Corpus for pipe2:

Coverage	Program
2611	dup2-pipe2-sendmsg$nl_generic-prctl$PR_SET_MM_EXE_FILE-syz_open_dev$vcsa-syz_open_dev$vcsu-read$rfkill-ioctl$AUTOFS_DEV_IOCTL_VERSION-mknodat-openat$cgroup_netprio_ifpriomap-perf_event_open-openat-syncfs
1471	syz_mount_image$ext4-syz_mount_image$nfs4-mkdirat-perf_event_open-rename-ioctl$AUTOFS_DEV_IOCTL_PROTOVER-syz_init_net_socket$bt_sco-syz_io_uring_submit-signalfd-pipe2-getresuid-mount$9p_fd-syz_io_uring_setup-openat2-openat$nvram-io_uring_register$IORING_REGISTER_PERSONALITY-openat$sr
1287	perf_event_open-openat$ttyS3-dup2-socket$inet6_icmp_raw-pipe2-write$binfmt_elf32
435	add_key$fscrypt_v1-perf_event_open-add_key$keyring-keyctl$link-keyctl$restrict_keyring-add_key$fscrypt_v1-keyctl$get_security-keyctl$clear-request_key-keyctl$search-add_key-add_key$keyring-add_key$fscrypt_v1-getsockopt$sock_cred-pipe2-perf_event_open