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 DDB0F30C602; Tue, 2 Sep 2025 14:26:02 +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=1756823164; cv=none; b=lUu7+n3mYEMDV/9VBFz+hzVXtQKoqIZ+eWL9RwqMRr4xK5hY+0NqkSUQtUoFiXM/+0mto/UsvCYTsANW9KdGrAgVvGtOpUu087mOglcmjHjSIQDf1Z6K+XuId98kKSsm20T8RiG1UmoK8l9b2Cp7YqsoG80O6C9ECPVATrH9UXk= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1756823164; c=relaxed/simple; bh=yC3X/rbpLUHBzjvdFH/dG7SKcqAMP+qwP/dQVlBJmq8=; h=Date:From:To:Cc:Subject:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=UVozP4t3dJ8DZ7R0ay+u8e1OXj1vlXEKEpJIgTpZUNaspLb3yRe6zBGt18x4Tqxh2QoPhvK/3EG4ilPRxQmg0pt6A7dhX4w28zCsO7HzpL2htw1HDsAI70wzM8xPk/TzoNJMTRcpVrr7tcYwrIwh8b/E0jpLdz10oE1TMMoz9dk= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=oBjHnTcO; 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="oBjHnTcO" Received: by smtp.kernel.org (Postfix) with ESMTPSA id A2EA2C4CEED; Tue, 2 Sep 2025 14:26:01 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1756823162; bh=yC3X/rbpLUHBzjvdFH/dG7SKcqAMP+qwP/dQVlBJmq8=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=oBjHnTcO3SH/oS+J8ib4SMwHHYgkhcb0L2Sx3Qbmf13xTVQLvNnbUyywiCirxrDQV vA7CNIqs4kpgCjbe2YBBf1qM3wfFGm6RVD0gTfDRlQeyMEwleHfErvneWdr6QK2mtk 22HiQ4QulBvFj8T9uayWMni5BAsOt+t1fQ1/okMtDsGBVZq+J22is5XWIoJkPk0+w1 wFhnx1E9tcX/cc2qDxM8Bg/aoqaSmDu2gISEWcd1UxSvRKFvgS6Rw9e+taytL4aoav WPdFFOJFMY9pU3nID/u+hSKWOGib25w/BRacWymVHY9BPkYpP+gIU7vuKVXbD/27s8 VODEAXAS1uWIA== Date: Tue, 2 Sep 2025 07:26:00 -0700 From: Jakub Kicinski To: "Matthieu Baerts (NGI0)" Cc: mptcp@lists.linux.dev, Mat Martineau , Geliang Tang , "David S. Miller" , Eric Dumazet , Paolo Abeni , Simon Horman , Jonathan Corbet , Shuah Khan , netdev@vger.kernel.org, linux-kernel@vger.kernel.org, linux-doc@vger.kernel.org, linux-kselftest@vger.kernel.org, Eric Biggers , Christoph Paasch , Gang Yan Subject: Re: [PATCH net-next 0/6] mptcp: misc. features for v6.18 Message-ID: <20250902072600.2a9be439@kernel.org> In-Reply-To: <20250901-net-next-mptcp-misc-feat-6-18-v1-0-80ae80d2b903@kernel.org> References: <20250901-net-next-mptcp-misc-feat-6-18-v1-0-80ae80d2b903@kernel.org> Precedence: bulk X-Mailing-List: linux-kselftest@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit On Mon, 01 Sep 2025 11:39:09 +0200 Matthieu Baerts (NGI0) wrote: > This series contains 4 independent new features: > > - Patch 1: use HMAC-SHA256 library instead of open-coded HMAC. > > - Patches 2-3: make ADD_ADDR retransmission timeout adaptive + simplify > selftests. > > - Patch 4: selftests: check for unexpected fallback counter increments. > > - Patches 5-6: record subflows in RPS table, for aRFS support. I don't see why, but kmemleak started to hit this with the join test 2 branches ago :\ Have you seen any kmemleak issues on your side? We also see occasional leaked skb in driver tests which makes no sense. unreferenced object 0xffff8880029d3340 (size 3016): comm "softirq", pid 0, jiffies 4297316940 hex dump (first 32 bytes): 0a 00 01 02 0a 00 01 01 00 00 00 00 9e b8 7d 27 ..............}' 0a 00 07 41 00 00 00 00 00 00 00 00 00 00 00 00 ...A............ backtrace (crc 3653d88c): kmem_cache_alloc_noprof+0x284/0x330 sk_prot_alloc.constprop.0+0x4e/0x1b0 sk_clone_lock+0x4b/0x10d0 mptcp_sk_clone_init+0x2e/0x10d0 subflow_syn_recv_sock+0x9d1/0x1680 tcp_check_req+0x3a4/0x1910 tcp_v4_rcv+0x1004/0x30a0 ip_protocol_deliver_rcu+0x82/0x350 ip_local_deliver_finish+0x35d/0x620 ip_local_deliver+0x19c/0x470 ip_rcv+0xc2/0x370 __netif_receive_skb_one_core+0x108/0x180 process_backlog+0x3c1/0x13e0 __napi_poll.constprop.0+0x9f/0x460 net_rx_action+0x54f/0xda0 handle_softirqs+0x215/0x610