Corpus for pipe2:

Coverage	Program
2616	socket$nl_sock_diag-pipe2-mknodat-openat$cgroup_netprio_ifpriomap-perf_event_open-openat-syncfs
2014	mlock2-perf_event_open-mbind-syz_open_procfs-readv-clock_gettime-syz_open_dev$vcsn-sendmsg$nl_generic-openat$procfs-pipe2-mmap$IORING_OFF_SQ_RING-semtimedop-syz_io_uring_setup-io_uring_enter-semtimedop
1509	waitid-syz_io_uring_setup-syz_io_uring_submit-socketpair$unix-pipe2-creat-openat$procfs-mmap$IORING_OFF_SQ_RING-perf_event_open-syz_io_uring_submit-io_uring_enter
1315	seccomp$SECCOMP_SET_MODE_FILTER_LISTENER-pipe2