Corpus for fcntl$getownex:

Coverage	Program
162	perf_event_open-getpgid-fcntl$setownex-fcntl$getownex
98	perf_event_open-syz_io_uring_setup-openat$null-openat$zero-fcntl$getownex-io_uring_enter
97	socket$nl_netfilter-fcntl$getownex