panic: registering already registered file

goroutine 313471 gp=0xc0019f1dc0 m=68 mp=0xc00025e808 [running]:
panic({0x11c31c0?, 0x1658e80?})
	GOROOT/src/runtime/panic.go:811 +0x168 fp=0xc00163f6e0 sp=0xc00163f630 pc=0x4788c8
gvisor.dev/gvisor/pkg/sentry/kernel/fasync.(*FileAsync).Register(0xc0e5770cb0, {0x1670fd0, 0xc0e5935100})
	pkg/sentry/kernel/fasync/fasync.go:154 +0x125 fp=0xc00163f738 sp=0xc00163f6e0 pc=0xae7385
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=0xc00163f760 sp=0xc00163f738 pc=0xf6cfb1
gvisor.dev/gvisor/pkg/sentry/vfs.(*FileDescription).SetStatusFlags(0xc0e5935100, {0x1683e70?, 0xc0e5d95908?}, 0xc0d4c19380, 0x2400)
	pkg/sentry/vfs/file_description.go:291 +0x38c fp=0xc00163f970 sp=0xc00163f760 pc=0x80656c
gvisor.dev/gvisor/pkg/sentry/syscalls/linux.Fcntl(0xc0e5d95908, 0x49f2f9?, {{0x3}, {0x4}, {0x2400}, {0x0}, {0x0}, {0x0}})
	pkg/sentry/syscalls/linux/sys_file.go:629 +0x254 fp=0xc00163fa78 sp=0xc00163f970 pc=0xc24934
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc0e5d95908, 0x48, {{0x3}, {0x4}, {0x2400}, {0x0}, {0x0}, {0x0}})
	pkg/sentry/kernel/task_syscall.go:143 +0x655 fp=0xc00163fca8 sp=0xc00163fa78 pc=0xaa20f5
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc0e5d95908, 0x48, {{0x3}, {0x4}, {0x2400}, {0x0}, {0x0}, {0x0}})
	pkg/sentry/kernel/task_syscall.go:323 +0x45 fp=0xc00163fd00 sp=0xc00163fca8 pc=0xaa3245
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc0e5d95908, 0x48, {{0x3}, {0x4}, {0x2400}, {0x0}, {0x0}, {0x0}})
	pkg/sentry/kernel/task_syscall.go:283 +0x65 fp=0xc00163fd50 sp=0xc00163fd00 pc=0xaa2f65
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc0e596b6c0?)
	pkg/sentry/kernel/task_syscall.go:258 +0x2a5 fp=0xc00163fe28 sp=0xc00163fd50 pc=0xaa2ce5
gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0xc0e587d200?, 0xc0e5d95908)
	pkg/sentry/kernel/task_run.go:269 +0xebc fp=0xc00163ff30 sp=0xc00163fe28 pc=0xa98abc
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc0e5d95908, 0x6835)
	pkg/sentry/kernel/task_run.go:97 +0x214 fp=0xc00163ffc0 sp=0xc00163ff30 pc=0xa97594
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start.gowrap1()
	pkg/sentry/kernel/task_start.go:416 +0x25 fp=0xc00163ffe0 sp=0xc00163ffc0 pc=0xaa0b45
runtime.goexit({})
	src/runtime/asm_amd64.s:1700 +0x1 fp=0xc00163ffe8 sp=0xc00163ffe0 pc=0x4816e1
created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start in goroutine 313389
	pkg/sentry/kernel/task_start.go:416 +0xc5