Corpus for rt_sigprocmask:

Coverage	Program
2748	perf_event_open-rt_sigprocmask-openat$bsg-fchdir-perf_event_open-creat-ioctl$NS_GET_PARENT-openat$thread_pidfd-sendfile-perf_event_open-ioctl$FS_IOC_RESVSP-openat$autofs-creat
167	munmap-rt_sigprocmask
79	perf_event_open-rt_sigprocmask
60	rt_sigprocmask
39	seccomp$SECCOMP_SET_MODE_FILTER_LISTENER-rt_sigprocmask
27	prctl$PR_SET_SYSCALL_USER_DISPATCH_ON-rt_sigprocmask
23	rt_sigprocmask
19	prctl$PR_SET_SYSCALL_USER_DISPATCH_ON-rt_sigprocmask
16	prctl$PR_SET_SYSCALL_USER_DISPATCH_ON-rt_sigprocmask