: 13:41 lois ~ ;fsck.hfsplus -d /dev/sdb
** /dev/sdb
** Checking HFS Plus volume.
hfs_swap_HFSPlusBTInternalNode: extents key #5119 offset too big (0x6DB6)
   Invalid node structure
(3, 0)
** Volume check failed.
volume check failed with error 7
        volume type is pure HFS+
        primary MDB is at block 0 0x00
        alternate MDB is at block 0 0x00
        primary VHB is at block 2 0x02
        alternate VHB is at block 117266686 0x6fd58fe
        sector size = 512 0x200
        VolumeObject flags = 0x07
        total sectors for volume = 117266688 0x6fd5900
        total sectors for embedded volume = 0 0x00