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 X-Spam-Level: X-Spam-Status: No, score=-5.3 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id DC7A7CA9EAE for ; Tue, 29 Oct 2019 15:41:41 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id B952320874 for ; Tue, 29 Oct 2019 15:41:41 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2390260AbfJ2Plk (ORCPT ); Tue, 29 Oct 2019 11:41:40 -0400 Received: from foss.arm.com ([217.140.110.172]:53556 "EHLO foss.arm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2390107AbfJ2Plk (ORCPT ); Tue, 29 Oct 2019 11:41:40 -0400 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id CD2A01F1; Tue, 29 Oct 2019 08:41:39 -0700 (PDT) Received: from arrakis.emea.arm.com (arrakis.cambridge.arm.com [10.1.197.42]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id E49683F71F; Tue, 29 Oct 2019 08:41:38 -0700 (PDT) Date: Tue, 29 Oct 2019 15:41:36 +0000 From: Catalin Marinas To: Xiang Zheng Cc: will@kernel.org, james.morse@arm.com, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, wanghaibin.wang@huawei.com Subject: Re: [PATCH v2] arm64: print additional fault message when executing non-exec memory Message-ID: <20191029154135.GD11440@arrakis.emea.arm.com> References: <20191029124131.32028-1-zhengxiang9@huawei.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20191029124131.32028-1-zhengxiang9@huawei.com> User-Agent: Mutt/1.10.1 (2018-07-13) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Oct 29, 2019 at 08:41:31PM +0800, Xiang Zheng wrote: > When attempting to executing non-executable memory, the fault message > shows: > > Unable to handle kernel read from unreadable memory at virtual address > ffff802dac469000 > > This may confuse someone, so add a new fault message for instruction > abort. > > Signed-off-by: Xiang Zheng Queued for 5.5. Thanks. -- Catalin