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SubjectRe: [ 286.547348] BUG: unable to handle kernel paging request at 6b6b6b6b
Jeff Chua wrote:
> On Wed, Jan 7, 2009 at 8:27 PM, Heiko Carstens
> <heiko.carstens@de.ibm.com> wrote:
>
>> On Wed, Jan 07, 2009 at 07:36:57PM +0800, Jeff Chua wrote:
>>
>>> On Wed, Jan 7, 2009 at 5:19 PM, Pekka Enberg <penberg@cs.helsinki.fi> wrote:
>>>
>>>> On Wed, 2009-01-07 at 10:15 +0100, Heiko Carstens wrote:
>>>>
>>>>> I missed to convert disable_nonboot_cpus to
>>>>> stop_machine_create/destroy.
>>>>> So it's a use before-even-allocated bug.
>>>>> The patch below should hopefully fix it:
>>>>> Subject: [PATCH] cpu hotplug: add stop_machine_create/destroy to disable_nonboot_cpus
>>>>>
>>>> Looks good to me!
>>>>
>>> This also fixes the suspend-to-ram/disk problem. Without it, the
>>> system will just hang.
>>>
>
>
>> Did you also see the reboot problem and does the patch fix it for you?
>>
>
> I never had problem with rebooting. Just suspend hanging which is
> really annoying ... walking away and come back hours later and
> realized that the suspend is hanging and having to do a hard boot.
>
> Thanks,
> Jeff.
>
>
Man!! I missed this whole conversation
(passed out, too tired);
I'll go ahead and apply the patch and let you
know If I get the freeze at shutdown.
Then I'm still interested in knowing
how to take a debug messages and dissect
it to find the exact location of the problem.
(but could do that later);

regards;

Justin P. Mattock


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