From nobody Fri Mar 04 07:03:39 2022 X-Original-To: virtualization@mlmmj.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mlmmj.nyi.freebsd.org (Postfix) with ESMTP id AD6B119F0C5D for ; Fri, 4 Mar 2022 07:03:39 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from mxrelay.nyi.freebsd.org (mxrelay.nyi.freebsd.org [IPv6:2610:1c1:1:606c::19:3]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256 client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "mxrelay.nyi.freebsd.org", Issuer "R3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4K8zNC3YNVz3q41 for ; Fri, 4 Mar 2022 07:03:39 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from kenobi.freebsd.org (kenobi.freebsd.org [IPv6:2610:1c1:1:606c::50:1d]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (Client did not present a certificate) by mxrelay.nyi.freebsd.org (Postfix) with ESMTPS id 5AEB12736C for ; Fri, 4 Mar 2022 07:03:39 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from kenobi.freebsd.org ([127.0.1.5]) by kenobi.freebsd.org (8.15.2/8.15.2) with ESMTP id 22473dvm094514 for ; Fri, 4 Mar 2022 07:03:39 GMT (envelope-from bugzilla-noreply@freebsd.org) Received: (from www@localhost) by kenobi.freebsd.org (8.15.2/8.15.2/Submit) id 22473dTn094513 for virtualization@FreeBSD.org; Fri, 4 Mar 2022 07:03:39 GMT (envelope-from bugzilla-noreply@freebsd.org) X-Authentication-Warning: kenobi.freebsd.org: www set sender to bugzilla-noreply@freebsd.org using -f From: bugzilla-noreply@freebsd.org To: virtualization@FreeBSD.org Subject: [Bug 262292] Seemingly not possible for IPv6 to function over tap devices on if_bridge Date: Fri, 04 Mar 2022 07:03:39 +0000 X-Bugzilla-Reason: AssignedTo X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: Base System X-Bugzilla-Component: bhyve X-Bugzilla-Version: 13.0-STABLE X-Bugzilla-Keywords: bhyve, ipv6 X-Bugzilla-Severity: Affects Only Me X-Bugzilla-Who: paul.g.webster@googlemail.com X-Bugzilla-Status: New X-Bugzilla-Resolution: X-Bugzilla-Priority: --- X-Bugzilla-Assigned-To: virtualization@FreeBSD.org X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: Message-ID: In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: https://bugs.freebsd.org/bugzilla/ Auto-Submitted: auto-generated List-Id: Discussion List-Archive: https://lists.freebsd.org/archives/freebsd-virtualization List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-freebsd-virtualization@freebsd.org X-BeenThere: freebsd-virtualization@freebsd.org MIME-Version: 1.0 ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1646377419; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=2VHYegvWyhsv5o4GAg2npi4DpOliJ+3diOHErnnkqa8=; b=QCCnUM+go6AW1K90mZ/H9GV/nqLbrjiRXbRBGX0u3f/sxGCD2Hog17mCr/AukF78YTa3v/ MPPzAXjIa2dbQ7NygjgVf5YYLwE/18pOkuuW7QGK+JflMXhNVRrTzsiSluqf0piIVh4o67 /brdn+obLAwAqxiN09RjK0g3Mz00/AEURplgVJ6VFt22rtD4dCAX7YzdpofFugutg48zw0 zB/dJs5DmulLhJRyzobU6cl8PTnPb5YoD8rZGiiOLnhnTYKaLqD/v2ZZeBNA7RJvio9Wcl KP5IwOjm4Jm4igo6gRQENXH45enl8G2HRu9MIHiDdwnE3u/H6O7avSrKubkfpg== ARC-Seal: i=1; s=dkim; d=freebsd.org; t=1646377419; a=rsa-sha256; cv=none; b=sRUZ7wEz+4cknNNtLJJsj6npRJEkszd3Y0J4gPs13FXlCB4w5MAzfHN9e9kQs+8d+hVpqF uhLq6SDirR3jTrYzw9ag/ew5VnO76XYX0eyNc9ANj99Uza4yQcovAOZORMGqILiAZAYiTl baGsI0KTJ43tOgxNrufDOXcOjWkt6vyDyKc+59S4arV566sgPvKka2u4iKfbeX5COzfZbr kuGNJIDrruM/GHxSmlbzh5FMyMR+Nn7ya8Mx2z7MOyyE7jciscRkGtgTwXgnydEHtqzeRI cr9XdtKiOilqRf87SbslBC/G/4n6+BWIeRek/sAaLM2AvAWVFs1DLh5u9RlYaQ== ARC-Authentication-Results: i=1; mx1.freebsd.org; none X-ThisMailContainsUnwantedMimeParts: N https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D262292 --- Comment #2 from Paul Webster --- (In reply to Jason Tubnor from comment #1) I removed the alias, please see below for my test: I destroy bridge 102/104 as there not in use for the moment, so really to simplify things root@de1:/usr/home/paul.webster # ifconfig bridge102 destroy root@de1:/usr/home/paul.webster # ifconfig bridge104 destroy Then re-show the host bridge103: root@de1:/usr/home/paul.webster # ifconfig bridge103 bridge103: flags=3D8843 metric 0 mt= u 1500 ether 58:9c:fc:10:ff:f5 inet 192.168.103.1 netmask 0xffffff00 broadcast 192.168.103.255 inet6 fe80::5a9c:fcff:fe10:fff5%bridge103 prefixlen 64 scopeid 0x4 inet6 2a01:4f8:190:1183::103:1 prefixlen 64 id 00:00:00:00:00:00 priority 32768 hellotime 2 fwddelay 15 maxage 20 holdcnt 6 proto rstp maxaddr 2000 timeout 1200 root id 00:00:00:00:00:00 priority 32768 ifcost 0 port 0 member: tap1033 flags=3D143 ifmaxaddr 0 port 9 priority 128 path cost 2000000 member: tap1032 flags=3D143 ifmaxaddr 0 port 8 priority 128 path cost 2000000 member: tap1031 flags=3D143 ifmaxaddr 0 port 11 priority 128 path cost 2000000 member: tap1030 flags=3D143 ifmaxaddr 0 port 10 priority 128 path cost 2000000 groups: bridge nd6 options=3D63 Let's remove that ipv6 addr: root@de1:/usr/home/paul.webster # ifconfig bridge103 inet6 2a01:4f8:190:1183::103:1 -alias root@de1:/usr/home/paul.webster # ifconfig bridge103 bridge103: flags=3D8843 metric 0 mt= u 1500 ether 58:9c:fc:10:ff:f5 inet 192.168.103.1 netmask 0xffffff00 broadcast 192.168.103.255 inet6 fe80::5a9c:fcff:fe10:fff5%bridge103 prefixlen 64 scopeid 0x4 id 00:00:00:00:00:00 priority 32768 hellotime 2 fwddelay 15 maxage 20 holdcnt 6 proto rstp maxaddr 2000 timeout 1200 root id 00:00:00:00:00:00 priority 32768 ifcost 0 port 0 member: tap1033 flags=3D143 ifmaxaddr 0 port 9 priority 128 path cost 2000000 member: tap1032 flags=3D143 ifmaxaddr 0 port 8 priority 128 path cost 2000000 member: tap1031 flags=3D143 ifmaxaddr 0 port 11 priority 128 path cost 2000000 member: tap1030 flags=3D143 ifmaxaddr 0 port 10 priority 128 path cost 2000000 groups: bridge nd6 options=3D63 Ok dokey with that bit done lets repeat a test: From the host: root@de1:~ # tcpdump -vvi bridge103 ip6 tcpdump: listening on bridge103, link-type EN10MB (Ethernet), capture size 262144 bytes 07:59:02.139781 IP6 (hlim 255, next-header ICMPv6 (58) payload length: 32) 2a01:4f8:190:1183::103:2 > ff02::1:ff00:1: [icmp6 sum ok] ICMP6, neighbor solicitation, length 32, who has fe80::1 source link-address option (1), length 8 (1): 00:d3:4d:be:3f:ab 0x0000: 00d3 4dbe 3fab 07:59:03.195030 IP6 (hlim 255, next-header ICMPv6 (58) payload length: 32) 2a01:4f8:190:1183::103:2 > ff02::1:ff00:1: [icmp6 sum ok] ICMP6, neighbor solicitation, length 32, who has fe80::1 source link-address option (1), length 8 (1): 00:d3:4d:be:3f:ab 0x0000: 00d3 4dbe 3fab 07:59:04.249361 IP6 (hlim 255, next-header ICMPv6 (58) payload length: 32) 2a01:4f8:190:1183::103:2 > ff02::1:ff00:1: [icmp6 sum ok] ICMP6, neighbor solicitation, length 32, who has fe80::1 source link-address option (1), length 8 (1): 00:d3:4d:be:3f:ab 0x0000: 00d3 4dbe 3fab 07:59:05.369920 IP6 (hlim 255, next-header ICMPv6 (58) payload length: 32) 2a01:4f8:190:1183::103:2 > ff02::1:ff00:1: [icmp6 sum ok] ICMP6, neighbor solicitation, length 32, who has fe80::1 source link-address option (1), length 8 (1): 00:d3:4d:be:3f:ab 0x0000: 00d3 4dbe 3fab From the client: root@sitehost:~ # netstat -6rn Routing tables Internet6: Destination Gateway Flags N= etif Expire ::/96 ::1 UGRS = lo0 default fe80::1%vtnet0 UGS vt= net0 ::1 link#2 UHS = lo0 ::ffff:0.0.0.0/96 ::1 UGRS = lo0 2a01:4f8:190:1183::/64 link#1 U vt= net0 2a01:4f8:190:1183::103:2 link#1 UHS = lo0 fe80::/10 ::1 UGRS = lo0 fe80::%vtnet0/64 link#1 U vt= net0 fe80::2d3:4dff:febe:3fab%vtnet0 link#1 UHS = lo0 fe80::%lo0/64 link#2 U = lo0 fe80::1%lo0 link#2 UHS = lo0 ff02::/16 ::1 UGRS = lo0 root@sitehost:~ # ping6 ipv6.google.com PING6(56=3D40+8+8 bytes) 2a01:4f8:190:1183::103:2 --> 2a00:1450:4001:829::2= 00e ^C --- ipv6.l.google.com ping6 statistics --- 4 packets transmitted, 0 packets received, 100.0% packet loss --=20 You are receiving this mail because: You are the assignee for the bug.=