From nobody Fri Mar 04 08:13:08 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 0CC5C19FD279 for ; Fri, 4 Mar 2022 08:13:09 +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 4K90wN6Frxz4S2D for ; Fri, 4 Mar 2022 08:13:08 +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 B6D7281C for ; Fri, 4 Mar 2022 08:13:08 +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 2248D8uV031950 for ; Fri, 4 Mar 2022 08:13:08 GMT (envelope-from bugzilla-noreply@freebsd.org) Received: (from www@localhost) by kenobi.freebsd.org (8.15.2/8.15.2/Submit) id 2248D8Lu031949 for virtualization@FreeBSD.org; Fri, 4 Mar 2022 08:13:08 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 08:13:08 +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=1646381588; 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=XMRJmv/0qH13l1+ILYRBdsO56DS7n6xQQy0Xb4OOHqY=; b=dW1kpxRtVaoo3Xjm2NyFgwYxB9QMnMylJRLdquFZ8kOC1D8CjF23QitGnDuuRfAlfSXxUz x1b7epwClVFirMw1hDWElPHI1ThlQL//lM46UAJ3TriPtYtQe3EIKzE75z1KsJZnHCT7yy 3Fth9hCGo46l0AHlmQm7wzNkEandunu91E83aNbz5nEBBJT14WiDUwoQVtgWrpc76OF6vU esRtdO8aTUyNC4hDCd+xM5/4Se/+Ns1pvWRM0OnseJi3k0e7Hh3cTqKYMbUp1ThvNiwJ54 kZGErFLW8LuqiIgdE15dl3K05txIL7MMsw/xEC0rUY7vXlz6ZE9FKtdX1V8uuA== ARC-Seal: i=1; s=dkim; d=freebsd.org; t=1646381588; a=rsa-sha256; cv=none; b=h2zXt4Or00do9vYZ6lLkQVZViZsvbvIzgAc+RrH/LgIwcW8dL7XR2uJCyB6EGGhiUapDGM cjxXpL2G5l1AocFTEI1uy+barP/9Wca3/PAaeo7dXb4MbcGANRpnVDTWOBDdpzbudS8RAh 8P7YA8ZbzBvgcVK7IosjoDtod2G/XCfzSDlMO8Ihcv/kG4jxxgX2Q0SIdG0jv18ieMjdMo ur4ogBTPEd5rrqLZa1ll9xPb5/Cx/gX93eGRTIAi4o1tyAdi+iXjlAOcYxxafZeqHRkGh1 IQjDo7egnu+1HIJtbNong2m+RlUPt8+o4+GBVdL8u8Q9YDmFdIGs4kUBpZIrgA== ARC-Authentication-Results: i=1; mx1.freebsd.org; none X-ThisMailContainsUnwantedMimeParts: N https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D262292 --- Comment #4 from Paul Webster --- (In reply to Jason Tubnor from comment #3) That actually appears to make things worse ... now the host does not even s= ee ipv6 traffic at all (according to tcpdump) root@de1:~ # 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 root@de1:~ # ifconfig bridge103 inet6 fe80::5a9c:fcff:fe10:fff5%bridge103 -alias root@de1:~ # ifconfig bridge103 inet 192.168.103.1 -alias root@de1:~ # ifconfig bridge103 bridge103: flags=3D8843 metric 0 mt= u 1500 ether 58:9c:fc:10:ff:f5 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 root@de1:~ #=20 The vm: root@sitehost:~ # ping6 2a00:1450:4001:829::200e PING6(56=3D40+8+8 bytes) 2a01:4f8:190:1183::103:2 --> 2a00:1450:4001:829::2= 00e ^C --- 2a00:1450:4001:829::200e ping6 statistics --- 30 packets transmitted, 0 packets received, 100.0% packet loss The host: root@de1:~ # tcpdump -vvi bridge103 ip6 tcpdump: listening on bridge103, link-type EN10MB (Ethernet), capture size 262144 bytes ^C 0 packets captured 13 packets received by filter 0 packets dropped by kernel root@de1:~ # --=20 You are receiving this mail because: You are the assignee for the bug.=