Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756475Ab1CBX5a (ORCPT ); Wed, 2 Mar 2011 18:57:30 -0500 Received: from smtp1.linux-foundation.org ([140.211.169.13]:42597 "EHLO smtp1.linux-foundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756119Ab1CBX53 (ORCPT ); Wed, 2 Mar 2011 18:57:29 -0500 Date: Wed, 2 Mar 2011 15:56:48 -0800 From: Andrew Morton To: Paolo Ornati Cc: Linux Kernel Mailing List , dri-devel@lists.freedesktop.org Subject: Re: [2.6.38-rc6] G965: i915 Hangcheck timer elapsed... GPU hung (not reproducible) Message-Id: <20110302155648.421f0292.akpm@linux-foundation.org> In-Reply-To: <20110227101041.6b864352@gmail.com> References: <20110227101041.6b864352@gmail.com> X-Mailer: Sylpheed 3.0.2 (GTK+ 2.20.1; x86_64-pc-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2523 Lines: 51 (cc dri-devel) A post-2.6.37 regression. On Sun, 27 Feb 2011 10:10:41 +0100 Paolo Ornati wrote: > Today I got this while starting a video in SMplayer (MPlayer) with > 2.6.38-rc6-00113-g4662db4: > > [ 830.880014] [drm:i915_hangcheck_elapsed] *ERROR* Hangcheck timer elapsed... GPU hung > [ 830.880736] [drm:i915_do_wait_request] *ERROR* i915_do_wait_request returns -11 (awaiting 174895 at 174857, next 174896) > [ 830.881093] [drm:init_ring_common] *ERROR* render ring initialization failed ctl 00000000 head 00000000 tail 00000000 start 00000000 > [ 831.379079] [drm:i915_do_wait_request] *ERROR* something (likely vbetool) disabled interrupts, re-enabling > [ 831.399099] [drm:i915_do_wait_request] *ERROR* something (likely vbetool) disabled interrupts, re-enabling > ... > [ 837.392012] [drm:i915_hangcheck_elapsed] *ERROR* Hangcheck timer elapsed... GPU hung > [ 837.392038] [drm:i915_do_wait_request] *ERROR* i915_do_wait_request returns -11 (awaiting 175016 at 174857, next 175022) > [ 837.392491] [drm:init_ring_common] *ERROR* render ring initialization failed ctl 00000000 head 00000000 tail 00000000 start 00000000 > [ 837.537479] [drm:i915_do_wait_request] *ERROR* something (likely vbetool) disabled interrupts, re-enabling > [ 837.543285] [drm:i915_do_wait_request] *ERROR* something (likely vbetool) disabled interrupts, re-enabling > ... > [ 839.040011] [drm:i915_hangcheck_elapsed] *ERROR* Hangcheck timer elapsed... GPU hung > [ 839.040034] [drm:i915_do_wait_request] *ERROR* i915_do_wait_request returns -11 (awaiting 175022 at 174857, next 175122) > [ 839.040364] [drm:i915_reset] *ERROR* GPU hanging too fast, declaring wedged! > [ 839.040367] [drm:i915_reset] *ERROR* Failed to reset chip. > > Screen was almost freezed, cursor was stuck but the machine was alive > and I was able to use SysRq to kill X and try to restart it (but that > didn't help). > > I don't remember anything similar in recent kernels (<= 2.6.37) and got > this only once with 2.6.38-rcX. > > Environment at the time of the GPU crash: > KDE4 (without "Desktop Effects") > Chromium > Claws Mail > Dolphin > ccached make -j3 on a just pulled linux-tree (so I/O bound) > SMPlayer/Mplayer (just launched) > > Assorted logs attached. > -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/