From nobody Wed Jul 19 14:07:16 2023 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 4R5d1J3JN4z4dZZk for ; Wed, 19 Jul 2023 14:07:16 +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 4R5d1J1nB2z3FR1 for ; Wed, 19 Jul 2023 14:07:16 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1689775636; 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=aazzSA1qEjf31y2N9WE7IKlEMA0ggmVdIH6UQt9ffN4=; b=mFiRaXPxgO+sLQQDYf4sLNDcrMzNd8bNO75RldQOhUNafsDu/J1UxP8Hwm0lFbN04m1xad bdbGOQ2wI9KVNuuU77fPUnRwrvOgRHuKD9a6s8tA+72wHDlM3XSMQxQYqd7pKGFyWWuS7+ dlSKZaTrzC86qnSLc0zL0AJ9s0wFGk+aYBwxAtiPJ4cd1dF7SOWLKvbCn2ScLn6my+s+2U vH/A4WlqNNvRIRXkFyaYhJr406v0Nnp1Y5+/Ocz6Ku6L6zke27flMO4TtW1AhyxXOfOuDm 51GUOYwHm5l0eYex7nuEm8z+fWlY+xJqWziRN7oUEziSuu6FP+0005C4KfWS7A== ARC-Authentication-Results: i=1; mx1.freebsd.org; none ARC-Seal: i=1; s=dkim; d=freebsd.org; t=1689775636; a=rsa-sha256; cv=none; b=S8KhTVoX9iXo7cLoLYbYVOcEih7bqqjnLQYXOi8H9UxwVnzAiLEfd3ESFK/M+FYOO/tk/7 KqnMIN4OtQaAR5yViGwc2cGvpI/FAAr9A5+k2EGV2s2zzV+UZTtgs7nUcp7RHJYu+nlsKf HTNvf7yaH/gdgP2sRO6j5b1ei4XS+qU7+klJoQVOvYtLMqJKN6Ydq/iPU5tov6aP/KIBsF S9oMA68s8dMEdHKZM8OmS3nyTh/jdN0fr0mXgSwYJIWhwliGvwvi1qhH2531o/PGWMg7Bj zAtqithL1RJa1U1iV2FHgj3GPUJLXrOhWLcNLvHITndDbuF+cL2oz7qkNb7v7w== 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 4R5d1J0ntNzqQS for ; Wed, 19 Jul 2023 14:07:16 +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 36JE7GXK046974 for ; Wed, 19 Jul 2023 14:07:16 GMT (envelope-from bugzilla-noreply@freebsd.org) Received: (from www@localhost) by kenobi.freebsd.org (8.15.2/8.15.2/Submit) id 36JE7GRa046973 for net@FreeBSD.org; Wed, 19 Jul 2023 14:07:16 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: Wed, 19 Jul 2023 14:07:16 +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: kp@freebsd.org X-Bugzilla-Status: New X-Bugzilla-Resolution: X-Bugzilla-Priority: --- X-Bugzilla-Assigned-To: net@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: 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 https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D233683 --- Comment #16 from Kristof Provost --- (In reply to Andrey V. Elsukov from comment #15) It's not hardware related. I can trivially reproduce the issue on if_epair. There's long debugging saga in https://redmine.pfsense.org/issues/13423, but here's a short version: > [kp@nut ~]$ sudo ifconfig epair create epair0a > [kp@nut ~]$ sudo ifconfig epair0a inet6 2001:db8::1/64 up > [kp@nut ~]$ ifmcstat -i epair0a > epair0a: > inet6 fe80::9e:e8ff:fe02:780a%epair0a scopeid 0xc > mldv2 flags=3D2 rv 2 qi 125 qri 10 uri 3 > group ff02::1:ff00:1%epair0a scopeid 0xc mode exclude > mcast-macaddr 33:33:ff:00:00:01 > group ff01::1%epair0a scopeid 0xc mode exclude > mcast-macaddr 33:33:00:00:00:01 > group ff02::2:6c69:386f%epair0a scopeid 0xc mode exclude > mcast-macaddr 33:33:6c:69:38:6f > group ff02::2:ff6c:6938%epair0a scopeid 0xc mode exclude > mcast-macaddr 33:33:ff:6c:69:38 > group ff02::1%epair0a scopeid 0xc mode exclude > mcast-macaddr 33:33:00:00:00:01 > group ff02::1:ff02:780a%epair0a scopeid 0xc mode exclude > mcast-macaddr 33:33:ff:02:78:0a > [kp@nut ~]$ sudo ifconfig epair0a inet6 2001:db8::1/64 > [kp@nut ~]$ ifmcstat -i epair0a > epair0a: > inet6 fe80::9e:e8ff:fe02:780a%epair0a scopeid 0xc > mldv2 flags=3D2 rv 2 qi 125 qri 10 uri 3 > group ff01::1%epair0a scopeid 0xc mode exclude > mcast-macaddr 33:33:00:00:00:01 > group ff02::2:6c69:386f%epair0a scopeid 0xc mode exclude > mcast-macaddr 33:33:6c:69:38:6f > group ff02::2:ff6c:6938%epair0a scopeid 0xc mode exclude > mcast-macaddr 33:33:ff:6c:69:38 > group ff02::1%epair0a scopeid 0xc mode exclude > mcast-macaddr 33:33:00:00:00:01 > group ff02::1:ff02:780a%epair0a scopeid 0xc mode exclude > mcast-macaddr 33:33:ff:02:78:0a Note the lost subscription to the ff02::1:ff00:1%epair0a group. --=20 You are receiving this mail because: You are the assignee for the bug.=