From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-4.3 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,NICE_REPLY_A,SPF_HELO_NONE, SPF_PASS,USER_AGENT_SANE_1 autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 65AD4C2D0E4 for ; Tue, 24 Nov 2020 20:44:25 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 05F1420715 for ; Tue, 24 Nov 2020 20:44:24 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="pcQotWOk" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1732010AbgKXUn7 (ORCPT ); Tue, 24 Nov 2020 15:43:59 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:44990 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1731289AbgKXUn7 (ORCPT ); Tue, 24 Nov 2020 15:43:59 -0500 Received: from mail-io1-xd2b.google.com (mail-io1-xd2b.google.com [IPv6:2607:f8b0:4864:20::d2b]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 1BF27C0613D6 for ; Tue, 24 Nov 2020 12:43:59 -0800 (PST) Received: by mail-io1-xd2b.google.com with SMTP id m9so23363707iox.10 for ; Tue, 24 Nov 2020 12:43:59 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=subject:to:references:from:message-id:date:user-agent:mime-version :in-reply-to:content-language:content-transfer-encoding; bh=43n1EjMvyhJk8C7hWsQMMmW60j2jTaJ4SG2BQACMYAM=; b=pcQotWOkqufbdHnr0CXPoHqp23pr3CwONhcINeXptke/a2+TTHwUIpT6+mpvbGpmzx MIEGGNTOJ9VnXQr2QFzNsIMVPQhldS6+SGpO8fuuUQy7Y+726TSmtT48kUlVqeSVba9T HaN//PLUWe25qgLwCTHGbNwvWShPiYMtkeISsHSi5kGyYxPv+LFCE20qj4BDlKpHnEYV wKCWgus2ksK7ZmBuVJjfzYRDJf9w+wamhbyXE7hSwAwj5izzr1GG4xc/Jbi/Tw08OD/Z dBKGg5L1nYo2z4xlzzvtWXSW3pHDPAA+AD58KN1oG1uYHL9hjGRlwqYhbIX8NwXkTIEu UXXQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:subject:to:references:from:message-id:date :user-agent:mime-version:in-reply-to:content-language :content-transfer-encoding; bh=43n1EjMvyhJk8C7hWsQMMmW60j2jTaJ4SG2BQACMYAM=; b=PQYGhIKlKJduG/QMu9XbgL2pvQU0Ze4ZMhKV4QvTgWv6mE792naYbM1plus1UaO7IV mqezHn/iDEcJkMGjMCF1cAeNRYxg0EVdlxPeoSPu/9nQRWgUJLZZ2zwgAQVQeIWklN+g DbYgi5ZO7t4BbMZPHnMntpwmVlKplPMuwzLgYZYbrFurI+piV7An6iMfaiJaNav2Wi1n tqPjCoc4Tq3gn/XpwooR6o+GCB6Vm1QMZD1jD4PjFfBFBleAYrnYgO3zuOFsTD4q2Hkg fMTwChA1h5jHbQaqAEmYWwAE3Xndg95t1WvSHKMB0T2GuqJb8Day5OXx8alhq0uevsxn 14RQ== X-Gm-Message-State: AOAM5307G4p9eaOxCouIjgN6n7z+O1krN7lGUndHtZKjZNv5QSbkGGAD UdE9O4ko+jQ+d28fC4dxbWAqAv6B5nE= X-Google-Smtp-Source: ABdhPJyqs4KNZGiJ2Xr0xDnzdkbKvVcWRkbfvylGP/BkClXwJZIPNj+E9R+EQaELCzfpLklPHzez3g== X-Received: by 2002:a05:6602:2dcf:: with SMTP id l15mr102698iow.120.1606250637353; Tue, 24 Nov 2020 12:43:57 -0800 (PST) Received: from Davids-MacBook-Pro.local ([2601:284:8203:54f0:b920:c7b8:6a02:a6c0]) by smtp.googlemail.com with ESMTPSA id l4sm8174042ioj.41.2020.11.24.12.43.56 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 24 Nov 2020 12:43:56 -0800 (PST) Subject: Re: VRF NS for lladdr sent on the wrong interface To: Stephen Suryaputra , netdev@vger.kernel.org References: <20201124002345.GA42222@ubuntu> From: David Ahern Message-ID: <6d0df155-ef2e-f3eb-46df-90d5083c0dc0@gmail.com> Date: Tue, 24 Nov 2020 13:43:54 -0700 User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:78.0) Gecko/20100101 Thunderbird/78.5.0 MIME-Version: 1.0 In-Reply-To: <20201124002345.GA42222@ubuntu> Content-Type: text/plain; charset=windows-1252 Content-Language: en-US Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org On 11/23/20 5:23 PM, Stephen Suryaputra wrote: > Hi, > > I'm running into a problem with lladdr pinging all-host mcast all nodes > addr. The ping intially works but after cycling the interface that > receives the ping, the echo request packet causes a neigh solicitation > being sent on a different interface. > > To repro, I included the attached namespace scripts. This is the > topology and an output of my test. Can you run your test script on 4.14-4.17 kernel? I am wondering if the changes in 4.19-next changed this behavior.