Re: puzzling error message

["Stephen C. Tweedie" <sct redhat com>]

Hi,

On Thu, Jan 10, 2002 at 12:27:23PM +1100, Daniel Pittman wrote:

> >> So if the "list of block numbers" gets corrupted, the recovery
> >> data will be sprayed all over the disk :(
> > 
> > No, we should be safe from that.  The recovery is done on the
> > partition's own minor device, not on the whole-disk device, and the
> > block layer does bounds checking on that.
> 
> Well, that's kind of nice to know. Is it possible for corruption of that
> list to cause blocks to be written to the wrong place within the single
> partition?

Yes.  There are all sorts of fs corruptions which can cause that,
though: it's not limited to journal corruption.

Cheers,
 Stephen