panic: runtime error: slice bounds out of range [9:7]

goroutine 2404816 [running]:
panic(0x1226980, 0xc01b3e4570)
	GOROOT/src/runtime/panic.go:1065 +0x565 fp=0xc000155488 sp=0xc0001553c0 pc=0x437c65
runtime.goPanicSliceB(0x9, 0x7)
	GOROOT/src/runtime/panic.go:116 +0xa5 fp=0xc0001554d0 sp=0xc000155488 pc=0x435445
gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*DeviceFD).writeLocked(0xc01e6c3400, 0x14c07d8, 0xc01ea90a80, 0x14bab40, 0xc01e6de000, 0x0, 0x1, 0x20000002, 0xe, 0x100, ...)
	pkg/sentry/fsimpl/fuse/dev.go:301 +0xa58 fp=0xc000155718 sp=0xc0001554d0 pc=0xf2c918
gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*DeviceFD).Write(0xc01e6c3400, 0x14c07d8, 0xc01ea90a80, 0x14bab40, 0xc01e6de000, 0x0, 0x1, 0x20000000, 0x10, 0x100, ...)
	pkg/sentry/fsimpl/fuse/dev.go:247 +0x105 fp=0xc0001557b8 sp=0xc000155718 pc=0xf2be45
gvisor.dev/gvisor/pkg/sentry/vfs.(*FileDescription).Write(0xc01e6c3400, 0x14c07d8, 0xc01ea90a80, 0x14bab40, 0xc01e6de000, 0x0, 0x1, 0x20000000, 0x10, 0x100, ...)
	pkg/sentry/vfs/file_description.go:657 +0xb4 fp=0xc000155850 sp=0xc0001557b8 pc=0x756cf4
gvisor.dev/gvisor/pkg/sentry/syscalls/linux/vfs2.write(0xc01ea90a80, 0xc01e6c3400, 0x14bab40, 0xc01e6de000, 0x0, 0x1, 0x20000000, 0x10, 0x100, 0x0, ...)
	pkg/sentry/syscalls/linux/vfs2/read_write.go:348 +0x9b fp=0xc0001559e0 sp=0xc000155850 pc=0xe7087b
gvisor.dev/gvisor/pkg/sentry/syscalls/linux/vfs2.Write(0xc01ea90a80, 0x3, 0x20000000, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, ...)
	pkg/sentry/syscalls/linux/vfs2/read_write.go:317 +0x245 fp=0xc000155b10 sp=0xc0001559e0 pc=0xe70165
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc01ea90a80, 0x1, 0x3, 0x20000000, 0x10, 0x0, 0x0, 0x0, 0xc000001fa0, 0x1317be0, ...)
	pkg/sentry/kernel/task_syscall.go:103 +0x13c fp=0xc000155c70 sp=0xc000155b10 pc=0x9f19dc
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc01ea90a80, 0x1, 0x3, 0x20000000, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0)
	pkg/sentry/kernel/task_syscall.go:238 +0x66 fp=0xc000155cf8 sp=0xc000155c70 pc=0x9f2b86
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc01ea90a80, 0x1, 0x3, 0x20000000, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0)
	pkg/sentry/kernel/task_syscall.go:198 +0x98 fp=0xc000155d58 sp=0xc000155cf8 pc=0x9f2778
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc01ea90a80, 0x2, 0xc01ea90a80)
	pkg/sentry/kernel/task_syscall.go:173 +0x15c fp=0xc000155e28 sp=0xc000155d58 pc=0x9f211c
gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0x0, 0xc01ea90a80, 0x14929c0, 0x0)
	pkg/sentry/kernel/task_run.go:254 +0xc27 fp=0xc000155f68 sp=0xc000155e28 pc=0x9e6ea7
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc01ea90a80, 0x4dc1)
	pkg/sentry/kernel/task_run.go:95 +0x182 fp=0xc000155fd0 sp=0xc000155f68 pc=0x9e5de2
runtime.goexit()
	src/runtime/asm_amd64.s:1371 +0x1 fp=0xc000155fd8 sp=0xc000155fd0 pc=0x472861
created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start
	pkg/sentry/kernel/task_start.go:342 +0xfe