From mboxrd@z Thu Jan 1 00:00:00 1970 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 9668118B0A; Sun, 6 Sep 2026 00:21:06 +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=1788654068; cv=none; b=aNzCO5nUzaayW14jh94xeF1ORloN7S3xPlgR8AZeJFhcb4Bc/g3YdSXKnKqdjsaCl/VabdOCIfjp2719vedNxO1C4XRRACMt/ZyaYg5xyaM1nMIjzZDawSv93N+/3VZAasyff69ob2YXfuNYhH2NsvP7ksQCbZSqOFW0U2PLQk8= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1788654068; c=relaxed/simple; bh=955emJTfXHroZhu6atdLGAyIK3laY6kxsCgRWhe6Syg=; h=Content-Type:MIME-Version:Subject:From:Message-Id:Date:References: In-Reply-To:To:Cc; b=UX+3z6M9lIB0MTBAJqOFkrr7JUxkuP26hvuaBJk48Okbu9pFkmbgXP/GSKPItPvq48U4r1079zMM0lRWKkPTApIfEC/YlBlmsd4KD7n8OiDGeqWEaAGgLqfXnzhTyu9fRg91RbJfNGuzHUFLVHq/yQePzBIfGYrOLMykkhojInM= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=F/6kjSUA; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="F/6kjSUA" Received: by smtp.kernel.org (Postfix) with ESMTPSA id C6C6B1F00A3A; Sun, 6 Sep 2026 00:21:06 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1788654066; bh=rcwhg/AZAos+9wOTo0kL6LUtmvfW6LFdgMLURHiE/3o=; h=Subject:From:Date:References:In-Reply-To:To:Cc; b=F/6kjSUAXTKRAGa07wYMfqTtziSaA5LEPGfGyuk6HMviVNCVCJlB3vrSklKbR5IVQ d0NWJNjCdk5jhFzRjD7k/2mbngOY/jgFf8MsKCQN11pqiPuu52P+XWSgPd+jrxVODw D0ItfJEbR3VSXKzKMdJy0rGLvFgA5UGtN+AUZdm0oQ9FHJEoJ3gNAZ03AGu+EQDI4x 9m2ReJWbbpo0ThQveMvZ1zjRpzxw85TrKeO05grwgB1RegPU/CER+DdMwz+Uf0jGXf 8O+lir1JHQWm2FzbEsIMdvjrNYXhD4BEafd1s0Jzb7RoBoE5BSMHyIEUf8Bhgtsd24 g4A0SZSf/E+sw== Received: from [10.30.226.235] (localhost [IPv6:::1]) by aws-us-west-2-korg-oddjob-rhel9-1.codeaurora.org (Postfix) with ESMTP id 1994D39253C3; Sun, 6 Sep 2026 00:20:08 +0000 (UTC) Content-Type: text/plain; charset="utf-8" Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Subject: Re: [PATCH net] net: macb: fix NULL pointer dereference on unbind with fixed-link From: patchwork-bot+netdevbpf@kernel.org Message-Id: <178865400689.1390792.2279242920046320730.git-patchwork-notify@kernel.org> Date: Sun, 06 Sep 2026 00:20:06 +0000 References: <20260902102836.2019355-1-vineeth.karumanchi@amd.com> In-Reply-To: <20260902102836.2019355-1-vineeth.karumanchi@amd.com> To: Vineeth Karumanchi Cc: theo.lebrun@bootlin.com, conor.dooley@microchip.com, andrew+netdev@lunn.ch, davem@davemloft.net, edumazet@google.com, kuba@kernel.org, pabeni@redhat.com, git@amd.com, netdev@vger.kernel.org, linux-kernel@vger.kernel.org Hello: This patch was applied to netdev/net.git (main) by Jakub Kicinski : On Wed, 2 Sep 2026 15:58:36 +0530 you wrote: > When the device tree describes a fixed-link and has no "mdio" child > node, macb_mii_init() returns early without allocating the MDIO bus, > leaving bp->mii_bus as NULL. > > Two cleanup paths then dereference this NULL bus: > > 1. On driver unbind, macb_remove() unconditionally calls > mdiobus_unregister(bp->mii_bus), which oopses: > > [...] Here is the summary with links: - [net] net: macb: fix NULL pointer dereference on unbind with fixed-link https://git.kernel.org/netdev/net/c/38b6be101006 You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html