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 49399548EE for ; Tue, 31 Mar 2026 01:10:27 +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=1774919427; cv=none; b=ajeNBr0hq++u89So3jhCK7hMvTtUAV9ksucu3akMZtamJXElQtGrbK0gUrMWwtAEdZTURNx60mZaEkNIiFaozzz0GQCIPezQfMemyCcCxSi995vM4N9TSZlzohIv67qAShPza8g//OXWC53FLvD8YoF+asGRZydCCOVSL1zIdg4= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1774919427; c=relaxed/simple; bh=rFMcBYeopbsen4UF2EndeJk0OSUhO9PRv3WemTAI2lg=; h=Content-Type:MIME-Version:Subject:From:Message-Id:Date:References: In-Reply-To:To:Cc; b=SG6tws2Gf+3c2dKLdrKpadH0pSiTEOKGy/XkM+EfBFobmX7b8bAiP1PMYiga3rz67j8YHpUoEzMkgGP/mtOSa/zn9bkatoZLFsQe1kJgpE7NIDt5DOZqhofpxki4y3YfihCS7+Ncbf5e2tjHXywlUnlC8y6cxwxSo9kVk3E4CBI= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=RQkykAGa; 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="RQkykAGa" Received: by smtp.kernel.org (Postfix) with ESMTPSA id DBA05C4CEF7; Tue, 31 Mar 2026 01:10:26 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1774919426; bh=rFMcBYeopbsen4UF2EndeJk0OSUhO9PRv3WemTAI2lg=; h=Subject:From:Date:References:In-Reply-To:To:Cc:From; b=RQkykAGaQ8Hda8DjWN61ks9t9LmuKde1eVeVeGWbUzz0oHlCGDlH4H3z3Vl/ad9cJ c+PKO00Z7ZWqGD4UAjwUBlN3p0jdqz+K26VG4Mqa8MTq5VTlaU47qTruPNWjKzJe0q LxV+1phkBqKa9yc2Na470eyflxZQxt7Etu8pMcYTTXO2TNxJKWQp5/LQFLVS7TToxI rpO6+BM5ruLjphPUFO1GKDsAYzOJhOfXrAQHNSpac6QZLYyNS4LcWObYoHDMC2+dYH 1L0gAcAfK7Ay3gm6ir5LHPTq+2KDzWUE5Ko+BvsDF4EXCnqDGqqhvOMN+ih+BZ4+tX rba94M3WRROCg== Received: from [10.30.226.235] (localhost [IPv6:::1]) by aws-us-west-2-korg-oddjob-rhel9-1.codeaurora.org (Postfix) with ESMTP id 0CF32392FF97; Tue, 31 Mar 2026 01:10:12 +0000 (UTC) Content-Type: text/plain; charset="utf-8" Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Subject: Re: [PATCH net-next v2] net: airoha: Delay offloading until all net_devices are fully registered From: patchwork-bot+netdevbpf@kernel.org Message-Id: <177491941075.2043537.8277292762892112886.git-patchwork-notify@kernel.org> Date: Tue, 31 Mar 2026 01:10:10 +0000 References: <20260329-airoha-regiser-race-fix-v2-1-f4ebb139277b@kernel.org> In-Reply-To: <20260329-airoha-regiser-race-fix-v2-1-f4ebb139277b@kernel.org> To: Lorenzo Bianconi Cc: andrew+netdev@lunn.ch, davem@davemloft.net, edumazet@google.com, kuba@kernel.org, pabeni@redhat.com, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, netdev@vger.kernel.org Hello: This patch was applied to netdev/net.git (main) by Jakub Kicinski : On Sun, 29 Mar 2026 12:32:27 +0200 you wrote: > Netfilter flowtable can theoretically try to offload flower rules as soon > as a net_device is registered while all the other ones are not > registered or initialized, triggering a possible NULL pointer dereferencing > of qdma pointer in airoha_ppe_set_cpu_port routine. Moreover, if > register_netdev() fails for a particular net_device, there is a small > race if Netfilter tries to offload flowtable rules before all the > net_devices are properly unregistered in airoha_probe() error patch, > triggering a NULL pointer dereferencing in airoha_ppe_set_cpu_port > routine. In order to avoid any possible race, delay offloading until > all net_devices are registered in the networking subsystem. > > [...] Here is the summary with links: - [net-next,v2] net: airoha: Delay offloading until all net_devices are fully registered https://git.kernel.org/netdev/net/c/cedc1bf327de You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html