linux-kernel - Re: Soft-Lockup/Race in networking in 2.6.31-rc1+195 ( possibly?caused by netem)

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Message-ID: <20090708224828.GD3666@ami.dom.local>
Date:	Thu, 9 Jul 2009 00:48:28 +0200
From:	Jarek Poplawski <jarkao2@...il.com>
To:	Andres Freund <andres@...razel.de>
Cc:	Joao Correia <joaomiguelcorreia@...il.com>,
	Arun R Bharadwaj <arun@...ux.vnet.ibm.com>,
	Thomas Gleixner <tglx@...utronix.de>,
	Stephen Hemminger <shemminger@...tta.com>,
	netdev@...r.kernel.org, LKML <linux-kernel@...r.kernel.org>
Subject: Re: Soft-Lockup/Race in networking in 2.6.31-rc1+195 (
	possibly?caused by netem)

On Thu, Jul 09, 2009 at 12:23:17AM +0200, Andres Freund wrote:
...
> Unfortunately this just yields the same backtraces during softlockup and not 
> earlier.
> I did not test without lockdep yet, but that should not have stopped the BUG 
> from appearing, right?

Since it looks like hrtimers now, these changes in timers shouldn't
matter. Let's wait for new ideas.

Thanks for testing anyway,
Jarek P.
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