From owner-freebsd-current@FreeBSD.ORG Sun May 11 04:54:16 2003 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 F3D4437B401 for ; Sun, 11 May 2003 04:54:15 -0700 (PDT) Received: from mx.j10n.org (203.141.155.228.user.ca.il24.net [203.141.155.228]) by mx1.FreeBSD.org (Postfix) with ESMTP id 715A343F93 for ; Sun, 11 May 2003 04:54:14 -0700 (PDT) (envelope-from shinra@j10n.org) Received: from e-note.j10n.org (e-note.j10n.org [IPv6:2002:cb8d:9be4:1::1]) by mx.j10n.org (8.12.8p1/8.12.8) with ESMTP id h4BBsCwm071620 for ; Sun, 11 May 2003 20:54:12 +0900 (JST) (envelope-from shinra@j10n.org) Received: from e-note.j10n.org (localhost [IPv6:::1]) by e-note.j10n.org (8.12.9/8.12.9) with ESMTP id h4BBsBlc002016 for ; Sun, 11 May 2003 20:54:12 +0900 (JST) (envelope-from shinra@j10n.org) Date: Sun, 11 May 2003 20:54:11 +0900 Message-ID: <86bry9snq4.wl@j10n.org> From: AIDA Shinra To: freebsd-current@freebsd.org User-Agent: Wanderlust/2.10.0 (Venus) SEMI/1.14.5 (Awara-Onsen) FLIM/1.14.3 (=?ISO-8859-4?Q?Unebigory=F2mae?=) APEL/10.4 MULE XEmacs/21.4 (patch 10) (Military Intelligence) (i386-unknown-freebsd4.7) MIME-Version: 1.0 (generated by SEMI 1.14.5 - "Awara-Onsen") Content-Type: text/plain; charset=US-ASCII Subject: LOR: vm_object.c and vm_kern.c 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: Sun, 11 May 2003 11:54:16 -0000 I got following LOR message today. Vm_object.c was rev 1.287. lock order reversal 1st 0xc203c688 vm object (vm object) @ /usr/freebsd/src/sys/vm/vm_object.c:512 2nd 0xc082f110 system map (system map) @ /usr/freebsd/src/sys/vm/vm_kern.c:325 Stack backtrace: backtrace(c038cad0,c082f110,c039c77a,c039c77a,c039c609) at backtrace+0x17 witness_lock(c082f110,8,c039c609,145,0) at witness_lock+0x697 _mtx_lock_flags(c082f110,0,c039c609,145,3) at _mtx_lock_flags+0xb1 _vm_map_lock(c082f0b0,c039c609,145,ccea6a18,c01f4be4) at _vm_map_lock+0x36 kmem_malloc(c082f0b0,1000,101,ccea6a84,c030b500) at kmem_malloc+0x66 page_alloc(c083a240,1000,ccea6a77,101,c03c570c) at page_alloc+0x27 slab_zalloc(c083a240,101,c039e03e,66f,c18684a4) at slab_zalloc+0x150 uma_zone_slab(c083a240,101,c039e03e,66f,0) at uma_zone_slab+0xd8 uma_zalloc_internal(c083a240,0,101,6ef,0) at uma_zalloc_internal+0x55 uma_zfree_arg(c1868480,cc9a69b4,0,1,0) at uma_zfree_arg+0x2cb swp_pager_meta_free_all(c203c688,c039bfee,c039bf7a,1af) at swp_pager_meta_free_a ll+0x1b0 swap_pager_dealloc(c203c688,1,c039df29,10b,0) at swap_pager_dealloc+0x113 vm_pager_deallocate(c203c688,0,c039d0cf,25e,c03fb888) at vm_pager_deallocate+0x3 d vm_object_terminate(c203c688,0,c039d0cf,200,c22e30f0) at vm_object_terminate+0x1 f4 vm_object_deallocate(c203c688,c22e30f0,c203c688,c22e30f0,ccea6c24) at vm_object_ deallocate+0x217 vm_map_entry_delete(c1c66000,c22e30f0,c039c7e8,86e,0) at vm_map_entry_delete+0x3 b vm_map_delete(c1c66000,0,bfc00000,c1c66000,c1847c00) at vm_map_delete+0x453 vm_map_remove(c1c66000,0,bfc00000,111,c0389ff3) at vm_map_remove+0x58 exit1(c1c3be40,f,c0389ff3,8bb,81) at exit1+0x626 sigexit(c1c3be40,f,c0389ff3,844,0) at sigexit+0x1a7 postsig(f,0,c038c55c,f7,20800) at postsig+0x11b ast(ccea6d48) at ast+0x448 doreti_ast() at doreti_ast+0x17