*** This bug is a duplicate of bug 1958191 ***
https://bugs.launchpad.net/bugs/1958191
** This bug has been marked a duplicate of bug 1958191
[i915] Screen flickering in Ubuntu 22.04 (until i915.enable_dc=0
intel_idle.max_cstate=2 are added) (fixed in 5.17.7 and later)
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https://bugs.launchpad.net/bugs/1986976
Title:
At all startup time with recently installed 22.04.1 LTS screen
flashing occurs, only close of the laptop screen stops tyhe flashing
and allows to correctly login.
Status in linux package in Ubuntu:
Incomplete
Bug description:
I do remember such BIOS related issues back in 2019
for now I do have the list of the kernel error messages
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ProblemType: Bug
ApportVersion: 2.20.11-0ubuntu82.1
Architecture: amd64
AudioDevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/controlC0: labdom 3949 F.... pulseaudio
CasperMD5CheckResult: unknown
CurrentDesktop: ubuntu:GNOME
DistroRelease: Ubuntu 22.04
InstallationDate: Installed on 2019-07-15 (1130 days ago)
InstallationMedia: Ubuntu 18.04.2 LTS "Bionic Beaver" - Release amd64
(20190210)
Lsusb:
Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 001 Device 004: ID 8087:0029 Intel Corp. AX200 Bluetooth
Bus 001 Device 003: ID 04d9:0499 Holtek Semiconductor, Inc. Optical Mouse
Bus 001 Device 002: ID 04f2:b59e Chicony Electronics Co., Ltd Chicony USB2.0
Camera
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
MachineType: Notebook N7x0WU
Package: linux (not installed)
ProcFB: 0 i915drmfb
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-5.15.0-46-generic
root=UUID=ea604268-2faf-42c2-abf5-69e0de92b334 ro quiet splash acpi=force
vt.handoff=7
ProcVersionSignature: Ubuntu 5.15.0-46.49-generic 5.15.39
RelatedPackageVersions:
linux-restricted-modules-5.15.0-46-generic N/A
linux-backports-modules-5.15.0-46-generic N/A
linux-firmware 20220329.git681281e4-0ubuntu3.4
Tags: jammy wayland-session
Uname: Linux 5.15.0-46-generic x86_64
UpgradeStatus: Upgraded to jammy on 2022-08-17 (2 days ago)
UserGroups: adm cdrom dip libvirt lpadmin plugdev sambashare sudo
_MarkForUpload: True
dmi.bios.date: 09/06/2018
dmi.bios.release: 7.12
dmi.bios.vendor: American Megatrends Inc.
dmi.bios.version: 7.12
dmi.board.asset.tag: Tag 12345
dmi.board.name: N7x0WU
dmi.board.vendor: Notebook
dmi.board.version: Not Applicable
dmi.chassis.asset.tag: No Asset Tag
dmi.chassis.type: 10
dmi.chassis.vendor: No Enclosure
dmi.chassis.version: N/A
dmi.ec.firmware.release: 7.13
dmi.modalias:
dmi:bvnAmericanMegatrendsInc.:bvr7.12:bd09/06/2018:br7.12:efr7.13:svnNotebook:pnN7x0WU:pvrNotApplicable:rvnNotebook:rnN7x0WU:rvrNotApplicable:cvnNoEnclosure:ct10:cvrN/A:skuNotApplicable:
dmi.product.family: Not Applicable
dmi.product.name: N7x0WU
dmi.product.sku: Not Applicable
dmi.product.version: Not Applicable
dmi.sys.vendor: Notebook
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