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From: Tomas Winkler <tomas.winkler@intel.com>
To: Stefan Seyfried <stefan.seyfried@googlemail.com>
Cc: LKML <linux-kernel@vger.kernel.org>
Subject: Re: INTEL_MEI_ME=y breaks suspend on 3.10-rc3
Date: Mon, 3 Jun 2013 21:09:58 +0300	[thread overview]
Message-ID: <CA+i0qc4eEDjygde4+frqd51JutTDeoJ8mTp-K==gwG_7ghJwcw@mail.gmail.com> (raw)
In-Reply-To: <51ACD600.2020805@message-id.googlemail.com>

>
> > Or, to be more precise: it breaks resume.
> >
> > The machine seems to lock up hard after resume, then after a few seconds
> > it panics (caps lock blinking).
> >
> > Reproduced on ThinkPad X200s
> >
> > 00:03.0 0780: 8086:2a44 (rev 07)
> > Intel Corporation Mobile 4 Series Chipset MEI Controller
> >
> > Debugged with "init=/bin/bash no_console_suspend", I see lots of errors
> > from the mei_me driver, then finally the panic (some overflow maybe?).
> >
> > Unbinding the device before suspend fixes resume.
>
> I just noticed that I get the following message on unbinding:
>
> $ echo 0000:00:03.0 > /sys/bus/pci/drivers/mei_me/unbind
> $ dmesg|tail -2
> [ 1216.830034] mei_me 0000:00:03.0: stop
> [ 1216.837018] mei_me 0000:00:03.0: wait hw ready failed. status = 0x0
>
> not sure if this is related.
>
Thanks for the report I'm looking into it.

Thanks
Tomas

  reply	other threads:[~2013-06-03 18:10 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-06-03 17:38 INTEL_MEI_ME=y breaks suspend on 3.10-rc3 Stefan Seyfried
2013-06-03 17:44 ` Stefan Seyfried
2013-06-03 18:09   ` Tomas Winkler [this message]
2013-06-18 18:27     ` Stefan Seyfried
2013-06-19  8:52       ` Winkler, Tomas
2013-06-19  9:02         ` Stefan Seyfried
2013-06-29 19:46           ` Stefan Seyfried

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