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 A69F2565119; Thu, 15 Oct 2026 17:58:27 +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=1792087113; cv=none; b=LhZ+oqlt7Hww9xK/o9SUVWHt0kYxKaZ1V8FW4dk2LxtDks/lvxjKu5ML4zLhFChCgH9oU7Rxgss/+HqP1RWV0nr2+/4j6zNKfj55Nw6W6EwDA1PKTNI4WKWTDyKNrYKDQWq0StncjPGFiAEM+sZzIMmKcqreHI00I3NV4FM4puU= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1792087113; c=relaxed/simple; bh=qvPGO9pAyxBSZn4aaNFYkrTQgYwhVRcpnLkRfV0YLzs=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=MOs6iCXC0TiW5bOJmw1+T90057SamrhXhKw4mAsNq3hmnYqd5Jw9lbciz5dQRo5r4b+WZo15t6r7lvDEjX3IaENEyp722qbAIodza7PnyWcCKlSUjRM5xuQLLfmchwnSQ6DPGdoT8yQp1B7PO77CQ+QMdW/pfoa+2tW55GSW9RI= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=M+BYtSrj; 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="M+BYtSrj" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 178CF1F000C4; Thu, 15 Oct 2026 17:58:27 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1792087107; bh=sw5Vs35NHiaOZ7dr1okYjwaIOYOwhFc/brSVUiHaWv8=; h=Date:From:To:Cc:Subject:References:In-Reply-To; b=M+BYtSrjlClM7TXreyMdxE+xstViocEmiak/TbwCFFCvktQOhci+9Gywo+ijccSnB 6OTF3Ps/9DioxA0L6HeYBSDO3NntO2HyAR8DbFoZXbeSrNyLlRAQ2HilkaTB++WF7K 6aM329sP3dqdyj/vqZDuQzoImAfaMSBK+/UA6zckbvIhaZNzsOnyb7vllQ/qmjkROU X6atAnnSx4s2bmmuiSrPDQCFJbDf5KbCkfmevi621I/rS2zRJvpl4GTjYWOKmYqkcB hhpZY22kfVWKgNe2YMuveV7/ZQzxrqWU7jG35aaRuasr90tcohMG0KrcTN2DTwKIHz E7h1P+/zBl5qA== Date: Thu, 15 Oct 2026 10:58:26 -0700 From: Kees Cook To: Jakub Kicinski Cc: Andrew Lunn , "David S. Miller" , Eric Dumazet , Paolo Abeni , Simon Horman , "Gustavo A. R. Silva" , Qingfang Deng , Jiri Pirko , Brad Spengler , PaX Team , Bill Wendling , Justin Stitt , netdev@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-hardening@vger.kernel.org, Yeswanth Krishna Tellakula , stable@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH net-next net] netdev: Hide the netdev_priv() origin from GCC in netdev_from_priv() Message-ID: <202610151056.DB82177C@keescook> References: <20261015165959.i.798-kees@kernel.org> <202610151006.E2F587A60@keescook> <20261015103410.15ae1b8e@kernel.org> Precedence: bulk X-Mailing-List: linux-hardening@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20261015103410.15ae1b8e@kernel.org> On Thu, Oct 15, 2026 at 10:34:10AM -0700, Jakub Kicinski wrote: > On Thu, 15 Oct 2026 10:07:06 -0700 Kees Cook wrote: > > geh, for the subject "net" and "net-next" glitch: I've poked my > > subject-building tooling again, this should be for "net", not > > "net-next"... > > :) Ack. Just missed today's PR but looks like this is 2 releases > old so not _extremely_ urgent. If you think it is we can also ask > Linus to take it direct This is only hitting one place (currently), but as it went unnoticed for a while (GCC has been bugged for a few releases, it seems), I think the urgency isn't high. -- Kees Cook