From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753641AbZLUIzY (ORCPT ); Mon, 21 Dec 2009 03:55:24 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751257AbZLUIzX (ORCPT ); Mon, 21 Dec 2009 03:55:23 -0500 Received: from twilight.fidra.de ([88.198.14.164]:56564 "EHLO twilight.fidra.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752661AbZLUIzX (ORCPT ); Mon, 21 Dec 2009 03:55:23 -0500 From: Volker Lanz To: Yinghai Lu Subject: Re: [BISECTED, REGRESSION] Successful resume from suspend but freezes after I/O Date: Mon, 21 Dec 2009 09:54:59 +0100 User-Agent: KMail/1.12.2 (Linux/2.6.28-16-generic; KDE/4.3.2; x86_64; ; ) Cc: linux-kernel@vger.kernel.org, mingo@elte.hu References: <200912071856.48125.vl@fidra.de> <4B1D8A27.6050008@kernel.org> <200912080213.20502.vl@fidra.de> In-Reply-To: <200912080213.20502.vl@fidra.de> MIME-Version: 1.0 Content-Type: Text/Plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Message-Id: <200912210955.00086.vl@fidra.de> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tuesday 08 December 2009 02:13:20 Volker Lanz wrote: > On Tuesday 08 December 2009 00:05:11 Yinghai Lu wrote: > > the updated e820 table is the same to the one for 2.6.29... > > > > so could be some other patch cause the problem. > > > > please check if revert > > 2547089ca2db132e307ef68848ba029a8ec2f341 > > could help. > > I reverted to one commit before that, which would be > eaa959df299157e2640fcb3321537501b6afd9e6 > if I am not mistaken. I built and booted that kernel and could reproduce > the freeze with it (TBH this was not surprising to me, because I > originally pinned down the problem by bisecting the commits and this > commit is after the one bisecting found. Am I missing a detail here?) > > But strangely enough the freeze this time produced an oops before it locked > the machine. I couldn't save it to a file but took a picture. The > screenshot is here: > http://banane.volker-lanz.de/08122009013.jpg > The oops is _not _reproducable. After a reboot with this same kernel, a > suspend/resume cycle and some I/O the machine locks again without showing > the oops. > > Volker > Any news on this problem? Anything else I can do to help debug the situation? The prospect of being confined to distros with kernels < 2.6.29 for the next couple of years on this machine worries me, obviously. Volker -- Volker Lanz http://www.volker-lanz.de