Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S934541Ab2J3Uf6 (ORCPT ); Tue, 30 Oct 2012 16:35:58 -0400 Received: from mail-ee0-f46.google.com ([74.125.83.46]:50076 "EHLO mail-ee0-f46.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S934528Ab2J3Ufx convert rfc822-to-8bit (ORCPT ); Tue, 30 Oct 2012 16:35:53 -0400 From: Maciej Rutecki Reply-To: maciej.rutecki@gmail.com To: "Rafael J. Wysocki" , wujianguo@huawei.com Subject: Re: [REGRESSION] 3.7-rc2 kernel BUG at kernel/power/snapshot.c:517! Date: Tue, 30 Oct 2012 21:35:48 +0100 User-Agent: KMail/1.13.7 (Linux/3.6.1; KDE/4.8.4; x86_64; ; ) Cc: Linux Kernel Mailing List , jiang.liu@huawei.com, akpm@linux-foundation.org References: <201210211712.28571.maciej.rutecki@gmail.com> <201210282212.50282.maciej.rutecki@gmail.com> <1552872.pfLgNj3qcY@vostro.rjw.lan> In-Reply-To: <1552872.pfLgNj3qcY@vostro.rjw.lan> MIME-Version: 1.0 Content-Type: Text/Plain; charset="utf-8" Content-Transfer-Encoding: 8BIT Message-Id: <201210302135.48585.maciej.rutecki@gmail.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2229 Lines: 68 On niedziela, 28 października 2012 o 22:45:26 Rafael J. Wysocki wrote: > On Sunday, October 28, 2012 10:12:49 PM Maciej Rutecki wrote: > > On niedziela, 21 października 2012 o 17:12:28 Maciej Rutecki wrote: > > > Error: kernel BUG at kernel/power/snapshot.c:517! > > > > > > Last known good: 3.6.1 > > > Bad: 3.7-rc2 > > > > > > Steps to reproduce: > > > 1. Boot system with 3.7-rc2 kernel > > > 2. Try suspend to disk (s2ram works OK) > > > > > > System dies on message: > > > http://mrutecki.pl/download/kernel/3.7-rc2/swinka/DSCN0280.jpg > > > > > > lspci: > > > http://mrutecki.pl/download/kernel/3.7-rc2/swinka/lspci.txt > > > > > > dmesg: > > > http://mrutecki.pl/download/kernel/3.7-rc2/swinka/dmesg-3.7-rc2.txt > > > > Still present in -rc3 > > This appears to be a memory allocation error and I have no idea what > the reason of it is. > > Any chance to bisect? 7f1290f2f2a4d2c3f1b7ce8e87256e052ca23125 is the first bad commit commit 7f1290f2f2a4d2c3f1b7ce8e87256e052ca23125 Author: Jianguo Wu Date: Mon Oct 8 16:33:06 2012 -0700 mm: fix-up zone present pages Signed-off-by: Jianguo Wu Signed-off-by: Jiang Liu Reported-by: Petr Tesarik Tested-by: Petr Tesarik Cc: "Luck, Tony" Cc: Mel Gorman Cc: Yinghai Lu Cc: Minchan Kim Cc: Johannes Weiner Cc: David Rientjes Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds Description says: "This patch intends to fix-up zone->present_pages when memory are freed to buddy system on x86_64 and IA64 platforms." but I use 32 bit kernel Revert this commit solves problem. Regards PS. Between Oct. 31-Nov. 4 I'm offline. -- Maciej Rutecki http://www.mrutecki.pl -- 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/