResponse(0xc000314400, 0x14b7478, 0xc0005e3500, 0xc0003f3f00, 0x0, 0x0) pkg/sentry/fsimpl/fuse/dev.go:416 +0x11e fp=0xc0002474d0 sp=0xc000247448 pc=0xf25abe gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*DeviceFD).writeLocked(0xc000314400, 0x14b7478, 0xc0005e3500, 0x14b18c0, 0xc000a94000, 0x0, 0x0, 0x0, 0x0, 0x100, ...) pkg/sentry/fsimpl/fuse/dev.go:341 +0x40a fp=0xc000247718 sp=0xc0002474d0 pc=0xf2510a gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*DeviceFD).Write(0xc000314400, 0x14b7478, 0xc0005e3500, 0x14b18c0, 0xc000a94000, 0x0, 0x1, 0x20002280, 0x18, 0x100, ...) pkg/sentry/fsimpl/fuse/dev.go:247 +0x105 fp=0xc0002477b8 sp=0xc000247718 pc=0xf24c85 gvisor.dev/gvisor/pkg/sentry/vfs.(*FileDescription).Write(0xc000314400, 0x14b7478, 0xc0005e3500, 0x14b18c0, 0xc000a94000, 0x0, 0x1, 0x20002280, 0x18, 0x100, ...) pkg/sentry/vfs/file_description.go:657 +0xb4 fp=0xc000247850 sp=0xc0002477b8 pc=0x756cf4 gvisor.dev/gvisor/pkg/sentry/syscalls/linux/vfs2.write(0xc0005e3500, 0xc000314400, 0x14b18c0, 0xc000a94000, 0x0, 0x1, 0x20002280, 0x18, 0x100, 0x0, ...) pkg/sentry/syscalls/linux/vfs2/read_write.go:348 +0x9b fp=0xc0002479e0 sp=0xc000247850 pc=0xe6997b gvisor.dev/gvisor/pkg/sentry/syscalls/linux/vfs2.Write(0xc0005e3500, 0x3, 0x20002280, 0x18, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, ...) pkg/sentry/syscalls/linux/vfs2/read_write.go:317 +0x245 fp=0xc000247b10 sp=0xc0002479e0 pc=0xe69265 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc0005e3500, 0x1, 0x3, 0x20002280, 0x18, 0x0, 0x0, 0x0, 0x0, 0x130f8a0, ...) pkg/sentry/kernel/task_syscall.go:103 +0x13c fp=0xc000247c70 sp=0xc000247b10 pc=0x9f1a1c gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc0005e3500, 0x1, 0x3, 0x20002280, 0x18, 0x0, 0x0, 0x0, 0x0, 0x0) pkg/sentry/kernel/task_syscall.go:238 +0x66 fp=0xc000247cf8 sp=0xc000247c70 pc=0x9f2bc6 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc0005e3500, 0x1, 0x3, 0x20002280, 0x18, 0x0, 0x0, 0x0, 0x14c8688, 0xc0005e05a0) pkg/sentry/kernel/task_syscall.go:198 +0x98 fp=0xc000247d58 sp=0xc000247cf8 pc=0x9f27b8 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc0005e3500, 0x2, 0xc0005e3500) pkg/sentry/kernel/task_syscall.go:173 +0x15c fp=0xc000247e28 sp=0xc000247d58 pc=0x9f215c gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0x0, 0xc0005e3500, 0x1489e40, 0x0) pkg/sentry/kernel/task_run.go:254 +0xc27 fp=0xc000247f68 sp=0xc000247e28 pc=0x9e6ee7 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc0005e3500, 0x10) pkg/sentry/kernel/task_run.go:95 +0x182 fp=0xc000247fd0 sp=0xc000247f68 pc=0x9e5e22 runtime.goexit() src/runtime/asm_amd64.s:1371 +0x1 fp=0xc000247fd8 sp=0xc000247fd0 pc=0x472861 created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start pkg/sentry/kernel/task_start.go:342 +0xfe