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 lists.ozlabs.org (lists.ozlabs.org [112.213.38.117]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 21DDFC77B7C for ; Fri, 12 May 2023 22:35:38 +0000 (UTC) Received: from boromir.ozlabs.org (localhost [IPv6:::1]) by lists.ozlabs.org (Postfix) with ESMTP id 4QJ3WD5QfWz3fY4 for ; Sat, 13 May 2023 08:35:36 +1000 (AEST) Authentication-Results: lists.ozlabs.org; dkim=fail reason="signature verification failed" (1024-bit key; unprotected) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.a=rsa-sha256 header.s=korg header.b=oorJa7oU; dkim-atps=neutral Authentication-Results: lists.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=linuxfoundation.org (client-ip=2604:1380:4641:c500::1; helo=dfw.source.kernel.org; envelope-from=gregkh@linuxfoundation.org; receiver=) Authentication-Results: lists.ozlabs.org; dkim=pass (1024-bit key; unprotected) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.a=rsa-sha256 header.s=korg header.b=oorJa7oU; dkim-atps=neutral Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 4QJ3VD4L0sz3bqv for ; Sat, 13 May 2023 08:34:43 +1000 (AEST) 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 dfw.source.kernel.org (Postfix) with ESMTPS id 0481E63C85; Fri, 12 May 2023 22:34:40 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 10813C433D2; Fri, 12 May 2023 22:34:38 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1683930879; bh=C4/3tftPmfjnwOxJgXC4WqCyGzMl5SxDSvLNREcRE9M=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=oorJa7oUTKyw2EhCfdYhAIFDMoM4ghO+MDH8Gsb+nOziXzc0Oxf7uYS5n6T/nDThX JQedPLG3e+9PfjlaEW6IvPMP9XrOpylCEn1PCXGSu/DM57iFFLX7U7HxFEDb0jlz84 lIyFCWq5nRQ7C68CMnuK+MideTCwqc0KQpUuExUE= Date: Sat, 13 May 2023 07:34:33 +0900 From: Greg Kroah-Hartman To: Christophe Leroy Subject: Re: Fwd: Linux 6.3.1 + AMD RX 570 on ppc64le 4K: Kernel attempted to read user page (1128) - exploit attempt? (uid: 0) Message-ID: <2023051353-epiphany-retorted-4ad1@gregkh> References: <588c1a66-9976-c96f-dcdd-beec8b7410f0@gmail.com> <3e5548e4-5a3e-9346-ec58-3617e1947186@gmail.com> <3383ba6e-e62b-cd9b-8a61-39b0de8af579@csgroup.eu> <57100be6-d379-0bc7-6d45-228cd46f9c81@csgroup.eu> MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <57100be6-d379-0bc7-6d45-228cd46f9c81@csgroup.eu> X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Sasha Levin , Linux Regressions , Qingqing Zhuo , Fangzhi Zuo , Linux AMDGPU , Daniel Wheeler , =?iso-8859-1?Q?Niccol=F2?= Belli , Hersen Wu , Bagas Sanjaya , Alex Deucher , Linux for PowerPC Errors-To: linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Sender: "Linuxppc-dev" On Fri, May 12, 2023 at 03:25:47PM +0000, Christophe Leroy wrote: > > > Le 12/05/2023 à 17:16, Christophe Leroy a écrit : > > > > > > Le 11/05/2023 à 19:25, Niccolò Belli a écrit : > >> [Vous ne recevez pas souvent de courriers de > >> darkbasic@linuxsystems.it. D?couvrez pourquoi ceci est important ? > >> https://aka.ms/LearnAboutSenderIdentification ] > >> > >> Il 2023-05-12 10:32 Bagas Sanjaya ha scritto: > >>> #regzbot introduced: f4f3b7dedbe849 > >>> #regzbot link: https://gitlab.freedesktop.org/drm/amd/-/issues/2553 > >> > >> It doesn't look like the aforementioned patch made its way into 6.3 yet: > >> > >> niko@talos2 ~/devel/linux-stable $ git branch > >> * linux-6.3.y > >>    master > >> niko@talos2 ~/devel/linux-stable $ git show f4f3b7dedbe8 | patch -p1 > >> patching file > >> drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.c > >> Hunk #1 succeeded at 227 (offset 15 lines). > >> Hunk #2 succeeded at 269 with fuzz 2 (offset 19 lines). > >> patching file > >> drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.h > >> Hunk #1 succeeded at 49 with fuzz 2 (offset 15 lines). > > > > As far as I can see that patch has no Fixes: tag, so it will unlikely be > > automatically merged into stable. > > > > Has anybody requested greg/sasha to get it into 6.3 ? > > > > In fact, it seems that patch is already part of 6.3: > > $ git tag --contains f4f3b7dedbe8 > v6.3 > v6.3-rc5 > v6.3-rc6 > v6.3-rc7 > v6.3.1 > v6.3.2 > v6.4-rc1 And that commit is already in the following releases: 5.10.177 5.15.106 6.1.23 6.2.10 6.3 So what needs to be done here? confused, greg k-h