Corpus for fcntl$setownex:

Coverage	Program
653	socket$nl_xfrm-getpid-fcntl$setown-ioctl$sock_FIOGETOWN-fcntl$setownex
148	socket$nl_netfilter-fcntl$setownex
145	perf_event_open-syz_open_procfs$userns-fcntl$setownex
51	socket$packet-fcntl$setownex