Messages in this thread | | | From | "Rafael J. Wysocki" <> | Subject | Re: Suspend to memory is freezing my machine | Date | Sat, 24 May 2008 23:01:25 +0200 |
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On Thursday, 22 of May 2008, Zdenek Kabelac wrote: > 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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