Re: [Bug #15004] i915: *ERROR* Execbuf while wedged

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On Mon, 8 Feb 2010 15:39:50 -0800
Jesse Barnes <jbarnes@xxxxxxxxxxxxxxxx> wrote:

> On Mon, 8 Feb 2010 15:00:44 -0500
> Chris Mason <chris.mason@xxxxxxxxxx> wrote:
> 
> > On Mon, Feb 08, 2010 at 09:35:51AM -0800, Jesse Barnes wrote:
> > > > 
> > > > Ok, updating to rc7 and updating my xf86 driver to 2.10 seems to
> > > > have fixed up my suspend/resume problems.  So, I should be able
> > > > to trigger the execbuf problem again.
> > > 
> > > I've heard some reports that the 2D driver introduces and fixes
> > > hangs, so it's possible 2.10 will fix both issues for you.
> > > 
> > > > Well, the rebooting isn't a huge deal, but if there's something
> > > > I can track/kick or force to core dump, would it help?
> > > 
> > > We do have a test in intel-gpu-tools that will instigate a hang,
> > > but it would be best to figure out what's causing it in your
> > > environment.
> > > 
> > 
> > [63516.632060] [drm:i915_hangcheck_elapsed] *ERROR* Hangcheck timer
> > elapsed... GPU hung [63516.632069] render error detected, EIR:
> > 0x00000000 [63516.632092] [drm:i915_do_wait_request] *ERROR*
> > i915_do_wait_request returns -5 (awaiting 2590581 at 2590579)
> > 
> > So, this popped up while surfing in firefox, which is usually where
> > I hit the execbuf errors.  X was totally stuck afterwards, but I
> > could switch to a vc and get the dmesg.
> > 
> > If there are specific procs that I can try to get traces of, just
> > let me know for next time.
> 
> Hm, EIR is clear so this may be a failure of our hangcheck timer.
> 
> Chris Wilson saw these recently too; hoping he has ideas.

The kernel bz was updated with a patch to libdrm that fixed this issue
for at least one user.  Can you confirm?

Thanks,
-- 
Jesse Barnes, Intel Open Source Technology Center
--
To unsubscribe from this list: send the line "unsubscribe kernel-testers" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html

[Index of Archives]     [Linux USB Devel]     [Video for Linux]     [Linux Audio Users]     [Yosemite News]     [Linux Kernel]     [Linux SCSI]

  Powered by Linux