Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756794Ab1CWWal (ORCPT ); Wed, 23 Mar 2011 18:30:41 -0400 Received: from mail-iy0-f174.google.com ([209.85.210.174]:50997 "EHLO mail-iy0-f174.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756707Ab1CWWak convert rfc822-to-8bit (ORCPT ); Wed, 23 Mar 2011 18:30:40 -0400 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :cc:content-type:content-transfer-encoding; b=JyIqi3G9nr5PR6EE7Eh4P+D6Fgt9OHMMBTKnx5gRZMPwVoXwqrt1s07SdW0BMvh0I2 ziSogJVNfmEO7+QHDpk0L/yXn1UOF51q/yDJhjmu1WeXku0lCuU74rgp9rva+eoDdPvu 4gSl1yKeZKfegRnfYbZkp268klwz7A4pElV5I= MIME-Version: 1.0 In-Reply-To: <201103232322.52485.rjw@sisk.pl> References: <201103232311.38889.rjw@sisk.pl> <201103232322.52485.rjw@sisk.pl> Date: Wed, 23 Mar 2011 23:30:39 +0100 Message-ID: Subject: Re: Corrupted files after suspend to disk From: richard -rw- weinberger To: "Rafael J. Wysocki" Cc: LKML , linux-pm@lists.linux-foundation.org Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 8BIT Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2920 Lines: 79 On Wed, Mar 23, 2011 at 11:22 PM, Rafael J. Wysocki wrote: > On Wednesday, March 23, 2011, richard -rw- weinberger wrote: >> On Wed, Mar 23, 2011 at 11:11 PM, Rafael J. Wysocki wrote: >> > 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? >> >> It's a 32-bit system. >> cmp shows that the corrupted files differ in many bytes (not scattered). >> The corrupted bytes are always 0 or 252. > > Do I understand correctly that the files apparently corrupted after resume > are not corrupted any more when you reboot? Yes. Seems like a cache issue. > Rafael > -- > 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/ > -- Thanks, //richard -- 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/