# xfs_metadump -wgF sdl1.img sdl1.2.metadump 
Copying free space trees of AG 1
Metadata corruption detected at 0x467bb8, xfs_inobt block 0x80001370/0x1000
Metadata corruption detected at 0x467bb8, xfs_inobt block 0x800013d0/0x1000

xfs_metadump: invalid numrecs 384 in inobt block 1/635
xfs_metadump: bad starting inode offset 7