From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756172AbZBZNRb (ORCPT ); Thu, 26 Feb 2009 08:17:31 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1753295AbZBZNRX (ORCPT ); Thu, 26 Feb 2009 08:17:23 -0500 Received: from silene.metacarta.com ([208.80.142.18]:47106 "EHLO silene.metacarta.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753195AbZBZNRX (ORCPT ); Thu, 26 Feb 2009 08:17:23 -0500 Date: Thu, 26 Feb 2009 08:17:20 -0500 (EST) From: Joe Malicki To: Andrew Morton Cc: linux-kernel@vger.kernel.org, bakerkj@metacarta.com, mitz@metacarta.com Message-ID: <13156243.9761011235654240048.JavaMail.root@ouachita> In-Reply-To: <20090225162836.63fce3c4.akpm@linux-foundation.org> Subject: Re: BUG: setuid sometimes doesn't. MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit X-Originating-IP: [208.80.142.151] X-Mailer: Zimbra 5.0.9_GA_2533.UBUNTU6 (ZimbraWebClient - [unknown] (Linux)/5.0.9_GA_2533.UBUNTU6) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org ----- "Andrew Morton" wrote: > On Wed, 25 Feb 2009 18:11:54 -0500 (EST) > Joe Malicki wrote: > > > > wow, good bug report! Thanks! > > > > Very rarely, we experience a setuid program not properly getting > > the euid of its owner. > > Do you know which euid it _does_ get? Is it unchanged, or is it > random > garbage, or...? Sorry, It's unchanged. (Also, as in other reply, this only seems to happen for setuid to root on multicore, I jumbled words in the original report)