From mboxrd@z Thu Jan 1 00:00:00 1970 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 kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by smtp.lore.kernel.org (Postfix) with ESMTP id 04EA3C433F5 for ; Thu, 24 Mar 2022 06:48:53 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 759F16B0074; Thu, 24 Mar 2022 02:48:52 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 7090E6B0075; Thu, 24 Mar 2022 02:48:52 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 5F7706B0078; Thu, 24 Mar 2022 02:48:52 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0151.hostedemail.com [216.40.44.151]) by kanga.kvack.org (Postfix) with ESMTP id 4FD8B6B0074 for ; Thu, 24 Mar 2022 02:48:52 -0400 (EDT) Received: from smtpin28.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay01.hostedemail.com (Postfix) with ESMTP id DA72C182104D2 for ; Thu, 24 Mar 2022 06:48:51 +0000 (UTC) X-FDA: 79278352062.28.57F5263 Received: from verein.lst.de (verein.lst.de [213.95.11.211]) by imf01.hostedemail.com (Postfix) with ESMTP id 3F8E24002C for ; Thu, 24 Mar 2022 06:48:51 +0000 (UTC) Received: by verein.lst.de (Postfix, from userid 2407) id D480368B05; Thu, 24 Mar 2022 07:48:46 +0100 (CET) Date: Thu, 24 Mar 2022 07:48:46 +0100 From: Christoph Hellwig To: Kees Cook Cc: Christoph Hellwig , kernel test robot , "Martin K. Petersen" , Bart Van Assche , John Garry , LKML , lkp@lists.01.org, lkp@intel.com, "Matthew Wilcox (Oracle)" , linux-mm@kvack.org, linux-hardening@vger.kernel.org Subject: Re: [scsi] 6aded12b10: kernel_BUG_at_mm/usercopy.c Message-ID: <20220324064846.GA12961@lst.de> References: <20220320143453.GD6208@xsang-OptiPlex-9020> <20220323071409.GA25480@lst.de> <202203230809.D63BF9511@keescook> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <202203230809.D63BF9511@keescook> User-Agent: Mutt/1.5.17 (2007-11-01) X-Stat-Signature: pq89ccrn3e59q9qtz847j1qommt63zmm Authentication-Results: imf01.hostedemail.com; dkim=none; spf=none (imf01.hostedemail.com: domain of hch@lst.de has no SPF policy when checking 213.95.11.211) smtp.mailfrom=hch@lst.de; dmarc=none X-Rspam-User: X-Rspamd-Server: rspam11 X-Rspamd-Queue-Id: 3F8E24002C X-HE-Tag: 1648104531-105862 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: On Wed, Mar 23, 2022 at 08:40:30AM -0700, Kees Cook wrote: > This series removes it: > https://lore.kernel.org/linux-hardening/20220110231530.665970-1-willy@infradead.org/ If HARDENED_USERCOPY_PAGESPAN is so broken we really should remove it ASAP independent of the other patches in the series.