From owner-freebsd-current@FreeBSD.ORG Mon Oct 18 06:35:06 2010 Return-Path: Delivered-To: freebsd-current@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id EA75D1065672 for ; Mon, 18 Oct 2010 06:35:06 +0000 (UTC) (envelope-from barbara.xxx1975@libero.it) Received: from cp-out2.libero.it (cp-out2.libero.it [212.52.84.102]) by mx1.freebsd.org (Postfix) with ESMTP id 7FB998FC0C for ; Mon, 18 Oct 2010 06:35:06 +0000 (UTC) Received: from wmail26 (172.31.0.37) by cp-out2.libero.it (8.5.107) (authenticated as barbara.xxx1975@libero.it) id 4CB82AA9001FD79F for freebsd-current@freebsd.org; Mon, 18 Oct 2010 08:35:04 +0200 Message-ID: <4675060.215851287383704887.JavaMail.defaultUser@defaultHost> Date: Mon, 18 Oct 2010 08:35:04 +0200 (CEST) From: Barbara To: MIME-Version: 1.0 Content-Type: text/plain;charset="UTF-8" Content-Transfer-Encoding: 7bit X-SenderIP: 87.16.238.75 Subject: LOR vfs_lookup.c + ffs_softdep.c + vfs_subr.c X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list Reply-To: Barbara List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 18 Oct 2010 06:35:07 -0000 $ uname -a FreeBSD satanasso.local.net 9.0-CURRENT FreeBSD 9.0-CURRENT #1: Mon Oct 11 09: 10:51 CEST 2010 root@satanasso.local.net:/usr/obj/usr/src/sys/SATANASSO i386 lock order reversal: 1st 0xc68ec278 ufs (ufs) @ /usr/src/sys/kern/vfs_lookup.c:501 2nd 0xd995fc70 bufwait (bufwait) @ /usr/src/sys/ufs/ffs/ffs_softdep.c:11310 3rd 0xc6993278 ufs (ufs) @ /usr/src/sys/kern/vfs_subr.c:2111 KDB: stack backtrace: db_trace_self_wrapper(c0914c5e,632e7262,3131323a,a0d31,70656474,...) at db_trace_self_wrapper+0x26 kdb_backtrace(c065397b,c0917dd0,c5921168,c5924b80,e837b320,...) at kdb_backtrace+0x2a _witness_debugger(c0917dd0,c6993278,c0909713,c5924b80,c091f023,...) at _witness_debugger+0x26 witness_checkorder(c6993278,9,c091f023,83f,0,...) at witness_checkorder+0x839 __lockmgr_args(c6993278,80100,c6993298,0,0,...) at __lockmgr_args+0x816 ffs_lock(e837b448,c066428b,c091e452,80100,80100,...) at ffs_lock+0x82 VOP_LOCK1_APV(c0991580,e837b448,c67de91c,c09a9c80,c6993220,...) at VOP_LOCK1_APV+0xb5 _vn_lock(c6993220,80100,c091f023,83f,4,...) at _vn_lock+0x5e vget(c6993220,80100,c67de870,50,0,...) at vget+0xb9 vfs_hash_get(c67a4798,2e00b,80000,c67de870,e837b59c,...) at vfs_hash_get+0xe6 ffs_vgetf(c67a4798,2e00b,80000,e837b59c,1,...) at ffs_vgetf+0x49 softdep_sync_metadata(c68ec220,0,c093400a,144,0,...) at softdep_sync_metadata+0xc92 ffs_syncvnode(c68ec220,1,c67de870,e837b65c,246,...) at ffs_syncvnode+0x3e2 ffs_truncate(c68ec220,200,0,880,c595a300,...) at ffs_truncate+0x87b ufs_direnter(c68ec220,c6993220,e837b914,e837bba4,0,...) at ufs_direnter+0x8d4 ufs_makeinode(e837bba4,0,e837bb00,e837ba5c,c08b7b25,...) at ufs_makeinode+0x557 ufs_create(e837bb00,e837bb18,0,0,e837bb78,...) at ufs_create+0x30 VOP_CREATE_APV(c0991580,e837bb00,e837bba4,e837ba98,0,...) at VOP_CREATE_APV+0xa5 vn_open_cred(e837bb78,e837bc2c,1a4,0,c595a300,...) at vn_open_cred+0x220 vn_open(e837bb78,e837bc2c,1a4,c67f0508,0,...) at vn_open+0x3b kern_openat(c67de870,ffffff9c,804c608,0,602,...) at kern_openat+0x128 kern_open(c67de870,804c608,0,601,21b6,...) at kern_open+0x35 open(c67de870,e837bcec,e837bd28,c09166de,0,...) at open+0x30 syscallenter(c67de870,e837bce4,e837bce4,0,c09c3210,...) at syscallenter+0x263 syscall(e837bd28) at syscall+0x34 Xint0x80_syscall() at Xint0x80_syscall+0x21 --- syscall (5, FreeBSD ELF32, open), eip = 0x2817485b, esp = 0xbfbfec0c, ebp = 0xbfbfec78 ---