Corpus for rt_sigprocmask:

Coverage	Program
569	seccomp$SECCOMP_SET_MODE_FILTER_LISTENER-rt_sigprocmask
124	memfd_create-mmap-rt_sigprocmask
66	rt_sigprocmask
56	rt_sigprocmask
54	rt_sigprocmask
34	rt_sigprocmask
32	rt_sigprocmask