From owner-freebsd-stable@FreeBSD.ORG Sat Dec 2 18:15:42 2006 Return-Path: X-Original-To: freebsd-stable@freebsd.org Delivered-To: freebsd-stable@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [69.147.83.52]) by hub.freebsd.org (Postfix) with ESMTP id 0810716A412 for ; Sat, 2 Dec 2006 18:15:42 +0000 (UTC) (envelope-from arno@heho.snv.jussieu.fr) Received: from shiva.jussieu.fr (shiva.jussieu.fr [134.157.0.129]) by mx1.FreeBSD.org (Postfix) with ESMTP id A798A43C9D for ; Sat, 2 Dec 2006 18:15:19 +0000 (GMT) (envelope-from arno@heho.snv.jussieu.fr) Received: from heho.snv.jussieu.fr ([134.157.184.22]) by shiva.jussieu.fr (8.13.7/jtpda-5.4) with ESMTP id kB2IFdgI013780 for ; Sat, 2 Dec 2006 19:15:39 +0100 (CET) X-Ids: 165 Received: from heho.labo (localhost [127.0.0.1]) by heho.snv.jussieu.fr (8.13.3/jtpda-5.2) with ESMTP id kB2IFcnQ092482 for ; Sat, 2 Dec 2006 19:15:38 +0100 (MET) Received: (from arno@localhost) by heho.labo (8.13.3/8.13.1/Submit) id kB2IFcle092479; Sat, 2 Dec 2006 19:15:38 +0100 (MET) (envelope-from arno) Sender: arno@heho.snv.jussieu.fr To: freebsd-stable@freebsd.org From: "Arno J. Klaassen" Date: 02 Dec 2006 19:15:37 +0100 Message-ID: Lines: 77 User-Agent: Gnus/5.09 (Gnus v5.9.0) Emacs/21.3 MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-2.0.2 (shiva.jussieu.fr [134.157.0.165]); Sat, 02 Dec 2006 19:15:39 +0100 (CET) X-Virus-Scanned: ClamAV 0.88.5/2269/Fri Dec 1 19:17:05 2006 on shiva.jussieu.fr X-Virus-Status: Clean X-Miltered: at shiva.jussieu.fr with ID 4571C2CB.001 by Joe's j-chkmail (http://j-chkmail.ensmp.fr)! Subject: witness_checkorder panic 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: Sat, 02 Dec 2006 18:15:42 -0000 Hello, I just got this on a box I'm testing before installation. It has clean RELENG_6 from about two weeks ago with only some small if_bge.c-patches Bruce Evans sent me for testing performance/hang problems. Since I doubt this panic is related to that, I just post it here in case someone is interested in more info : [sorry, no serial console attached ... just copy-paste from screen, but I will leave the box in the debugger for the WE ] struct mount mtx (struct mount mtx) @ /files/bsd/src6/sys/ufs/ufs/ufs_vnops.c:138 KDB: stack backtrace : witness_checkorder() _mtx_lock_flags() ufs_itimes() ufs_getattr() VOP_GETATTR_APV() filt_vfsread() knote() VOP_WRITE_APV() vn_write() dofilewrite() kern_writev() write() syscall() Xfast_syscall() --- syscall (4, FreeBSD ELF64, write), rip = 0x4363dc, rsp = 0X7fffffffdd78, rbp = 0x2f6 --- KDB: enter: witness_checkorder [thread pid 3987 tid 100133 ] Kernel config is stripped GENERIC + options AHC_ALLOW_MEMIO options TCP_DROP_SYNFIN options KDB options KDB_TRACE options DDB options KTRACE options INVARIANTS options INVARIANT_SUPPORT options DDB_NUMSYM options BREAK_TO_DEBUGGER options INVARIANTS options INVARIANT_SUPPORT options WITNESS options WITNESS_KDB options DEBUG_LOCKS options DEBUG_VFS_LOCKS options DIAGNOSTIC options MUTEX_PROFILING options MUTEX_DEBUG options SLEEPQUEUE_PROFILING options TURNSTILE_PROFILING options DEBUG_MEMGUARD The box was doing (/usr/src nfs-mounted): nohup time make -j 2 -DNO_CLEAN buildworld > /tmp/bw_alone.log 2>&1 & It paniced shortly after I started 'tail -f /tmp/bw_alone.log' in another window, and /tmp is mfs. Arno -- Arno J. Klaassen SCITO S.A. 8 rue des Haies F-75020 Paris, France http://scito.com