From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754117AbdBHPMB (ORCPT ); Wed, 8 Feb 2017 10:12:01 -0500 Received: from mail.linuxfoundation.org ([140.211.169.12]:39810 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754292AbdBHPL5 (ORCPT ); Wed, 8 Feb 2017 10:11:57 -0500 Date: Wed, 8 Feb 2017 14:23:52 +0100 From: Greg Kroah-Hartman To: Konstantin Khlebnikov Cc: linux-kernel@vger.kernel.org, Tejun Heo Subject: Re: [PATCH] kernfs: handle null pointers while printing node name and path Message-ID: <20170208132352.GB30518@kroah.com> References: <148655333504.426064.1880193250859194893.stgit@buzz> <20170208125121.GA27175@kroah.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.7.2 (2016-11-26) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, Feb 08, 2017 at 03:59:06PM +0300, Konstantin Khlebnikov wrote: > > > On 08.02.2017 15:51, Greg Kroah-Hartman wrote: > > On Wed, Feb 08, 2017 at 02:28:55PM +0300, Konstantin Khlebnikov wrote: > > > Null kernfs nodes could be found at cgroups during construction. > > > > Really? Does this happen today? Is this an issue for older kernels as > > well? > > This happended again recently: https://lkml.org/lkml/2017/1/26/126 > LTP easily crashes everything since 4.6 Why did you drop the "Fixes:" and cc: stable line from the patch you sent me? That would have saved me asking you this :( Care to fix this up and send a new version with that info in it? thanks, greg k-h