From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756758Ab1CWWL1 (ORCPT ); Wed, 23 Mar 2011 18:11:27 -0400 Received: from ogre.sisk.pl ([217.79.144.158]:34210 "EHLO ogre.sisk.pl" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752063Ab1CWWL0 (ORCPT ); Wed, 23 Mar 2011 18:11:26 -0400 From: "Rafael J. Wysocki" To: "richard -rw- weinberger" Subject: Re: Corrupted files after suspend to disk Date: Wed, 23 Mar 2011 23:11:38 +0100 User-Agent: KMail/1.13.6 (Linux/2.6.38+; KDE/4.6.0; x86_64; ; ) Cc: LKML , linux-pm@lists.linux-foundation.org References: <201103232136.19091.rjw@sisk.pl> In-Reply-To: MIME-Version: 1.0 Content-Type: Text/Plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Message-Id: <201103232311.38889.rjw@sisk.pl> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wednesday, March 23, 2011, richard -rw- weinberger wrote: > 2011/3/23 Rafael J. Wysocki : > > On Wednesday, March 23, 2011, richard -rw- weinberger wrote: > >> Hi, > >> > >> I'm facing a very strange problem on my netbook (Lenovo Ideapad S10) > >> running Linux 2.6.37.4. > >> After resuming from s2disk some files are corrupted. > >> But when I reboot my netbook everything seems good again. > >> > >> When I saw the problem the first time the ls command segfaulted always. > >> I did a reboot and it worked again. > >> > >> A few days later zypper crashed. After a reboot it worked again. > >> And today ssh crashed. I looked a bit closer and saw it crashed > >> somewhere within libcrypto. > >> So I made copy libcrypto and rebooted. > >> After the reboot ssh worked again but libcrypto and the copy of it hat > >> a different sha1 sum! > >> WTF?! > >> > >> Is this a known issue? > > > > No. > > > >> dmesgs and config are attached. > >> > >> The used distribution is openSUSE 11.4 with suspend-0.80.20100129-7.1 > >> (default from suse). > >> I'm using ext3 as root filesystem. > >> What else do you need? > > > > Whatever you can do to narrow down the problem. At the moment I only know > > that it's there. > > I can reproduce the problem now. > After ~20 suspend and resume iterations aide finds corrupted files in /lib/. > It's always a very basic lib like libcrypto, libglib which is used all > the time on my system. Those files are never intentionally modified, right? > Maybe it's an issue like this one? > https://lkml.org/lkml/2010/12/2/339 It might have if that patch hadn't been merged before 2.6.37. Is the system 32-bit or 64-bit? Rafael