linux-kernel - Re: net: Use after free in dst

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Message-Id: <1448982288.3372279.454745393.4F634AAE@webmail.messagingengine.com>
Date:	Tue, 01 Dec 2015 16:04:48 +0100
From:	Hannes Frederic Sowa <hannes@...essinduktion.org>
To:	Sasha Levin <sasha.levin@...cle.com>, davem@...emloft.net,
	kuznet@....inr.ac.ru, yoshfuji@...ux-ipv6.org, kaber@...sh.net
Cc:	netdev@...r.kernel.org, LKML <linux-kernel@...r.kernel.org>,
	Eric Dumazet <edumazet@...gle.com>
Subject: Re: net: Use after free in dst_release on boot

Hi,

On Fri, Nov 27, 2015, at 21:48, Sasha Levin wrote:
> [  117.057618] BUG: KASAN: use-after-free in dst_release+0x9a/0xc0 at
> addr ffff8806cf7c7560
> 
> [  117.058566] Read of size 2 by task swapper/0/1
> 

Can you check if the following commit was already applied? net wasn't
merged into net-next for a while.

commit d69bbf88c8d0b367cf3e3a052f6daadf630ee566
Author: Eric Dumazet <edumazet@...gle.com>
Date:   Mon Nov 9 17:51:23 2015 -0800

    net: fix a race in dst_release()

Thanks,
Hannes
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