linux-kernel - Re: NULL pointer dereference in inode_has

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Message-ID: <alpine.LFD.2.00.1106090815020.4138@dhcp-27-109.brq.redhat.com>
Date:	Thu, 9 Jun 2011 08:15:48 +0200 (CEST)
From:	Lukas Czerner <lczerner@...hat.com>
To:	Andrew Morton <akpm@...ux-foundation.org>
cc:	Lukas Czerner <lczerner@...hat.com>, linux-kernel@...r.kernel.org,
	Eric Paris <eparis@...hat.com>,
	linux-security-module@...r.kernel.org
Subject: Re: NULL pointer dereference in inode_has_perm() while setquota

On Wed, 8 Jun 2011, Andrew Morton wrote:

> On Wed, 1 Jun 2011 10:35:51 +0200 (CEST)
> Lukas Czerner <lczerner@...hat.com> wrote:
> 
> > I was running xfstests on ext4 filesystem and I have run into NULL
> > pointer dereference in inode_has_perm() while running test no. 234. This
> > is on kernel 3.0.0-rc1.
> 
> Is this a regression?  Was 2.6.39 OK?
> 
> Thanks.
> 

I suppose, since I have never seen that bug before, however I am going
to retest.

Thanks!
-Lukas
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