From owner-freebsd-current@FreeBSD.ORG Fri Nov 16 05:05:41 2007 Return-Path: Delivered-To: current@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id EEE9016A41B; Fri, 16 Nov 2007 05:05:41 +0000 (UTC) (envelope-from scottl@samsco.org) Received: from pooker.samsco.org (pooker.samsco.org [168.103.85.57]) by mx1.freebsd.org (Postfix) with ESMTP id A2EA313C465; Fri, 16 Nov 2007 05:05:41 +0000 (UTC) (envelope-from scottl@samsco.org) Received: from phobos.samsco.home (phobos.samsco.home [192.168.254.11]) (authenticated bits=0) by pooker.samsco.org (8.13.8/8.13.8) with ESMTP id lAG55Qfl030355; Thu, 15 Nov 2007 22:05:26 -0700 (MST) (envelope-from scottl@samsco.org) Message-ID: <473D2516.9080805@samsco.org> Date: Thu, 15 Nov 2007 22:05:26 -0700 From: Scott Long User-Agent: Mozilla/5.0 (Macintosh; U; Intel Mac OS X; en-US; rv:1.8.1.6) Gecko/20070802 SeaMonkey/1.1.4 MIME-Version: 1.0 To: Kostik Belousov References: <473B9A43.5060401@FreeBSD.org> <473CC522.5080904@FreeBSD.org> <20071116044858.GB78396@deviant.kiev.zoral.com.ua> In-Reply-To: <20071116044858.GB78396@deviant.kiev.zoral.com.ua> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit X-Greylist: Sender succeeded SMTP AUTH authentication, not delayed by milter-greylist-2.0.2 (pooker.samsco.org [168.103.85.57]); Thu, 15 Nov 2007 22:05:26 -0700 (MST) X-Spam-Status: No, score=-1.4 required=5.5 tests=ALL_TRUSTED autolearn=failed version=3.1.8 X-Spam-Checker-Version: SpamAssassin 3.1.8 (2007-02-13) on pooker.samsco.org Cc: ups@freebsd.org, tegge@freebsd.org, current@freebsd.org Subject: Re: panic: ffs_reallocblk: start == end 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: Fri, 16 Nov 2007 05:05:42 -0000 Kostik Belousov wrote: > On Thu, Nov 15, 2007 at 11:16:02PM +0100, Kris Kennaway wrote: >> Kris Kennaway wrote: >>> I got this panic on an 8 core amd64 running 8.0 when writing to a ufs on >>> a md device: >>> >>> panic: ffs_reallocblk: start == end >>> >>> db> wh >>> Tracing pid 59911 tid 100115 td 0xffffff0003b90000 >>> kdb_enter() at kdb_enter+0x31 >>> panic() at panic+0x1c0 >>> ffs_reallocblks() at ffs_reallocblks+0xb11 >>> VOP_REALLOCBLKS_APV() at VOP_REALLOCBLKS_APV+0xb9 >>> cluster_write() at cluster_write+0x38a >>> ffs_write() at ffs_write+0x575 >>> VOP_WRITE_APV() at VOP_WRITE_APV+0x147 >>> vn_write() at vn_write+0x213 >>> dofilewrite() at dofilewrite+0x9a >>> kern_writev() at kern_writev+0x4f >>> write() at write+0x4b >>> syscall() at syscall+0x301 >>> Xfast_syscall() at Xfast_syscall+0xab >>> --- syscall (4, FreeBSD ELF64, write), rip = 0x800a65d0c, rsp = >>> 0x7fffffffd268, rbp = 0x2800 --- >>> >>> Kris >>> >> Another one of these on a different machine. Looks like something is >> definitely broken. >> > Kris, > this is consequence of the checks moved from DIAGNOSTIC to INVARIANTS > ifdef for ffs, and actually being compiled as result. Peter Holm reported > the "ffs_truncate3" panic. So does this check identify a real problem that needs to be fixed? Scott