From owner-freebsd-stable@FreeBSD.ORG Wed Oct 4 14:08:19 2006 Return-Path: X-Original-To: stable@freebsd.org Delivered-To: freebsd-stable@FreeBSD.ORG Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id CBC4616A417 for ; Wed, 4 Oct 2006 14:08:19 +0000 (UTC) (envelope-from kostikbel@gmail.com) Received: from fw.zoral.com.ua (fw.zoral.com.ua [213.186.206.134]) by mx1.FreeBSD.org (Postfix) with ESMTP id 5864443D5C for ; Wed, 4 Oct 2006 14:08:14 +0000 (GMT) (envelope-from kostikbel@gmail.com) Received: from deviant.kiev.zoral.com.ua (root@deviant.kiev.zoral.com.ua [10.1.1.148]) by fw.zoral.com.ua (8.13.4/8.13.4) with ESMTP id k94E4fJH082860 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO); Wed, 4 Oct 2006 17:04:41 +0300 (EEST) (envelope-from kostikbel@gmail.com) Received: from deviant.kiev.zoral.com.ua (kostik@localhost [127.0.0.1]) by deviant.kiev.zoral.com.ua (8.13.8/8.13.8) with ESMTP id k94E88Ee047652; Wed, 4 Oct 2006 17:08:08 +0300 (EEST) (envelope-from kostikbel@gmail.com) Received: (from kostik@localhost) by deviant.kiev.zoral.com.ua (8.13.8/8.13.8/Submit) id k94E88jm047651; Wed, 4 Oct 2006 17:08:08 +0300 (EEST) (envelope-from kostikbel@gmail.com) X-Authentication-Warning: deviant.kiev.zoral.com.ua: kostik set sender to kostikbel@gmail.com using -f Date: Wed, 4 Oct 2006 17:08:08 +0300 From: Kostik Belousov To: Vivek Khera Message-ID: <20061004140808.GD89654@deviant.kiev.zoral.com.ua> References: <917B087C-5E13-4D7F-94FA-95CB0E5C1884@khera.org> <20060922190328.GA64849@xor.obsecurity.org> <555B84D2-520F-44D6-84D6-CF9CE7EE47C7@khera.org> <20060922203654.GA65693@xor.obsecurity.org> <847DD3A5-D5DD-4D3E-B755-64B13D1DA506@khera.org> <20061003084315.GA89654@deviant.kiev.zoral.com.ua> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="EP0wieDxd4TSJjHq" Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.4.2.2i X-Virus-Scanned: ClamAV version 0.88.4, clamav-milter version 0.88.4 on fw.zoral.com.ua X-Virus-Status: Clean X-Spam-Status: No, score=1.9 required=5.0 tests=DNS_FROM_RFC_ABUSE, SPF_NEUTRAL,UNPARSEABLE_RELAY autolearn=no version=3.1.4 X-Spam-Level: * X-Spam-Checker-Version: SpamAssassin 3.1.4 (2006-07-25) on fw.zoral.com.ua Cc: stable@freebsd.org Subject: Re: ffs snapshot lockup X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 04 Oct 2006 14:08:19 -0000 --EP0wieDxd4TSJjHq Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Wed, Oct 04, 2006 at 09:56:54AM -0400, Vivek Khera wrote: >=20 > On Oct 3, 2006, at 4:43 AM, Kostik Belousov wrote: >=20 > >>Details are posted at http://vivek.khera.org/scratch/crashlogs/ > >> > >>I have the crashdumps available to a kernel hacker upon request (i'd > >>rather not make them generally available to the public...) > >> > >It seems that you have snapshotted fs exported by nfsd ? At least, =20 > >18a is > >definitely the case. I have the patch (for current) that shall fix =20 > >the issue. > >In fact, you need two patches: > > >=20 > So last night I patched my 6.2-PRE and installed the kernel and =20 > rebooted. At 03:09 I got paged that the server was not responding. It =20 > had dropped into the kernel debugger on the console again. Typescript =20 > 19 (posted at the above URL) is the output of the debugging commands =20 > for it. These patches did not solve my problem (or maybe I have =20 > multiple problems and they only solved one.) >=20 > The only thing I think was running at the time would be a large file =20 > copy from a remote system to this one using rsync. As I understand, you got the panic. Then, you shall post the panic message. If you have core file, then running kgdb on the core may show required information. (it shall be on the console exactly before en and backtrace (using the bt command of ddb) of the paniced thread. --EP0wieDxd4TSJjHq Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.5 (FreeBSD) iD8DBQFFI8BHC3+MBN1Mb4gRAsBuAJ96qkoiUD6q+tFFgUweWc+CVHs+5QCgjpZI 9veDZLSBUOuUgd2Or2c6PSM= =a2jT -----END PGP SIGNATURE----- --EP0wieDxd4TSJjHq--