From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756740Ab2F0S3L (ORCPT ); Wed, 27 Jun 2012 14:29:11 -0400 Received: from mail-pz0-f46.google.com ([209.85.210.46]:42623 "EHLO mail-pz0-f46.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753251Ab2F0S3I (ORCPT ); Wed, 27 Jun 2012 14:29:08 -0400 Date: Wed, 27 Jun 2012 11:29:03 -0700 From: "tj@kernel.org" To: shyju pv Cc: "linux-kernel@vger.kernel.org" , "cgroups@vger.kernel.org" , Sanil kumar , Masanari Iida , Li Zefan Subject: Re: 3.5-rc3: BUG: Dentry still in use (1) [unmount of cgroup cgroup] Message-ID: <20120627182903.GP15811@google.com> References: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.20 (2009-06-14) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Sun, Jun 24, 2012 at 07:08:07PM +0000, shyju pv wrote: > Hi, > Observed a crash on 3.5-rc3 with cgroup tests from LTP(Stable April,2012 release)on Dell Inspiron 1526[Intel(R) Core2Duo T7250, MEM 4GB] and also on another x86 quad core target(4GB RAM). > LTP test case: cgroup_regression_test.sh(test 4,7 and 9 crashes randomly when the test cases are executed in order) > Shyju > > [ 532.805905] BUG: Dentry ffff8801164db490{i=491b,n=/} still in use (1) [unmount of cgroup cgrou Hmm... fa980ca87d "cgroup: superblock can't be released with active dentries" is supposed to have fixed that. Looking into it. Thanks. -- tejun