From owner-freebsd-bugs@FreeBSD.ORG Thu Feb 1 06:00:37 2007 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 BB4C716A402 for ; Thu, 1 Feb 2007 06:00:37 +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 86AB513C4A6 for ; Thu, 1 Feb 2007 06:00:37 +0000 (UTC) (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 l1160awT057417 for ; Thu, 1 Feb 2007 06:00:36 GMT (envelope-from gnats@freefall.freebsd.org) Received: (from gnats@localhost) by freefall.freebsd.org (8.13.4/8.13.4/Submit) id l1160aBt057416; Thu, 1 Feb 2007 06:00:36 GMT (envelope-from gnats) Resent-Date: Thu, 1 Feb 2007 06:00:36 GMT Resent-Message-Id: <200702010600.l1160aBt057416@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 Korkodinov Received: from mx1.freebsd.org (mx1.freebsd.org [69.147.83.52]) by hub.freebsd.org (Postfix) with ESMTP id 319F116A403 for ; Thu, 1 Feb 2007 06:00:00 +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 02A4313C471 for ; Thu, 1 Feb 2007 06:00:00 +0000 (UTC) (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 l115xxaV052121 for ; Thu, 1 Feb 2007 05:59:59 GMT (envelope-from nobody@www.freebsd.org) Received: (from nobody@localhost) by www.freebsd.org (8.13.1/8.13.1/Submit) id l115xxml052120; Thu, 1 Feb 2007 05:59:59 GMT (envelope-from nobody) Message-Id: <200702010559.l115xxml052120@www.freebsd.org> Date: Thu, 1 Feb 2007 05:59:59 GMT From: Vladimir Korkodinov To: freebsd-gnats-submit@FreeBSD.org X-Send-Pr-Version: www-3.0 Cc: Subject: misc/108645: [gre] bogus route after ifconfig tunnel 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, 01 Feb 2007 06:00:37 -0000 >Number: 108645 >Category: misc >Synopsis: [gre] bogus route after ifconfig tunnel >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 Feb 01 06:00:35 GMT 2007 >Closed-Date: >Last-Modified: >Originator: Vladimir Korkodinov >Release: 6.2-STABLE >Organization: ER-telecom >Environment: uname -a FreeBSD test 6.2-STABLE FreeBSD 6.2-STABLE #0: Wed Jan 31 19:11:02 YEKT 2007 viper@test:/usr/src/sys/i386/compile/viper i386 >Description: After the creation of tunnel bogus route appears. The tunnel does not work because of it. Temporarily it helps arp -ad. however this route may appears again after the certain time. I saw the similar symptoms on 6.1R and 6.2R. >How-To-Repeat: #ifconfig vr0: flags=8843 mtu 1500 inet 10.100.201.100 netmask 0xffff0000 broadcast 10.100.255.255 ether 00:05:5d:75:fd:73 media: Ethernet autoselect (100baseTX ) status: active plip0: flags=108810 mtu 1500 lo0: flags=8049 mtu 16384 inet 127.0.0.1 netmask 0xff000000 #arp -an ? (10.100.10.235) at 00:15:f2:5b:37:29 on vr0 [ethernet] #ifconfig gre1 create #arp -an ? (10.100.10.235) at 00:15:f2:5b:37:29 on vr0 [ethernet] #ifconfig gre1 tunnel 10.100.201.100 10.100.200.120 #arp -an ? (10.100.10.235) at 00:15:f2:5b:37:29 on vr0 [ethernet] ? (10.100.200.121) at (incomplete) on vr0 [ethernet] ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ #netstat -rn Routing tables Internet: Destination Gateway Flags Refs Use Netif Expire 10.1.12.38 127.0.0.1 UGHS 0 2 lo0 10.100/16 link#1 UC 0 0 vr0 10.100.10.235 00:15:f2:5b:37:29 UHLW 1 110 vr0 1128 10.100.200.120 00:0c:29:0e:1d:b2 UHLW 2 42 vr0 1130 10.100.200.121 link#1 UHLW 2 0 vr0 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 127.0.0.1 127.0.0.1 UH 1 10 lo0 # ifconfig gre1 inet 10.1.12.38 10.1.12.37 netmask 255.255.255.252 # ifconfig gre1 mtu 1450 # ifconfig gre1 up # route add -host 10.1.12.38 127.0.0.1 # ping 10.1.12.37 PING 10.1.12.37 (10.1.12.37): 56 data bytes ^C --- 10.1.12.37 ping statistics --- 3 packets transmitted, 0 packets received, 100% packet loss #arp -ad 10.100.10.235 (10.100.10.235) deleted 10.100.200.120 (10.100.200.120) deleted 10.100.200.121 (10.100.200.121) deleted #ping 10.1.12.37 PING 10.1.12.37 (10.1.12.37): 56 data bytes 64 bytes from 10.1.12.37: icmp_seq=0 ttl=254 time=1.030 ms 64 bytes from 10.1.12.37: icmp_seq=1 ttl=254 time=0.605 ms ^C --- 10.1.12.37 ping statistics --- 2 packets transmitted, 2 packets received, 0% packet loss round-trip min/avg/max/stddev = 0.605/0.818/1.030/0.213 ms >Fix: Unknown >Release-Note: >Audit-Trail: >Unformatted: