From owner-freebsd-ia64@FreeBSD.ORG Fri Jun 29 11:00:30 2012 Return-Path: Delivered-To: freebsd-ia64@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id B336F1065672; Fri, 29 Jun 2012 11:00:30 +0000 (UTC) (envelope-from mexas@bristol.ac.uk) Received: from dirj.bris.ac.uk (dirj.bris.ac.uk [137.222.10.78]) by mx1.freebsd.org (Postfix) with ESMTP id 6A3408FC19; Fri, 29 Jun 2012 11:00:30 +0000 (UTC) Received: from ncsc.bris.ac.uk ([137.222.10.41]) by dirj.bris.ac.uk with esmtp (Exim 4.72) (envelope-from ) id 1SkYcY-0004bv-Kx; Fri, 29 Jun 2012 11:40:14 +0100 Received: from mech-cluster241.men.bris.ac.uk ([137.222.187.241]) by ncsc.bris.ac.uk with esmtpsa (TLSv1:AES256-SHA:256) (Exim 4.72) (envelope-from ) id 1SkYcX-00013N-Sg; Fri, 29 Jun 2012 11:40:14 +0100 Received: from mech-cluster241.men.bris.ac.uk (localhost [127.0.0.1]) by mech-cluster241.men.bris.ac.uk (8.14.5/8.14.5) with ESMTP id q5TAeDQj018425; Fri, 29 Jun 2012 11:40:13 +0100 (BST) (envelope-from mexas@bris.ac.uk) Received: (from mexas@localhost) by mech-cluster241.men.bris.ac.uk (8.14.5/8.14.5/Submit) id q5TAeDrV018424; Fri, 29 Jun 2012 11:40:13 +0100 (BST) (envelope-from mexas@bris.ac.uk) X-Authentication-Warning: mech-cluster241.men.bris.ac.uk: mexas set sender to mexas@bris.ac.uk using -f Date: Fri, 29 Jun 2012 11:40:13 +0100 From: Anton Shterenlikht To: freebsd-current@freebsd.org, freebsd-ia64@freebsd.org Message-ID: <20120629104013.GA18398@mech-cluster241.men.bris.ac.uk> Mail-Followup-To: freebsd-current@freebsd.org, freebsd-ia64@freebsd.org Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.4.2.3i Cc: Subject: ia64 r235474 panic on dump 0aLuf - / | restore -rf - : exclusive sleep mutex vnode interlock (vnode interlock) r = 0 (0xe00000001238f6e8) locked @ /usr/src/sys/kern/vfs_hash.c:79 X-BeenThere: freebsd-ia64@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Porting FreeBSD to the IA-64 List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 29 Jun 2012 11:00:30 -0000 # newfs /dev/da2p2 /dev/da2p2: 16384.0MB (33554432 sectors) block size 32768, fragment size 4096 using 27 cylinder groups of 626.09MB, 20035 blks, 80256 inodes. super-block backups (for fsck -b #) at: 192, 1282432, 2564672, 3846912, 5129152, 6411392, 7693632, 8975872, 10258112, 11540352, 12822592, 14104832, 15387072, 16669312, 17951552, 19233792, 20516032, 21798272, 23080512, 24362752, 25644992, 26927232, 28209472, 29491712, 30773952, 32056192, 33338432 # mount /dev/da2p2 /mnt # cd /mnt # dump 0aLuf - / | restore -rf - results in this panic: KDB: stack backtrace: getenv with the following non-sleepable locks held: exclusive sleep mutex vnode interlock (vnode interlock) r = 0 (0xe00000001238f6e8) locked @ /usr/src/sys/kern/vfs_hash.c:79 KDB: stack backtrace: getenv with the following non-sleepable locks held: exclusive sleep mutex vnode interlock (vnode interlock) r = 0 (0xe00000001238f6e8) locked @ /usr/src/sys/kern/vfs_hash.c:79 KDB: stack backtrace: getenv with the following non-sleepablefatal kernel trap (cpu 0): locks held: exclusive sleep mutex vnode interlock trap vector = 0x18 (General Exception) (vnode interlock) cr.iip = 0x9ffc000000967e90 r = 0 (0xe00000001238f6e8) locked @ /usr/src/sys/kern/vfs_hash.c:79 cr.ipsr = 0x1210080a2018 (KDB: stack backtrace: ac,getenvmfl with the following, non-sleepableic, locks held: dtexclusive sleep mutex vnode interlock, (vnode interlock)dfh r = 0 (0xe00000001238f6e8) locked @ /usr/src/sys/kern/vfs_hash.c:79 ,rtKDB: stack backtrace: ,cpl=0getenv, with the followingit non-sleepable,ri=1 locks held: ,exclusive sleep mutex vnode interlockbn (vnode interlock)) r = 0 (0xe00000001238f6e8) locked @ /usr/src/sys/kern/vfs_hash.c:79 cr.isr = 0x20000000030 (KDB: stack backtrace: code=48,vector=0getenv, with the followingei=1 non-sleepable) locks held: cr.ifa = 0xe00000001113cd60 exclusive sleep mutex vnode interlock curthread = 0xe000000011d6c000 (vnode interlock) pid = 640, comm = ipmon r = 0 (0xe00000001238f6e8) locked @ /usr/src/sys/kern/vfs_hash.c:79 KDB: stack backtrace: [ thread pid 640 tid 100076 ] Stopped at cpu_switch+0x201: [I1] mov.i ar.pfs=r36 db> db> bt Tracing pid 640 tid 100076 td 0xe000000011d6c000 cpu_switch(0x0) at cpu_switch+0x201 uart_quicc_class(0xe000000011d6c000, 0x0, 0x0, 0x9ffc000000979a40, 0x8, 0x9ffc000000f2b3b0, 0xe000000011d6c000, 0xa0000000f87434e8) at 0x204 db> The panic is reproducible, I now saw it 3 times in a row. -- Anton Shterenlikht Room 2.6, Queen's Building Mech Eng Dept Bristol University University Walk, Bristol BS8 1TR, UK Tel: +44 (0)117 331 5944 Fax: +44 (0)117 929 4423