Playing CDs in F10 fails: addendum

[Bill Davidsen]

Joachim Backes wrote:
> Paul W. Frields wrote:
>> Hello Joachim,
>>
>> On Wed, Nov 26, 2008 at 08:01:41PM +0100, Joachim Backes wrote:
>>> after upgrading to F10, any try to play music CDs fails with each
>>> player tool: rhythmbox, gmplayer, realplayer, ...  I have 2 kinds of
>>> cd drives: external USB and internal IDE. Both fail to play CD.  But
>>> if I copy any track to some directory, I can play such a wav file.
>>> All F10 updates have been applied.  Somebody made similar
>>> experiences?
>>
>> When I inserted a music CD in my player, I received a prompt as
>> expected, opened Rhythmbox, and when I selected "Play" for the CD it
>> played as expected.  Could this be a specific hardware-related bug?
>>
>> You don't mention exactly how it fails.  If you could be more precise,
>> it would help people who are trying to diagnose your problem.
>>
>>
> 
> 
> Hi Paul,
> 
> Addendum: running rhythmbox under root, cds are played perfectly.
> =================================================================
> 
> 1. Insert the CD in /dev/sr2: the CD icon appears on the desktop.
> 2. rhythmbox is started automatically: I hear some access noises
>     from the
>     CD player, then rhytmbox says: "not playing".
>     Nevertheless, I can drag some tracks to the desktop by rhythmbox.
> 3. Having a look in /var/log/messages shows some lines:
> 
> Nov 27 09:05:49 eule kernel: Buffer I/O error on device sr2, logical 
> block 1
> Nov 27 09:05:49 eule kernel: Buffer I/O error on device sr2, logical 
> block 2
> Nov 27 09:05:49 eule kernel: Buffer I/O error on device sr2, logical 
> block 3
> Nov 27 09:05:49 eule kernel: Buffer I/O error on device sr2, logical 
> block 4
> Nov 27 09:05:49 eule kernel: Buffer I/O error on device sr2, logical 
> block 5
> Nov 27 09:05:49 eule kernel: Buffer I/O error on device sr2, logical 
> block 6
> Nov 27 09:05:49 eule kernel: Buffer I/O error on device sr2, logical 
> block 7
> Nov 27 09:05:49 eule kernel: end_request: I/O error, dev sr2, sector 0
> Nov 27 09:05:49 eule kernel: Buffer I/O error on device sr2, logical 
> block 0
> Nov 27 09:05:49 eule kernel: Buffer I/O error on device sr2, logical 
> block 1
> 
> ls -l /dev/sr2
> brw-rw----+ 1 root disk 11, 2 Nov 27 09:02 /dev/sr2
> 
When you do the "id" command as your normal user, are you a member of the "disk" 
group? What are the permissions on the other players, I assume there are sr0 and 
sr1 devices as well.

-- 
Bill Davidsen <davidsen at tmr.com>
   "We have more to fear from the bungling of the incompetent than from
the machinations of the wicked."  - from Slashdot