Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755532Ab0BJQpu (ORCPT ); Wed, 10 Feb 2010 11:45:50 -0500 Received: from outbound-mail-01.bluehost.com ([69.89.21.11]:32831 "HELO outbound-mail-01.bluehost.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with SMTP id S1755084Ab0BJQps (ORCPT ); Wed, 10 Feb 2010 11:45:48 -0500 DomainKey-Signature: a=rsa-sha1; q=dns; c=nofws; s=default; d=virtuousgeek.org; h=Received:Date:From:To:Cc:Subject:Message-ID:In-Reply-To:References:X-Mailer:Mime-Version:Content-Type:Content-Transfer-Encoding:X-Identified-User; b=UWaKatyVB8tiuY6rsmBj4p/haebn+5/H0oZm37WEjVwk3ay9dz3S9R+fOm1bBeADCxDv3c4vQ3ijNSUXbN1Z4GyDloOtETYjH43Bv8TQZUf3CQF6cpVmhQnjn8KcU+6i; Date: Wed, 10 Feb 2010 08:44:22 -0800 From: Jesse Barnes To: Jesse Barnes Cc: Chris Mason , "Rafael J. Wysocki" , Linux Kernel Mailing List , Kernel Testers List , Chris Wilson , tomas m Subject: Re: [Bug #15004] i915: *ERROR* Execbuf while wedged Message-ID: <20100210084422.0132c0b1@jbarnes-piketon> In-Reply-To: <20100208153950.73f4e9a5@jbarnes-piketon> References: <20100205110100.57852c31@jbarnes-piketon> <20100205190916.GD2858@think> <20100205111747.6619b09b@jbarnes-piketon> <20100208172410.GA11311@think> <20100208093551.58a10643@jbarnes-piketon> <20100208200044.GA2677@think> <20100208153950.73f4e9a5@jbarnes-piketon> X-Mailer: Claws Mail 3.7.2 (GTK+ 2.18.3; x86_64-pc-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-Identified-User: {10642:box514.bluehost.com:virtuous:virtuousgeek.org} {sentby:smtp auth 75.111.28.251 authed with jbarnes@virtuousgeek.org} Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2014 Lines: 50 On Mon, 8 Feb 2010 15:39:50 -0800 Jesse Barnes wrote: > On Mon, 8 Feb 2010 15:00:44 -0500 > Chris Mason 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 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/