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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id D7D07C77B7D for ; Thu, 18 May 2023 08:15:28 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229913AbjERIP1 convert rfc822-to-8bit (ORCPT ); Thu, 18 May 2023 04:15:27 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:49556 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229882AbjERIP0 (ORCPT ); Thu, 18 May 2023 04:15:26 -0400 Received: from nef.ens.fr (nef2.ens.fr [129.199.96.40]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 41B6626BB for ; Thu, 18 May 2023 01:15:23 -0700 (PDT) X-ENS-nef-client: 129.199.127.85 ( name = mail.phys.ens.fr ) Received: from mail.phys.ens.fr (mail.phys.ens.fr [129.199.127.85]) by nef.ens.fr (8.14.4/1.01.28121999) with ESMTP id 34I8EVjQ019440 ; Thu, 18 May 2023 10:14:31 +0200 Received: from skaro.localnet (unknown [176.151.100.134]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mail.phys.ens.fr (Postfix) with ESMTPSA id B19771A1A55; Thu, 18 May 2023 10:14:30 +0200 (CEST) From: =?ISO-8859-1?Q?=C9ric?= Brunet To: Ville =?ISO-8859-1?Q?Syrj=E4l=E4?= Cc: stable@vger.kernel.org, regressions@lists.linux.dev, jouni.hogander@intel.com, jani.nikula@intel.com, gregkh@linuxfoundation.org Subject: Re: Regression on drm/i915, with bisected commit Date: Thu, 18 May 2023 10:14:30 +0200 Message-ID: <5681706.DvuYhMxLoT@skaro> In-Reply-To: References: <3236901.44csPzL39Z@skaro> MIME-Version: 1.0 Content-Transfer-Encoding: 8BIT Content-Type: text/plain; charset="iso-8859-1" X-Rspamd-Queue-Id: B19771A1A55 X-Spamd-Bar: / X-Spamd-Result: default: False [-0.38 / 150.00]; ARC_NA(0.00)[]; R_SPF_NEUTRAL(0.00)[?all]; FROM_HAS_DN(0.00)[]; TO_DN_SOME(0.00)[]; TO_MATCH_ENVRCPT_ALL(0.00)[]; MIME_GOOD(-0.10)[text/plain]; MIME_TRACE(0.00)[0:+]; DMARC_NA(0.00)[ens.fr]; RCPT_COUNT_FIVE(0.00)[6]; HFILTER_HELO_IP_A(1.00)[skaro.localnet]; HFILTER_HELO_NORES_A_OR_MX(0.30)[skaro.localnet]; NEURAL_HAM(-0.00)[-1.000,0]; IP_SCORE(-1.76)[ip: (-0.16), ipnet: 176.128.0.0/10(-4.87), asn: 5410(-3.66), country: FR(-0.09)]; RCVD_COUNT_ZERO(0.00)[0]; FROM_EQ_ENVFROM(0.00)[]; R_DKIM_NA(0.00)[]; MID_RHS_NOT_FQDN(0.50)[]; ASN(0.00)[asn:5410, ipnet:176.128.0.0/10, country:FR]; HFILTER_HOSTNAME_UNKNOWN(2.50)[]; BAYES_HAM(-2.92)[99.66%]; ONCE_RECEIVED(0.10)[] X-Rspamd-Server: mail X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.4.3 (nef.ens.fr [129.199.96.32]); Thu, 18 May 2023 10:14:31 +0200 (CEST) Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org Le mercredi 17 mai 2023, 22:32:42 CEST Ville Syrjälä a écrit : > On Tue, May 16, 2023 at 03:04:53PM +0200, Éric Brunet wrote: > > Hello all, > > > > I have a HP Elite x360 1049 G9 2-in-1 notebook running fedora 38 with an > > Adler Lake intel video card. > > > > After upgrading to kernel 6.2.13 (as packaged by fedora), I started seeing > > severe video glitches made of random pixels in a vertical band occupying > > about 20% of my screen, on the right. The glitches would happen both with > > X.org and wayland. > > Please file a bug at https://gitlab.freedesktop.org/drm/intel/issues/new > boot with "log_buf_len=4M drm.debug=0xe" passed to kernel cmdline, and > attach the resulting dmesg to the bug. Thank you for your answer, I have just opened the issue as requested. https://gitlab.freedesktop.org/drm/intel/-/issues/8480 Éric Brunet