Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753026Ab2HBOQY (ORCPT ); Thu, 2 Aug 2012 10:16:24 -0400 Received: from mail-bk0-f46.google.com ([209.85.214.46]:52184 "EHLO mail-bk0-f46.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751569Ab2HBOQW (ORCPT ); Thu, 2 Aug 2012 10:16:22 -0400 Message-ID: <501A8BD0.1000603@gmail.com> Date: Thu, 02 Aug 2012 16:16:48 +0200 From: Sasha Levin User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:14.0) Gecko/20120730 Thunderbird/14.0 MIME-Version: 1.0 To: Dave Jones , Ingo Molnar , Peter Zijlstra , Andrew Morton , tglx@linutronix.de, "linux-kernel@vger.kernel.org" Subject: Re: tasklist_lock lockdep warnings on 3.6 References: <500F954B.4010206@gmail.com> <20120802132605.GA27474@redhat.com> In-Reply-To: <20120802132605.GA27474@redhat.com> Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 998 Lines: 25 On 08/02/2012 03:26 PM, Dave Jones wrote: > On Mon, Jul 30, 2012 at 04:50:46PM +0200, Sasha Levin wrote: > > ping? > > > > I'm still seeing this on linux-next. > > Likewise, except I'm seeing it in Linus' tree since shortly after this merge window > began. (https://lkml.org/lkml/2012/7/24/443). > > I've spent all of this last week doing multiple attempts at bisecting this without success. > (It doesn't always show up, and even after running the test for over an hour before > marking a build 'good') > > Anyone ? > > Dave I've been able to hit this issue pretty much every time by hitting sysrq-t after about 10 seconds of fuzzing. It shows up in the middle of the sysrq-t spew. Unfortunately I didn't have time yet to try and bisect it. -- 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/