Kernel errors reading DVD

[Patrick O'Callaghan]

On Sun, 2008-08-10 at 07:45 +0100, Colin Paul Adams wrote:
> On two separate machines (both running Fedora 9) VLC fails when trying
> to play DVDs, complaining of kernel errors trying to read a particular
> sector (and just repeats - it is very hard to actually stop - in one
> case i had to reboot the machine).
> 
> Aug 10 07:35:02 susannah kernel: end_request: I/O error, dev sr0, sector 4851460
> 
> My SONY VAIO laptop, running Windows XP plays it without a problem.

Is this a specific DVD or does it happen on several? Does it always
complain about the same sector? Does the DVD play with Mplayer, Xine or
Totem? If it, or they, are commercial DVDs, do you have libdvdcss (from
Livna)?

poc