From mboxrd@z Thu Jan  1 00:00:00 1970
From: John Dykstra <john.dykstra1@gmail.com>
Subject: Re: 2.6.31-rc2: Reported regressions from 2.6.30
Date: Thu, 09 Jul 2009 20:46:57 -0500
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	 <200907070325.51439.andres@anarazel.de>
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To: Andres Freund <andres@anarazel.de>
Cc: Eric Sesterhenn <eric.sesterhenn@lsexperts.de>, "Rafael J. Wysocki" <rjw@sisk.pl>, Linux Kernel Mailing List <linux-kernel@vger.kernel.org>, Adrian Bunk <bunk@kernel.org>, Andrew Morton <akpm@linux-foundation.org>, Linus Torvalds <torvalds@linux-foundation.org>, Natalie Protasevich <protasnb@gmail.com>, Kernel Testers List <kernel-testers@vger.kernel.org>, Network Development <netdev@vger.kernel.org>, Linux ACPI <linux-acpi@vger.kernel.org>, Linux PM List <linux-pm@lists.linux-foundation.org>, Linux SCSI List <linux-scsi@vger.kernel.org>, Linux Wireless List <linux-wireless@vger.kernel.org>, DRI <dri-devel@lists.sourceforge.net>

On Tue, 2009-07-07 at 03:25 +0200, Andres Freund wrote:
> There is also http://lkml.org/lkml/2009/6/30/398 : Soft-Lockup/Race
> in 
> networking in 2.6.31-rc1+195 (possibly caused by netem)

There is some similarity between this soft lockup and the one reported
in http://www.spinics.net/lists/netdev/msg100957.html.  In both, the
process is doing both sends and receives on raw sockets.

  --  John