linux-kernel - Re: NULL pointer dereference in inode_has

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Message-ID: <alpine.LFD.2.00.1106090946550.4138@dhcp-27-109.brq.redhat.com>
Date:	Thu, 9 Jun 2011 09:47:42 +0200 (CEST)
From:	Lukas Czerner <lczerner@...hat.com>
To:	Lukas Czerner <lczerner@...hat.com>
cc:	Andrew Morton <akpm@...ux-foundation.org>,
	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 Thu, 9 Jun 2011, Lukas Czerner wrote:

> 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
> 

I am not able to reproduce it on 3.0.0-rc2, so I guess it got fixed
already.

-Lukas
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