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 E3DEA3128D6; Fri, 17 Oct 2025 10:13:16 +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=1760695997; cv=none; b=qAIdqTIABomsCVK6C3hc+HB7JLom1QCUjcmTcxxl55ev+xhcHGckoc47AK+/u5UlGkVlN1lbEbGEk2gnc4tXlprYutEVJYjRv+SsX01IbTHbTS3FbmI7Jf2/AVesSQZJy9gVyNUnlS5gUybCT7Eaqd10pHLGXtnK0sjgqusbrkE= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1760695997; c=relaxed/simple; bh=v2k8lU/SLG9IREpfIPwTrc5rYYB6unnxpeareIxSmFM=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=G+ah6/gx5xGUmzJiqI0eLi8wKqmcjr35IVKsESyf0uDNXnIyFW9DQCf1HPn8Xsi0i6YrBEMAX/Rzd/KkXRCXQoNLSRql2T/FVSCtwxGSEdBYW6d+dPykzOSlbt4f95TObRUXRunb/lTWAPfy5C0dIMZv0TQ81uC4GenS06D/O0E= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=ZMpLtkNV; 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="ZMpLtkNV" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 3C146C4CEE7; Fri, 17 Oct 2025 10:13:15 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1760695996; bh=v2k8lU/SLG9IREpfIPwTrc5rYYB6unnxpeareIxSmFM=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=ZMpLtkNVxH2zBkDY369i0cvyIVQdMoZ8Lf7NYUizvvXz8V5jEBO1Udr5pEhcj8YFv Ti7SE/fniihEvfnqI9tWsr36sr8QRzUXd22J1KIwOJx5lWaRkKFqrEcIPwRrrYFcch C2GZ2b49LRtu414kdRMH72s342yMooLUxXjAirtTWwKvadzPc8Z+j/SnpU4itD4n2C mHxj/usdHfizaHyOWJDqw5YS89cAFa3wj3xVVBDwg+d4Ydim82WfWyBUlseOQ8ECJl pDJcs1bZFflYWtj8D/CGHMuAeKQK5YbwOBBq+Dcb3kLBiHNTHx5X7uEu1pHqk2Crlu cGKooyG42Ykbw== Message-ID: <04422a9f-64fb-418d-817f-e36ac0601ad3@kernel.org> Date: Fri, 17 Oct 2025 12:13:12 +0200 Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: Patch "selftests: mptcp: join: validate C-flag + def limit" has been added to the 5.10-stable tree Content-Language: en-GB, fr-BE To: gregkh@linuxfoundation.org Cc: stable-commits@vger.kernel.org, geliang@kernel.org, kuba@kernel.org, Stable References: <2025101603-liftoff-spew-4e3a@gregkh> From: Matthieu Baerts Autocrypt: addr=matttbe@kernel.org; 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charset=UTF-8 Content-Transfer-Encoding: 7bit Hi Greg, On 16/10/2025 15:25, gregkh@linuxfoundation.org wrote: > > This is a note to let you know that I've just added the patch titled > > selftests: mptcp: join: validate C-flag + def limit > > to the 5.10-stable tree which can be found at: > http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary > > The filename of the patch is: > selftests-mptcp-join-validate-c-flag-def-limit.patch > and it can be found in the queue-5.10 subdirectory. > > If you, or anyone else, feels it should not be added to the stable tree, > please let know about it. I do! :) > From 008385efd05e04d8dff299382df2e8be0f91d8a0 Mon Sep 17 00:00:00 2001 > From: "Matthieu Baerts (NGI0)" > Date: Thu, 25 Sep 2025 12:32:37 +0200 > Subject: selftests: mptcp: join: validate C-flag + def limit > > From: Matthieu Baerts (NGI0) > > commit 008385efd05e04d8dff299382df2e8be0f91d8a0 upstream. > > The previous commit adds an exception for the C-flag case. The > 'mptcp_join.sh' selftest is extended to validate this case. > > In this subtest, there is a typical CDN deployment with a client where > MPTCP endpoints have been 'automatically' configured: > > - the server set net.mptcp.allow_join_initial_addr_port=0 > > - the client has multiple 'subflow' endpoints, and the default limits: > not accepting ADD_ADDRs. > > Without the parent patch, the client is not able to establish new > subflows using its 'subflow' endpoints. The parent commit fixes that. > > The 'Fixes' tag here below is the same as the one from the previous > commit: this patch here is not fixing anything wrong in the selftests, > but it validates the previous fix for an issue introduced by this commit > ID. > > Fixes: df377be38725 ("mptcp: add deny_join_id0 in mptcp_options_received") This commit has been introduced in v5.14, and not backported before. Do you mind dropping it from v5.10 please? :) Cheers, Matt -- Sponsored by the NGI0 Core fund.