Subject: Re: 2.6.31-git5 kernel boot hangs on powerpc

From: Tejun Heo <[email-masked]>
Date: Thu, 24 Sep 2009 21:59:31 +0900

Sachin Sant wrote:
> Tejun Heo wrote:
>> Can you please apply the attached patch and see whether anything
>> interesting shows up in the kernel log?
>>   
> Thanks Tejun for the debug patch. Attached here are the relevant logs.
> The only messages related to percpu in the logs are
> 
> <6>PERCPU: Embedded 2 pages/cpu @c000000001200000 s100232 r0 d30840 u524288
> <7>pcpu-alloc: s100232 r0 d30840 u524288 alloc=1*1048576
> <7>pcpu-alloc: [0] 0 1
> The captured logs are with latest git.

Hmm... that means it wasn't caused by rogue percpu pointer access.
Pleast wait a bit.  I'll try to reproduce it.

Thanks.

-- 
tejun