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Fri, 30 Sep 2022 14:26:43 +0200 Received: from [192.168.1.25] (24.61.185.63) by smtp.cern.ch (188.184.36.52) with Microsoft SMTP Server (TLS) id 14.3.498.0; Fri, 30 Sep 2022 14:26:42 +0200 Message-ID: Date: Fri, 30 Sep 2022 08:26:40 -0400 Precedence: bulk X-Mailing-List: regressions@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.3.0 Subject: Re: Regression on 5.19.12, display flickering on Framework laptop To: Slade Watkins , Greg Kroah-Hartman CC: , References: <55905860-adf9-312c-69cc-491ac8ce1a8b@cern.ch> <03147889-B21C-449B-B110-7E504C8B0EF4@sladewatkins.net> Content-Language: en-US From: Jerry Ling In-Reply-To: <03147889-B21C-449B-B110-7E504C8B0EF4@sladewatkins.net> Content-Type: text/plain; charset="UTF-8"; format=flowed Content-Transfer-Encoding: 7bit X-Originating-IP: [24.61.185.63] X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: HE1EUR02FT098:EE_|ZR0P278MB0074:EE_ X-MS-Office365-Filtering-Correlation-Id: c27ac56b-ae01-4d86-1946-08daa2df14b5 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; 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X-OriginatorOrg: cern.ch X-MS-Exchange-CrossTenant-OriginalArrivalTime: 30 Sep 2022 12:27:03.2509 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: c27ac56b-ae01-4d86-1946-08daa2df14b5 X-MS-Exchange-CrossTenant-Id: c80d3499-4a40-4a8c-986e-abce017d6b19 X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=c80d3499-4a40-4a8c-986e-abce017d6b19;Ip=[188.184.36.48];Helo=[cernmxgwlb4.cern.ch] X-MS-Exchange-CrossTenant-AuthSource: HE1EUR02FT098.eop-EUR02.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: ZR0P278MB0074 Hi, looks like someone has done it: https://bbs.archlinux.org/viewtopic.php?pid=2059823#p2059823 and the bisect points to: |# first bad commit: [fc6aff984b1c63d6b9e54f5eff9cc5ac5840bc8c] drm/i915/bios: Split VBT data into per-panel vs. global parts Best, Jerry | On 9/30/22 07:11, Slade Watkins wrote: > Hey Greg, > >> On Sep 30, 2022, at 1:59 AM, Greg KH wrote: >> >> On Fri, Sep 30, 2022 at 06:37:48AM +0200, Greg KH wrote: >>> On Thu, Sep 29, 2022 at 10:26:25PM -0400, Jerry Ling wrote: >>>> Hi, >>>> >>>> It has been reported by multiple users across a handful of distros that >>>> there seems to be regression on Framework laptop (which presumably is not >>>> that special in terms of mobo and display) >>>> >>>> Ref: https://community.frame.work/t/psa-dont-upgrade-to-linux-kernel-5-19-12-arch1-1-on-arch-linux-gen-11-model/23171 >>> Can anyone do a 'git bisect' to find the offending commit? >> Also, this works for me on a gen 12 framework laptop: >> $ uname -a >> Linux frame 5.19.12 #68 SMP PREEMPT_DYNAMIC Fri Sep 30 07:02:33 CEST 2022 x86_64 GNU/Linux >> >> so there's something odd with the older hardware? >> >> greg k-h > Could be. Running git bisect for 5.19.11 and 5.19.12 (as suggested by the linked forum thread) returned nothing on gen 11 for me. > > This is very odd, > -srw