Corpus for read$eventfd:
Coverage Program
992 socket$netlink-fcntl$dupfd-sendmsg$nl_generic-read$eventfd
641 perf_event_open-ioctl$BTRFS_IOC_LOGICAL_INO_V2-perf_event_open-socket$netlink-fcntl$dupfd-sendmsg$nl_generic-read$eventfd
545 openat$vcsu-read$eventfd
525 openat-close-io_setup-eventfd-io_submit-read$eventfd
376 openat$vcsa-read$eventfd
281 eventfd-ppoll-read$eventfd
177 perf_event_open-eventfd-read$eventfd
118 syz_open_dev$evdev-openat$vcsa-fcntl$dupfd-read$eventfd