Corpus for pkey_mprotect:

Coverage	Program
2202	perf_event_open-memfd_secret-mmap-mlock-syz_open_procfs-pkey_mprotect
1422	pkey_mprotect-mlock2-mprotect-sigaltstack-pkey_mprotect
811	syz_open_dev$sg-syz_open_dev$sg-dup2-mmap$IORING_OFF_SQ_RING-syz_io_uring_submit-pkey_mprotect
668	madvise-pkey_mprotect
648	seccomp$SECCOMP_SET_MODE_FILTER_LISTENER-pkey_mprotect
609	pkey_mprotect-pkey_mprotect
87	mremap-pkey_mprotect
74	pkey_mprotect
29	seccomp$SECCOMP_SET_MODE_FILTER_LISTENER-pkey_mprotect