From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753411Ab3LNLPW (ORCPT ); Sat, 14 Dec 2013 06:15:22 -0500 Received: from smtp2.it.da.ut.ee ([193.40.5.67]:53920 "EHLO smtp2.it.da.ut.ee" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752126Ab3LNLPV (ORCPT ); Sat, 14 Dec 2013 06:15:21 -0500 Date: Sat, 14 Dec 2013 13:15:15 +0200 (EET) From: Meelis Roos To: Peter Hurley cc: Christoph Lameter , Ethan Zhao , alokk@calsoftinc.com, shobhit@calsoftinc.com, LKML Subject: Re: [PATCH] mm/slab.c: check pointer slabp before using it in alloc_slabmgmt() In-Reply-To: <52A73EF9.4050105@hurleysoftware.com> Message-ID: References: <1386495533-413-1-git-send-email-ethan.kernel@gmail.com> <00000142d82085d4-edeac9e1-d603-458f-9ceb-904e2b706679-000000@email.amazonses.com> <00000142dd262a23-776dfc34-c3e4-4229-8684-d99131a2f758-000000@email.amazonses.com> <52A73EF9.4050105@hurleysoftware.com> User-Agent: Alpine 1.00 (SOC 882 2007-12-20) MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org > > On Tue, 10 Dec 2013, Ethan Zhao wrote: > > > > > No, stable 3.12.4 and 3.12.3 need this patch. 3.13RC doesn't > > > need it anymore. > > > > Hmmm.. Then this commit may have fixed it: > > Cross-threaded from [Re: Slab BUG with DEBUG_* options ] > > On 12/08/2013 10:00 AM, Meelis Roos wrote: > > ldata alloc change + your second slab patch + slab debug: hang on boot > > after > > console [tty0] enabled, bootconsole disabled > > (after that, I should see all the dmesg again on serial but I do not). > > Meelis, > > Please grab this patch below and see if it fixes your 'hang on boot' > with Christoph's other slab patch + slab debug. Tried it on top of 3.12 + second slab patch + ldata alloc change, and lsab debug conf. No change - still hangs on boot. -- Meelis Roos (mroos@linux.ee)