From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753935Ab0EaMKP (ORCPT ); Mon, 31 May 2010 08:10:15 -0400 Received: from alerce.vps.bitfolk.com ([212.13.194.134]:4517 "EHLO alerce.vps.bitfolk.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753383Ab0EaMKN (ORCPT ); Mon, 31 May 2010 08:10:13 -0400 Date: Mon, 31 May 2010 09:10:07 -0300 From: Leandro Lucarella To: Takashi Iwai Cc: linux-kernel@vger.kernel.org, dri-devel@lists.sourceforge.net Subject: Re: intel graphic card hanging (Hangcheck timer elapsed... GPU hung) Message-ID: <20100531121007.GX17817@burns.springfield.home> References: <20100531004450.GU17817@burns.springfield.home> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: X-Paranoid: Just because you're paranoid, don't mean they're not after you. User-Agent: Mutt/1.5.20 (2009-06-14) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Takashi Iwai, el 31 de mayo a las 08:46 me escribiste: > > > In the logs I see: > > > kernel: [ 2486.341227] [drm:i915_hangcheck_elapsed] *ERROR* Hangcheck > > > timer elapsed... GPU hung > > > kernel: [ 2486.341240] render error detected, EIR: 0x00000000 > > > kernel: [ 2486.341278] [drm:i915_do_wait_request] *ERROR* > > > i915_do_wait_request returns -5 (awaiting 113671 at 113604) > > > kernel: [ 2486.669008] [drm:i915_hangcheck_elapsed] *ERROR* Hangcheck > > > timer elapsed... GPU hung > > > kernel: [ 2486.669012] render error detected, EIR: 0x00000000 > > > > > > If you have any ideas how to fix/track/debug that please let me know, > > > same if you need more information. > > > > Hi. I just wanted to say that I was hitting this bug too. It seems to be > > a problem associated with xscreensaver and/or OpenGL. Looking for > > information on the web I found some bug report that said something about > > OpenGL (I can't find it now) so I tried deactivating xscreensaver and > > the system is working very stable, no GPU hungs in 10 days of uptime. > > When I had xscreensaver active the X server crashed in a couple of days > > and sometime I got the GPU hung error in dmesg but X didn't crashed. > > We've seen a similar hang with PineView when GLknots screensaver mode > is running. Run /usr/lib/xscreensaver/glknots, and the screen gets > frozen immediately (mouse works, so the rendering simply doesn't > work), and no way to recover until reboot. > > Reported at: > https://bugs.freedesktop.org/show_bug.cgi?id=28274 GLknots works fine (I tried a couple of times and I never got the GPU hung message in dmesg). BTW, X crashes when I have the error (or sometimes it gets rendering corruption, but continue working besides that). -- Leandro Lucarella (AKA luca) http://llucax.com.ar/ ---------------------------------------------------------------------- GPG Key: 5F5A8D05 (F8CD F9A7 BF00 5431 4145 104C 949E BFB6 5F5A 8D05) ---------------------------------------------------------------------- All evidence has been buried All tapes have been erased But your footsteps give you away So you're backtracking