panic: runtime error: slice bounds out of range [:4] with capacity 0 goroutine 2704162 [running]: panic(0x1226980, 0xc00861b200) GOROOT/src/runtime/panic.go:1065 +0x565 fp=0xc001bcd2a8 sp=0xc001bcd1e0 pc=0x437c65 runtime.goPanicSliceAcap(0x4, 0x0) GOROOT/src/runtime/panic.go:106 +0xa5 fp=0xc001bcd2f0 sp=0xc001bcd2a8 pc=0x4352c5 gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*fuseInitRes).UnmarshalBytes(0xc0017a39f0, 0xc0a3ac7280, 0x0, 0x0, 0x44, 0x10000c001bcd353, 0x3fe2f8380830) pkg/sentry/fsimpl/fuse/request_response.go:50 +0x2e5 fp=0xc001bcd310 sp=0xc001bcd2f0 pc=0xf371a5 gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*fuseInitRes).UnmarshalUnsafe(0xc0017a39f0, 0xc0a3ac7280, 0x0, 0x0, 0xc00058c400, 0x0, 0xc001bcd3b8) bazel-out/k8-fastbuild-ST-4c64f0b3d5c7/bin/pkg/sentry/fsimpl/fuse/fuse_abi_autogen_unsafe.go:30 +0x49 fp=0xc001bcd358 sp=0xc001bcd310 pc=0xf3bd09 gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*Response).UnmarshalPayload(0xc001bcd480, 0x14bd910, 0xc0017a39f0, 0x126a401, 0x13126a0) pkg/sentry/fsimpl/fuse/request_response.go:228 +0xb7 fp=0xc001bcd3c8 sp=0xc001bcd358 pc=0xf37737 gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*connection).InitRecv(0xc001baac60, 0xc001bcd480, 0x1365b01, 0x13126a0, 0xc0001ff180) pkg/sentry/fsimpl/fuse/connection_control.go:102 +0x9a fp=0xc001bcd408 sp=0xc001bcd3c8 pc=0xf2aa7a gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*DeviceFD).asyncCallBack(0xc001b9e600, 0x14c07d8, 0xc0134a9500, 0xc001bcd480, 0x0, 0x1) pkg/sentry/fsimpl/fuse/dev.go:453 +0x106 fp=0xc001bcd448 sp=0xc001bcd408 pc=0xf2cf66 gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*DeviceFD).sendResponse(0xc001b9e600, 0x14c07d8, 0xc0134a9500, 0xc0049ae0c0, 0x0, 0x0) pkg/sentry/fsimpl/fuse/dev.go:416 +0x11e fp=0xc001bcd4d0 sp=0xc001bcd448 pc=0xf2cc7e gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*DeviceFD).writeLocked(0xc001b9e600, 0x14c07d8, 0xc0134a9500, 0x14bab40, 0xc018860000, 0x0, 0x1, 0x200000d0, 0x54, 0x100, ...) pkg/sentry/fsimpl/fuse/dev.go:341 +0x40a fp=0xc001bcd718 sp=0xc001bcd4d0 pc=0xf2c2ca gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*DeviceFD).Write(0xc001b9e600, 0x14c07d8, 0xc0134a9500, 0x14bab40, 0xc018860000, 0x0, 0x1, 0x200000c0, 0x64, 0x100, ...) pkg/sentry/fsimpl/fuse/dev.go:247 +0x105 fp=0xc001bcd7b8 sp=0xc001bcd718 pc=0xf2be45 gvisor.dev/gvisor/pkg/sentry/vfs.(*FileDescription).Write(0xc001b9e600, 0x14c07d8, 0xc0134a9500, 0x14bab40, 0xc018860000, 0x0, 0x1, 0x200000c0, 0x64, 0x100, ...) pkg/sentry/vfs/file_description.go:657 +0xb4 fp=0xc001bcd850 sp=0xc001bcd7b8 pc=0x756cf4 gvisor.dev/gvisor/pkg/sentry/syscalls/linux/vfs2.write(0xc0134a9500, 0xc001b9e600, 0x14bab40, 0xc018860000, 0x0, 0x1, 0x200000c0, 0x64, 0x100, 0x0, ...) pkg/sentry/syscalls/linux/vfs2/read_write.go:348 +0x9b fp=0xc001bcd9e0 sp=0xc001bcd850 pc=0xe7087b gvisor.dev/gvisor/pkg/sentry/syscalls/linux/vfs2.Write(0xc0134a9500, 0x3, 0x200000c0, 0x64, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, ...) pkg/sentry/syscalls/linux/vfs2/read_write.go:317 +0x245 fp=0xc001bcdb10 sp=0xc001bcd9e0 pc=0xe70165 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc0134a9500, 0x1, 0x3, 0x200000c0, 0x64, 0x0, 0x0, 0x0, 0xc000001fa0, 0x1317be0, ...) pkg/sentry/kernel/task_syscall.go:103 +0x13c fp=0xc001bcdc70 sp=0xc001bcdb10 pc=0x9f19dc gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc0134a9500, 0x1, 0x3, 0x200000c0, 0x64, 0x0, 0x0, 0x0, 0x0, 0x0) pkg/sentry/kernel/task_syscall.go:238 +0x66 fp=0xc001bcdcf8 sp=0xc001bcdc70 pc=0x9f2b86 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc0134a9500, 0x1, 0x3, 0x200000c0, 0x64, 0x0, 0x0, 0x0, 0x0, 0x0) pkg/sentry/kernel/task_syscall.go:198 +0x98 fp=0xc001bcdd58 sp=0xc001bcdcf8 pc=0x9f2778 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc0134a9500, 0x2, 0xc0134a9500) pkg/sentry/kernel/task_syscall.go:173 +0x15c fp=0xc001bcde28 sp=0xc001bcdd58 pc=0x9f211c gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0x0, 0xc0134a9500, 0x14929c0, 0x0) pkg/sentry/kernel/task_run.go:254 +0xc27 fp=0xc001bcdf68 sp=0xc001bcde28 pc=0x9e6ea7 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc0134a9500, 0x6de2) pkg/sentry/kernel/task_run.go:95 +0x182 fp=0xc001bcdfd0 sp=0xc001bcdf68 pc=0x9e5de2 runtime.goexit() src/runtime/asm_amd64.s:1371 +0x1 fp=0xc001bcdfd8 sp=0xc001bcdfd0 pc=0x472861 created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start pkg/sentry/kernel/task_start.go:342 +0xfe