From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id EBB9C247280 for ; Mon, 1 Dec 2025 11:19:24 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1764587965; cv=none; b=Ae6M0cJL6XhG6yR0I2KmQq3KDczKMnYQMf6kq57qe8uBuAej1N1cadehjZKMTvUdqtnwuhTVD2M3Vwfs5miiHl5fG4Zq501NzwbziDhtWjpDBRZUMmKLPdLk4HKvWytTNt6E1xXXItU+kicwy3YdEkOgO0XqeleXCby3PejEivc= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1764587965; c=relaxed/simple; bh=HelmBrNOGPxnECAahrI/AYz/q47MmmsHP6zQrECTiHA=; h=Message-ID:Date:MIME-Version:Subject:To:References:From:Cc: In-Reply-To:Content-Type; b=EZZ8lO8/+HfQ0ZuAfhwCUwEGeVIfewtFUqdVDiKTZ4aJFeg5+96y435TE7RqJIfXln7ExhPPj3kzqFcmc+uD1NabVAz7BuPLYZQH7WMebNX910Fovt1mMMj1KRcvX4ZCfaLTmW0Pgny+oN8c3lZQh9AsA7efRmRVf2RvFAileXQ= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=kOCm4jCL; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="kOCm4jCL" Received: by smtp.kernel.org (Postfix) with ESMTPSA id D6EACC4CEF1; Mon, 1 Dec 2025 11:19:23 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1764587964; bh=HelmBrNOGPxnECAahrI/AYz/q47MmmsHP6zQrECTiHA=; h=Date:Subject:To:References:From:Cc:In-Reply-To:From; b=kOCm4jCLFvkGoHKEMaVanbmjZpGA3VNYyZx4zlISAXtcDBUNl3hzUWQxYjIjLe5E0 e1TVxBZknaTY3/OsXHBzm4u9zqYzX2fTLuzRGHLcpkIkuKhljVDl/5dL8YVQ8w8ftS 8/PpRkAPL0k5Cs1ipaPDkUCtILZ+0iuEJxBTnt4vaHPCC4UdhwsB/NNGWN/7m9L82p i74O3yTpOakbpmSYeHxm7MpOK22nHOw2wGHyrSMpr1cwAdN0FeicKrc/j+Te283qVv bhqrppd1vzsMPz4MOG5y05aWqjAdl1OTKq5VQUD/whSTac9m1XRRy7wm44q7yGBjT7 iD7pm3CaGeFVw== Message-ID: <5ab9decf-e350-4ff6-bd0d-ba23b501f224@kernel.org> Date: Mon, 1 Dec 2025 12:19:21 +0100 Precedence: bulk X-Mailing-List: mptcp@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Beta Subject: Re: [PATCH mptcp-net] mptcp: fallback earlier on simult connection Content-Language: en-GB, fr-BE To: Paolo Abeni References: <36b926c5d55933a6f2d2a7f6ff8d8a091c0de719.1764332508.git.pabeni@redhat.com> <7bc3d452-b6f3-ce84-f163-a2fbefa71e55@gmail.com> From: Matthieu Baerts Cc: mptcp@lists.linux.dev Autocrypt: addr=matttbe@kernel.org; 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charset=UTF-8 Content-Transfer-Encoding: 8bit Hi Paolo, On 01/12/2025 12:10, Paolo Abeni wrote: > On 11/28/25 2:35 PM, MPTCP CI wrote: >> Thank you for your modifications, that's great! >> >> Our CI did some validations and here is its report: >> >> - KVM Validation: normal (except selftest_mptcp_join): Unstable: 2 failed test(s): packetdrill_syscalls selftest_simult_flows 🔴 >> - KVM Validation: normal (only selftest_mptcp_join): Success! ✅ >> - KVM Validation: debug (except selftest_mptcp_join): Unstable: 1 failed test(s): packetdrill_syscalls 🔴 >> - KVM Validation: debug (only selftest_mptcp_join): Success! ✅ >> - KVM Validation: btf-normal (only bpftest_all): Success! ✅ >> - KVM Validation: btf-debug (only bpftest_all): Unstable: 1 failed test(s): bpftest_test_progs_mptcp 🔴 >> - Task: https://github.com/multipath-tcp/mptcp_net-next/actions/runs/19764025304 > > As mentioned, pktdrill failures are expected - test need to be updated. > > The simult flows and btf failures are unexpected, but looks unrelated > from this patch. Thank you for having checked! (Sorry, I'm lagging a bit behind) Regarding the simult_flows tests, the last job checking the sync with net/net-next also has a failure: https://github.com/multipath-tcp/mptcp_net-next/actions/runs/19812973527 So not a regression due to your patch, but I hope there is not one due to other changes! (The last job also mentioned issues with a new packetdrill test, I'm going to look at it, then apply your patch!) Cheers, Matt -- Sponsored by the NGI0 Core fund.