From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754992AbaEORvp (ORCPT ); Thu, 15 May 2014 13:51:45 -0400 Received: from smtp2.Stanford.EDU ([171.67.219.82]:56417 "EHLO smtp.stanford.edu" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1753139AbaEORvo (ORCPT ); Thu, 15 May 2014 13:51:44 -0400 Message-ID: <5374FE9D.9020900@localhost> Date: Thu, 15 May 2014 10:51:25 -0700 From: Fernando Lopez-Lezcano User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:24.0) Gecko/20100101 Thunderbird/24.5.0 MIME-Version: 1.0 To: Sebastian Andrzej Siewior , Fernando Lopez-Lezcano CC: linux-rt-users , LKML , Thomas Gleixner , rostedt@goodmis.org, John Kacur Subject: Re: [ANNOUNCE] 3.14-rt1 References: <20140411185739.GA6644@linutronix.de> <535BFAF0.5090306@localhost> <20140502113703.GE9178@linutronix.de> In-Reply-To: <20140502113703.GE9178@linutronix.de> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 05/02/2014 04:37 AM, Sebastian Andrzej Siewior wrote: > * Fernando Lopez-Lezcano | 2014-04-26 11:29:04 [-0700]: > >> Saw this a moment ago (3.14.1 + rt1, Fedora 19 laptop - I think I >> have seen something similar in 3.12.x-r): > > Yes, you did: https://lkml.org/lkml/2014/3/7/163 > You did not test I've sent. Care to do so? I did patch my kernel and (I think) I did not see the problem again. I did get some very occassional hangs that seemed to be video related but I think I could not see what had caused them. >> Apr 26 11:16:11 localhost kernel: [ 96.323248] ------------[ cut >> here ]------------ >> Apr 26 11:16:11 localhost kernel: [ 96.323262] WARNING: CPU: 0 PID: >> 2051 at lib/list_debug.c:59 __list_del_entry+0xa1/0xd0() >> Apr 26 11:16:11 localhost kernel: [ 96.323264] list_del corruption. >> prev->next should be ffff8802101196a0, but was 0000000000000001 >> Apr 26 11:16:11 localhost kernel: [ 96.323266] Modules linked in: > > and please send backtrace information properly formatted. This is > terrible hard to read. Sorry about that, I will attach files in the future. I re-patched 3.14.3-rt5 with a slightly tweaked version of you patch. Will see what happens and report back. -- Fernando