Corpus for pkey_alloc:

Coverage	Program
99	perf_event_open-pkey_alloc
60	perf_event_open-pkey_alloc
60	perf_event_open-pkey_alloc
39	seccomp$SECCOMP_SET_MODE_FILTER_LISTENER-pkey_alloc
25	pkey_alloc
25	pkey_alloc-pkey_alloc