From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from m0.truegem.net (m0.truegem.net [69.55.228.47]) by sourceware.org (Postfix) with ESMTPS id 5350F386F80C for ; Tue, 23 Feb 2021 10:29:20 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.3.2 sourceware.org 5350F386F80C Authentication-Results: sourceware.org; dmarc=none (p=none dis=none) header.from=maxrnd.com Authentication-Results: sourceware.org; spf=none smtp.mailfrom=mark@maxrnd.com Received: (from daemon@localhost) by m0.truegem.net (8.12.11/8.12.11) id 11NATI1h042312 for ; Tue, 23 Feb 2021 02:29:18 -0800 (PST) (envelope-from mark@maxrnd.com) Received: from 162-235-43-67.lightspeed.irvnca.sbcglobal.net(162.235.43.67), claiming to be "[192.168.1.20]" via SMTP by m0.truegem.net, id smtpdPEfNHf; Tue Feb 23 02:29:09 2021 Subject: Re: Python regression related to unix sockets To: Cygwin Mailing List References: From: Mark Geisert Message-ID: Date: Tue, 23 Feb 2021 02:29:09 -0800 User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:52.0) Gecko/20100101 Firefox/52.0 SeaMonkey/2.49.4 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Spam-Status: No, score=-4.7 required=5.0 tests=BAYES_00, KAM_DMARC_STATUS, KAM_LAZY_DOMAIN_SECURITY, NICE_REPLY_A, SPF_HELO_NONE, SPF_NONE, TXREP 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: Tue, 23 Feb 2021 10:29:24 -0000 Hi Fabian, Fabian Henze via Cygwin wrote: > Hi Cygwin users, > I noticed a regression in the recent Python packages: Between version > 3.6.10-1 and 3.6.12-2, accessing the SSH agent via the paramiko python > package broke. When a ssh agent is used, paramiko tries to connect to > it via the unix socket and just freezes. Python 3.8 is also affected, > but I don't know which was the last working one. > I was able to pinpoint that error to 3.6.12-socketmodule.patch [1]. > Reverting/removing the patch fixes the ssh agent access. > A few weeks ago there was a discussion regarding "Problems with native > Unix domain sockets on Win 10/2019", but it seems unrelated as the > cygwin1.dll from [2] does not work for me. > > Can you please check if you are able to reproduce that? I uploaded a > script [3] for that. > > Best regards, > Fabian Henze > > [1] https://bugs.python.org/file49717/3.6.12-socketmodule.patch > [2] https://cygwin.com/snapshots/x86_64/cygwin1-20210201.dll.xz > [3] https://gist.github.com/henzef/4e553fad2335227b8f6b4550cd3fa543 Thanks for the report and sorry you've run into this. The patch is a workaround that's evidently too draconian. I will debug the situation using your testcase. Thank you very much for the testcase. ..mark