From owner-freebsd-current@FreeBSD.ORG Thu Apr 29 00:08:47 2004 Return-Path: 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 3183516A4D3 for ; Thu, 29 Apr 2004 00:08:47 -0700 (PDT) Received: from mail.a-quadrat.at (mail.a-quadrat.at [81.223.141.10]) by mx1.FreeBSD.org (Postfix) with ESMTP id 4DB1D43D64 for ; Thu, 29 Apr 2004 00:08:46 -0700 (PDT) (envelope-from mbretter@a-quadrat.at) Received: from localhost (localhost.a-quadrat.at [127.0.0.1]) by mail.a-quadrat.at (Postfix) with ESMTP id 868455C683 for ; Thu, 29 Apr 2004 09:08:44 +0200 (CEST) Received: from mail.a-quadrat.at ([127.0.0.1]) by localhost (files.a-quadrat.at [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id 96782-08 for ; Thu, 29 Apr 2004 09:08:43 +0200 (CEST) Received: from a-quadrat.at (brutus.a-quadrat.at [192.168.90.60]) by mail.a-quadrat.at (Postfix) with ESMTP id 4FC245C0FC for ; Thu, 29 Apr 2004 09:08:43 +0200 (CEST) Message-ID: <4090A9F9.40906@a-quadrat.at> Date: Thu, 29 Apr 2004 09:08:41 +0200 From: Michael Bretterklieber User-Agent: Mozilla/5.0 (Windows; U; Windows NT 5.1; de-AT; rv:1.6) Gecko/20040113 X-Accept-Language: de-at, de, en-us, en MIME-Version: 1.0 To: current@FreeBSD.org Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit X-Virus-Scanned: by amavisd-new at a-quadrat.at Subject: LOR X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.1 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: Thu, 29 Apr 2004 07:08:47 -0000 Hi, current dated of 2004-04-28, during kernel compilation: lock order reversal 1st 0xc1ab0210 vm object (vm object) @ /usr/src/sys/vm/swap_pager.c:1313 2nd 0xc08bfc00 swap_pager swhash (swap_pager swhash) @ /usr/src/sys/vm/swap_pager.c:1803 3rd 0xc103f8c4 vm object (vm object) @ /usr/src/sys/vm/uma_core.c:886 Stack backtrace: backtrace(0,1,c088e558,c088f6d8,c081d81c) at backtrace+0x12 witness_checkorder(c103f8c4,9,c07dbe06,376) at witness_checkorder+0x593 _mtx_lock_flags(c103f8c4,0,c07dbe06,376,c19e0a94) at _mtx_lock_flags+0x67 obj_alloc(c19e0a80,1000,c4842a2f,101,c19e0a94) at obj_alloc+0x31 slab_zalloc(c19e0a80,1,c19e0a80,c19e0a94,1) at slab_zalloc+0x82 uma_zone_slab(c19e0a80,1,c19e0a94,0,c07dbe06,68f) at uma_zone_slab+0xb5 uma_zalloc_internal(c19e0a80,0,1,c19e0a94,0) at uma_zalloc_internal+0x28 uma_zalloc_arg(c19e0a80,0,1) at uma_zalloc_arg+0x2f8 swp_pager_meta_build(c1ab0210,5,0,2,0) at swp_pager_meta_build+0x108 swap_pager_putpages(c1ab0210,c4842c00,4,0,c4842b70) at swap_pager_putpages+0x2b4 default_pager_putpages(c1ab0210,c4842c00,4,0,c4842b70) at default_pager_putpages+0x18 vm_pageout_flush(c4842c00,4,0,0,c4842bdc) at vm_pageout_flush+0x11e vm_pageout_clean(c10cced8) at vm_pageout_clean+0x2a5 vm_pageout_scan(0) at vm_pageout_scan+0x54b vm_pageout(0,c4842d48,0,c0724df4,0) at vm_pageout+0x2d2 fork_exit(c0724df4,0,c4842d48) at fork_exit+0xa8 fork_trampoline() at fork_trampoline+0x8 --- trap 0x1, eip = 0, esp = 0xc4842d7c, ebp = 0 --- bye, -- ------------------------------- ---------------------------------- Michael Bretterklieber - http://www.bretterklieber.com A-Quadrat Automation GmbH - http://www.a-quadrat.at Tel: ++43-(0)3172-41679 - GSM: ++43-(0)699 12861847 ------------------------------- ---------------------------------- "...the number of UNIX installations has grown to 10, with more expected..." - Dennis Ritchie and Ken Thompson, June 1972