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Message-ID: <b647ffbd0807110446y4ce1d7b0l7c8e0517a2da3672@mail.gmail.com>
Date: Fri, 11 Jul 2008 13:46:26 +0200
From: "Dmitry Adamushko" <dmitry.adamushko@gmail.com>
To: "Vegard Nossum" <vegard.nossum@gmail.com>
Subject: Re: v2.6.26-rc9: kernel BUG at kernel/sched.c:5858!
Cc: Yanmin <yanmin_zhang@linux.intel.com>,
       "Rusty Russell" <rusty@rustcorp.com.au>, "Ingo Molnar" <mingo@elte.hu>,
       "Peter Zijlstra" <a.p.zijlstra@chello.nl>,
       "Dhaval Giani" <dhaval@linux.vnet.ibm.com>,
       "Gautham R Shenoy" <ego@in.ibm.com>,
       "Heiko Carstens" <heiko.carstens@de.ibm.com>, miaox@cn.fujitsu.com,
       "Lai Jiangshan" <laijs@cn.fujitsu.com>, "Avi Kivity" <avi@qumranet.com>,
       linux-kernel@vger.kernel.org
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2008/7/11 Vegard Nossum <vegard.nossum@gmail.com>:
> [ ... ]
>
> Ok, now I tested it on my laptop (sorry, no serial console :-)) and I
> get a spinlock recursion.

Not reproduceable without my debugging patch and with Miao's?


> Sorry for bad pics, but it's the best I can
> do with the camera at hand:
>
> http://folk.uio.no/vegardno/linux/DSC04925.JPG
> http://folk.uio.no/vegardno/linux/DSC04926.JPG
> http://folk.uio.no/vegardno/linux/DSC04927.JPG (probably best pic, but
> some of the msg is cut off, see pic #1 instead)
>
> Should I use Miao Xie's patch as well?

My debugging patch already includes it.

Ok, so this initial problem is reproduceable on your laptop? I did try
to get it on my dual-core laptop without success. Maybe you could send
me your config-spec (offline) and your test scripts?
Then we could stop crashing your PCs :-)


>
> Thanks,
>
>
> Vegard
>

-- 
Best regards,
Dmitry Adamushko