From owner-freebsd-current@FreeBSD.ORG Sun Oct 30 09:40:10 2005 Return-Path: X-Original-To: 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 C978616A41F for ; Sun, 30 Oct 2005 09:40:10 +0000 (GMT) (envelope-from bzeeb-lists@lists.zabbadoz.net) Received: from transport.cksoft.de (transport.cksoft.de [62.111.66.27]) by mx1.FreeBSD.org (Postfix) with ESMTP id 5697643D45 for ; Sun, 30 Oct 2005 09:40:09 +0000 (GMT) (envelope-from bzeeb-lists@lists.zabbadoz.net) Received: from transport.cksoft.de (localhost [127.0.0.1]) by transport.cksoft.de (Postfix) with ESMTP id AAAFF1FFACC for ; Sun, 30 Oct 2005 10:40:07 +0100 (CET) Received: by transport.cksoft.de (Postfix, from userid 66) id 1E34F1FFACA; Sun, 30 Oct 2005 10:40:05 +0100 (CET) Received: by mail.int.zabbadoz.net (Postfix, from userid 1060) id AEBED157F2; Sun, 30 Oct 2005 09:37:54 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by mail.int.zabbadoz.net (Postfix) with ESMTP id A48361538C for ; Sun, 30 Oct 2005 09:37:54 +0000 (UTC) Date: Sun, 30 Oct 2005 09:37:54 +0000 (UTC) From: "Bjoern A. Zeeb" X-X-Sender: bz@e0-0.zab2.int.zabbadoz.net To: FreeBSD current mailing list Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII X-Virus-Scanned: by AMaViS cksoft-s20020300-20031204bz on transport.cksoft.de Cc: Subject: LOR on kldunload nve/radix node head (v6?) 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: Sun, 30 Oct 2005 09:40:10 -0000 Hi, upon kldunload if_nve I got this. I added it with LOR ID # 166: http://sources.zabbadoz.net/freebsd/lor.html#166 lock order reversal: 1st 0xffffff00009a7180 nve0 (network driver) @ sys/modules/nve/../../dev/nve/if_nve.c:674 2nd 0xffffff0000b234f0 radix node head (radix node head) @ sys/net/route.c:148 KDB: stack backtrace: kdb_backtrace() at kdb_backtrace+0x37 witness_checkorder() at witness_checkorder+0x6f2 _mtx_lock_flags() at _mtx_lock_flags+0x7a rtalloc1() at rtalloc1+0x94 in6_ifremloop() at in6_ifremloop+0x6d in6_purgeaddr() at in6_purgeaddr+0x8b if_purgeaddrs() at if_purgeaddrs+0xba if_detach() at if_detach+0x31 ether_ifdetach() at ether_ifdetach+0x79 nve_detach() at nve_detach+0x240 device_detach() at device_detach+0x85 devclass_delete_driver() at devclass_delete_driver+0xb7 driver_module_handler() at driver_module_handler+0xec module_unload() at module_unload+0x56 linker_file_unload() at linker_file_unload+0x93 kern_kldunload() at kern_kldunload+0xa2 kldunloadf() at kldunloadf+0x19 syscall() at syscall+0x350 Xfast_syscall() at Xfast_syscall+0xa8 --- syscall (444, FreeBSD ELF64, kldunloadf), rip = 0x800678c9c, rsp = 0x7fffffffe4d8, rbp = 0x7fffffffe980 --- -- Bjoern A. Zeeb bzeeb at Zabbadoz dot NeT