Messages in this thread | | | From | "Rafael J. Wysocki" <> | Subject | Re: Suspend to memory is freezing my machine | Date | Sun, 25 May 2008 14:24:48 +0200 |
| |
On Sunday, 25 of May 2008, Zdenek Kabelac wrote: > 2008/5/24 Rafael J. Wysocki <rjw@sisk.pl>: > > 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? > > > > > After some more checking - I guess this information actually is not > useful at all :(. > It looks like even when the suspend is succesful - the line: > ACPI: PCI interrupt for device 0000:00:02.0 disabled > is alway the last one visible. > > I'll try to get figure out a better way how to invoke the lock. > > And my graphics adapter is: > 00:02.0 VGA compatible controller: Intel Corporation Mobile > GM965/GL960 Integrated Graphics Controller (rev 0c) (prog-if 00 [VGA > controller])
If you use s2ram, please check if "echo mem > /sys/power/state" works instead.
Thanks, Rafael
| |