Re: Asus CD-S520/A kernel I/O error

[Markus Plail]

On Sat, 28 Jun 2003, Marco Ferra wrote:

> Something's wrong on the kernels ide/atapi interface for cd-rom's.  I
> got a Asus CD-S520/A and it seems that I can't sweep from the
> beginning to the end of the CD without getting a sense error.
> Commands like:
> 
> dd if=/dev/scd0 of=/file.iso
> dd if=/dev/hdc of=/file.iso
> 
> give
> 
> ---
> 
> Jun 28 19:28:33 deneb kernel:  I/O error: dev 0b:00, sector 1159912
> Jun 28 19:28:33 deneb kernel:  I/O error: dev 0b:00, sector 1160064
> 
> (note) the sectors do change if I change de medium, but on the same
> medium the falty sectores are always the same.  All the cd's are in
> top conditions without a scratch and clean.

Does this happen in the middle of a CD or always at the end? If tha
latter is the case have a look at cdrecords README.verify. Then you are
bitten by the TAO readahead bug. Try to burn a CD with -raw96r.

regards
Markus