Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1759453AbZABXMy (ORCPT ); Fri, 2 Jan 2009 18:12:54 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1753307AbZABXMq (ORCPT ); Fri, 2 Jan 2009 18:12:46 -0500 Received: from mail.gmx.net ([213.165.64.20]:40915 "HELO mail.gmx.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with SMTP id S1751995AbZABXMp (ORCPT ); Fri, 2 Jan 2009 18:12:45 -0500 X-Authenticated: #704063 X-Provags-ID: V01U2FsdGVkX1++loJ90bW+2qovG7wrr5h3bClFfHVXuTHr8J0fsK nrUZJAEL1LGmMp Date: Sat, 3 Jan 2009 00:12:39 +0100 From: Eric Sesterhenn To: "Paul E. McKenney" Cc: Kamalesh Babulal , linux-kernel@vger.kernel.org, josh@freedesktop.org, dipankar@in.ibm.com Subject: Re: [BUG] NULL pointer deref with rcutorture Message-ID: <20090102231239.GA19778@alice> References: <20090102111819.GC6088@alice> <20090102175853.GC6842@linux.vnet.ibm.com> <20090102185303.GC5743@linux.vnet.ibm.com> <20090102195326.GF6842@linux.vnet.ibm.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <20090102195326.GF6842@linux.vnet.ibm.com> X-Editor: Vim http://www.vim.org/ X-Info: http://www.snake-basket.de X-Operating-System: Linux/2.6.28-rc9-00057-g8960223 (x86_64) X-Uptime: 00:09:05 up 13:21, 8 users, load average: 0.18, 0.41, 0.42 User-Agent: Mutt/1.5.16 (2007-06-09) X-Y-GMX-Trusted: 0 X-FuHaFi: 0.55 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1453 Lines: 37 * Paul E. McKenney (paulmck@linux.vnet.ibm.com) wrote: > On Sat, Jan 03, 2009 at 12:23:03AM +0530, Kamalesh Babulal wrote: > > * Paul E. McKenney [2009-01-02 09:58:53]: > > > > > On Fri, Jan 02, 2009 at 12:18:19PM +0100, Eric Sesterhenn wrote: > > > > Hi, > > > > > > > > modprobing rcutorture and removing it again gives me the following oops: > > > > > > This looks similar to something that Kamalesh ran into a few weeks ago. > > > > > > Kamalesh, did the fixes for that make it to 2.6.28? > > > > > > Thanx, Paul > > > > > > > Hi Paul, > > > > The fix was available in linux-next from Dec 23 2008 (commit 392ddc32982a5c661dd90dd49a3cb37f1c68b782 > > 'bio: add support for inlining a number of bio_vecs inside the bio') and it has be pushed for merger in 2.6.29. > > Thank you, Kamalesh! > > Eric, could you please try applying the above commit and see if the > problem reproduces? I tried to apply the patch from http://git.kernel.dk/?p=linux-2.6-block.git;a=commitdiff_plain;h=392ddc32982a5c661dd90dd49a3cb37f1c68b782;hp=bb799ca0202a360fa74d5f17039b9100caebdde7 but get a message that it is already applied. Seems i already got that one. Greetings, Eric -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/