From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail1.pdinc.us (mail.pdinc.us [67.90.184.27]) by sourceware.org (Postfix) with ESMTPS id 321D83858D37 for ; Sun, 3 Apr 2022 11:47:19 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.1 sourceware.org 321D83858D37 Authentication-Results: sourceware.org; dmarc=none (p=none dis=none) header.from=pdinc.us Authentication-Results: sourceware.org; spf=pass smtp.mailfrom=pdinc.us Received: from lovegrove (nsa1.pdinc.us [67.90.184.2]) (authenticated bits=0) by mail1.pdinc.us (8.14.4/8.14.4) with ESMTP id 233BlHqk012965 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=NO) for ; Sun, 3 Apr 2022 07:47:18 -0400 DKIM-Filter: OpenDKIM Filter v2.11.0 mail1.pdinc.us 233BlHqk012965 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=pdinc.us; s=default; t=1648986438; bh=BpZQUBL5y0izZ28dffTTVkJbdXHXrnIHj0sWiDlS8Ss=; h=From:To:References:In-Reply-To:Subject:Date:From; b=dAEhy5Q77dt6gIgBDh78qQiK0L4sAEESF/SZaRC6lcQX3Ou9HPuozYgeuRuyYXCuQ sWMpgbM4JDY4ZMBoeENlpV6+BPSjFtoxUy/IdAu4e2ddcEBwrn2q0UM2dt9szL+edl shdgjFUQnaNufc6YSof0WARn7O3BWU9bKzXofHEO7NjasUqkoYk5XPLezoRfMvHriJ b6Zsc9hVdbd1TMIamrI5FhujtwUQyah7QHUMxw2BcRcovYiUVMnrPmzsafOKHSLi6t pgXD0v1t9p4WyDxzmxoDDyrfe9H7rQBeF3XROfnAPp1X2siJwxKpFa7IjG7TpXnA/S +dJ44dEjcoLpA== From: "Jason Pyeron" To: References: <3ed89752-9676-a668-f63c-1a9b7662d7b5@jhmg.net> In-Reply-To: Subject: RE: [cygwin] Re: OpenSSH 8.9p1-1 Connects successfully but then hangs - Killing ssh-agent resolves the issue Date: Sun, 3 Apr 2022 07:47:16 -0400 Message-ID: <000401d84750$9147d7b0$b3d78710$@pdinc.us> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable X-Mailer: Microsoft Outlook 15.0 Thread-Index: AQGSrhZKxvL0A3JPMR2yC8SQRqTZCQI9uVchrVdU9JA= Content-Language: en-us X-Spam-Status: No, score=0.2 required=5.0 tests=BAYES_20, DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, DKIM_VALID_EF, KAM_INFOUSMEBIZ, SPF_HELO_PASS, SPF_PASS, TXREP, T_SCC_BODY_TEXT_LINE autolearn=no autolearn_force=no version=3.4.4 X-Spam-Checker-Version: SpamAssassin 3.4.4 (2020-01-24) 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, 03 Apr 2022 11:47:20 -0000 > -----Original Message----- > From: Henry S. Thompson > Sent: Friday, April 1, 2022 5:21 AM >=20 > Jim Garrison via Cygwin writes: >=20 > > My Cygwin ssh client stopped working... It would successfully = connect to > > the remote (Debian) host but then hang without displaying the = command > > prompt. See debug output attached, as well as cygcheck output. > > > > I decided to run setup to see if there was a newer version of = openssh. > > In preparation for that I always terminate all Cygwin processes = because > > they will interfere with the update. I killed the ssh-agent process = and > > on a whim decided to try connecting again. This time it worked. > > > > This would seem to indicate something in ssh-agent is interfering = with > > the connection. There are no credentials loaded into ssh-agent. >=20 > There are reports out there of ssh-agent getting stuck: just out of > curiousity if this happens again, check to see if ssh-agent is using > 100% of a CPU. If so then search for "ssh-agent" "100% CPU" to see > what the likely culprits are. I did not find much with that search. I found = https://cygwin.com/pipermail/cygwin/2010-January/183237.html but the = issue description and resolution was useless. Do you have certain search results in mind? This happens to me several = times a month - on multiple systems. Note this started within the past 3 = years.