From: Ingo Molnar <mingo@kernel.org>
To: Peter Zijlstra <peterz@infradead.org>
Cc: "Bruno Prémont" <bonbons@linux-vserver.org>,
"Eric W. Biederman" <ebiederm@xmission.com>,
linux-kernel@vger.kernel.org,
"Greg KH" <gregkh@linuxfoundation.org>,
"Linus Torvalds" <torvalds@linux-foundation.org>
Subject: Re: [3.4-rc1 crash]: NULL pointer deref in fs/sysfs/group.c:create_files -- sysctl related?
Date: Tue, 3 Apr 2012 08:02:52 +0200 [thread overview]
Message-ID: <20120403060252.GA27084@gmail.com> (raw)
In-Reply-To: <1333403193.2960.80.camel@laptop>
* Peter Zijlstra <peterz@infradead.org> wrote:
> On Mon, 2012-04-02 at 23:24 +0200, Peter Zijlstra wrote:
> > On Mon, 2012-04-02 at 21:34 +0200, Bruno Prémont wrote:
> > > > >> [ 0.996198] Pid: 1, comm: swapper/0 Not tainted 3.4.0-rc1-x86_64 #3 HP ProLiant DL360 G4
> >
> > Is this a netburst based space heater?
>
> In particular, does: https://lkml.org/lkml/2012/3/27/182 , sort it?
>
> Ingo, could you pick that one up and route it Linus wards?
Will do - but the underlying generic bug should be fixed as
well: we must not crash just because some attributes are missing
in a rarely used sub-driver ...
We should WARN_ON(), etc. - but not crash.
Thanks,
Ingo
next prev parent reply other threads:[~2012-04-03 6:02 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-04-02 14:27 [3.4-rc1 crash]: NULL pointer deref in fs/sysfs/group.c:create_files -- sysctl related? Bruno Prémont
2012-04-02 14:50 ` Bruno Prémont
2012-04-02 19:01 ` Eric W. Biederman
2012-04-02 19:34 ` Bruno Prémont
2012-04-02 20:04 ` David Ahern
2012-04-03 8:30 ` Jiri Olsa
2012-04-02 21:24 ` Peter Zijlstra
2012-04-02 21:46 ` Peter Zijlstra
2012-04-03 5:38 ` Bruno Prémont
2012-04-03 6:02 ` Ingo Molnar [this message]
2012-04-03 6:17 ` [PATCH] Prevent crash on missing sysfs attribute group Bruno Prémont
2012-04-03 6:31 ` Ingo Molnar
2012-04-03 7:11 ` Eric W. Biederman
2012-04-03 7:15 ` Ingo Molnar
2012-04-03 7:41 ` [PATCH v2] Prevent crash on unset sysfs group attributes Bruno Prémont
2012-04-03 7:51 ` Eric W. Biederman
2012-04-03 7:53 ` Ingo Molnar
2012-04-03 7:59 ` [PATCH v2a] sysfs: " Bruno Prémont
2012-04-03 8:06 ` Ingo Molnar
2012-04-03 7:50 ` [PATCH] Prevent crash on missing sysfs attribute group Eric W. Biederman
2012-04-03 8:04 ` Ingo Molnar
2012-04-03 8:52 ` Eric W. Biederman
2012-04-03 10:16 ` Ingo Molnar
2012-04-03 10:46 ` Eric W. Biederman
2012-04-03 22:34 ` Ingo Molnar
2012-04-03 14:27 ` Peter Zijlstra
2012-04-03 23:22 ` Eric W. Biederman
2012-04-03 23:26 ` Greg KH
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