From owner-freebsd-bugs@FreeBSD.ORG Thu Dec 14 17:43:55 2006 Return-Path: X-Original-To: freebsd-bugs@hub.freebsd.org Delivered-To: freebsd-bugs@hub.freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [69.147.83.52]) by hub.freebsd.org (Postfix) with ESMTP id A28B016A49E for ; Thu, 14 Dec 2006 17:43:55 +0000 (UTC) (envelope-from gnats@FreeBSD.org) Received: from freefall.freebsd.org (freefall.freebsd.org [69.147.83.40]) by mx1.FreeBSD.org (Postfix) with ESMTP id 4B7A143F48 for ; Thu, 14 Dec 2006 17:38:43 +0000 (GMT) (envelope-from gnats@FreeBSD.org) Received: from freefall.freebsd.org (gnats@localhost [127.0.0.1]) by freefall.freebsd.org (8.13.4/8.13.4) with ESMTP id kBEHeAss009543 for ; Thu, 14 Dec 2006 17:40:10 GMT (envelope-from gnats@freefall.freebsd.org) Received: (from gnats@localhost) by freefall.freebsd.org (8.13.4/8.13.4/Submit) id kBEHeATG009542; Thu, 14 Dec 2006 17:40:10 GMT (envelope-from gnats) Resent-Date: Thu, 14 Dec 2006 17:40:10 GMT Resent-Message-Id: <200612141740.kBEHeATG009542@freefall.freebsd.org> Resent-From: FreeBSD-gnats-submit@FreeBSD.org (GNATS Filer) Resent-To: freebsd-bugs@FreeBSD.org Resent-Reply-To: FreeBSD-gnats-submit@FreeBSD.org, Vladimir Ivanov Received: from mx1.FreeBSD.org (mx1.freebsd.org [69.147.83.52]) by hub.freebsd.org (Postfix) with ESMTP id 0A20016A500 for ; Thu, 14 Dec 2006 17:36:17 +0000 (UTC) (envelope-from nobody@FreeBSD.org) Received: from www.freebsd.org (www.freebsd.org [69.147.83.33]) by mx1.FreeBSD.org (Postfix) with ESMTP id CC5E343DF8 for ; Thu, 14 Dec 2006 17:14:02 +0000 (GMT) (envelope-from nobody@FreeBSD.org) Received: from www.freebsd.org (localhost [127.0.0.1]) by www.freebsd.org (8.13.1/8.13.1) with ESMTP id kBEHFcL8070024 for ; Thu, 14 Dec 2006 17:15:38 GMT (envelope-from nobody@www.freebsd.org) Received: (from nobody@localhost) by www.freebsd.org (8.13.1/8.13.1/Submit) id kBEHFc0k070023; Thu, 14 Dec 2006 17:15:38 GMT (envelope-from nobody) Message-Id: <200612141715.kBEHFc0k070023@www.freebsd.org> Date: Thu, 14 Dec 2006 17:15:38 GMT From: Vladimir Ivanov To: freebsd-gnats-submit@FreeBSD.org X-Send-Pr-Version: www-3.0 Cc: Subject: kern/106722: ifconfig may not connect an interface to known network X-BeenThere: freebsd-bugs@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Bug reports List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 14 Dec 2006 17:43:55 -0000 >Number: 106722 >Category: kern >Synopsis: ifconfig may not connect an interface to known network >Confidential: no >Severity: serious >Priority: medium >Responsible: freebsd-bugs >State: open >Quarter: >Keywords: >Date-Required: >Class: sw-bug >Submitter-Id: current-users >Arrival-Date: Thu Dec 14 17:40:09 GMT 2006 >Closed-Date: >Last-Modified: >Originator: Vladimir Ivanov >Release: RELENG_6 >Organization: Yandex LLC >Environment: FreeBSD karoto.yandex.net 6.2-PRERELEASE FreeBSD 6.2-PRERELEASE #20: Fri Dec 1 20:29:20 MSK 2006 root@barbedo.yandex.net:/usr/obj/usr/src/sys/CORE-RTR-RELENG_6 i386 >Description: ifconfig may not connect an interface to known network. It's a very unpleasant problem if you being use QUAGGA e.g. >How-To-Repeat: route add 10.0.0.0/24 some.gateway ifconfig IFACE 10.0.0.1/24 alias >Fix: Patch attached with submission follows: --- sys/net/route.c.orig 2006-12-01 20:28:22.000000000 +0300 +++ sys/net/route.c 2006-12-01 20:28:22.000000000 +0300 @@ -809,6 +809,12 @@ rtrequest1(int req, struct rt_addrinfo * RT_UNLOCK(rt2); rn = rnh->rnh_addaddr(ndst, netmask, rnh, rt->rt_nodes); + } else if (!(flags & RTF_GATEWAY) && (rt2 -> rt_flags & RTF_GATEWAY)) { + /* dirty hack allows ifconfig to setup address which is known to RT */ + rtexpunge(rt2); + RT_UNLOCK(rt2); + rn = rnh->rnh_addaddr(ndst, netmask, + rnh, rt->rt_nodes); } else if (rt2) { /* undo the extra ref we got */ RTFREE_LOCKED(rt2); >Release-Note: >Audit-Trail: >Unformatted: