From nobody Fri Sep 25 10:03:50 2026 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (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 D4ADA3E025E; Sun, 20 Sep 2026 07:40:01 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1789890003; cv=none; b=KGDXKfRnuj7JxbG+hIhdVduAg+EWPz2y2C3vqAEMSE6NPKYjhAfnbhYlDVSADeqCDqzPTMqZD7HN6MJHtnQQ7B0l2WUPIMQZNucMEhELjd98lg3QE5Rju9jcU7tASPYaKEMLCf7k3dIXhlhr0MN3D0RogOyEYQSeEzCqg+gdRY4= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1789890003; c=relaxed/simple; bh=SzUzCtNpjrZCJlpnStngyxUyPSdnA5IZyP39pyNJ/n8=; h=Subject:To:Cc:From:Date:In-Reply-To:Message-ID:MIME-Version: Content-Type; b=WN2Da6xQawgLlUsj0kqHHBQ5jO5Rmn7TWeq+F615LzaMecKs8XkbjdBEK0HkiNE6QtXDBGZ/W3QtQNa7bcsfv7FoPSvT7S6+9oj68WW+hz5oZn0LxDRTL3C/MDSfQ7dAPnk9k9sSrVUWkZTzn+qWxp3jHTNt1R0cag2C8TyFaHE= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=ThuZKV1J; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="ThuZKV1J" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 305681F000FF; Sun, 20 Sep 2026 07:40:01 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linuxfoundation.org; s=korg; t=1789890001; bh=tGQiMFxkNJ29ZC7X7MoQtfZgAJxIZjd56ys4GbAv2Yg=; h=Subject:To:Cc:From:Date:In-Reply-To; b=ThuZKV1Jr1PqyrQqiwIBGb0zFbqnB2jjhFqgKop0R3W0jNwWDbXzicwBE2N2fdRpl fvfTqtOiFqY0GRJ8Z+BjaPLp5G16IE7U/TXivwEcqQ9h6vmv7wRH2rBDiyzKCN7Zbr 0a1q/Ca83vkY9HRKexjeuf4xkRo3itbrmAAXwi/8= Subject: Patch "mptcp: fix bad accounting in __mptcp_subflow_push_pending()" has been added to the 6.6-stable tree To: gregkh@linuxfoundation.org,kuba@kernel.org,matttbe@kernel.org,mptcp@lists.linux.dev,pabeni@redhat.com,sashal@kernel.org Cc: From: Date: Sun, 20 Sep 2026 09:36:36 +0200 In-Reply-To: <20260919200554.2005069-8-matttbe@kernel.org> Message-ID: <2026092036-dirtiness-resolved-d4d3@gregkh> Precedence: bulk X-Mailing-List: mptcp@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-stable: commit X-Patchwork-Hint: ignore Content-Type: text/plain; charset="utf-8" This is a note to let you know that I've just added the patch titled mptcp: fix bad accounting in __mptcp_subflow_push_pending() to the 6.6-stable tree which can be found at: http://www.kernel.org/git/?p=3Dlinux/kernel/git/stable/stable-queue.git= ;a=3Dsummary The filename of the patch is: mptcp-fix-bad-accounting-in-__mptcp_subflow_push_pending.patch and it can be found in the queue-6.6 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let know about it. From stable+bounces-338606-greg=3Dkroah.com@vger.kernel.org Sat Sep 19 22:0= 6:26 2026 From: "Matthieu Baerts (NGI0)" Date: Sat, 19 Sep 2026 22:05:58 +0200 Subject: mptcp: fix bad accounting in __mptcp_subflow_push_pending() To: mptcp@lists.linux.dev, stable@vger.kernel.org, gregkh@linuxfoundation.o= rg Cc: Paolo Abeni , sashal@kernel.org, "Matthieu Baerts (N= GI0)" , Jakub Kicinski Message-ID: <20260919200554.2005069-8-matttbe@kernel.org> From: Paolo Abeni commit f3ef03357396d4b147d8e76c75fb612c2f264ffc upstream. If __subflow_push_pending() errors out we should avoid updating the copied byte counters, to avoid mismatch push call later on. Fixes: 0fa1b3783a17 ("mptcp: use get_send wrapper") Cc: stable@vger.kernel.org Signed-off-by: Paolo Abeni Reviewed-by: Matthieu Baerts (NGI0) Signed-off-by: Matthieu Baerts (NGI0) Link: https://patch.msgid.link/20260917-net-mptcp-misc-fixes-7-3-rc4-v2-3-0= cf5c72667c8@kernel.org Signed-off-by: Jakub Kicinski Signed-off-by: Matthieu Baerts (NGI0) Signed-off-by: Greg Kroah-Hartman --- net/mptcp/protocol.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) --- a/net/mptcp/protocol.c +++ b/net/mptcp/protocol.c @@ -1748,7 +1748,8 @@ static void __mptcp_subflow_push_pending ret =3D __subflow_push_pending(sk, ssk, &info); if (ret <=3D 0) keep_pushing =3D false; - copied +=3D ret; + else + copied +=3D ret; } =20 mptcp_for_each_subflow(msk, subflow) { Patches currently in stable-queue which might be from matttbe@kernel.org are queue-6.6/selftests-mptcp-fix-an-uaf-in-mptcp_connect.c.patch queue-6.6/mptcp-fix-bad-accounting-in-__mptcp_subflow_push_pending.patch queue-6.6/mptcp-syncookies-remember-the-request-backup-flag.patch queue-6.6/mptcp-close-race-between-scheduler-and-state-change.patch queue-6.6/mptcp-avoid-unneeded-actions-on-subflow-reset.patch queue-6.6/mptcp-options-handle-mpc-data-csum-reqd-no-csum.patch queue-6.6/mptcp-subflow-no-need-to-copy-thmac-during-ulp_clone.patch