linux-kernel - Re: [ 286.547348] BUG: unable to handle kernel paging request at 6b6b6b6b

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Date:	Wed, 7 Jan 2009 19:36:57 +0800
From:	"Jeff Chua" <jeff.chua.linux@...il.com>
To:	"Pekka Enberg" <penberg@...helsinki.fi>
Cc:	"Heiko Carstens" <heiko.carstens@...ibm.com>,
	"Justin P. Mattock" <justinmattock@...il.com>,
	linux-kernel@...r.kernel.org,
	"Rusty Russell" <rusty@...tcorp.com.au>
Subject: Re: [ 286.547348] BUG: unable to handle kernel paging request at 6b6b6b6b

On Wed, Jan 7, 2009 at 5:19 PM, Pekka Enberg <penberg@...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.

Thanks for the fix.

Thanks,
Jeff.
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