Corpus for umount2:

Coverage	Program
4958	syz_mount_image$ext4-mount-umount2
4761	syz_mount_image$ext4-mount-perf_event_open-umount2
4723	syz_mount_image$ext4-mount-umount2-perf_event_open-umount2
4261	syz_mount_image$ext4-mount-openat$dir-umount2
3234	perf_event_open-syz_mount_image$ext4-umount2
2135	syz_mount_image$ext4-mount-umount2
2090	syz_mount_image$nfs-mount-umount2
1757	syz_mount_image$ext4-mount-stat-keyctl$chown-syz_open_procfs$userns-ioctl$TCFLSH-perf_event_open-umount2
1224	syz_mount_image$ext4-mount-mount$bind-umount2
1219	syz_mount_image$ext4-mount-lsetxattr$security_capability-umount2-mount-perf_event_open-umount2
1189	syz_mount_image$ext4-mount-umount2-syz_mount_image$vfat-umount2
1175	syz_mount_image$ext4-mount-umount2
1127	syz_mount_image$ext4-creat-getpgrp-pidfd_open-pidfd_getfd-mount-umount2-perf_event_open-umount2
1125	seccomp$SECCOMP_SET_MODE_FILTER_LISTENER-syz_mount_image$ext4-mount-umount2
1085	perf_event_open-syz_mount_image$ext4-mount-umount2
1052	syz_mount_image$ext4-creat-mount-umount2-perf_event_open-umount2
1049	syz_mount_image$ext4-getpgrp-pidfd_getfd-mount-umount2-perf_event_open-umount2
1041	syz_mount_image$ext4-mount-umount2
1032	syz_mount_image$ext4-creat-getpgrp-pidfd_open-socket$inet6_tcp-mount-umount2-perf_event_open-umount2
1028	syz_mount_image$ext4-pidfd_open-mount-umount2-perf_event_open-umount2
740	syz_mount_image$ext4-mount$9p_unix-umount2
734	syz_mount_image$ext4-mount-perf_event_open-chroot-umount2
725	syz_mount_image$ext4-chroot-mkdir-mount$bind-umount2
710	syz_mount_image$ext4-mount-chroot-umount2-pivot_root
592	syz_mount_image$ext4-syz_mount_image$tmpfs-chroot-umount2
493	syz_mount_image$ext4-mount$9p_unix-mkdir-mount$bind-umount2
429	syz_mount_image$ext4-mount-open$dir-umount2
387	syz_mount_image$tmpfs-stat-setresuid-umount2
32	umount2