From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752243Ab0H0XS5 (ORCPT ); Fri, 27 Aug 2010 19:18:57 -0400 Received: from smtp1.linux-foundation.org ([140.211.169.13]:59874 "EHLO smtp1.linux-foundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751181Ab0H0XS4 (ORCPT ); Fri, 27 Aug 2010 19:18:56 -0400 Date: Fri, 27 Aug 2010 16:18:55 -0700 From: Andrew Morton To: linux-kernel@vger.kernel.org Subject: Re: mmotm 2010-08-27-15-43 uploaded Message-Id: <20100827161855.2d11ec9f.akpm@linux-foundation.org> In-Reply-To: <201008272313.o7RNDuGu021936@imap1.linux-foundation.org> References: <201008272313.o7RNDuGu021936@imap1.linux-foundation.org> X-Mailer: Sylpheed 2.4.8 (GTK+ 2.12.9; x86_64-pc-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 Fri, 27 Aug 2010 15:43:34 -0700 akpm@linux-foundation.org wrote: > The mm-of-the-moment snapshot 2010-08-27-15-43 has been uploaded to > > http://userweb.kernel.org/~akpm/mmotm/ This kernel generates a lockdep splat [ 90.709824] [ INFO: possible irq lock inversion dependency detected ] [ 90.709824] 2.6.36-rc2-mm1 #9 [ 90.709824] --------------------------------------------------------- [ 90.709824] kworker/0:1/0 just changed the state of lock: [ 90.709824] (&(&sighand->siglock)->rlock){-.....}, at: [] lock_task_sighand+0x9a/0xda [ 90.709824] but this lock took another, HARDIRQ-unsafe lock in the past: [ 90.709824] (&(&p->alloc_lock)->rlock){+.+...} due to oom-add-per-mm-oom-disable-count.patch. Otherwise, it's perfect.