Corpus for eventfd:

Coverage	Program
737	perf_event_open-socket$nl_generic-ioctl$AUTOFS_DEV_IOCTL_SETPIPEFD-fcntl$dupfd-perf_event_open-socket$inet6_tcp-open_by_handle_at-bind$inet6-fcntl$setstatus-eventfd-dup2
718	seccomp$SECCOMP_SET_MODE_FILTER_LISTENER-eventfd