Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S262746AbVDYT5l (ORCPT ); Mon, 25 Apr 2005 15:57:41 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S262749AbVDYT5l (ORCPT ); Mon, 25 Apr 2005 15:57:41 -0400 Received: from ipx10069.ipxserver.de ([80.190.240.67]:43472 "EHLO codeblau.de") by vger.kernel.org with ESMTP id S262746AbVDYT5i (ORCPT ); Mon, 25 Apr 2005 15:57:38 -0400 Date: Mon, 25 Apr 2005 21:57:36 +0200 From: Felix von Leitner To: "YOSHIFUJI Hideaki / ?$B5HF#1QL@" Cc: linux-kernel@vger.kernel.org, netdev@oss.sgi.com Subject: IPv6 has trouble assigning an interface Message-ID: <20050425195736.GB3123@codeblau.de> References: <20050311202122.GA13205@fefe.de> <20050311173308.7a076e8f.akpm@osdl.org> <20050324.205902.119922975.yoshfuji@linux-ipv6.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20050324.205902.119922975.yoshfuji@linux-ipv6.org> User-Agent: Mutt/1.5.9i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1030 Lines: 21 I'm using stock 2.6.11.7 now. Here is an strace of some piece of code of mine: socket(PF_INET6, SOCK_DGRAM, IPPROTO_IP) = 3 setsockopt(3, SOL_SOCKET, SO_REUSEADDR, [12884901889], 4) = 0 bind(3, {sa_family=AF_INET6, sin6_port=htons(8002), inet_pton(AF_INET6, "::", &sin6_addr), sin6_flowinfo=0, sin6_scope_id=0}, 28) = 0 setsockopt(3, SOL_IPV6, IPV6_MULTICAST_LOOP, "\1", 1) = 0 [...] sendto(3, "ncp-lowfat-1.2.2", 16, 0, {sa_family=AF_INET6, sin6_port=htons(8002), inet_pton(AF_INET6, "ff02::6e63:7030", &sin6_addr), sin6_flowinfo=0, sin6_scope_id=0}, 28) = -1 EADDRNOTAVAIL (Cannot assign requested address) ff02 is a link-local multicast address. I've bound to ::. How can this fail? link-local should always work, even if no routes are set and no router has been found. Felix - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/