[Intel-gfx] On SNB: Hangcheck timer elapsed... GPU hung

[Ivan Bulatovic]

On Tue, 2011-02-15 at 11:46 +1000, Ted Phelps wrote: 
> Hi Andy,
> 
> Andi Kleen writes:
> > Ted Phelps <phelps at gnusto.com> writes:
> > 
> > > Apologies if this is a known issue, but I haven't been able to convince
> > > myself that someone is looking after it.  I've been seeing this issue
> > > with Linux kernel 2.6.37, 2.6.38-rc4 and the most recent merge of Linus's
> > > git tree and drm-intel-fixes.  I'm happy to provide more information,
> > > apply patches, run tools, read code, as requested.
> > 
> > Do you use displayport dual-head? I had this problem with dual head.
> > No such issue with only a single monitor.
> 
> I'm using only one head attached to the DVI connector.
> 
> Thanks,
> -Ted
> _______________________________________________
> Intel-gfx mailing list
> Intel-gfx at lists.freedesktop.org
> http://lists.freedesktop.org/mailman/listinfo/intel-gfx

I have this problem also on 2.6.38-rc5 (and before, but I havent saw any
dmesg printk's regarding this problem until I've added a few more
debugging options in .config).

[   52.053633] [drm:i915_hangcheck_elapsed] *ERROR* Hangcheck timer
elapsed... GPU hung
[   52.054122] [drm:i915_do_wait_request] *ERROR* i915_do_wait_request
returns -11 (awaiting 5459 at 5443, next 5460)
[   52.054338] [drm:init_ring_common] *ERROR* render ring initialization
failed ctl 0001f003 head 00000000 tail 00000000 start 00000000
[   58.195594] [drm:i915_hangcheck_elapsed] *ERROR* Hangcheck timer
elapsed... GPU hung
[   58.195606] [drm:kick_ring] *ERROR* Kicking stuck semaphore on blt
ring
[   62.697289] [drm:i915_hangcheck_elapsed] *ERROR* Hangcheck timer
elapsed... GPU hung
[   62.697300] [drm:kick_ring] *ERROR* Kicking stuck semaphore on blt
ring
[   67.198995] [drm:i915_hangcheck_elapsed] *ERROR* Hangcheck timer
elapsed... GPU hung
[   67.199005] [drm:kick_ring] *ERROR* Kicking stuck semaphore on blt
ring
[   71.700722] [drm:i915_hangcheck_elapsed] *ERROR* Hangcheck timer
elapsed... GPU hung
[   71.700733] [drm:kick_ring] *ERROR* Kicking stuck semaphore on blt
ring
[   76.202425] [drm:i915_hangcheck_elapsed] *ERROR* Hangcheck timer
elapsed... GPU hung
[   76.202436] [drm:kick_ring] *ERROR* Kicking stuck semaphore on blt
ring
[   80.903635] [drm:i915_hangcheck_elapsed] *ERROR* Hangcheck timer
elapsed... GPU hung
[   80.903662] [drm:i915_do_wait_request] *ERROR* i915_do_wait_request
returns -11 (awaiting 5477 at 5031, next 6205)
[   88.677879] [drm:i915_hangcheck_elapsed] *ERROR* Hangcheck timer
elapsed... GPU hung
[   88.678366] [drm:i915_do_wait_request] *ERROR* i915_do_wait_request
returns -11 (awaiting 7544 at 7492, next 7545)
[   88.679558] [drm:init_ring_common] *ERROR* render ring initialization
failed ctl 00000000 head 00000000 tail 00000000 start 00000000
[   95.099161] [drm:i915_hangcheck_elapsed] *ERROR* Hangcheck timer
elapsed... GPU hung
[   95.099173] [drm:kick_ring] *ERROR* Kicking stuck semaphore on blt
ring
[   96.599722] [drm:i915_hangcheck_elapsed] *ERROR* Hangcheck timer
elapsed... GPU hung
[   96.599736] [drm:i915_do_wait_request] *ERROR* i915_do_wait_request
returns -11 (awaiting 9177 at 7538, next 9178)

i5 2400 here.

Also I have only one monitor connected via HDMI.