From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.remote-ip=100.103.45.18 ARC-Seal: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; cv=none; t=1794340207; b=urXi8zH35pYpl8cK6mteloAebEnkMT0hmLfoXjh0P7Lxlbm8ZjjLeNcdnqdlWdOWXdWL Br2p9pSY0u0LEofaQ+muC/2JkQEwsxvWIzD7JZjuAILwWGKYqrAxDJ0e9QJKRPU+2bNSa YJKzlcaccEVSXMRbF74Dm0RxPlsPvWYZ5Lz3Xd2f2DlAcg0SRTcCNdNsP0C2ine/6am0j 8BJTrpy33JduJGuHYwM/KRyVBw6EMz3DMfDInf9wXuZWX1v4Fw1FAwNjvKj5xl0CRZdz/ 0NIPNErXMjC0hfp8FVvi5cNY2ytVOciQF1McNwAicUdtDw8UWmCYQGeQrmrzaSERkNQ== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1794340207; h=Received:DKIM-Signature:Received:Content-Type:MIME-Version: Content-Transfer-Encoding:Subject:From:Message-Id:Date:References: In-Reply-To:To:Cc; bh=bdoJoBV+Vh16ChD/aFV8bOkLqDWVxOGOUNEvQVEWSMw=; b=23L/VW4UgQTcPy25XYQrZ6370aQPXLbkaV6zlCDguCw60wwkQyy7+8J1rSCnJAeekly9 SKAhSnTa2jXah75XYua0RS+lOXi68d6mALWtT1ZAThP8GNzcJk3Zlmjo9e+lQnfrcviHh E+BtFbFYdt4Tmd1Pw+cpIbOuBGUZa6YWjP9HYgES9cV5QTnZTR/uGHaAGaD8MEnNPjsjr v/sMsIIX0O54SwsbwcV6tXfq0AH1EihlUKaLDJ8/RzHfJJ3ZPYiEFelPwiybdLV2NzCiD Pw8fAjqu54Vi2XBqLiGtEm6B7uq4ZgLfBaeJYB198TzynCH8sXnsz0fZASjiWbn7hdg== ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20260515 header.b=Kz89Tr3n; arc=none smtp.remote-ip=100.103.45.18 Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (prime256v1)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id AE500606A321 for ; Tue, 10 Nov 2026 19:50:06 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20260515 header.b=Kz89Tr3n Received: by smtp.kernel.org (Postfix) with ESMTPSA id 307471F0089F; Tue, 10 Nov 2026 19:50:06 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1794340206; bh=bdoJoBV+Vh16ChD/aFV8bOkLqDWVxOGOUNEvQVEWSMw=; h=Subject:From:Date:References:In-Reply-To:To:Cc; b=Kz89Tr3nIgvLm5yZ5wKyueUiDH/UEzZRcco0ardUp+yJxwHQLJTfEIz6KAAwVBRw9 nxoctmGZvcsef/ifaR46FVJ7hr2KPxhtvqJLPe4cUosQ+s1uKJhWijuf8sCCUekSv2 v2/GzwIEf205lwaf5Anvm2XIcxqXt5iCzY0oaPOXarYbjKtL+g1cR4dIKKSBB1VP8f GXV5ztRpptqg0Lh0iDU/4Q2Vqjk+CjlUFQnel0r50VjPlTF6f6QKfXma0iZmzpH+EQ J1QpPajQQ4XGhSGvS2/x8wSowaLfkn0b3o+IvU3XoPrJjbIUGavzExCLbttLlNlf+M X2ynZILy9oXDQ== Received: from [10.30.226.235] (localhost [IPv6:::1]) by aws-us-west-2-korg-oddjob-rhel9-1.codeaurora.org (Postfix) with ESMTP id 2109039D60B0; Tue, 10 Nov 2026 19:50:06 +0000 (UTC) Content-Type: text/plain; charset="utf-8" X-Mailing-List: netdev@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Subject: Re: [PATCH net] mptcp: reject DATA_ACKs against a reversed send interval From: patchwork-bot+netdevbpf@kernel.org Message-Id: <179434020493.26472.7236408102827538052.git-patchwork-notify@kernel.org> Date: Tue, 10 Nov 2026 19:50:04 +0000 References: <20261104130747.1045741-1-edumazet@kernel.org> In-Reply-To: <20261104130747.1045741-1-edumazet@kernel.org> To: Eric Dumazet Cc: davem@davemloft.net, kuba@kernel.org, pabeni@redhat.com, matttbe@kernel.org, martineau@kernel.org, geliang@kernel.org, horms@kernel.org, kuniyu@google.com, netdev@vger.kernel.org, kylebot@openai.com Hello: This patch was applied to netdev/net.git (main) by Jakub Kicinski : On Wed, 4 Nov 2026 14:07:47 +0100 you wrote: > From: Kyle Zeng > > ack_update_msk() samples snd_nxt before taking the data lock, but reads > snd_una after taking it. Concurrent transmission and ACK processing can > therefore leave the sampled upper bound behind snd_una. Active-open > completion also exposes a reversed interval when it initializes snd_una > to IDSN + 1 while the socket-owned state synchronization is deferred. > > [...] Here is the summary with links: - [net] mptcp: reject DATA_ACKs against a reversed send interval https://git.kernel.org/netdev/net/c/d75e5cd72995 You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html