From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932468Ab2HHIuN (ORCPT ); Wed, 8 Aug 2012 04:50:13 -0400 Received: from mga01.intel.com ([192.55.52.88]:36307 "EHLO mga01.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757854Ab2HHIuK (ORCPT ); Wed, 8 Aug 2012 04:50:10 -0400 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="4.77,732,1336374000"; d="scan'208";a="194516028" Date: Wed, 8 Aug 2012 16:50:05 +0800 From: Fengguang Wu To: Sasha Levin Cc: Al Viro , "linux-kernel@vger.kernel.org" , Dave Jones Subject: Re: mq: INFO: possible circular locking dependency detected Message-ID: <20120808085005.GA20927@localhost> References: <501D0093.2090108@gmail.com> <20120806063433.GW23464@ZenIV.linux.org.uk> <50212C34.8030204@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <50212C34.8030204@gmail.com> User-Agent: Mutt/1.5.21 (2010-09-15) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Aug 07, 2012 at 04:54:44PM +0200, Sasha Levin wrote: > On 08/06/2012 08:34 AM, Al Viro wrote: > > On Sat, Aug 04, 2012 at 12:59:31PM +0200, Sasha Levin wrote: > >> Hi all, > >> > >> While fuzzing with trinity inside a KVM tools guest, using latest -next kernel, I've stumbled on the dump below. > >> > >> I think this is the result of commit 765927b2 ("switch dentry_open() to struct path, make it grab references itself"). > > > > Not quite, actually - back then the order didn't matter; > > unfortunately, I'd missed that place when porting Jan's series, > > which made these ordered. > > > > Anyway, see today's vfs.git#for-linus; that should be dealt with > > there. > > > > Yup, that did it. It works for me, too. Thanks, Fengguang