¿Como puedo corregir este error?

["Carlos Agustín L. Avila" <cagustinla@gmail.com>]

¿Como puedo corregir este error?
Honestamente desconosco el problema.

EXT3-fs error (device sda7): ext3_add_entry: bad entry in directory #128559: directory entry across blocks - offset=0, inode=745039947, rec_len=9816, name_len=17
Aborting journal on device sda7.
ext3_abort called.
EXT3-fs error (device sda7): ext3_journal_start_sb: Detected aborted journal
Remounting filesystem read-only
EXT3-fs error (device sda7) in start_transaction: Journal has aborted
EXT3-fs error (device sda7) in ext3_create: IO failure

Gracias.