From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S264647AbUG2Nmu (ORCPT ); Thu, 29 Jul 2004 09:42:50 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S264665AbUG2Nmu (ORCPT ); Thu, 29 Jul 2004 09:42:50 -0400 Received: from voicebook.com ([128.121.231.235]:14857 "EHLO voicebook.com") by vger.kernel.org with ESMTP id S264648AbUG2NmX (ORCPT ); Thu, 29 Jul 2004 09:42:23 -0400 Subject: Interfaces losing inet6 addresses in ifconfig output after some uptime From: Marcello Barnaba Reply-To: marcello@softmedia.info To: linux-kernel@vger.kernel.org Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="=-ION9lnMnxOWgncJ8EhVR" Organization: Softmedia S.c.r.l. Message-Id: <1091108537.14310.33.camel@nowhere.openssl.softmedia.lan> Mime-Version: 1.0 X-Mailer: Ximian Evolution 1.4.6 Date: Thu, 29 Jul 2004 15:42:17 +0200 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org --=-ION9lnMnxOWgncJ8EhVR Content-Type: text/plain Content-Transfer-Encoding: quoted-printable This is somewhat strange, after an average of 25 days of uptime, either with kernel 2.6.6 or kernel 2.6.7 (didn't notice this with earlier kernels, but the problem may be there as well, sorry but I didn't care about this before, and the box is in production so it cannot be rebooted easily), ifconfig does not display the inet6 addresses of my interfaces anymore, but the addresses work as expected and are correctly in iproute output: golem:/etc/shorewall# ifconfig eth0 eth0 Link encap:Ethernet HWaddr 00:50:FC:5A:0B:58 =20 inet addr:192.168.203.1 Bcast:192.168.203.127=20 Mask:255.255.255.128 UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1 RX packets:50564399 errors:0 dropped:0 overruns:0 frame:0 TX packets:46289378 errors:0 dropped:0 overruns:0 carrier:0 collisions:0 txqueuelen:1000=20 RX bytes:3363466008 (3.1 GiB) TX bytes:1097487814 (1.0 GiB) Interrupt:10=20 golem:/etc/shorewall# ip addr show dev eth0 2: eth0: mtu 1500 qdisc pfifo_fast qlen 1000 link/ether 00:50:fc:5a:0b:58 brd ff:ff:ff:ff:ff:ff inet 192.168.203.1/25 brd 192.168.203.127 scope global eth0 inet 192.168.203.6/25 brd 192.168.203.127 scope global secondary eth0:1 inet6 2001:1418:106:1::a1/64 scope global=20 valid_lft forever preferred_lft forever inet6 2001:1418:106:1::1/64 scope global=20 valid_lft forever preferred_lft forever inet6 fe80::250:fcff:fe5a:b58/64 scope link=20 valid_lft forever preferred_lft forever oh, as you can see I just now noticed that ifconfig dropped the secondary interface IP address as well.. This is a vanilla 2.6.7: Linux golem.softmedia.lan 2.6.7 #1 Fri Jul 2 11:11:30 CEST 2004 i686 unknown 15:41:42 up 27 days, 4:21, 2 users, load average: 0.01, 0.00, 0.00 ..running a debian woody:=20 net-tools 1.60 ifconfig 1.42 (2001-04-13) Known kernel bug, ifconfig bug, whatever? A net-tools upgrade from backports.org is possible, what do you guys think about this issue? TIA. --=20 Marcello Barnaba - SoftMedia S.c.r.l. :: Mobile: +39 (340) 3698342 Via Mauro Amoruso, 11 - 70124 Bari :: Phone: +39 (080) 5046314 pub 1024D/F04476A2 :: 6807 EEA5 7F97 AC9A D8EF AE73 64CD 71A2 F044 76A2 --=-ION9lnMnxOWgncJ8EhVR Content-Type: application/pgp-signature; name=signature.asc Content-Description: This is a digitally signed message part -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.2.4 (GNU/Linux) iD8DBQBBCP65kn504uXeT8sRAnQ7AKCKqecYiFyOPTcpsYUs0+Bf1AsrkACePfXX nHSpk/bMRi1q3hy//M4Zgmw= =163b -----END PGP SIGNATURE----- --=-ION9lnMnxOWgncJ8EhVR--