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SubjectRe: Corrupted files after suspend to disk
Date
On Wednesday, March 23, 2011, richard -rw- weinberger wrote:
> 2011/3/23 Rafael J. Wysocki <rjw@sisk.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.

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


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