From owner-freebsd-current@FreeBSD.ORG Wed May 16 07:41:05 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 D755016A401; Wed, 16 May 2007 07:41:05 +0000 (UTC) (envelope-from stb@lassitu.de) Received: from koef.zs64.net (koef.zs64.net [212.12.50.230]) by mx1.freebsd.org (Postfix) with ESMTP id 688F413C455; Wed, 16 May 2007 07:41:05 +0000 (UTC) (envelope-from stb@lassitu.de) Received: (from stb@koef.zs64.net) (authenticated) by koef.zs64.net (8.14.1/8.14.1) with ESMTP id l4G7f3Yl052697 (version=TLSv1/SSLv3 cipher=AES128-SHA bits=128 verify=NO); Wed, 16 May 2007 09:41:03 +0200 (CEST) (envelope-from stb@lassitu.de) In-Reply-To: <3bbf2fe10705151624t3f80205o877a1b1fdd27d1c@mail.gmail.com> References: <97D4D7C1-8FE4-48C1-9604-A567420796D5@lassitu.de> <355DA9CE-F097-46EA-8D37-BA4C27019246@lassitu.de> <20070513222114.GA64807@xor.obsecurity.org> <68AA0B73-75E0-4E20-8AE0-74FB2FB654ED@lassitu.de> <20070513232413.GA65863@xor.obsecurity.org> <20070514080510.GB71110@xor.obsecurity.org> <47AE9AC9-13D4-45A0-B199-CFB348D9B284@lassitu.de> <4649F194.7070106@FreeBSD.org> <8909CE68-AFE2-4ED2-AA3B-0242C9FC8274@lassitu.de> <3bbf2fe10705151624t3f80205o877a1b1fdd27d1c@mail.gmail.com> Mime-Version: 1.0 (Apple Message framework v752.2) Content-Type: text/plain; charset=US-ASCII; delsp=yes; format=flowed Message-Id: <45FA190B-546E-4B61-9D0B-236E0FD7538F@lassitu.de> Content-Transfer-Encoding: 7bit From: Stefan Bethke Date: Wed, 16 May 2007 09:41:02 +0200 To: "Attilio Rao" X-Mailer: Apple Mail (2.752.2) Cc: FreeBSD Current , Andre Oppermann , Kris Kennaway Subject: Re: panic: mutex tcp owned at /usr/src/sys/netinet/tcp_input.c:2475 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: Wed, 16 May 2007 07:41:05 -0000 Am 16.05.2007 um 01:24 schrieb Attilio Rao: > 2007/5/15, Stefan Bethke : >> Am 15.05.2007 um 19:44 schrieb Attilio Rao: >> >> > I've seen exactly what I expected (a leaked recursion on >> > 0xffffff002ae8dbd8 mutex (that I suspect is "TCP"). >> > Since none of us can do on-line debugging in your machine, can you >> > please download that patch, apply it, recompile your kernel and >> > doing these tests again?: >> > http://users.gufi.org/~rookie/works/patches/kern_mutex.diff >> > >> > It will give a good understanding of where the recursion happens >> > and where probabilly expected unrecursion fails. >> >> Uploaded the ktrdump to http://www.lassitu.de/freebsd/20070510/ >> ktrdump-20070515a.txt.gz, the matching backtrace is at http:// >> www.lassitu.de/freebsd/20070510/kgdb-20070515a.txt. > > Stefan, > definitively thanks a lot for your efforts. I think that now andre@ > has a good number of information in order to investigate. Happy to help. I should get the serial port today or on friday, and I should be able to give you console and ssh access if you're interested. If you'd like me to test patches, please let me know. Cheers, Stefan -- Stefan Bethke Fon +49 170 346 0140