Re: suspending to disk on FC6 not working

Rafael J. Wysocki
2006-09-26T22:26:30Z

On Wednesday, 27 September 2006 00:15, Pavel Machek wrote:
> 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?

Ah, it may be the same bug as http://bugzilla.kernel.org/show_bug.cgi?id=7188

> Can you try without acpi processor and cpufreq?

First, please try to remove the acpi_cpufreq module before the suspend.

Greetings,
Rafael

--
You never change things by fighting the existing reality.
R. Buckminster Fuller