[CentOS] Data corruption on external hard disk

[Daniel de Kok]

On Sat, 2007-08-04 at 07:09 +0200, Niki Kovacs wrote:
> [kikinovak at buzz:/media/disk/Films] $ ls -l
> total 692996
> -rw-r----- 1 678756852  34537972 148381783526817280 avr 28 01:01 Cinema
> drwxr-xr-x 3 kikinovak kikinovak               4096 mai  9 10:07 Anime
> drwxrwxrwx 4 kikinovak kikinovak               4096 mai 10 12:25 Series
> 
> Notice that the file size is something like petabytes :oD
> 
> Is there any way to repair this obviously corrupt data?

Looks like a broken inode (or incorrect directory entry). I'd make a
backup image of the disk first (if that works without serious errors)
with dd. After that, run a badblocks check, and a fsck.

-- Daniel