Corpus for ioctl$BTRFS_IOC_BALANCE_V2:

Coverage	Program
2994	perf_event_open-seccomp$SECCOMP_SET_MODE_FILTER_LISTENER-mkdirat$cgroup_root-mkdirat$cgroup_root-fsetxattr$security_selinux-socket$inet_icmp-syz_mount_image$tmpfs-unlinkat-inotify_init-inotify_add_watch-inotify_rm_watch-ioctl$BTRFS_IOC_SCRUB_PROGRESS-ioctl$BTRFS_IOC_BALANCE_V2-ioctl$BTRFS_IOC_BALANCE_V2-fsetxattr$security_selinux