Corpus for keyctl$read:

Coverage	Program
721	perf_event_open-add_key$keyring-add_key$keyring-keyctl$read
707	perf_event_open-add_key$user-keyctl$read
416	perf_event_open-add_key$keyring-add_key$keyring-keyctl$revoke-keyctl$read-keyctl$revoke-add_key$user-keyctl$KEYCTL_PKEY_SIGN-mincore-add_key$keyring-ioctl$AUTOFS_DEV_IOCTL_REQUESTER
412	perf_event_open-setresuid-keyctl$join-keyctl$read-ioctl$AUTOFS_DEV_IOCTL_PROTOVER-sendmsg$inet6-bind$inet6
402	stat-setresuid-keyctl$join-keyctl$read
336	perf_event_open-add_key$user-keyctl$read-getsockopt$bt_sco_SCO_OPTIONS
247	add_key$keyring-keyctl$read
246	add_key$user-keyctl$read
245	perf_event_open-add_key$user-keyctl$read
238	add_key$keyring-keyctl$revoke-keyctl$read
227	add_key$user-keyctl$read
159	stat-setresuid-keyctl$join-keyctl$read