linux-kernel - Re: Corrupted files after suspend to disk

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Date:	Wed, 23 Mar 2011 22:49:44 +0100
From:	richard -rw- weinberger <richard.weinberger@...il.com>
To:	"Rafael J. Wysocki" <rjw@...k.pl>
Cc:	LKML <linux-kernel@...r.kernel.org>,
	linux-pm@...ts.linux-foundation.org
Subject: Re: Corrupted files after suspend to disk

2011/3/23 Rafael J. Wysocki <rjw@...k.pl>:
> 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.

Maybe it's an issue like this one?
https://lkml.org/lkml/2010/12/2/339

> Thanks,
> Rafael
>

-- 
Thanks,
//richard
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