From nobody Sat Feb 26 19:13:23 2022 X-Original-To: net@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 8EA3C19F0425 for ; Sat, 26 Feb 2022 19:13:24 +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 4K5bs02wNbz4Ygh for ; Sat, 26 Feb 2022 19:13:24 +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 4464219493 for ; Sat, 26 Feb 2022 19:13:24 +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 21QJDOlT044193 for ; Sat, 26 Feb 2022 19:13:24 GMT (envelope-from bugzilla-noreply@freebsd.org) Received: (from www@localhost) by kenobi.freebsd.org (8.15.2/8.15.2/Submit) id 21QJDOoH044192 for net@FreeBSD.org; Sat, 26 Feb 2022 19:13:24 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: net@FreeBSD.org Subject: [Bug 233683] IPv6 ND neighbor solicitation messages fail to arrive Date: Sat, 26 Feb 2022 19:13:23 +0000 X-Bugzilla-Reason: AssignedTo X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: Base System X-Bugzilla-Component: kern X-Bugzilla-Version: 12.0-RELEASE X-Bugzilla-Keywords: 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: net@FreeBSD.org X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: cc 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: Networking and TCP/IP with FreeBSD List-Archive: https://lists.freebsd.org/archives/freebsd-net List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-freebsd-net@freebsd.org MIME-Version: 1.0 ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1645902804; 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=6IqxmRIWC3mJqmlK1UW7AR302KO9GmbOVZCg4PNOYx0=; b=UOPhe29mRSUrBRHIttomLloqFWB3kapXouJZqNFm+dFZ7RMEm4lURIXz5vGN8BV1lzErd4 9zn/lsab2kFV1OJvp/lEKNFxpd5PD2qPEb0beE+dD7/lxRksj//3KQdUvQhuJbYEjs4js0 mFwX2GgDSic5EakOBmJ2KtJhhpIlA/Rkkjnu2YGJsxMqC+9Q7yAqB0IdNcpcv+c22z+tRt hFBHe5p3hMaYVnUp/mpnMyrvJTxkWQ5osYthiuCToRsQQFeerZ0K6W1Yc5O22D+dr0z43q qk3aP6B9GtRI5yaDKgDwrXJfnWw2SeSBSF/Jj9mPN2zCESbbSDusex979tBw5Q== ARC-Seal: i=1; s=dkim; d=freebsd.org; t=1645902804; a=rsa-sha256; cv=none; b=knkMp8EO0COJ83hi/G2V6jT8INq9XsruZ6BAKcSPJw0Jzv2Za14hDgqVkcuGPNPAARTYYz zc1dUCpg+J9KJ3otk4nVrNPog8J3k7NkYkxVi4xlxYZHUMaczljjtf3v7tEXDTpbF5XgIP +zQuc+PgAhxY0dzA1qWO63C6m2s6uqO2uWyJoYBNBUgYedPQR4OOf+dmnuWB0cnFisFoQ5 mDUf7eCgCRgXEZbRDeSzbGALTNNIm/AvdJ0tC5UrOwTQ9gQ5dxef42m46kvDPWtlkLPnIK cvmvvCBRTNbl3cUseQfwo+Fq4v7NLvE5AHnEXBQi7EVzoM7uQV0tcbqQ2gzYAA== ARC-Authentication-Results: i=1; mx1.freebsd.org; none X-ThisMailContainsUnwantedMimeParts: N https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D233683 Paul Webster changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |paul.g.webster@googlemail.c | |om --- Comment #3 from Paul Webster --- I also appear to be suffering from this same problem. I have a /64 assigned to my host (which works perfectly fine) as well as th= ree bridges: bridge102: flags=3D8843 metric 0 mt= u 1500 ether 58:9c:fc:10:ff:e2 inet 192.168.102.1 netmask 0xffffff00 broadcast 192.168.102.255 inet6 fe80::5a9c:fcff:fe10:ffe2%bridge102 prefixlen 64 scopeid 0x3 inet6 2a01:4f8:190:1183::102:1 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 groups: bridge nd6 options=3D63 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 bridge104: flags=3D8843 metric 0 mt= u 1500 ether 58:9c:fc:00:05:61 inet 192.168.104.1 netmask 0xffffff00 broadcast 192.168.104.255 inet6 fe80::5a9c:fcff:fe00:561%bridge104 prefixlen 64 scopeid 0x5 inet6 2a01:4f8:190:1183::104:1 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 groups: bridge nd6 options=3D63 Any vm though, that is attached in this case to bridge103;=20 inet6 2a01:4f8:190:1183::103:1 prefixlen 64 cannot even ping '2a01:4f8:190:1183::103:1'; given these commands in the vm: ifconfig vtnet0 inet6 2a01:4f8:190:1183::103:2 prefixlen 64 It should be able to ping 2a01:4f8:190:1183::103:1 irregardless, however. root@sitehost:/var # ping6 2a01:4f8:190:1183::103:1 PING6(56=3D40+8+8 bytes) 2a01:4f8:190:1183::103:2 --> 2a01:4f8:190:1183::= 103:1 And the host: root@de1:/usr/venv/bhyve/init # tcpdump -vvi bridge103 icmp6 tcpdump: listening on bridge103, link-type EN10MB (Ethernet), capture size 262144 bytes 20:11:53.073960 IP6 (hlim 255, next-header ICMPv6 (58) payload length: 32) 2a01:4f8:190:1183::103:2 > ff02::1:ff03:1: [icmp6 sum ok] ICMP6, neighbor solicitation, length 32, who has 2a01:4f8:190:1183::103:1 source link-address option (1), length 8 (1): 00:d3:4d:be:3f:ab 0x0000: 00d3 4dbe 3fab 20:11:54.120586 IP6 (hlim 255, next-header ICMPv6 (58) payload length: 32) 2a01:4f8:190:1183::103:2 > ff02::1:ff03:1: [icmp6 sum ok] ICMP6, neighbor solicitation, length 32, who has 2a01:4f8:190:1183::103:1 source link-address option (1), length 8 (1): 00:d3:4d:be:3f:ab 0x0000: 00d3 4dbe 3fab 20:11:56.214303 IP6 (hlim 255, next-header ICMPv6 (58) payload length: 32) 2a01:4f8:190:1183::103:2 > ff02::1:ff03:1: [icmp6 sum ok] ICMP6, neighbor solicitation, length 32, who has 2a01:4f8:190:1183::103:1 source link-address option (1), length 8 (1): 00:d3:4d:be:3f:ab 0x0000: 00d3 4dbe 3fab It is plain to see that the bridge device has no idea how to answer, becaus= e it simply does not know who 2a01:4f8:190:1183::103:2 is, despite it being a br= idge member. --=20 You are receiving this mail because: You are the assignee for the bug.=