Re: 2.6.18-mm2: ext3 BUG?

Andrew Morton <[email protected]> Thu, 5 Oct 2006 17:14:28 -0700
Newsgroups gmane.linux.kernel,gmane.comp.file-systems.ext2.devel
Message-ID <[email protected]>
On Fri, 06 Oct 2006 01:16:21 +0159
Jiri Slaby <[email protected]> wrote:

> Andrew Morton wrote:
> > On Thu, 05 Oct 2006 23:34:13 +0159
> > Jiri Slaby <[email protected]> wrote:
> > 
> >> Hello,
> >>
> >> while yum update-ing, yum crashed and this appeared in log:
> >> [ 2840.688718] EXT3-fs error (device hda2): ext3_free_blocks_sb: bit already 
> >> cleared for block 747938
> >> [ 2840.688732] Aborting journal on device hda2.
> >> [ 2840.688858] ext3_abort called.
> >>
> >> ...
> >>
> >> I don't know how to reproduce it and really have no idea what version of -mm 
> >> could introduce it (if any).
> > 
> > I don't necessarily see a bug in there.  The filesystem got a bit noisy but
> > did appropriately detect and handle the metadata inconsistency.
> 
> Perhaps, but why did it occur? S.m.a.r.t. doesn't tell me anything suspicious.

Don't know.  The usual diagnosis for this sort of thing is "your disk shat
itself".  Could be a bad disk, bad power supply, bad memory, some piece of
kernel code went and trashed some memory, bug in the driver.  It's a
mystery, sorry.