panic: registering already registered file

goroutine 550505 gp=0xc001b12fc0 m=112 mp=0xc001bb1008 [running]:
panic({0x11c3040?, 0x16585f0?})
	GOROOT/src/runtime/panic.go:811 +0x168 fp=0xc0038bb6e0 sp=0xc0038bb630 pc=0x4788c8
gvisor.dev/gvisor/pkg/sentry/kernel/fasync.(*FileAsync).Register(0xc0e247efc0, {0x1670730, 0xc001413500})
	pkg/sentry/kernel/fasync/fasync.go:154 +0x125 fp=0xc0038bb738 sp=0xc0038bb6e0 pc=0xae7305
gvisor.dev/gvisor/pkg/sentry/vfs.FileDescriptionDefaultImpl.RegisterFileAsyncHandler(...)
	pkg/sentry/vfs/file_description_impl_util.go:178
gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*DeviceFD).RegisterFileAsyncHandler(0x1000000007ff?, 0x0?)
	<autogenerated>:1 +0x31 fp=0xc0038bb760 sp=0xc0038bb738 pc=0xf6c031
gvisor.dev/gvisor/pkg/sentry/vfs.(*FileDescription).SetStatusFlags(0xc001413500, {0x16835d0?, 0xc002ec4c88?}, 0xc0e298e2a0, 0x2c00)
	pkg/sentry/vfs/file_description.go:291 +0x38c fp=0xc0038bb970 sp=0xc0038bb760 pc=0x80656c
gvisor.dev/gvisor/pkg/sentry/syscalls/linux.Fcntl(0xc002ec4c88, 0x49f2f9?, {{0x9}, {0x4}, {0x2c00}, {0x0}, {0x0}, {0x0}})
	pkg/sentry/syscalls/linux/sys_file.go:629 +0x254 fp=0xc0038bba78 sp=0xc0038bb970 pc=0xc24054
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc002ec4c88, 0x48, {{0x9}, {0x4}, {0x2c00}, {0x0}, {0x0}, {0x0}})
	pkg/sentry/kernel/task_syscall.go:143 +0x655 fp=0xc0038bbca8 sp=0xc0038bba78 pc=0xaa2075
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc002ec4c88, 0x48, {{0x9}, {0x4}, {0x2c00}, {0x0}, {0x0}, {0x0}})
	pkg/sentry/kernel/task_syscall.go:323 +0x45 fp=0xc0038bbd00 sp=0xc0038bbca8 pc=0xaa31c5
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc002ec4c88, 0x48, {{0x9}, {0x4}, {0x2c00}, {0x0}, {0x0}, {0x0}})
	pkg/sentry/kernel/task_syscall.go:283 +0x65 fp=0xc0038bbd50 sp=0xc0038bbd00 pc=0xaa2ee5
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc002568b60?)
	pkg/sentry/kernel/task_syscall.go:258 +0x2a5 fp=0xc0038bbe28 sp=0xc0038bbd50 pc=0xaa2c65
gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0xc000212d80?, 0xc002ec4c88)
	pkg/sentry/kernel/task_run.go:269 +0xebc fp=0xc0038bbf30 sp=0xc0038bbe28 pc=0xa98a3c
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc002ec4c88, 0x7533)
	pkg/sentry/kernel/task_run.go:97 +0x214 fp=0xc0038bbfc0 sp=0xc0038bbf30 pc=0xa97514
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start.gowrap1()
	pkg/sentry/kernel/task_start.go:416 +0x25 fp=0xc0038bbfe0 sp=0xc0038bbfc0 pc=0xaa0ac5
runtime.goexit({})
	src/runtime/asm_amd64.s:1700 +0x1 fp=0xc0038bbfe8 sp=0xc0038bbfe0 pc=0x4816e1
created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start in goroutine 550529
	pkg/sentry/kernel/task_start.go:416 +0xc5