Date: Wed, 7 Jan 2009 13:27:28 +0100
From: Heiko Carstens <heiko.carstens@de.ibm.com>
To: Jeff Chua <jeff.chua.linux@gmail.com>
Cc: Pekka Enberg <penberg@cs.helsinki.fi>,
       "Justin P. Mattock" <justinmattock@gmail.com>,
       linux-kernel@vger.kernel.org, Rusty Russell <rusty@rustcorp.com.au>
Subject: Re: [ 286.547348] BUG: unable to handle kernel paging request at
	6b6b6b6b
Message-ID: <20090107122728.GB4633@osiris.boeblingen.de.ibm.com>
References: <4963F368.7080909@gmail.com> <84144f020901062248j5d406656wb21130d914c7749d@mail.gmail.com> <84144f020901070030k6fb888f6n84255078e4885d28@mail.gmail.com> <20090107091534.GA4633@osiris.boeblingen.de.ibm.com> <1231319946.14720.7.camel@penberg-laptop> <b6a2187b0901070336u1cb0bc94i1e47a68d8ea671c@mail.gmail.com>
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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.
> 
> Thanks for the fix.

Did you also see the reboot problem and does the patch fix it for you?
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