From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752553Ab3GIRvO (ORCPT ); Tue, 9 Jul 2013 13:51:14 -0400 Received: from mail.linuxfoundation.org ([140.211.169.12]:35722 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752179Ab3GIRvN (ORCPT ); Tue, 9 Jul 2013 13:51:13 -0400 Date: Tue, 9 Jul 2013 10:51:41 -0700 From: Andrew Morton To: Glauber Costa Cc: Michal Hocko , Dave Chinner , linux-mm@kvack.org, LKML Subject: Re: linux-next: slab shrinkers: BUG at mm/list_lru.c:92 Message-Id: <20130709105141.54ee6e86.akpm@linux-foundation.org> In-Reply-To: <20130709173407.GA9188@localhost.localdomain> References: <20130701012558.GB27780@dastard> <20130701075005.GA28765@dhcp22.suse.cz> <20130701081056.GA4072@dastard> <20130702092200.GB16815@dhcp22.suse.cz> <20130702121947.GE14996@dastard> <20130702124427.GG16815@dhcp22.suse.cz> <20130703112403.GP14996@dastard> <20130704163643.GF7833@dhcp22.suse.cz> <20130708125352.GC20149@dhcp22.suse.cz> <20130708140419.d9079dd67111090beb6cef3d@linux-foundation.org> <20130709173407.GA9188@localhost.localdomain> X-Mailer: Sylpheed 2.7.1 (GTK+ 2.18.9; x86_64-redhat-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, 9 Jul 2013 21:34:08 +0400 Glauber Costa wrote: > On Mon, Jul 08, 2013 at 02:04:19PM -0700, Andrew Morton wrote: > > On Mon, 8 Jul 2013 14:53:52 +0200 Michal Hocko wrote: > > > > > > Good news! The test was running since morning and it didn't hang nor > > > > crashed. So this really looks like the right fix. It will run also > > > > during weekend to be 100% sure. But I guess it is safe to say > > > > > > Hmm, it seems I was too optimistic or we have yet another issue here (I > > > guess the later is more probable). > > > > > > The weekend testing got stuck as well. > > > > > > The dmesg shows there were some hung tasks: > > > > That looks like the classic "we lost an IO completion" trace. > > > > I think it would be prudent to defer these patches into 3.12. > Agree. > > Will they still in -mm, or do I have to resend ? No, I don't intend to drop them from -mm. From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from psmtp.com (na3sys010amx205.postini.com [74.125.245.205]) by kanga.kvack.org (Postfix) with SMTP id 0C1BF6B0033 for ; Tue, 9 Jul 2013 13:51:13 -0400 (EDT) Date: Tue, 9 Jul 2013 10:51:41 -0700 From: Andrew Morton Subject: Re: linux-next: slab shrinkers: BUG at mm/list_lru.c:92 Message-Id: <20130709105141.54ee6e86.akpm@linux-foundation.org> In-Reply-To: <20130709173407.GA9188@localhost.localdomain> References: <20130701012558.GB27780@dastard> <20130701075005.GA28765@dhcp22.suse.cz> <20130701081056.GA4072@dastard> <20130702092200.GB16815@dhcp22.suse.cz> <20130702121947.GE14996@dastard> <20130702124427.GG16815@dhcp22.suse.cz> <20130703112403.GP14996@dastard> <20130704163643.GF7833@dhcp22.suse.cz> <20130708125352.GC20149@dhcp22.suse.cz> <20130708140419.d9079dd67111090beb6cef3d@linux-foundation.org> <20130709173407.GA9188@localhost.localdomain> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: owner-linux-mm@kvack.org List-ID: To: Glauber Costa Cc: Michal Hocko , Dave Chinner , linux-mm@kvack.org, LKML On Tue, 9 Jul 2013 21:34:08 +0400 Glauber Costa wrote: > On Mon, Jul 08, 2013 at 02:04:19PM -0700, Andrew Morton wrote: > > On Mon, 8 Jul 2013 14:53:52 +0200 Michal Hocko wrote: > > > > > > Good news! The test was running since morning and it didn't hang nor > > > > crashed. So this really looks like the right fix. It will run also > > > > during weekend to be 100% sure. But I guess it is safe to say > > > > > > Hmm, it seems I was too optimistic or we have yet another issue here (I > > > guess the later is more probable). > > > > > > The weekend testing got stuck as well. > > > > > > The dmesg shows there were some hung tasks: > > > > That looks like the classic "we lost an IO completion" trace. > > > > I think it would be prudent to defer these patches into 3.12. > Agree. > > Will they still in -mm, or do I have to resend ? No, I don't intend to drop them from -mm. -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org