On Thursday, 22 of May 2008, Zdenek Kabelac wrote:
quoted text
> Hello Rafael
> 
> 2008/5/4 Rafael J. Wysocki <rjw@sisk.pl>:
> > On Sunday, 4 of May 2008, Zdenek Kabelac wrote:
> >> Hello
> >
> > Hi,
> >
> >> With recent 2.6.25 & 2.6.26-rc1 git (around 1 week) I get occasionally
> >> complete freeze of my T61 during suspend. (dual core, 2GB).
> >
> > How reproducible is this?
> >
> 
> The problem happens still even with -rc3. Now I've an update:
> 
> Usually I've to run the machine for couple hours to actually be able
> to hit this lock.
> (Usually after a day work when I want to leave)
> 
> I've also noticed that when I run the suspend after the reboot I
> usually cannot see the suspend freeze - mostly because either the
> mashine crashes from other ooops or I do another reboot.
> 
> 
> >> I'm running kernel with no_console_suspend - but all I can see is
> >> blinking cursor on an empty screen - thus even when I run kernel with
> >> most debug options turned on, I can't pass more details so far.  I run
> 
> I've figured out, it was caused by some weird Fedora setting, so
> adding  kernel.printk = 8  to sysctl.conf  fixed the issue for me.
> 
> >> suspend with with SD card in - so maybe some update in the MMC driver
> >> might be responsible for this ?
> > (1) The problem occurs without no_console_suspend.
> > (2) The problem occurs without the SD card.
> 
> SD card or no_console_suspend option doesn't matter
> 
> This is what I've seen as the last thing on the screen when deadlock
> appeared this time:
> (no SD card inserted)
> 
> ====
> Freezing remaining freezable tasks ... (elapsed 0.00 seconds) done.
> PM: Entering mem sleep
> drm card0: class suspend
> drm_sysfs_suspend

Hm, what kind of graphics adapter is there in your box?

Rafael
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