Corpus for keyctl$invalidate:

Coverage	Program
5061	keyctl$update-keyctl$get_keyring_id-openat$vcsu-syz_usb_connect$cdc_ecm-add_key$fscrypt_v1-keyctl$KEYCTL_RESTRICT_KEYRING-add_key$fscrypt_v1-keyctl$KEYCTL_MOVE-timer_gettime-perf_event_open-timer_create-add_key$user-add_key$fscrypt_v1-keyctl$setperm-keyctl$invalidate-keyctl$KEYCTL_MOVE-timer_settime-timer_gettime-clone3
344	perf_event_open-add_key$keyring-keyctl$invalidate
86	keyctl$invalidate