From: "Rafael J. Wysocki" <rjw@sisk.pl>
To: Andreas Hartmann <andihartmann@01019freenet.de>
Cc: Dave Jones <davej@redhat.com>, Jiri Kosina <jkosina@suse.cz>,
"richard -rw- weinberger" <richard.weinberger@gmail.com>,
linux-kernel@vger.kernel.org, keithp@keithp.com
Subject: Re: Corrupted files after suspend to disk
Date: Tue, 13 Mar 2012 22:52:06 +0100 [thread overview]
Message-ID: <201203132252.06417.rjw@sisk.pl> (raw)
In-Reply-To: <4F5F0C59.3000400@01019freenet.de>
On Tuesday, March 13, 2012, Andreas Hartmann wrote:
> Dave Jones wrote:
> > On Mon, Mar 12, 2012 at 02:24:00PM +0100, Andreas Hartmann wrote:
> >
> > > >>>>> This is happening to me as well. Something like 1 resume out of 5 goes
> > > >>>>> wrong this very same way.
> > > >>>>>
> > > >>>>> This is thinkpad x200s.
> > > >>>>>
> > > >>>>> All the userspace is segfaulting all over the place (most frequently in
> > > >>>>> libselinux for some reason).
> > > >>>>>
> > > >>>>> I am not able to verify the 'drop_caches' theory, as I can't invoke a
> > > >>>>> single command that wouldn't crash.
> > > >>>>
> > > >>>> The question is how should we proceed?
> > > >>>> I've reported this issue one year (!!!) ago.
> > > >>>
> > > >>> Hmm, 3.3-rcX seems to be the first version when it started to happen to
> > > >>> me. I take it that you have seen this also with 3.2? 3.1?
> > > >>
> > > >> Quote from my very first email:
> > > >> "I'm facing a very strange problem on my netbook (Lenovo Ideapad S10)
> > > >> running Linux 2.6.37.4."
> > > >
> > > > So we both seem to have Lenovos at least. I thus wanted to verify whether
> > > > the problem will trigger with thinkpad_acpi removed, but it oopsed while
> > > > rmmoding :) I will start looking into this right away.
> > > >
> > > > Is your system using thinkpad_acpi as well?
> > >
> > > I dont't think, that it is lenovo related as I'm having a MSI machine.
> > >
> > > https://bugzilla.novell.com/show_bug.cgi?id=732908
> > >
> > > Following the link, you are able to compare the used chips - maybe there
> > > are some equal components?
> >
> > This looks like the i915 corruption problem mentioned in a few other threads.
> >
> > if you compare the hexdump of the good/bad files, you find that the corruption
> > happens in 8x 4 byte writes of either 0x00000000 or 0x00aaaaaa.
> >
> > KeithP clued me in last week that that looks like an ARGB pixel quad, so these
> > writes are likely 8 pixel strips.
>
> Thanks Dave. I disabled i915 (with nomodeset) and voila, the problem
> disappears. As I already know, that the problem isn't X-related (I saw
> it even without any X involved, only with runlevel 3 and nothing more),
> the problem seems to be now narrowed down to the relevant component.
I wonder what's the kernel command line you can reproduce the problem with?
Rafael
next prev parent reply other threads:[~2012-03-13 21:47 UTC|newest]
Thread overview: 46+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-03-23 16:31 Corrupted files after suspend to disk richard -rw- weinberger
2011-03-23 20:36 ` Rafael J. Wysocki
2011-03-23 21:49 ` richard -rw- weinberger
2011-03-23 22:11 ` Rafael J. Wysocki
2011-03-23 22:16 ` richard -rw- weinberger
2011-03-23 22:22 ` Rafael J. Wysocki
2011-03-23 22:30 ` richard -rw- weinberger
2011-03-23 23:00 ` Rafael J. Wysocki
2011-03-24 10:16 ` richard -rw- weinberger
2011-03-24 19:37 ` richard -rw- weinberger
2011-03-24 22:30 ` Rafael J. Wysocki
2012-02-16 10:52 ` richard -rw- weinberger
2012-02-16 16:30 ` Dave Jones
2012-02-16 21:51 ` Rafael J. Wysocki
2012-02-16 22:26 ` [linux-pm] " Alan Stern
2012-02-16 23:07 ` richard -rw- weinberger
2012-02-16 23:16 ` Rafael J. Wysocki
2012-02-16 23:22 ` richard -rw- weinberger
2012-03-06 20:03 ` Andreas Hartmann
2012-03-06 23:54 ` Andreas Hartmann
2012-03-07 10:27 ` richard -rw- weinberger
2012-03-07 11:05 ` Andreas Hartmann
2012-03-12 12:03 ` Jiri Kosina
2012-03-12 12:23 ` richard -rw- weinberger
2012-03-12 12:30 ` Jiri Kosina
2012-03-12 12:58 ` richard -rw- weinberger
2012-03-12 13:03 ` Jiri Kosina
2012-03-12 13:24 ` Andreas Hartmann
2012-03-12 21:49 ` Dave Jones
2012-03-12 21:56 ` richard -rw- weinberger
2012-03-13 8:59 ` Andreas Hartmann
2012-03-13 21:52 ` Rafael J. Wysocki [this message]
2012-03-13 22:27 ` Andreas Hartmann
2012-03-14 0:06 ` Rafael J. Wysocki
2012-03-14 7:05 ` Andreas Hartmann
2012-03-16 15:19 ` richard -rw- weinberger
2012-03-28 22:12 ` Jiri Kosina
2012-03-28 22:18 ` Dave Jones
2012-03-28 22:49 ` Keith Packard
2012-03-29 15:23 ` Jiri Kosina
2012-03-31 20:21 ` Jiri Kosina
2012-03-12 21:38 ` richard -rw- weinberger
2012-03-12 13:36 ` Andreas Hartmann
2012-02-16 23:27 ` Eric Sandeen
2012-02-16 23:37 ` richard -rw- weinberger
2011-03-23 22:33 ` richard -rw- weinberger
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