From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755831AbZHVRLm (ORCPT ); Sat, 22 Aug 2009 13:11:42 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1754943AbZHVRLl (ORCPT ); Sat, 22 Aug 2009 13:11:41 -0400 Received: from mx1.redhat.com ([209.132.183.28]:64327 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752740AbZHVRLl (ORCPT ); Sat, 22 Aug 2009 13:11:41 -0400 Subject: Re: 2.6.31-rc6: Oops in fsnotify From: Eric Paris To: Grant Wilson Cc: Eric Paris , aviro@redhat.com, lkml In-Reply-To: <20090821072516.0ac7bbab@worthy.swandive.local> References: <20090820164818.6039c185@worthy.swandive.local> <7e0fb38c0908201922r6f9598f9ja95623ea6cf11254@mail.gmail.com> <20090821072516.0ac7bbab@worthy.swandive.local> Content-Type: text/plain Date: Sat, 22 Aug 2009 13:11:38 -0400 Message-Id: <1250961098.3126.1.camel@dhcp231-142.rdu.redhat.com> Mime-Version: 1.0 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, 2009-08-21 at 07:25 +0100, Grant Wilson wrote: > On Thu, 20 Aug 2009 22:22:34 -0400 > Eric Paris wrote: > > > I'll take a close look in the morning. I don't offhand see how this > > is possible without calling vfs_unlink on a negative dentry (does that > > even make sense?) > > > > What was the filesystem you are dealing with? Odd, very, odd (as with > > all the problems people find in my notify code) Do you still have the vmlinux file you built? Would you mind sending it to me along with your .config? It's actualy quite normal to get a negative dentry down in that code and it shouldn't cause a problem. I don't see any likely candidates about would like to try to figure out exactly where in fsnotify it hit that NULL.... -Eric