From: Jan Kara Subject: Re: INFO: task umount:1524 blocked for more than 120 seconds Date: Wed, 12 May 2010 17:04:04 +0200 Message-ID: <20100512150404.GB29867@atrey.karlin.mff.cuni.cz> References: Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: linux-ext4@vger.kernel.org, Linux Kernel Mailing List , Stefan Richter To: Justin Mattock Return-path: Received: from ksp.mff.cuni.cz ([195.113.26.206]:56830 "EHLO atrey.karlin.mff.cuni.cz" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1751299Ab0ELPEF (ORCPT ); Wed, 12 May 2010 11:04:05 -0400 Content-Disposition: inline In-Reply-To: Sender: linux-ext4-owner@vger.kernel.org List-ID: > I have a reproduceable problem happening over here > with unmount and ext4 > if I sudo cp -R xserver(all libs/apps from git) > to an external > SmartDsk FireLite > then after the cp is done > sudo umount /dev/sdb1 > > I get this: > > type=1400 audit(1273526248.814:27): avc: denied { unmount } for > pid=1524 comm="umount" scontext=justin:staff_r:staff_sudo_t:s0 > tcontext=system_u:object_r:fs_t:s0 tclass=filesystem > [ 360.669140] INFO: task umount:1524 blocked for more than 120 seconds. I guess your are hitting a variant of https://bugzilla.kernel.org/show_bug.cgi?id=15906 Does the fix there make things better for you? Honza -- Jan Kara SuSE CR Labs