Corpus for pidfd_getfd:
Coverage Program
2323 close_range-openat-pidfd_getfd
393 getpid-perf_event_open-ptrace-ptrace$setregset-ptrace$setregset-openat$procfs-pwritev2-poll-fcntl$getownex-pidfd_open-openat-pidfd_getfd
216 openat-truncate-getpid-pidfd_open-pidfd_send_signal-pidfd_getfd
215 perf_event_open-getpid-pidfd_open-openat-pidfd_getfd
180 getpid-pidfd_open-openat$ptmx-pidfd_getfd
95 getpid-pidfd_open-pidfd_getfd
46 pidfd_getfd
34 pidfd_getfd