From owner-freebsd-current Fri Jun 22 11:26:40 2001 Delivered-To: freebsd-current@freebsd.org Received: from updraft.jp.freebsd.org (updraft.jp.FreeBSD.ORG [210.157.158.42]) by hub.freebsd.org (Postfix) with ESMTP id 5A8A437B406 for ; Fri, 22 Jun 2001 11:26:36 -0700 (PDT) (envelope-from matusita@jp.FreeBSD.org) Received: from localhost (localhost [127.0.0.1]) by updraft.jp.freebsd.org (8.11.3+3.4W/8.11.3) with ESMTP/inet id f5MIQTa26873 for ; Sat, 23 Jun 2001 03:26:30 +0900 (JST) (envelope-from matusita@jp.FreeBSD.org) In-Reply-To: <20010621175220Q.matusita@jp.FreeBSD.org> References: <20010621110240.B2064@aiel.daemonz.org> <20010621110240.B2064@aiel.daemonz.org> <20010621175220Q.matusita@jp.FreeBSD.org> X-Face: '*aj"d@ijeQ:/X}]oM5c5Uz{ZZZk90WPt>a^y4$cGQp8:!H\W=hSM;PuNiidkc]/%,;6VGu e+`&APmz|P;F~OL/QK%;P2vU>\j4X.8@i%j6[%DTs_3J,Fff0)*oHg$A.cDm&jc#pD24WK@{,"Ef!0 P\):.2}8jo-BiZ?X&t$V X-User-Agent: Mew/1.94.2 XEmacs/21.5 (alfalfa) X-FaceAnim: (-O_O-)(O_O- )(_O- )(O- )(- -)( -O)( -O_)( -O_O)(-O_O-) Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit X-Dispatcher: imput version 20000228(IM140) Lines: 21 From: Makoto MATSUSHITA To: current@FreeBSD.org Subject: Re: lock order reversal Date: Sat, 23 Jun 2001 03:26:09 +0900 Message-Id: <20010623032609J.matusita@jp.FreeBSD.org> Sender: owner-freebsd-current@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.ORG tacho> lock order reversal tacho> 1st 0xc03f0140 mntvnode @ /usr/src/sys/ufs/ffs/ffs_vfsops.c:1007 tacho> 2nd 0xcaec972c vnode interlock @ /usr/src/sys/ufs/ffs/ffs_vfsops.c:1016 matusita> Exactly the same kernel message was here. ddb trace output is as follows. db> trace Debugger(c02bd5ae) at Debugger+0x44 witness_lock(c5ce622c,8,c02cde39,3f8) at witness_lock+0x90d ffs_sync(c089f200,3,c05adc00,c5420200,c089f200,2) at ffs_sync+0x175 sync_fsync(c5831f5c) at sync_fsync+0x18f sched_sync(0,c5831fa8) at sched_sync+0x16c fork_exit(c01e839c,0,c5831fa8) at fork_exit+0xb4 fork_trampoline() at fork_trampoline+0x8 db> -- - Makoto `MAR' MATSUSHITA To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-current" in the body of the message