panic: runtime error: slice bounds out of range [:4] with capacity 0 goroutine 1150584 [running]: panic(0x1227980, 0xc0acdba690) GOROOT/src/runtime/panic.go:1065 +0x565 fp=0xc0044772a8 sp=0xc0044771e0 pc=0x437c65 runtime.goPanicSliceAcap(0x4, 0x0) GOROOT/src/runtime/panic.go:106 +0xa5 fp=0xc0044772f0 sp=0xc0044772a8 pc=0x4352c5 gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*fuseInitRes).UnmarshalBytes(0xc003b57360, 0xc0acdba688, 0x8, 0x8, 0x44, 0x10000c0a7a68420, 0x3fd01e241d88) pkg/sentry/fsimpl/fuse/request_response.go:54 +0x2b2 fp=0xc004477310 sp=0xc0044772f0 pc=0xf37552 gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*fuseInitRes).UnmarshalUnsafe(0xc003b57360, 0xc0acdba688, 0x8, 0x8, 0xc000156400, 0x0, 0xc0044773b8) bazel-out/k8-fastbuild-ST-4c64f0b3d5c7/bin/pkg/sentry/fsimpl/fuse/fuse_abi_autogen_unsafe.go:30 +0x49 fp=0xc004477358 sp=0xc004477310 pc=0xf3c0e9 gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*Response).UnmarshalPayload(0xc004477480, 0x14be950, 0xc003b57360, 0x126b401, 0x13136a0) pkg/sentry/fsimpl/fuse/request_response.go:228 +0xb7 fp=0xc0044773c8 sp=0xc004477358 pc=0xf37b17 gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*connection).InitRecv(0xc0a6e5af60, 0xc004477480, 0x1366b01, 0x13136a0, 0xc0001ff180) pkg/sentry/fsimpl/fuse/connection_control.go:102 +0x9a fp=0xc004477408 sp=0xc0044773c8 pc=0xf2ae5a gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*DeviceFD).asyncCallBack(0xc006a4f100, 0x14c1818, 0xc0a04a3500, 0xc004477480, 0x0, 0x1) pkg/sentry/fsimpl/fuse/dev.go:453 +0x106 fp=0xc004477448 sp=0xc004477408 pc=0xf2d346 gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*DeviceFD).sendResponse(0xc006a4f100, 0x14c1818, 0xc0a04a3500, 0xc0079af640, 0x0, 0x0) pkg/sentry/fsimpl/fuse/dev.go:416 +0x11e fp=0xc0044774d0 sp=0xc004477448 pc=0xf2d05e gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*DeviceFD).writeLocked(0xc006a4f100, 0x14c1818, 0xc0a04a3500, 0x14bbb80, 0xc0a57af000, 0x0, 0x0, 0x0, 0x0, 0x100, ...) pkg/sentry/fsimpl/fuse/dev.go:341 +0x40a fp=0xc004477718 sp=0xc0044774d0 pc=0xf2c6aa gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*DeviceFD).Write(0xc006a4f100, 0x14c1818, 0xc0a04a3500, 0x14bbb80, 0xc0a57af000, 0x0, 0x1, 0x20000000, 0x18, 0x100, ...) pkg/sentry/fsimpl/fuse/dev.go:247 +0x105 fp=0xc0044777b8 sp=0xc004477718 pc=0xf2c225 gvisor.dev/gvisor/pkg/sentry/vfs.(*FileDescription).Write(0xc006a4f100, 0x14c1818, 0xc0a04a3500, 0x14bbb80, 0xc0a57af000, 0x0, 0x1, 0x20000000, 0x18, 0x100, ...) pkg/sentry/vfs/file_description.go:657 +0xb4 fp=0xc004477850 sp=0xc0044777b8 pc=0x756cf4 gvisor.dev/gvisor/pkg/sentry/syscalls/linux/vfs2.write(0xc0a04a3500, 0xc006a4f100, 0x14bbb80, 0xc0a57af000, 0x0, 0x1, 0x20000000, 0x18, 0x100, 0x0, ...) pkg/sentry/syscalls/linux/vfs2/read_write.go:348 +0x9b fp=0xc0044779e0 sp=0xc004477850 pc=0xe7087b gvisor.dev/gvisor/pkg/sentry/syscalls/linux/vfs2.Write(0xc0a04a3500, 0x3, 0x20000000, 0x18, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, ...) pkg/sentry/syscalls/linux/vfs2/read_write.go:317 +0x245 fp=0xc004477b10 sp=0xc0044779e0 pc=0xe70165 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc0a04a3500, 0x1, 0x3, 0x20000000, 0x18, 0x0, 0x0, 0x0, 0xc000001fa0, 0x1318be0, ...) pkg/sentry/kernel/task_syscall.go:103 +0x13c fp=0xc004477c70 sp=0xc004477b10 pc=0x9f19dc gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc0a04a3500, 0x1, 0x3, 0x20000000, 0x18, 0x0, 0x0, 0x0, 0x0, 0x0) pkg/sentry/kernel/task_syscall.go:238 +0x66 fp=0xc004477cf8 sp=0xc004477c70 pc=0x9f2b86 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc0a04a3500, 0x1, 0x3, 0x20000000, 0x18, 0x0, 0x0, 0x0, 0x0, 0x0) pkg/sentry/kernel/task_syscall.go:198 +0x98 fp=0xc004477d58 sp=0xc004477cf8 pc=0x9f2778 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc0a04a3500, 0x2, 0xc0a04a3500) pkg/sentry/kernel/task_syscall.go:173 +0x15c fp=0xc004477e28 sp=0xc004477d58 pc=0x9f211c gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0x0, 0xc0a04a3500, 0x1493a00, 0x0) pkg/sentry/kernel/task_run.go:254 +0xc27 fp=0xc004477f68 sp=0xc004477e28 pc=0x9e6ea7 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc0a04a3500, 0x83db) pkg/sentry/kernel/task_run.go:95 +0x182 fp=0xc004477fd0 sp=0xc004477f68 pc=0x9e5de2 runtime.goexit() src/runtime/asm_amd64.s:1371 +0x1 fp=0xc004477fd8 sp=0xc004477fd0 pc=0x472861 created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start pkg/sentry/kernel/task_start.go:342 +0xfe