From: Andres Freund <andres@anarazel.de>
To: Jarek Poplawski <jarkao2@gmail.com>
Subject: Re: Soft-Lockup/Race in networking in 2.6.31-rc1+195 ( possibly?caused by netem)
Date: Tue, 7 Jul 2009 15:22:06 +0200
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Cc: Joao Correia <joaomiguelcorreia@gmail.com>,
       Arun R Bharadwaj <arun@linux.vnet.ibm.com>,
       Thomas Gleixner <tglx@linutronix.de>,
       Stephen Hemminger <shemminger@vyatta.com>, netdev@vger.kernel.org,
       LKML <linux-kernel@vger.kernel.org>
References: <200907031326.21822.andres@anarazel.de> <a5d9929e0907070340y63280508t92e6c7e4ce464994@mail.gmail.com> <20090707131803.GA6520@ami.dom.local>
In-Reply-To: <20090707131803.GA6520@ami.dom.local>
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On Tuesday 07 July 2009 15:18:03 Jarek Poplawski wrote:
> On Tue, Jul 07, 2009 at 11:40:16AM +0100, Joao Correia wrote:
> > I am now running 2.6.31-rc2 for a couple of hours, no freeze.
> > Let me know what/if i can help with tracking down the original source
> > of the problem.
> OK, so we know it's only about timers. Here is another tiny patch
> (the previous one should be removed), which could tell (with oops) if
> there's something while migrating. Anyway, the bug should be back :-(
How do we know this? It still could be a race uncovered by timer migration, 
right?

Andres

PS: You forgot the patch ;-)
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