Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id D0913C54EAA for ; Tue, 24 Jan 2023 18:56:05 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234239AbjAXS4E (ORCPT ); Tue, 24 Jan 2023 13:56:04 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:33236 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233196AbjAXS4C (ORCPT ); Tue, 24 Jan 2023 13:56:02 -0500 Received: from ams.source.kernel.org (ams.source.kernel.org [IPv6:2604:1380:4601:e00::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id BB0214AA6A; Tue, 24 Jan 2023 10:55:39 -0800 (PST) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ams.source.kernel.org (Postfix) with ESMTPS id 6B7C0B816A3; Tue, 24 Jan 2023 18:54:56 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id B5028C433D2; Tue, 24 Jan 2023 18:54:53 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1674586495; bh=MEzZz9+HOHVNR7Bkq5XrQ/SBBmaakkmss3qzTf2TNZw=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=gmPyaiPnt/H87eU/VBtDq/6qVd1mbRv3pxiHPKmahI3Cqnnb5pLlUG/WC7MrJ+Ff2 CiyHASE5tK56vbjHJgjK5V8Y2dkHuNfAg0ga8XpaFUzQf9YlqDshIkPE0Km9oHDFzd nTVERbE6q7QBWozxyhpTOvLxfNYZACWzR9CDa8kPXpCQdfOMobZICOGUsUHCN85abf qekPI3dQGHmC+07SfCoqjg3whkMzh9BRQqfLvQSx1n/mopAiRardm7QNgfAy365usi d4BdCubH60QwPs2yPUBf7Xbia2zgnU1P9FU6PEBH3fhgSWpyAaKcyrDznhIwNKV3Y/ 8aRzs9234ATYA== Date: Tue, 24 Jan 2023 10:54:44 -0800 From: Eric Biggers To: Kees Cook Cc: Seth Jenkins , SeongJae Park , Jann Horn , Luis Chamberlain , Greg KH , Linus Torvalds , Andy Lutomirski , Andrew Morton , tangmeng , "Guilherme G. Piccoli" , Tiezhu Yang , Sebastian Andrzej Siewior , "Eric W. Biederman" , Arnd Bergmann , Dmitry Vyukov , Peter Zijlstra , Juri Lelli , Vincent Guittot , Dietmar Eggemann , Steven Rostedt , Ben Segall , Daniel Bristot de Oliveira , Valentin Schneider , Andrey Ryabinin , Alexander Potapenko , Andrey Konovalov , Vincenzo Frascino , David Gow , "Paul E. McKenney" , Jonathan Corbet , Baolin Wang , "Jason A. Donenfeld" , Huang Ying , Anton Vorontsov , Mauro Carvalho Chehab , Laurent Dufour , Rob Herring , linux-kernel@vger.kernel.org, kasan-dev@googlegroups.com, linux-mm@kvack.org, linux-doc@vger.kernel.org, linux-hardening@vger.kernel.org Subject: Re: [PATCH v3 2/6] exit: Put an upper limit on how often we can oops Message-ID: References: <20221117234328.594699-2-keescook@chromium.org> <20230119201023.4003-1-sj@kernel.org> <202301191627.FC1E24ED5@keescook> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <202301191627.FC1E24ED5@keescook> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, Jan 19, 2023 at 04:28:42PM -0800, Kees Cook wrote: > On Thu, Jan 19, 2023 at 03:19:21PM -0500, Seth Jenkins wrote: > > > Do you have a plan to backport this into upstream LTS kernels? > > > > As I understand, the answer is "hopefully yes" with the big > > presumption that all stakeholders are on board for the change. There > > is *definitely* a plan to *submit* backports to the stable trees, but > > ofc it will require some approvals. > > I've asked for at least v6.1.x (it's a clean cherry-pick). Earlier > kernels will need some non-trivial backporting. Is there anyone that > would be interested in stepping up to do that? > > https://lore.kernel.org/lkml/202301191532.AEEC765@keescook > I've sent out a backport to 5.15: https://lore.kernel.org/stable/20230124185110.143857-1-ebiggers@kernel.org/T/#t - Eric