From owner-freebsd-current@FreeBSD.ORG Mon Jun 20 17:42:32 2005 Return-Path: X-Original-To: freebsd-current@freebsd.org Delivered-To: freebsd-current@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id AFEEF16A41C for ; Mon, 20 Jun 2005 17:42:32 +0000 (GMT) (envelope-from Maksim.Yevmenkin@savvis.net) Received: from mailgate1b.savvis.net (mailgate1b.savvis.net [216.91.182.6]) by mx1.FreeBSD.org (Postfix) with ESMTP id 5949043D4C for ; Mon, 20 Jun 2005 17:42:32 +0000 (GMT) (envelope-from Maksim.Yevmenkin@savvis.net) Received: from localhost (localhost.localdomain [127.0.0.1]) by mailgate1b.savvis.net (Postfix) with ESMTP id 0CC053C1C0 for ; Mon, 20 Jun 2005 12:42:31 -0500 (CDT) Received: from mailgate1b.savvis.net ([127.0.0.1]) by localhost (mailgate1b.savvis.net [127.0.0.1]) (amavisd-new, port 10024) with LMTP id 30894-01-88 for ; Mon, 20 Jun 2005 12:42:30 -0500 (CDT) Received: from out001.email.savvis.net (out001.apptix.savvis.net [216.91.32.44]) by mailgate1b.savvis.net (Postfix) with ESMTP id DAF863C1B7 for ; Mon, 20 Jun 2005 12:42:30 -0500 (CDT) Received: from s228130hz1ew171.apptix-01.savvis.net ([10.146.4.29]) by out001.email.savvis.net with Microsoft SMTPSVC(6.0.3790.211); Mon, 20 Jun 2005 12:42:21 -0500 Received: from [10.254.186.111] ([66.35.239.94]) by s228130hz1ew171.apptix-01.savvis.net with Microsoft SMTPSVC(6.0.3790.211); Mon, 20 Jun 2005 12:42:00 -0500 Message-ID: <42B6FFE4.4030807@savvis.net> Date: Mon, 20 Jun 2005 10:41:56 -0700 From: Maksim Yevmenkin User-Agent: Mozilla Thunderbird 1.0.2 (X11/20050404) X-Accept-Language: en-us, en MIME-Version: 1.0 To: freebsd-current@freebsd.org Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit X-OriginalArrivalTime: 20 Jun 2005 17:42:00.0963 (UTC) FILETIME=[5D035530:01C575BF] X-Virus-Scanned: amavisd-new at savvis.net Subject: ufs LOR 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: Mon, 20 Jun 2005 17:42:32 -0000 Hello, after upgrading to recent -current beetle% uname -a FreeBSD beetle.digisle.com 6.0-CURRENT FreeBSD 6.0-CURRENT #3: Fri Jun 17 10:57:03 PDT 2005 max@beetle.digisle.com:/usr/obj/usr/src/sys/GENERIC i386 i'm getting the following LOR (see below). the easiest way to reproduce it (for me) is to run 'make buildworld/buildkernel'. my /var/log/messages flooded with the same traces while make is running. would person who is responsible for this please fix it or please back it out. Jun 20 10:36:41 beetle kernel: --- syscall (121, FreeBSD ELF32, writev), eip = 0x280c8d5b, esp = 0xbfbfce8c, ebp = 0xbfbfd598 --- Jun 20 10:36:41 beetle kernel: Acquiring lockmgr lock "ufs" with the following non-sleepable locks held: Jun 20 10:36:41 beetle kernel: exclusive sleep mutex vnode pollinfo r = 0 (0xc62b8000) locked @ /usr/src/sys/kern/kern_event.c:1224 Jun 20 10:36:41 beetle kernel: KDB: stack backtrace: Jun 20 10:36:41 beetle kernel: kdb_backtrace(1,3001,c2c8bb1c,c2b40600,e73d5a3c) at kdb_backtrace+0x29 Jun 20 10:36:41 beetle kernel: witness_warn(5,c091682c,c084cf18,c0855b4c) at witness_warn+0x18e Jun 20 10:36:41 beetle kernel: lockmgr(c2c8baf8,3001,c2c8bb1c,c2b40600,e73d5a68) at lockmgr+0x8d Jun 20 10:36:41 beetle kernel: vop_stdlock(e73d5aac,c08ecae0,e73d5aac,e73d5a78,c076a18c) at vop_stdlock+0x1e Jun 20 10:36:41 beetle kernel: VOP_LOCK_APV(c08ed020,e73d5aac,e73d5a8c,c07f7fe3,e73d5aac) at VOP_LOCK_APV+0x87 Jun 20 10:36:41 beetle kernel: ffs_lock(e73d5aac,1001,c2c8baa0,e73d5ac8,c068bc90) at ffs_lock+0x10 Jun 20 10:36:41 beetle kernel: VOP_LOCK_APV(c08ecae0,e73d5aac) at VOP_LOCK_APV+0x87 Jun 20 10:36:41 beetle kernel: vn_lock(c2c8baa0,1001,c2b40600) at vn_lock+0xa8 Jun 20 10:36:41 beetle kernel: filt_vfsread(c297de58,0) at filt_vfsread+0x3a Jun 20 10:36:41 beetle kernel: kqueue_scan(c5d34180,1,e73d5cc8,0,e73d5bf4) at kqueue_scan+0x463 Jun 20 10:36:41 beetle kernel: kern_kevent(c2b40600,4,0,1,e73d5cc8) at kern_kevent+0x151 Jun 20 10:36:41 beetle kernel: kevent(c2b40600,e73d5d04,6,1a4,246) at kevent+0x55 Jun 20 10:36:41 beetle kernel: syscall(3b,3b,3b,1,804e068) at syscall+0x22f Jun 20 10:36:41 beetle kernel: Xint0x80_syscall() at Xint0x80_syscall+0x1f