The attached log shouldn't result in a dead X server - it's the rather harmless forcewake warning when reading certain debugfs files. Please grab the next hang.
Thanks, Daniel On Thu, Oct 13, 2011 at 16:55, Dieter Mummenschanz <mummensch...@gmx.net> wrote: > hi daniel, > > roger that. the last x death however was not preceeded by a gpu hang (see > message log, dmesg.log also attached). Maybe I ran into something different > than experienced before.No i915_error_state was logged. I remember I ran into > something similar a couple of days ago and someone provided a patch that > seemed to work. however I have no idea if the patch has been included in the > latest Dave's latest drm-next git. > > Oct 13 16:40:22 gonzo kernel: WARNING: at drivers/gpu/drm/i915/i915_drv.c:354 > gen6_gt_force_wake_get+0x1f/0x3c [i915]() > Oct 13 16:40:22 gonzo kernel: Hardware name: 4236NGG > Oct 13 16:40:22 gonzo kernel: Modules linked in: i915 fbcon font bitblit > softcursor drm_kms_helper drm fb fbdev snd_hda_codec_conexant thinkpad_acpi > nvram e1000e iwlagn intel_agp cfbcopyarea intel_gtt video snd_hda_intel > backlight agpgart snd_hda_codec cfbimgblt cfbfillrect > Oct 13 16:40:22 gonzo kernel: Pid: 5164, comm: cat Not tainted 3.1.0-rc4+ #1 > Oct 13 16:40:22 gonzo kernel: Call Trace: > Oct 13 16:40:22 gonzo kernel: [<ffffffff8102fcf2>] ? > warn_slowpath_common+0x78/0x8c > Oct 13 16:40:22 gonzo kernel: [<ffffffffa00ff484>] ? > gen6_gt_force_wake_get+0x1f/0x3c [i915] > Oct 13 16:40:22 gonzo kernel: [<ffffffffa0108d0e>] ? > i915_rstdby_delays+0x2e/0x77 [i915] > Oct 13 16:40:22 gonzo kernel: [<ffffffff810ba9d1>] ? seq_read+0x16e/0x355 > Oct 13 16:40:22 gonzo kernel: [<ffffffff810a1eaa>] ? vfs_read+0xac/0x126 > Oct 13 16:40:22 gonzo kernel: [<ffffffff810a1f69>] ? sys_read+0x45/0x6e > Oct 13 16:40:22 gonzo kernel: [<ffffffff813b3c7b>] ? > system_call_fastpath+0x16/0x1b > Oct 13 16:40:22 gonzo kernel: ---[ end trace 056b0c70c095c365 ]--- > > Regards, > Dieter > > -------- Original-Nachricht -------- >> Datum: Thu, 13 Oct 2011 16:00:23 +0200 >> Von: Daniel Vetter <dan...@ffwll.ch> >> An: Dieter Mummenschanz <mummensch...@gmx.net> >> CC: intel-gfx@lists.freedesktop.org >> Betreff: Re: [Intel-gfx] Â frequent x crashes with gen6/sna > >> On Thu, Oct 13, 2011 at 03:45:22PM +0200, Dieter Mummenschanz wrote: >> > hello, >> > >> > using latest drm-core-next git from Dave Airlie as well as the latest >> xf86-video-intel git my system (Sandybridge Mobile (GT2+)) still hangs >> frequently right before X dies. This happens every time the GPU is under >> considerable stress, like decoding a va-api stream and running OpenGL apps >> at the >> same time. >> > syslog records the hang: >> > >> > kernel: [drm:i915_hangcheck_elapsed] *ERROR* Hangcheck timer elapsed... >> GPU hung >> > kernel: [drm] capturing error event; look for more information in >> /debug/dri/0/i915_error_state >> > kernel: [drm:i915_wait_request] *ERROR* i915_wait_request returns -11 >> (awaiting 3263296 at 3263293, next 3263297) >> > >> > after 3-4 seconds the system resumes normal following the X crash a >> couple of minutes later: >> > kernel: [drm:ironlake_update_pch_refclk] *ERROR* enabling SSC on PCH >> > kernel: [drm:ironlake_update_pch_refclk] *ERROR* enabling SSC on PCH >> > >> > gpu related module opts are: >> > i915.i915_enable_rc6=1 pcie_aspm=force i915.i915_enable_fbc=1 >> i915.lvds_downclock=1 >> > >> > at least rc6 enabled is mandatory for me since I ran a mobile gpu. >> > >> > any ideas? >> >> We have (unfortunately) still a few outstanding issues. To check whether >> yours is new, please attach the full dmesg and the i915_error_state of the >> gpu hang. >> >> Thanks, Daniel >> -- >> Daniel Vetter >> Mail: dan...@ffwll.ch >> Mobile: +41 (0)79 365 57 48 > > -- > Empfehlen Sie GMX DSL Ihren Freunden und Bekannten und wir > belohnen Sie mit bis zu 50,- Euro! https://freundschaftswerbung.gmx.de > > _______________________________________________ > Intel-gfx mailing list > Intel-gfx@lists.freedesktop.org > http://lists.freedesktop.org/mailman/listinfo/intel-gfx > > -- Daniel Vetter daniel.vet...@ffwll.ch - +41 (0) 79 364 57 48 - http://blog.ffwll.ch _______________________________________________ Intel-gfx mailing list Intel-gfx@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/intel-gfx
