panic: runtime error: slice bounds out of range [:4] with capacity 0 goroutine 1466120 [running]: panic(0x1a18420, 0xc018c682a0) GOROOT/src/runtime/panic.go:1065 +0x565 fp=0xc002776aa8 sp=0xc0027769e0 pc=0x43a6c5 runtime.goPanicSliceAcap(0x4, 0x0) GOROOT/src/runtime/panic.go:106 +0xa5 fp=0xc002776af0 sp=0xc002776aa8 pc=0x437d25 gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*fuseInitRes).UnmarshalBytes(0xc0052d4050, 0xc018c68070, 0x8, 0x8, 0x0, 0xc0052d4050, 0x478c42) pkg/sentry/fsimpl/fuse/request_response.go:54 +0xa53 fp=0xc002776b60 sp=0xc002776af0 pc=0x15a2053 gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*fuseInitRes).UnmarshalUnsafe(0xc0052d4050, 0xc018c68070, 0x8, 0x8, 0xc002406000, 0xc002776db0, 0x0) bazel-out/k8-fastbuild-ST-fa7f2b6368d1/bin/pkg/sentry/fsimpl/fuse/fuse_abi_autogen_unsafe.go:30 +0x5b fp=0xc002776bc0 sp=0xc002776b60 pc=0x15a82fb gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*Response).UnmarshalPayload(0xc002776e10, 0x1dd2d90, 0xc0052d4050, 0x165f08, 0xc001e67200) pkg/sentry/fsimpl/fuse/request_response.go:226 +0x2c3 fp=0xc002776c40 sp=0xc002776bc0 pc=0x15a2e03 gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*connection).InitRecv(0xc1d60873e0, 0xc002776e10, 0x1b5c801, 0x1b090a0, 0xc00036e780) pkg/sentry/fsimpl/fuse/connection_control.go:102 +0x16f fp=0xc002776cf8 sp=0xc002776c40 pc=0x158cc6f gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*DeviceFD).asyncCallBack(0xc01fa98100, 0x1dd5b38, 0xc020167500, 0xc002776e10, 0x8826e5, 0x0) pkg/sentry/fsimpl/fuse/dev.go:454 +0x217 fp=0xc002776d78 sp=0xc002776cf8 pc=0x15909f7 gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*DeviceFD).sendResponse(0xc01fa98100, 0x1dd5b38, 0xc020167500, 0xc0285a0180, 0x0, 0x0) pkg/sentry/fsimpl/fuse/dev.go:417 +0x27d fp=0xc002776e50 sp=0xc002776d78 pc=0x159043d gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*DeviceFD).writeLocked(0xc01fa98100, 0x1dd5b38, 0xc020167500, 0x1dcfb20, 0xc003f3e000, 0x0, 0x0, 0x0, 0x0, 0x100, ...) pkg/sentry/fsimpl/fuse/dev.go:341 +0x67c fp=0xc002777140 sp=0xc002776e50 pc=0x158f35c gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*DeviceFD).Write(0xc01fa98100, 0x1dd5b38, 0xc020167500, 0x1dcfb20, 0xc003f3e000, 0x0, 0x1, 0x200002c0, 0x18, 0x100, ...) pkg/sentry/fsimpl/fuse/dev.go:246 +0x165 fp=0xc002777248 sp=0xc002777140 pc=0x158ec65 gvisor.dev/gvisor/pkg/sentry/vfs.(*FileDescription).Write(0xc01fa98100, 0x1dd5b38, 0xc020167500, 0x1dcfb20, 0xc003f3e000, 0x0, 0x1, 0x200002c0, 0x18, 0x100, ...) pkg/sentry/vfs/file_description.go:657 +0x131 fp=0xc002777328 sp=0xc002777248 pc=0x967591 gvisor.dev/gvisor/pkg/sentry/syscalls/linux/vfs2.write(0xc020167500, 0xc01fa98100, 0x1dcfb20, 0xc003f3e000, 0x0, 0x1, 0x200002c0, 0x18, 0x100, 0x0, ...) pkg/sentry/syscalls/linux/vfs2/read_write.go:348 +0xee fp=0xc002777570 sp=0xc002777328 pc=0x14714ce gvisor.dev/gvisor/pkg/sentry/syscalls/linux/vfs2.Write(0xc020167500, 0x3, 0x200002c0, 0x18, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, ...) pkg/sentry/syscalls/linux/vfs2/read_write.go:317 +0x308 fp=0xc002777728 sp=0xc002777570 pc=0x1470cc8 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc020167500, 0x1, 0x3, 0x200002c0, 0x18, 0x0, 0x0, 0x0, 0x0, 0x0, ...) pkg/sentry/kernel/task_syscall.go:103 +0x195 fp=0xc0027779b8 sp=0xc002777728 pc=0xd92fd5 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc020167500, 0x1, 0x3, 0x200002c0, 0x18, 0x0, 0x0, 0x0, 0xc020167ddf, 0xc020167500) pkg/sentry/kernel/task_syscall.go:238 +0xb4 fp=0xc002777a90 sp=0xc0027779b8 pc=0xd949f4 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc020167500, 0x1, 0x3, 0x200002c0, 0x18, 0x0, 0x0, 0x0, 0x1ffffffff, 0xc000000000) pkg/sentry/kernel/task_syscall.go:198 +0x10f fp=0xc002777b38 sp=0xc002777a90 pc=0xd942ef gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc020167500, 0x2, 0xc020167500) pkg/sentry/kernel/task_syscall.go:173 +0x214 fp=0xc002777ca8 sp=0xc002777b38 pc=0xd93a74 gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0x0, 0xc020167500, 0x1da7600, 0x0) pkg/sentry/kernel/task_run.go:254 +0x1287 fp=0xc002777ed8 sp=0xc002777ca8 pc=0xd7fbe7 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc020167500, 0x3dd) pkg/sentry/kernel/task_run.go:95 +0x353 fp=0xc002777fd0 sp=0xc002777ed8 pc=0xd7e193 runtime.goexit() src/runtime/asm_amd64.s:1371 +0x1 fp=0xc002777fd8 sp=0xc002777fd0 pc=0x477541 created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start pkg/sentry/kernel/task_start.go:339 +0x1a5