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Date: Wed, 18 Jul 2007 01:07:00 -0700
From: Andrew Morton <akpm@linux-foundation.org>
To: Dhaval Giani <dhaval@linux.vnet.ibm.com>
Cc: Balbir Singh <balbir@in.ibm.com>,
       Srivatsa Vaddagiri <vatsa@linux.vnet.ibm.com>,
       linux-kernel@vger.kernel.org
Subject: Re: System hangs on running kernbench
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On Wed, 18 Jul 2007 13:26:48 +0530 Dhaval Giani <dhaval@linux.vnet.ibm.com> wrote:

> I was running kernbench on top of 2.6.22-rc6-mm1 and I got a Hangcheck
> alert (This is when kernbench reached make -j).

hm, never had a report of that before.  It's the first time I've seen
hangcheck produce anything useful, frankly.

Was the softlockup detector not enabled?

> Also make -j is hanging.

Please try to capture the full sysrq-T output when it is hung.