Hi! > >>> till I was running on 2.6.34-rc5-mm1 (mmotm) and earlier everything was > >>> fine. Now, I'm running 2.6.35-rc6-mm1 (.35-rc5-mm1 was the same) and > >>> sometimes when the computer (desktop) returns from S3, the CPU fan is > >>> running at full speed making a big noise. > >> > >> Just to add, full power cycle is needed to get rid of that. Warm reboot > >> is not enough. > > > > Seems like bios problem... Update bios? > > I don't think so, it had been working for more than 2 years before this > issue appeared. Well; if it survives warm reboot, then it looks like BIOS problem... > >>> I don't know how to debug that. Bisection is out of question -- it > >>> happens once in 10 or 20 cases. There are no fan entries in /sys. > > > > Well, doing 20 suspends in a row from a script should not be too bad. > > 20 is just a guess. I haven't seen it for pretty few days until the day > before yesterday. And it looks like CPU1 is brought up a half way. When > the fan was at full speed I tried: > echo 0 > /sys/devices/system/cpu/cpu1/online > and whole system freezed. Otherwise this commands succeeds. Ok, so this looks like the kernel problem, on the other hand. Two different problems? Pavel -- (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html -- To unsubscribe from this list: send the line "unsubscribe linux-acpi" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html