From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933773Ab0EZCvz (ORCPT ); Tue, 25 May 2010 22:51:55 -0400 Received: from 27.mail-out.ovh.net ([91.121.30.210]:40059 "HELO 27.mail-out.ovh.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with SMTP id S932105Ab0EZCvy (ORCPT ); Tue, 25 May 2010 22:51:54 -0400 Message-ID: <4BFC8CC5.2000906@example.com> Date: Wed, 26 May 2010 04:51:49 +0200 From: Piotr Hosowicz Reply-To: piotr@hosowicz.com Organization: hosowicz.com User-Agent: Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.1.9) Gecko/20100515 Icedove/3.0.4 MIME-Version: 1.0 To: piotr@hosowicz.com CC: Peter Zijlstra , Ingo Molnar , linux-kernel@vger.kernel.org, Jens Axboe , Divyesh Shah , Andrew Morton Subject: Re: BUG: using smp_processor_id() in preemptible [00000000] code: icedove-bin/5449 References: <4BF9EC69.5030709@example.com> <1274777422.5882.591.camel@twins> <20100525094347.GA7881@elte.hu> <4BFB9F0A.9040803@example.com> <1274781655.5882.765.camel@twins> <4BFBA0F8.9090908@example.com> <4BFBA6A2.4070405@example.com> <4BFBDAF3.3020504@example.com> <4BFBE004.5060101@example.com> <1274798197.5882.1491.camel@twins> <4BFBE357.2040602@example.com> <1274804101.5882.1805.camel@twins> <4BFBFF34.1030907@example.com> <4BFC820B.3060206@example.com> In-Reply-To: <4BFC820B.3060206@example.com> Content-Type: text/plain; charset=ISO-8859-2; format=flowed Content-Transfer-Encoding: 8bit X-Ovh-Tracer-Id: 10162091084378435954 X-Ovh-Remote: 83.6.191.44 (abbb44.neoplus.adsl.tpnet.pl) X-Ovh-Local: 213.186.33.20 (ns0.ovh.net) X-Spam-Check: DONE|U 0.5/N Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 26.05.2010 04:06, Piotr Hosowicz wrote: > On 25.05.2010 18:47, Piotr Hosowicz wrote: >> On 25.05.2010 18:15, Peter Zijlstra wrote: >>> On Tue, 2010-05-25 at 16:48 +0200, Piotr Hosowicz wrote: >>>> May 25 15:04:35 aapi205 kernel: [ 9694.523288] BUG: using >>>> smp_processor_id() in preemptible [00000000] code: shutdown/16256 >>>> May 25 15:04:35 aapi205 kernel: [ 9694.523296] caller is >>>> dqstats_inc+0x19/0x2c >>>> May 25 15:04:35 aapi205 kernel: [ 9694.523299] Pid: 16256, comm: >>>> shutdown Tainted: P W 2.6.34-20100524-1752-patched #1 >>>> May 25 15:04:35 aapi205 kernel: [ 9694.523301] Call Trace: >>>> May 25 15:04:35 aapi205 kernel: [ 9694.523308] [] >>>> debug_smp_processor_id+0xc7/0xe0 >>>> May 25 15:04:35 aapi205 kernel: [ 9694.523311] [] >>>> dqstats_inc+0x19/0x2c >>>> May 25 15:04:35 aapi205 kernel: [ 9694.523314] [] >>>> vfs_quota_sync+0x1b1/0x293 >>>> May 25 15:04:35 aapi205 kernel: [ 9694.523319] [] ? >>>> wake_up_process+0x10/0x12 >>> >>> That's a different issue, see: >>> >>> http://lkml.org/lkml/2010/5/22/164 >> >> I do not understand fully - does that mean I have to revert commit >> a7cf4145b? And how to do it? Let's assume I git-pulled the source. What >> should be next steps. > > Ok, my fault, now I know how to revert. But I still do not know if this > is the right solution you meant. In the meantime I build the kernel > after revert. Ok, I reverted the commit, built the kernel and rebooted - the problem is still the same during shutdown. Regards, Piotr Hosowicz -- - No wiesz, pijany i o trzeciej nad ranem wracasz do domu!? - A kto powiedział, że wracam? Po gitarę tylko przyszedłem. NP: Slash - Ghost (Feat. Ian Astbury) NB: 2.6.34-20100526-0324-pchd-and-revtd