[CentOS] CentOS 6.6: Webcam problem

Mon Nov 3 14:45:02 UTC 2014
Akemi Yagi <amyagi at gmail.com>

On Sun, Nov 2, 2014 at 10:57 AM, Akemi Yagi <amyagi at gmail.com> wrote:
> On Sun, Nov 2, 2014 at 12:50 AM, Ron Yorston <rmy at tigress.co.uk> wrote:
>> bax bax wrote:
>>>Hi I have a lenovo w530 laptop with integrated camera.  with the new
>>>kernel 2.6.32-504.el6.x86_64 webcam dont' works on /var/log/messages
>>>i can see:  localhost kernel: uvcvideo: Failed to submit URB 0 (-28).
>>>If I boot with old kernels webcam is ok can I fix it? can someone file
>>>a bug report? thanks
>>
>> I'm seeing the same problem on three different machines.  The last kernel
>> that works is 2.6.32-431.23.3.  I've raised a bug report with Red Hat:
>>
>>    https://bugzilla.redhat.com/show_bug.cgi?id=1158988
>>
>> Ron
>
> Because the RH BZ is not open to the public, could you update the
> status here with any progress?
>
> In the meantime, I will work on the bug report submitted to the CentOS
> bug tracker:
>
> http://bugs.centos.org/view.php?id=7815

Problem resolved. Please see the above bug report for details.
Briefly, the issue was caused by a regression in the -504 kernel.
There is a known patch for that.

Perhaps, Ron can update the RH bugzilla with this info so that the
upstream kernel gets fixed.

Akemi