Corpus for add_key:
Coverage Program
2193 add_key$keyring-add_key-keyctl$reject-add_key$keyring-sync
1658 perf_event_open-add_key$keyring-add_key
1528 ioctl$KDSKBENT-syz_open_dev$vcsa-fsmount-sendmsg$MPTCP_PM_CMD_ADD_ADDR-fcntl$dupfd-clone3-add_key$keyring-add_key
1159 sendmmsg$inet6-mount$9p_fd-add_key$keyring-add_key
1008 keyctl$update-request_key-perf_event_open-request_key-add_key$keyring-add_key
771 stat-setresuid-add_key$keyring-add_key
704 add_key
704 add_key
698 clone3-add_key$fscrypt_v1-add_key$keyring-add_key-add_key$keyring
631 add_key
602 add_key-syz_init_net_socket$nl_generic-sendmsg$NLBL_MGMT_C_LISTALL
570 perf_event_open-add_key$keyring-add_key-keyctl$search-connect$inet-openat-sendmmsg$inet-preadv
515 add_key
468 add_key
442 add_key
440 add_key
439 add_key
422 add_key
420 add_key
416 add_key
411 add_key
410 add_key
399 add_key
346 add_key$keyring-add_key
327 add_key$keyring-add_key
298 add_key
295 add_key
255 pkey_mprotect-add_key
218 add_key
171 add_key