Re: death by ATA

[Andrew Morton <akpm@zip.com.au>]

Jens Axboe wrote:
> 
> On Thu, Nov 15 2001, Andrew Morton wrote:
> > What does "end-request: buffer-list destroyed" mean?
> 
> It means that the request was not sane anymore, or specifically that
> clustered number of sectors was set to lower value than current number
> of sectors (which isn't valid, of course). The buffer-list destroyed
> comment tells you that this corruption is most likely due to the
> buffer_head list on the request having been corrupted -- which in turn
> probably means that someone seriously screwed this request.
> 
> hda8: bad access: block=5296, count=-2
> end_request: I/O error, dev 03:08 (hda), sector 5296
> hda8: bad access: block=5298, count=-4
> end_request: I/O error, dev 03:08 (hda), sector 5298
> hda8: bad access: block=5300, count=-6
> end_request: I/O error, dev 03:08 (hda), sector 5300
> 
> This errors would seem to backup that theory :-)

'k, thanks.

> Is this an SMP board? Also, is

Uniprocessor VIA C3, running 2.4.15-pre4. The controller is a
VT8231.  Running at UDMA100.

> end_request: buffer-list destroyed
> 
> the very first error message?

Yes, it is.

It is reproducible after around three few hours.  Exactly the
same.

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