Re: EXT3-fs error on kernel 2.4.18-pre3

[Stephen Tweedie <sct@redhat.com>]

Hi,

On Wed, Jul 03, 2002 at 02:21:07PM -0600, Andreas Dilger
<adilger@turbolinux.com> wrote:

> On Jul 03, 2002  20:05 +0100, Anton Altaparmakov wrote:
> > I just noticed that my file server running 2.4.18-pre3 + IDE patches &
> > NTFS patches has this error message in the logs:
> > 
> > EXT3-fs error (device md(9,4)): ext3_free_blocks: Freeing blocks not in
> > datazone - block = 33554432, count = 1
> > 
> > This is the only ext3 error I have seen and the uptime is currently over
> > 74 days. The error actually appeared two weeks ago. The timing coincides
> > well with when this device (/dev/md4, a MD RAID-1 array) ran out of
> > space, so it may well be related.
> 
> This was fixed in newer kernels.

No, the out-of-space behaviour was either an ext3_error if we ran out
of inodes, or a minor i_nrblocks accounting error if we ran out of
disk blocks.

The bad pointer here is 0x2000000, and a bit flip like that is more
often an indicator of bad memory than anything else.

Cheers,
 Stephen