Pass 1: Checking inodes, blocks, and sizes
Special (device/socket/fifo) file (inode 12) has extents
or inline-data flag set.  Clear? yes

Special (device/socket/fifo) inode 12 has non-zero size.  Fix? yes

Inode 13 is a named pipe but it looks like it is really a directory.
Fix? yes

Pass 2: Checking directory structure
Entry 'moo' in / (2) has an incorrect filetype (was 1, should be 5).
Fix? yes

Pass 3: Checking directory connectivity
Pass 4: Checking reference counts
Pass 5: Checking group summary information

test_filesys: ***** FILE SYSTEM WAS MODIFIED *****
test_filesys: 13/128 files (0.0% non-contiguous), 17/512 blocks
Exit status is 1