linux-kernel - Re: [PATCH] Security: List corruption occured during file system automation test

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Message-ID: <20140813123021.GX18016@ZenIV.linux.org.uk>
Date:	Wed, 13 Aug 2014 13:30:22 +0100
From:	Al Viro <viro@...IV.linux.org.uk>
To:	shivnandan.k@...sung.com
Cc:	sds@...ho.nsa.gov, james.l.morris@...cle.com,
	eparis@...isplace.org, selinux@...ho.nsa.gov, cpgs@...sung.com,
	ashish.kalra@...sung.com, mohammad.a2@...sung.com,
	rajat.suri@...sung.com, shiv.jnumca08@...il.com,
	linux-kernel@...r.kernel.org, vidushi.koul@...sung.com,
	narendra.m1@...sung.com
Subject: Re: [PATCH] Security: List corruption occured during file system
 automation test

On Wed, Aug 13, 2014 at 05:04:13PM +0530, shivnandan.k@...sung.com wrote:
> From: Shivnandan Kumar <shivnandan.k@...sung.com>
> 
> List element was freed by  inode_free_security and then it uses rcu
> element to point inode_free_rcu, since it inside a union so it
> shares memory, sb_finish_set_opts now also try to free list element,

How in hell does it find that element?
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