panic: runtime error: slice bounds out of range [15:1] goroutine 500135 [running]: panic(0x133ed80, 0xc01321b4d0) GOROOT/src/runtime/panic.go:1065 +0x565 fp=0xc00f3e35a0 sp=0xc00f3e34d8 pc=0x437c65 runtime.goPanicSliceB(0xf, 0x1) GOROOT/src/runtime/panic.go:116 +0xa5 fp=0xc00f3e35e8 sp=0xc00f3e35a0 pc=0x435445 gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*DeviceFD).writeLocked(0xc00fa02a00, 0x1607818, 0xc004533500, 0x1601d20, 0xc00604c000, 0x0, 0x1, 0x2000024e, 0x42, 0x100, ...) pkg/sentry/fsimpl/fuse/dev.go:376 +0xae5 fp=0xc00f3e37c0 sp=0xc00f3e35e8 pc=0x1039445 gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*DeviceFD).Write(0xc00fa02a00, 0x1607818, 0xc004533500, 0x1601d20, 0xc00604c000, 0x0, 0x1, 0x20000240, 0x50, 0x100, ...) pkg/sentry/fsimpl/fuse/dev.go:305 +0x10a fp=0xc00f3e3860 sp=0xc00f3e37c0 pc=0x10388ea gvisor.dev/gvisor/pkg/sentry/vfs.(*FileDescription).Write(0xc00fa02a00, 0x1607818, 0xc004533500, 0x1601d20, 0xc00604c000, 0x0, 0x1, 0x20000240, 0x50, 0x100, ...) pkg/sentry/vfs/file_description.go:748 +0xc3 fp=0xc00f3e38f8 sp=0xc00f3e3860 pc=0x788ca3 gvisor.dev/gvisor/pkg/sentry/syscalls/linux/vfs2.write(0xc004533500, 0xc00fa02a00, 0x1601d20, 0xc00604c000, 0x0, 0x1, 0x20000240, 0x50, 0x100, 0x0, ...) pkg/sentry/syscalls/linux/vfs2/read_write.go:430 +0xa5 fp=0xc00f3e3a88 sp=0xc00f3e38f8 pc=0xf70865 gvisor.dev/gvisor/pkg/sentry/syscalls/linux/vfs2.Write(0xc004533500, 0x3, 0x20000240, 0x50, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, ...) pkg/sentry/syscalls/linux/vfs2/read_write.go:393 +0x293 fp=0xc00f3e3bb8 sp=0xc00f3e3a88 pc=0xf70073 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc004533500, 0x1, 0x3, 0x20000240, 0x50, 0x3, 0x0, 0x0, 0x0, 0x1430260, ...) pkg/sentry/kernel/task_syscall.go:115 +0x199 fp=0xc00f3e3c78 sp=0xc00f3e3bb8 pc=0xa84619 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc004533500, 0x1, 0x3, 0x20000240, 0x50, 0x3, 0x0, 0x0, 0x0, 0x0) pkg/sentry/kernel/task_syscall.go:290 +0x70 fp=0xc00f3e3d00 sp=0xc00f3e3c78 pc=0xa858f0 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc004533500, 0x1, 0x3, 0x20000240, 0x50, 0x3, 0x0, 0x0, 0xc016c1d040, 0x1618a28) pkg/sentry/kernel/task_syscall.go:237 +0xb4 fp=0xc00f3e3d60 sp=0xc00f3e3d00 pc=0xa853d4 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc004533500, 0x2, 0xc004533500) pkg/sentry/kernel/task_syscall.go:204 +0x198 fp=0xc00f3e3e30 sp=0xc00f3e3d60 pc=0xa84cb8 gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0x0, 0xc004533500, 0x15d9e00, 0x0) pkg/sentry/kernel/task_run.go:294 +0xd9a fp=0xc00f3e3f68 sp=0xc00f3e3e30 pc=0xa77b5a gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc004533500, 0x5bc0) pkg/sentry/kernel/task_run.go:98 +0x1b9 fp=0xc00f3e3fd0 sp=0xc00f3e3f68 pc=0xa76919 runtime.goexit() src/runtime/asm_amd64.s:1371 +0x1 fp=0xc00f3e3fd8 sp=0xc00f3e3fd0 pc=0x472861 created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start pkg/sentry/kernel/task_start.go:396 +0x116