Hi! > > > Please boot the kernel with "2" appended to the command line, so the system > > > goes to the 2nd runlevel (ie. without network servers and X). Then log in > > > as root, do "echo 8 > /proc/sys/kernel/printk" and > > > "echo disk > /sys/power/state". The system should suspend to disk and power > > > off the machine. If it doesn't do that (ie. if it returns to the shell > > > immediately), please do "dmesg > dmesg.log" and send the dmesg.log file > > > to me. > > > > The system didn't power off, it returned to the shell. I attached dmesg. > > Thanks. > > Pavel, it looks like we have a problem with the CPU suspend on this box: > > acpi acpi: freeze > PM: snapshotting memory. > Class driver suspend failed for cpu0 > Could not power down device &q->lock: error -22 > Some devices failed to power down, aborting suspend > acpi acpi: resuming That looks like cpufreq/acpi, no? Can we get bugzilla.kernel.org report? Can you try without acpi processor and cpufreq? Pavel -- (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html