Corpus for fsopen:

Coverage	Program
683	syz_io_uring_setup-syz_io_uring_submit-perf_event_open-fsopen-fsconfig$FSCONFIG_SET_FLAG-readv
465	fsopen
452	fsopen-fsconfig$FSCONFIG_CMD_CREATE
405	fsopen
399	perf_event_open-fsopen
379	fsopen
379	fsopen
337	clone3-fsopen-ptrace$setopts
327	fsopen
322	perf_event_open-fsopen-fsmount-fsconfig$FSCONFIG_SET_FLAG
232	setrlimit-fsopen
73	fsopen