Re: [stable] 2.6.35-rc3 -- kernel BUG at mm/vmalloc.c:216! -invalid opcode: 0000 [#1] PREEMPT SMP DEBUG_PAGEALLOC
From: Greg KH
Date: Thu Jun 24 2010 - 13:03:54 EST
On Thu, Jun 24, 2010 at 09:50:23AM +0200, Tejun Heo wrote:
> On 06/24/2010 09:45 AM, Xiaotian Feng wrote:
> >> It's probably the same bug Cliff Wickman reported.
> >> per_cpu_ptr_to_phys() was using wrong first chunk match logic which
> >> ends up passing wrong addresses to vmalloc_to_page(). I have the
> >> following fix patch queued in percpu#for-linus branch and was waiting
> >> for Linus to come back.
> >> http://git.kernel.org/?p=linux/kernel/git/tj/percpu.git;a=commitdiff_plain;h=9983b6f0cf8263e51bcf4c8a9dc0c1ef175b3c60;hp=a92d3ff9e5dbd958d8008a3e7a573e988e370ca3
> >> Can you please verify the above patch fixes the problem?
> > Yes, that patch fixes the problem on my box, thanks.
> Thanks for verifying. Greg, we'll have to wait till Linus comes back
> for mainline but maybe it's a good idea to put this into -stable queue
> early? It's a rather straight forward bug fix and unlikely to be
Sorry, I need to wait until the patch is in Linus's tree.
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