From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mailsrv.cs.umass.edu (mailsrv.cs.umass.edu [128.119.240.136]) by sourceware.org (Postfix) with ESMTPS id BA9BD388C022 for ; Sun, 21 Jun 2020 18:10:23 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.3.2 sourceware.org BA9BD388C022 Authentication-Results: sourceware.org; dmarc=none (p=none dis=none) header.from=cs.umass.edu Authentication-Results: sourceware.org; spf=pass smtp.mailfrom=moss@cs.umass.edu Received: from [192.168.0.19] (c-24-62-203-86.hsd1.ma.comcast.net [24.62.203.86]) by mailsrv.cs.umass.edu (Postfix) with ESMTPSA id AC8F1401DF44; Sun, 21 Jun 2020 14:10:22 -0400 (EDT) Reply-To: moss@cs.umass.edu Subject: Re: Files and folders created with invalid ACL To: cygwin@cygwin.com References: From: Eliot Moss Message-ID: <2671dec4-b4e5-e687-7d82-4c465b1231b6@cs.umass.edu> Date: Sun, 21 Jun 2020 14:10:21 -0400 User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:68.0) Gecko/20100101 Thunderbird/68.9.0 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit X-Spam-Status: No, score=-3.0 required=5.0 tests=BAYES_00, KAM_DMARC_STATUS, SPF_HELO_NONE, SPF_PASS, TXREP, URI_HEX autolearn=no autolearn_force=no version=3.4.2 X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on server2.sourceware.org X-BeenThere: cygwin@cygwin.com X-Mailman-Version: 2.1.29 Precedence: list List-Id: General Cygwin discussions and problem reports List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 21 Jun 2020 18:10:25 -0000 On 6/21/2020 1:56 PM, Thorsten Kampe wrote: > Hello, > > I'm experiencing the issue described here[1]: files and folders > created with Cygwin utilities like touch and mkdir have an > incorrect ACL ("The access control list (ACL) structure is > invalid (os error 1336)"). > > icacls test.txt /verify > test.txt: Ace entries not in canonical order. > > Interestingly the issue does not occur with files created in > the user's Cygwin home directory but - for instance - in the > Documents folder of the user's Windows profile. > > This is a fresh Cygwin installation on a test system. Has > anyone found a solution? > > [1] http://cygwin.1069669.n5.nabble.com/Issues-with-ACL- > settings-after-updating-to-the-latest-cygwin-dll-td124123.html This is normal, and has to do with how Cygwin arranges to model, within the Windows ACL permissions system, some features of the Posix permissions system. Don't "fix" the ACLs - that can make the Posix functionality break. While the entries are not in canonical order, they work fine :-) ... If you dig deeper into the Cygwin documentation on permissions handling you can read all the gory details ... Regards - Eliot Moss