linux-kernel - Re: [PATCH] rds: Error on offset mismatch if not loopback

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Message-Id: <20120921.132045.951559071646755065.davem@davemloft.net>
Date:	Fri, 21 Sep 2012 13:20:45 -0400 (EDT)
From:	David Miller <davem@...emloft.net>
To:	jjolly@...e.com
Cc:	linux-kernel@...r.kernel.org, venkat.x.venkatsubra@...cle.com,
	netdev@...r.kernel.org
Subject: Re: [PATCH] rds: Error on offset mismatch if not loopback

From: John Jolly <jjolly@...e.com>
Date: Thu, 20 Sep 2012 01:11:34 -0600

> Attempting an rds connection from the IP address of an IPoIB interface
> to itself causes a kernel panic due to a BUG_ON() being triggered. Making
> the test less strict allows rds-ping to work without crashing the machine.
> 
> A local unprivileged user could use this flaw to crash the sytem.

Please read Documentation/SubmittingPatches to learn how to properly
submit a change, in particular your patch submission was missing a
proper signoff.

Thanks.
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