From owner-freebsd-current@FreeBSD.ORG Tue Mar 27 05:10:48 2007 Return-Path: X-Original-To: freebsd-current@freebsd.org Delivered-To: freebsd-current@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [69.147.83.52]) by hub.freebsd.org (Postfix) with ESMTP id 67EDB16A403 for ; Tue, 27 Mar 2007 05:10:48 +0000 (UTC) (envelope-from youshi10@u.washington.edu) Received: from mxout2.cac.washington.edu (mxout2.cac.washington.edu [140.142.33.4]) by mx1.freebsd.org (Postfix) with ESMTP id 4233913C468 for ; Tue, 27 Mar 2007 05:10:48 +0000 (UTC) (envelope-from youshi10@u.washington.edu) Received: from smtp.washington.edu (smtp.washington.edu [140.142.33.7] (may be forged)) by mxout2.cac.washington.edu (8.13.7+UW06.06/8.13.7+UW07.03) with ESMTP id l2R5AlT7001725 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=OK) for ; Mon, 26 Mar 2007 22:10:48 -0700 X-Auth-Received: from [192.168.10.45] (c-67-187-172-183.hsd1.ca.comcast.net [67.187.172.183]) (authenticated authid=youshi10) by smtp.washington.edu (8.13.7+UW06.06/8.13.7+UW07.03) with ESMTP id l2R5Alis030937 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NOT) for ; Mon, 26 Mar 2007 22:10:47 -0700 Message-ID: <46099675.3040609@u.washington.edu> Date: Tue, 27 Mar 2007 22:11:01 +0000 From: Garrett Cooper User-Agent: Thunderbird 1.5.0.10 (X11/20070325) MIME-Version: 1.0 To: freebsd-current@freebsd.org References: <20070324124732.GA767@nagual.pp.ru> <200703251348.58972.nb_root@videotron.ca> <20070325194946.GC79938@kobe.laptop> <200703251620.20879.nb_root@videotron.ca> <20070325202749.GA1503@kobe.laptop> <460705AE.5040107@freebsd.org> <20070327045252.GA3256@nagual.pp.ru> In-Reply-To: <20070327045252.GA3256@nagual.pp.ru> Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit X-PMX-Version: 5.3.0.289146, Antispam-Engine: 2.5.0.283055, Antispam-Data: 2007.3.26.215934 X-Uwash-Spam: Gauge=XIII, Probability=13%, Report='DATE_IN_FUTURE_12_24 1.3, __CT 0, __CTE 0, __CT_TEXT_PLAIN 0, __HAS_MSGID 0, __MIME_TEXT_ONLY 0, __MIME_VERSION 0, __SANE_MSGID 0, __USER_AGENT 0' Subject: Re: Latest -current complete lockup (tcp changes?) X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 27 Mar 2007 05:10:48 -0000 Andrey Chernov wrote: > On Mon, Mar 26, 2007 at 01:28:46AM +0200, Andre Oppermann wrote: >> Giorgos Keramidas wrote: >>> Hi Andre, >>> >>> The attached thread below is a reply from Nicolas Blais which shows some >>> problems with the recent SACK changes. Any idea how we can proceed from >>> this point? >> Please update to rev. 1.36 of sys/netinet/tcp_sack.c. The KASSERT() was >> too tight but actually caught a bug that would have caused a crash anyway. > > The problem is deeper than that ((( > I still got the same lockup, just with more net activity. > I even try to completely disable sack, with the same result, so probem is > somewhere else. Last working kernel still from Mar 22. I'll give a CVSup / upgrade a try and see what happens. -Garrett