From owner-freebsd-current@FreeBSD.ORG Tue May 25 05:47:36 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 3594B16A4CE for ; Tue, 25 May 2004 05:47:36 -0700 (PDT) Received: from zeus.ubbcluj.ro (NS2.UBBCluj.Ro [193.231.20.1]) by mx1.FreeBSD.org (Postfix) with SMTP id 28C8843D3F for ; Tue, 25 May 2004 05:47:35 -0700 (PDT) (envelope-from dan@zeus.ubbcluj.ro) Received: (qmail 6096 invoked by uid 1002); 25 May 2004 12:46:59 -0000 Date: Tue, 25 May 2004 15:46:59 +0300 From: Dan Cojocar To: freebsd-current@freebsd.org Message-ID: <20040525124659.GA1823@Zeus.UBBCluj.Ro> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.4.2.1i X-Mailman-Approved-At: Wed, 26 May 2004 04:59:37 -0700 Subject: backtrace 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: Tue, 25 May 2004 12:47:36 -0000 Hello, I got this in my logs: lock order reversal 1st 0xc45b9ad4 vm object (vm object) @ /usr/src/sys/vm/swap_pager.c:1313 2nd 0xc06a96a0 swap_pager swhash (swap_pager swhash) @ /usr/src/sys/vm/swap_pager.c:1799 3rd 0xc103fb58 vm object (vm object) @ /usr/src/sys/vm/uma_core.c:886 Stack backtrace: backtrace(c06181ea,c103fb58,c0626b38,c0626b38,c0627aaa) at backtrace+0x17 witness_checkorder(c103fb58,9,c0627aaa,376,c067e2c0) at witness_checkorder+0x6f6 _mtx_lock_flags(c103fb58,0,c0627aaa,376,c0613d39) at _mtx_lock_flags+0x9a obj_alloc(c4517240,1000,dfed9a07,101,c06a2678) at obj_alloc+0x3f slab_zalloc(c4517240,1,c0627aaa,68f,c4517254) at slab_zalloc+0xb1 uma_zone_slab(c4517240,1,c0627aaa,68f,c45172e0) at uma_zone_slab+0xcf uma_zalloc_internal(c4517240,0,1,5c4,c45b9ad4) at uma_zalloc_internal+0x3e uma_zalloc_arg(c4517240,0,1,707,2) at uma_zalloc_arg+0x3bb swp_pager_meta_build(c45b9ad4,12,0,2,0) at swp_pager_meta_build+0x154 swap_pager_putpages(c45b9ad4,dfed9bd0,1,0,dfed9b40) at swap_pager_putpages+0x32d default_pager_putpages(c45b9ad4,dfed9bd0,1,0,dfed9b40) at default_pager_putpages+0x2e vm_pageout_flush(dfed9bd0,1,0,eb,c06a2640) at vm_pageout_flush+0x182 vm_pageout_clean(c168b7a8,0,c0627894,33b,0) at vm_pageout_clean+0x2f5 vm_pageout_scan(0,0,c0627894,5b7,1388) at vm_pageout_scan+0x677 vm_pageout(0,dfed9d48,c061227a,328,0) at vm_pageout+0x318 fork_exit(c05be110,0,dfed9d48) at fork_exit+0xd5 fork_trampoline() at fork_trampoline+0x8 --- trap 0x1, eip = 0, esp = 0xdfed9d7c, ebp = 0 --- Here is my dmesg: http://cs.ubbcluj.ro/~dan/dmesg.txt Can somebody explain me what is wrong here? Thanks, Dan Ps. Please CC me if you need more details.