Corpus for keyctl$read:

Coverage	Program
5337	add_key$fscrypt_v1-add_key$keyring-add_key-add_key$fscrypt_v1-add_key$fscrypt_v1-add_key$keyring-perf_event_open-open-sendmsg$TIPC_CMD_SET_LINK_TOL-ioctl$PERF_EVENT_IOC_SET_OUTPUT-socket$netlink-ioctl$sock_SIOCETHTOOL-fcntl$addseals-clone3-add_key$keyring-keyctl$read-keyctl$KEYCTL_RESTRICT_KEYRING
1309	add_key$fscrypt_v1-add_key$keyring-add_key-add_key$fscrypt_v1-add_key$fscrypt_v1-add_key$keyring-perf_event_open-open-sendmsg$TIPC_CMD_SET_LINK_TOL-ioctl$PERF_EVENT_IOC_SET_OUTPUT-socket$netlink-ioctl$sock_SIOCETHTOOL-fcntl$addseals-add_key$keyring-keyctl$read-keyctl$KEYCTL_RESTRICT_KEYRING
661	add_key$user-keyctl$read
347	add_key$user-keyctl$read
247	add_key$user-keyctl$read
241	add_key$keyring-keyctl$read
219	add_key$user-keyctl$read
217	add_key$user-keyctl$read
216	add_key$keyring-keyctl$read
206	add_key$fscrypt_v1-keyctl$read
52	keyctl$read