From nobody Mon Mar 27 14:36:56 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 4Plb493XV2z41cfx for ; Mon, 27 Mar 2023 14:36:57 +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 4Plb492WSBz43Nx for ; Mon, 27 Mar 2023 14:36:57 +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=1679927817; 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=K/1M07A/iujlbn+RI+rNIzrgIpNWCiDkVAtpMpnVbB8=; b=ntc3t8fsa3ju1jcEuJ9KjFpo3JnXis6zdjiWhiy4JKtj57njeTy0mJLUxLuO8nOTUGqdwR jRxWIw7dIyVHf1VCTdwldAwFnJOr9ZingWjnZi3qmsiaWVJdxxW6sAyFFieAL4x2F6trTD AE0IeE/z6f5hZ/vkaNr5QXhQhq2jX+LcbXmWEJfv9LH9/Y46A1dwTzY90gJrwVEzUUG4l2 94N7MQ0zjQ11iBBtWt4mSODuvWjxNy+B8LWRfq3x4O3/rBa19TCvuDXjdXz4SqpgsxX8ww YrPFRL6X9qcEnelT1jguPvLK59JirhARRxhA818gbut5c/psJfcn7SjPnGC6MQ== ARC-Authentication-Results: i=1; mx1.freebsd.org; none ARC-Seal: i=1; s=dkim; d=freebsd.org; t=1679927817; a=rsa-sha256; cv=none; b=SbFUZlzvW9H79ouCcxdMVKwr9olXpStp1aGtbdzS2wHsrZ6gNUhE7MAI1Oi14jNkTLQXLl bbhV9zC8rcaaAFeqgjwSZ3+WsQz7TJ7WAWQzt/0P+HogiHz+R5R9DU5X0xlbmLrZHSaLYs FjQFUXF8p5DH5KeGoNHpfW4XKCQFfRKMSwGziHSHoTJ+F/tsJqf/AYCagcp5bjoxU17+jg CexQK8M0+ZL44NfBWaJ2eKC8ucbUHWupIIhkA4cDZ9O4EXFYqSDzjni868l3Q8nFdh9/+H fI7F32DJrHVkOnRB9V1qFUrEoKVY/5R1G+/qKvhFV+P59n14ldsKDJ3ILsF9Zg== 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 4Plb491Y5zzR4D for ; Mon, 27 Mar 2023 14:36:57 +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 32REav4Y067177 for ; Mon, 27 Mar 2023 14:36:57 GMT (envelope-from bugzilla-noreply@freebsd.org) Received: (from www@localhost) by kenobi.freebsd.org (8.15.2/8.15.2/Submit) id 32REavCh067176 for net@FreeBSD.org; Mon, 27 Mar 2023 14:36:57 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 270478] Duplicated ARP reply sent from if_bridge member Date: Mon, 27 Mar 2023 14:36:56 +0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: Base System X-Bugzilla-Component: kern X-Bugzilla-Version: CURRENT X-Bugzilla-Keywords: X-Bugzilla-Severity: Affects Only Me X-Bugzilla-Who: zlei@FreeBSD.org X-Bugzilla-Status: New X-Bugzilla-Resolution: X-Bugzilla-Priority: --- X-Bugzilla-Assigned-To: bugs@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 X-ThisMailContainsUnwantedMimeParts: N https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D270478 --- Comment #5 from Zhenlei Huang --- Some digs: https://github.com/freebsd/freebsd-src/blob/19e43c163c64636d2590dca006e22f1= 8d22f48b2/sys/netinet/if_ether.c#L828-L870 For broadcast packets, they are processed by both bridge and its member (the interface receiving the broadcast packets). Specifically, both bridge and its member response to ARP requests and gener= ate ARP replies. Should we suppress either bridge or its member so that the bridge behaves l= ike exactly ONE logical interface? --=20 You are receiving this mail because: You are on the CC list for the bug.=