panic: runtime error: slice bounds out of range [:4] with capacity 0 goroutine 258 [running]: panic(0x121f700, 0xc0005f8030) GOROOT/src/runtime/panic.go:1065 +0x565 fp=0xc0009052a8 sp=0xc0009051e0 pc=0x437c65 runtime.goPanicSliceAcap(0x4, 0x0) GOROOT/src/runtime/panic.go:106 +0xa5 fp=0xc0009052f0 sp=0xc0009052a8 pc=0x4352c5 gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*fuseInitRes).UnmarshalBytes(0xc000370500, 0xc0005f8028, 0x8, 0x8, 0x861c4701, 0x101000000000038, 0x7fc4eefc7558) pkg/sentry/fsimpl/fuse/request_response.go:54 +0x2b2 fp=0xc000905310 sp=0xc0009052f0 pc=0xf2ffb2 gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*fuseInitRes).UnmarshalUnsafe(0xc000370500, 0xc0005f8028, 0x8, 0x8, 0xc000357c00, 0x0, 0xc0009053b8) bazel-out/k8-fastbuild-ST-3ea255117c10/bin/pkg/sentry/fsimpl/fuse/fuse_abi_autogen_unsafe.go:30 +0x49 fp=0xc000905358 sp=0xc000905310 pc=0xf34b49 gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*Response).UnmarshalPayload(0xc000905480, 0x14b4690, 0xc000370500, 0x1262801, 0x130a360) pkg/sentry/fsimpl/fuse/request_response.go:228 +0xb7 fp=0xc0009053c8 sp=0xc000905358 pc=0xf30577 gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*connection).InitRecv(0xc000600240, 0xc000905480, 0x135d701, 0x130a360, 0xc0001a8000) pkg/sentry/fsimpl/fuse/connection_control.go:102 +0x9a fp=0xc000905408 sp=0xc0009053c8 pc=0xf238ba gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*DeviceFD).asyncCallBack(0xc000376100, 0x14b7478, 0xc0008ba000, 0xc000905480, 0x0, 0x1) pkg/sentry/fsimpl/fuse/dev.go:453 +0x106 fp=0xc000905448 sp=0xc000905408 pc=0xf25da6 gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*DeviceFD).sendResponse(0xc000376100, 0x14b7478, 0xc0008ba000, 0xc0005cc000, 0x0, 0x0) pkg/sentry/fsimpl/fuse/dev.go:416 +0x11e fp=0xc0009054d0 sp=0xc000905448 pc=0xf25abe gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*DeviceFD).writeLocked(0xc000376100, 0x14b7478, 0xc0008ba000, 0x14b18c0, 0xc000885000, 0x0, 0x0, 0x0, 0x0, 0x100, ...) pkg/sentry/fsimpl/fuse/dev.go:341 +0x40a fp=0xc000905718 sp=0xc0009054d0 pc=0xf2510a gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*DeviceFD).Write(0xc000376100, 0x14b7478, 0xc0008ba000, 0x14b18c0, 0xc000885000, 0x0, 0x1, 0x20000080, 0x18, 0x100, ...) pkg/sentry/fsimpl/fuse/dev.go:247 +0x105 fp=0xc0009057b8 sp=0xc000905718 pc=0xf24c85 gvisor.dev/gvisor/pkg/sentry/vfs.(*FileDescription).Write(0xc000376100, 0x14b7478, 0xc0008ba000, 0x14b18c0, 0xc000885000, 0x0, 0x1, 0x20000080, 0x18, 0x100, ...) pkg/sentry/vfs/file_description.go:657 +0xb4 fp=0xc000905850 sp=0xc0009057b8 pc=0x756cf4 gvisor.dev/gvisor/pkg/sentry/syscalls/linux/vfs2.write(0xc0008ba000, 0xc000376100, 0x14b18c0, 0xc000885000, 0x0, 0x1, 0x20000080, 0x18, 0x100, 0x0, ...) pkg/sentry/syscalls/linux/vfs2/read_write.go:348 +0x9b fp=0xc0009059e0 sp=0xc000905850 pc=0xe6997b gvisor.dev/gvisor/pkg/sentry/syscalls/linux/vfs2.Write(0xc0008ba000, 0x3, 0x20000080, 0x18, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, ...) pkg/sentry/syscalls/linux/vfs2/read_write.go:317 +0x245 fp=0xc000905b10 sp=0xc0009059e0 pc=0xe69265 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc0008ba000, 0x1, 0x3, 0x20000080, 0x18, 0x0, 0x0, 0x0, 0x0, 0x130f8a0, ...) pkg/sentry/kernel/task_syscall.go:103 +0x13c fp=0xc000905c70 sp=0xc000905b10 pc=0x9f1a1c gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc0008ba000, 0x1, 0x3, 0x20000080, 0x18, 0x0, 0x0, 0x0, 0x0, 0x0) pkg/sentry/kernel/task_syscall.go:238 +0x66 fp=0xc000905cf8 sp=0xc000905c70 pc=0x9f2bc6 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc0008ba000, 0x1, 0x3, 0x20000080, 0x18, 0x0, 0x0, 0x0, 0x14c8688, 0xc0005ae5a0) pkg/sentry/kernel/task_syscall.go:198 +0x98 fp=0xc000905d58 sp=0xc000905cf8 pc=0x9f27b8 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc0008ba000, 0x2, 0xc0008ba000) pkg/sentry/kernel/task_syscall.go:173 +0x15c fp=0xc000905e28 sp=0xc000905d58 pc=0x9f215c gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0x0, 0xc0008ba000, 0x1489e40, 0x0) pkg/sentry/kernel/task_run.go:254 +0xc27 fp=0xc000905f68 sp=0xc000905e28 pc=0x9e6ee7 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc0008ba000, 0xf) pkg/sentry/kernel/task_run.go:95 +0x182 fp=0xc000905fd0 sp=0xc000905f68 pc=0x9e5e22 runtime.goexit() src/runtime/asm_amd64.s:1371 +0x1 fp=0xc000905fd8 sp=0xc000905fd0 pc=0x472861 created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start pkg/sentry/kernel/task_start.go:342 +0xfe