fsck.ext4 -n exited with status code 12 e2fsck 1.47.0 (5-Feb-2023) ext2fs_check_desc: Corrupt group descriptor: bad block for block bitmap /tmp/1924486167.img has unsupported feature(s): FEATURE_C24 e2fsck: Get a newer version of e2fsck! syzkaller: ********** WARNING: Filesystem still has errors **********