[i915] Horizontal lines of flickering random pixels on Comet Lake

Bug #1928656 reported by Mahmoud Elbarbari
8
This bug affects 1 person
Affects Status Importance Assigned to Milestone
linux-signed-hwe-5.8 (Ubuntu)
Undecided
Unassigned

Bug Description

I bought a new laptop and I have flickering random pixels with freshly installed ubuntu 18 and ubuntu 20.

I upgraded to the most recent kernel, but still problem presists.

00:02.0 VGA compatible controller [0300]: Intel Corporation Device [8086:9bca] (rev 04)
Linux elbarbari-hp360 5.8.0-53-generic #60~20.04.1-Ubuntu SMP Thu May 6 09:52:46 UTC 2021 x86_64 x86_64 x86_64 GNU/Linux
/usr/lib/xorg/Xorg.wrap: Only console users are allowed to run the X server
[sudo] password for elbarbari:
Hit:1 http://be.archive.ubuntu.com/ubuntu focal InRelease
Get:2 http://security.ubuntu.com/ubuntu focal-security InRelease [109 kB]
Hit:3 http://be.archive.ubuntu.com/ubuntu focal-updates InRelease
Get:4 http://be.archive.ubuntu.com/ubuntu focal-backports InRelease [101 kB]
Fetched 210 kB in 1s (262 kB/s)
Reading package lists... Done
Reading package lists... Done
Building dependency tree
Reading state information... Done
fbset is already the newest version (2.1-31).
hardinfo is already the newest version (0.5.1+git20180227-2).
inxi is already the newest version (3.0.38-1-0ubuntu1).
mesa-utils is already the newest version (8.4.0-1build1).
nux-tools is already the newest version (4.0.8+18.10.20180623-0ubuntu1).
The following packages were automatically installed and are no longer required:
  libfprint-2-tod1 libllvm10
Use 'sudo apt autoremove' to remove them.
0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded.
System:
  Host: elbarbari-hp360 Kernel: 5.8.0-53-generic x86_64 bits: 64
  Desktop: Gnome 3.36.7 Distro: Ubuntu 20.04.2 LTS (Focal Fossa)
Machine:
  Type: Convertible System: HP product: HP EliteBook x360 830 G7 Notebook PC
  v: N/A serial: <superuser/root required>
  Mobo: HP model: 8725 v: KBC Version 08.37.00
  serial: <superuser/root required> UEFI: HP v: S74 Ver. 01.03.02
  date: 11/05/2020
Battery:
  ID-1: BAT0 charge: 23.7 Wh condition: 50.1/53.2 Wh (94%)
CPU:
  Topology: 6-Core model: Intel Core i7-10810U bits: 64 type: MT MCP
  L2 cache: 12.0 MiB
  Speed: 3060 MHz min/max: 400/4900 MHz Core speeds (MHz): 1: 2530 2: 3081
  3: 3006 4: 2432 5: 3589 6: 2581 7: 2214 8: 2703 9: 2727 10: 2532 11: 1016
  12: 2792
Graphics:
  Device-1: Intel driver: i915 v: kernel
  Display: x11 server: X.Org 1.20.9 driver: i915 tty: N/A
  OpenGL: renderer: Mesa Intel UHD Graphics (CML GT2) v: 4.6 Mesa 20.2.6
Audio:
  Device-1: Intel driver: sof-audio-pci
  Sound Server: ALSA v: k5.8.0-53-generic
Network:
  Device-1: Intel Wireless-AC 9462 driver: iwlwifi
  IF: wlp0s20f3 state: up mac: 84:1b:77:b4:63:79
Drives:
  Local Storage: total: 476.94 GiB used: 8.16 GiB (1.7%)
  ID-1: /dev/nvme0n1 vendor: Samsung model: MZVLB512HBJQ-000H7
  size: 476.94 GiB
Partition:
  ID-1: / size: 467.96 GiB used: 8.15 GiB (1.7%) fs: ext4
  dev: /dev/nvme0n1p2
Sensors:
  System Temperatures: cpu: 41.0 C mobo: 25.0 C
  Fan Speeds (RPM): N/A
Info:
  Processes: 315 Uptime: 4m Memory: 15.42 GiB used: 1.40 GiB (9.1%)
  Shell: bash inxi: 3.0.38

mode "1920x1080"
    geometry 1920 1080 1920 1080 32
    timings 0 0 0 0 0 0 0
    accel true
    rgba 8/16,8/8,8/0,0/0
endmode

Frame buffer device information:
    Name : i915drmfb
    Address : 0
    Size : 8294400
    Type : PACKED PIXELS
    Visual : TRUECOLOR
    XPanStep : 1
    YPanStep : 1
    YWrapStep : 0
    LineLength : 7680
    Accelerator : No
Version: 1:7.7+19ubuntu14
Screen 0: minimum 320 x 200, current 1920 x 1080, maximum 16384 x 16384
eDP-1 connected primary 1920x1080+0+0 (normal left inverted right x axis y axis) 294mm x 165mm
   1920x1080 60.02 + 60.01* 59.97 59.96 59.93 40.02
   1680x1050 59.95 59.88
   1600x1024 60.17
   1400x1050 59.98
   1600x900 59.99 59.94 59.95 59.82
   1280x1024 60.02
   1440x900 59.89
   1400x900 59.96 59.88
   1280x960 60.00
   1440x810 60.00 59.97
   1368x768 59.88 59.85
   1360x768 59.80 59.96
   1280x800 59.99 59.97 59.81 59.91
   1152x864 60.00
   1280x720 60.00 59.99 59.86 59.74
   1024x768 60.04 60.00
   960x720 60.00
   928x696 60.05
   896x672 60.01
   1024x576 59.95 59.96 59.90 59.82
   960x600 59.93 60.00
   960x540 59.96 59.99 59.63 59.82
   800x600 60.00 60.32 56.25
   840x525 60.01 59.88
   864x486 59.92 59.57
   800x512 60.17
   700x525 59.98
   800x450 59.95 59.82
   640x512 60.02
   720x450 59.89
   700x450 59.96 59.88
   640x480 60.00 59.94
   720x405 59.51 58.99
   684x384 59.88 59.85
   680x384 59.80 59.96
   640x400 59.88 59.98
   576x432 60.06
   640x360 59.86 59.83 59.84 59.32
   512x384 60.00
   512x288 60.00 59.92
   480x270 59.63 59.82
   400x300 60.32 56.34
   432x243 59.92 59.57
   320x240 60.05
   360x202 59.51 59.13
   320x180 59.84 59.32
DP-1 disconnected (normal left inverted right x axis y axis)
HDMI-1 disconnected (normal left inverted right x axis y axis)
DP-2 disconnected (normal left inverted right x axis y axis)
HDMI-2 disconnected (normal left inverted right x axis y axis)
fglrxinfo: command not found

Command 'nvidia-settings' not found, but can be installed with:

sudo apt install nvidia-settings

H/W path Device Class Description
=============================================================
                                   system HP EliteBook x360 830 G7 Notebook PC (8MQ87AV)
/0 bus 8725
/0/1 memory 64KiB BIOS
/0/7 memory 16GiB System Memory
/0/7/0 memory 16GiB SODIMM DDR4 Synchronous 2667 MHz (0,4 ns)
/0/12 memory 384KiB L1 cache
/0/13 memory 1536KiB L2 cache
/0/14 memory 12MiB L3 cache
/0/15 processor Intel(R) Core(TM) i7-10810U CPU @ 1.10GHz
/0/100 bridge Intel Corporation
/0/100/2 display Intel Corporation
/0/100/4 /dev/fb0 generic Xeon E3-1200 v5/E3-1500 v5/6th Gen Core Processor Thermal Subsystem
/0/100/12 generic Comet Lake Thermal Subsytem
/0/100/13 communication Comet Lake Integrated Sensor Solution
/0/100/14 bus Intel Corporation
/0/100/14/0 usb1 bus xHCI Host Controller
/0/100/14/0/2 multimedia HP HD Camera
/0/100/14/0/7 generic Generic USB device
/0/100/14/0/a communication Bluetooth wireless interface
/0/100/14/1 usb2 bus xHCI Host Controller
/0/100/14.2 memory RAM memory
/0/100/14.3 wlp0s20f3 network Wireless-AC 9462
/0/100/15 bus Serial IO I2C Host Controller
/0/100/15.1 bus Comet Lake Serial IO I2C Host Controller
/0/100/16 communication Comet Lake Management Engine Interface
/0/100/16.3 communication Intel Corporation
/0/100/1c bridge Intel Corporation
/0/100/1c/0 bridge JHL7540 Thunderbolt 3 Bridge [Titan Ridge 4C 2018]
/0/100/1c/0/0 bridge JHL7540 Thunderbolt 3 Bridge [Titan Ridge 4C 2018]
/0/100/1c/0/0/0 generic JHL7540 Thunderbolt 3 NHI [Titan Ridge 4C 2018]
/0/100/1c/0/1 bridge JHL7540 Thunderbolt 3 Bridge [Titan Ridge 4C 2018]
/0/100/1c/0/2 bridge JHL7540 Thunderbolt 3 Bridge [Titan Ridge 4C 2018]
/0/100/1c/0/2/0 bus JHL7540 Thunderbolt 3 USB Controller [Titan Ridge 4C 2018]
/0/100/1c/0/2/0/0 usb3 bus xHCI Host Controller
/0/100/1c/0/2/0/1 usb4 bus xHCI Host Controller
/0/100/1c/0/4 bridge JHL7540 Thunderbolt 3 Bridge [Titan Ridge 4C 2018]
/0/100/1d bridge Intel Corporation
/0/100/1d/0 storage NVMe SSD Controller SM981/PM981/PM983
/0/100/1d/0/0 /dev/nvme0 storage SAMSUNG MZVLB512HBJQ-000H7
/0/100/1d/0/0/1 /dev/nvme0n1 disk 512GB NVMe namespace
/0/100/1d/0/0/1/1 volume 511MiB Windows FAT volume
/0/100/1d/0/0/1/2 /dev/nvme0n1p2 volume 476GiB EXT4 volume
/0/100/1f bridge Intel Corporation
/0/100/1f.3 multimedia Intel Corporation
/0/100/1f.4 bus Intel Corporation
/0/100/1f.5 bus Comet Lake SPI (flash) Controller
/0/0 system PnP device PNP0c02
/0/2 system PnP device PNP0c02
/0/3 system PnP device PNP0c02
/0/4 system PnP device PNP0b00
/0/5 generic PnP device INT3f0d
/0/6 generic PnP device HPQ8002
/0/8 system PnP device PNP0c02
/0/9 system PnP device PNP0c02
/0/a system PnP device PNP0c02
/1 power CX03053XL
  *-display
       description: VGA compatible controller
       product: Intel Corporation
       vendor: Intel Corporation
       physical id: 2
       bus info: pci@0000:00:02.0
       version: 04
       width: 64 bits
       clock: 33MHz
       capabilities: pciexpress msi pm vga_controller bus_master cap_list rom
       configuration: driver=i915 latency=0
       resources: irq:194 memory:df000000-dfffffff memory:a0000000-afffffff ioport:3000(size=64) memory:c0000-dffff
ii gir1.2-ibus-1.0:amd64 1.5.22-2ubuntu2.1 amd64 Intelligent Input Bus - introspection data
ii ibus 1.5.22-2ubuntu2.1 amd64 Intelligent Input Bus - core
ii ibus-data 1.5.22-2ubuntu2.1 all Intelligent Input Bus - data files
ii ibus-gtk:amd64 1.5.22-2ubuntu2.1 amd64 Intelligent Input Bus - GTK2 support
ii ibus-gtk3:amd64 1.5.22-2ubuntu2.1 amd64 Intelligent Input Bus - GTK3 support
ii intel-microcode 3.20210216.0ubuntu0.20.04.1 amd64 Processor microcode firmware for Intel CPUs
ii iucode-tool 2.3.1-1 amd64 Intel processor microcode tool
ii libdrm-intel1:amd64 2.4.102-1ubuntu1~20.04.1 amd64 Userspace interface to intel-specific kernel DRM services -- runtime
ii libdrm-nouveau2:amd64 2.4.102-1ubuntu1~20.04.1 amd64 Userspace interface to nouveau-specific kernel DRM services -- runtime
ii libdrm-radeon1:amd64 2.4.102-1ubuntu1~20.04.1 amd64 Userspace interface to radeon-specific kernel DRM services -- runtime
ii libegl-mesa0:amd64 20.2.6-0ubuntu0.20.04.1 amd64 free implementation of the EGL API -- Mesa vendor library
ii libgl1-mesa-dri:amd64 20.2.6-0ubuntu0.20.04.1 amd64 free implementation of the OpenGL API -- DRI modules
ii libglapi-mesa:amd64 20.2.6-0ubuntu0.20.04.1 amd64 free implementation of the GL API -- shared library
ii libglu1-mesa:amd64 9.0.1-1build1 amd64 Mesa OpenGL utility library (GLU)
ii libglx-mesa0:amd64 20.2.6-0ubuntu0.20.04.1 amd64 free implementation of the OpenGL API -- GLX vendor library
ii libibus-1.0-5:amd64 1.5.22-2ubuntu2.1 amd64 Intelligent Input Bus - shared library
ii mesa-utils 8.4.0-1build1 amd64 Miscellaneous Mesa GL utilities
ii mesa-vulkan-drivers:amd64 20.2.6-0ubuntu0.20.04.1 amd64 Mesa Vulkan graphics drivers
ii python3-ibus-1.0 1.5.22-2ubuntu2.1 all Intelligent Input Bus - introspection overrides for Python (Python 3)
ii xserver-xorg-video-ati 1:19.1.0-1 amd64 X.Org X server -- AMD/ATI display driver wrapper
ii xserver-xorg-video-intel 2:2.99.917+git20200226-1 amd64 X.Org X server -- Intel i8xx, i9xx display driver
ii xserver-xorg-video-nouveau 1:1.0.16-1 amd64 X.Org X server -- Nouveau display driver
ii xserver-xorg-video-radeon 1:19.1.0-1 amd64 X.Org X server -- AMD/ATI Radeon display driver
DISTRIB_ID=Ubuntu
DISTRIB_RELEASE=20.04
DISTRIB_CODENAME=focal
DISTRIB_DESCRIPTION="Ubuntu 20.04.2 LTS"
[ 0.000000] Intel GenuineIntel
[ 0.016880] ACPI: NHLT 0x0000000093AFC000 001B27 (v00 INTEL CML 20170001 INTL 20160422)
[ 0.016888] ACPI: WSMT 0x0000000093AF6000 000028 (v01 INTEL CML 20170001 INTL 20160422)
[ 0.016892] ACPI: SSDT 0x0000000093AF5000 0005FB (v02 INTEL Tpm2Tabl 00001000 INTL 20160527)
[ 0.016896] ACPI: TPM2 0x0000000093AF4000 000034 (v04 INTEL CML 20170001 INTL 20160422)
[ 0.016900] ACPI: OEML 0x0000000093AF3000 000028 (v03 INTEL CML 20170001 INTL 20160422)
[ 0.016913] ACPI: LPIT 0x0000000093B2D000 00005C (v01 INTEL CML 20170001 INTL 20160422)
[ 0.016942] ACPI: DMAR 0x0000000093AEE000 0000C8 (v01 INTEL CML 00000002 INTL 01000013)
[ 0.016951] ACPI: BGRT 0x0000000093AC4000 000038 (v01 INTEL CML 20170001 INTL 20160422)
[ 0.016961] ACPI: FPDT 0x0000000093AC3000 000044 (v01 INTEL CML 20170001 INTL 20160422)
[ 0.074229] Reserving Intel graphics memory at [mem 0x98800000-0x9c7fffff]
[ 0.251337] smpboot: CPU0: Intel(R) Core(TM) i7-10810U CPU @ 1.10GHz (family: 0x6, model: 0xa6, stepping: 0x0)
[ 0.251538] Performance Events: PEBS fmt3+, Skylake events, 32-deep LBR, full-width counters, Intel PMU driver.
[ 0.427190] ACPI: [Firmware Bug]: BIOS _OSI(Linux) query ignored
[ 0.571320] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug
[ 0.639607] acpi PNP0A08:00: _OSC: OS supports [ExtendedConfig ASPM ClockPM Segments MSI HPX-Type3]
[ 0.739130] pci 0000:00:02.0: vgaarb: setting as boot VGA device
[ 0.739132] pci 0000:00:02.0: vgaarb: VGA device added: decodes=io+mem,owns=io+mem,locks=none
[ 0.739140] pci 0000:00:02.0: vgaarb: bridge control possible
[ 0.739141] vgaarb: loaded
[ 1.008950] DMAR: Intel-IOMMU force enabled due to platform opt in
[ 1.011140] DMAR: Intel(R) Virtualization Technology for Directed I/O
[ 1.035730] fb0: EFI VGA frame buffer device
[ 1.035742] intel_idle: MWAIT substates: 0x11142120
[ 1.036343] intel_idle: v0.5.1 model 0xA6
[ 1.036965] intel_idle: Local APIC timer is reliable in all C-states
[ 1.111494] tpm tpm0: tpm_try_transmit: send(): error -5
[ 1.111498] tpm tpm0: [Firmware Bug]: TPM interrupt not working, polling instead
[ 1.707756] intel_pstate: Intel P-state driver initializing
[ 1.710234] intel_pstate: HWP enabled
[ 1.746820] intel_pmc_core INT33A1:00: initialized
[ 1.752002] Segment Routing with IPv6
[ 1.798817] RAS: Correctable Errors collector initialized.
[ 1.949728] nvme nvme0: missing or invalid SUBNQN field.
[ 1.955140] intel-lpss 0000:00:15.0: enabling device (0000 -> 0002)
[ 1.955555] idma64 idma64.0: Found Intel integrated DMA 64-bit
[ 2.135311] intel-lpss 0000:00:15.1: enabling device (0000 -> 0002)
[ 2.135680] idma64 idma64.1: Found Intel integrated DMA 64-bit
[ 4.409108] systemd[1]: Mounting Kernel Debug File System...
[ 4.421151] systemd[1]: Mounted Kernel Debug File System.
[ 4.427132] EXT4-fs (nvme0n1p2): re-mounted. Opts: errors=remount-ro
[ 4.610037] input: Intel HID events as /devices/platform/INT33D5:00/input/input17
[ 4.610534] intel-hid INT33D5:00: platform supports 5 button array
[ 4.610596] input: Intel HID 5 button array as /devices/platform/INT33D5:00/input/input18
[ 4.721021] intel_rapl_common: Found RAPL domain package
[ 4.721023] intel_rapl_common: Found RAPL domain dram
[ 4.809175] RAPL PMU: hw unit of domain pp1-gpu 2^-14 Joules
[ 4.837918] Bluetooth: hci0: Debug lock is disabled
[ 4.839057] Bluetooth: hci0: Found device firmware: intel/ibt-19-0-4.sfi
[ 4.849917] hp_wmi: query 0x4 returned error 0x5
[ 4.855150] hp_wmi: query 0xd returned error 0x5
[ 4.896059] Intel(R) Wireless WiFi driver for Linux
[ 4.931338] iwlwifi 0000:00:14.3: Direct firmware load for iwlwifi-QuZ-a0-hr-b0-56.ucode failed with error -2
[ 4.934314] iwlwifi 0000:00:14.3: Found debug destination: EXTERNAL_DRAM
[ 4.934316] iwlwifi 0000:00:14.3: Found debug configuration: 0
[ 4.934947] iwlwifi 0000:00:14.3: Direct firmware load for iwl-debug-yoyo.bin failed with error -2
[ 4.950698] fb0: switching to inteldrmfb from EFI VGA
[ 4.951001] i915 0000:00:02.0: vgaarb: deactivate vga console
[ 4.967605] audit: type=1400 audit(1621242933.756:8): apparmor="STATUS" operation="profile_load" profile="unconfined" name="nvidia_modprobe" pid=531 comm="apparmor_parser"
[ 4.967610] audit: type=1400 audit(1621242933.756:9): apparmor="STATUS" operation="profile_load" profile="unconfined" name="nvidia_modprobe//kmod" pid=531 comm="apparmor_parser"
[ 4.994698] intel_rapl_common: Found RAPL domain package
[ 4.994700] intel_rapl_common: Found RAPL domain core
[ 4.994702] intel_rapl_common: Found RAPL domain uncore
[ 4.994703] intel_rapl_common: Found RAPL domain dram
[ 5.050164] i915 0000:00:02.0: vgaarb: changed VGA decodes: olddecodes=io+mem,decodes=io+mem:owns=io+mem
[ 5.107580] iwlwifi 0000:00:14.3: Detected Intel(R) Wi-Fi 6 AX201 160MHz, REV=0x354
[ 5.118399] hp_wmi: query 0x1b returned error 0x5
[ 5.126336] snd_hda_intel 0000:00:1f.3: DSP detected with PCI class/subclass/prog-if info 0x040100
[ 5.126342] snd_hda_intel 0000:00:1f.3: Digital mics found on Skylake+ platform, using SOF driver
[ 5.300230] thermal thermal_zone12: failed to read out thermal zone (-61)
[ 6.428253] Bluetooth: hci0: Found Intel DDC parameters: intel/ibt-19-0-4.ddc
[ 6.430010] Bluetooth: hci0: Applying Intel DDC parameters completed
[ 6.560439] skl_hda_dsp_generic skl_hda_dsp_generic: intel-hdmi-hifi1 <-> iDisp1 Pin mapping ok
[ 6.560441] skl_hda_dsp_generic skl_hda_dsp_generic: intel-hdmi-hifi2 <-> iDisp2 Pin mapping ok
[ 6.560443] skl_hda_dsp_generic skl_hda_dsp_generic: intel-hdmi-hifi3 <-> iDisp3 Pin mapping ok
model : 166
model name : Intel(R) Core(TM) i7-10810U CPU @ 1.10GHz
model : 166
model name : Intel(R) Core(TM) i7-10810U CPU @ 1.10GHz
model : 166
model name : Intel(R) Core(TM) i7-10810U CPU @ 1.10GHz
model : 166
model name : Intel(R) Core(TM) i7-10810U CPU @ 1.10GHz
model : 166
model name : Intel(R) Core(TM) i7-10810U CPU @ 1.10GHz
model : 166
model name : Intel(R) Core(TM) i7-10810U CPU @ 1.10GHz
model : 166
model name : Intel(R) Core(TM) i7-10810U CPU @ 1.10GHz
model : 166
model name : Intel(R) Core(TM) i7-10810U CPU @ 1.10GHz
model : 166
model name : Intel(R) Core(TM) i7-10810U CPU @ 1.10GHz
model : 166
model name : Intel(R) Core(TM) i7-10810U CPU @ 1.10GHz
model : 166
model name : Intel(R) Core(TM) i7-10810U CPU @ 1.10GHz
model : 166
model name : Intel(R) Core(TM) i7-10810U CPU @ 1.10GHz
cat: /var/log/Xorg.0.log: No such file or directory
 Release Date: 11/05/2020
  Serial services are supported (int 14h)
 Manufacturer: HP
 Product Name: HP EliteBook x360 830 G7 Notebook PC
 Serial Number: 5CG1043PPC
 Manufacturer: HP
 Product Name: 8725
 Serial Number: PJRVQ00WBER02K
 Manufacturer: HP
 Serial Number: 5CG1043PPC
 Manufacturer: Intel(R) Corporation
 Serial Number: To Be Filled By O.E.M.
 Manufacturer: Samsung
 Serial Number: 39F13BCB
 Module Manufacturer ID: Bank 1, Hex 0xCE
 Module Product ID: Unknown
 Memory Subsystem Controller Manufacturer ID: Unknown
 Memory Subsystem Controller Product ID: Unknown
 Manufacturer: 333-1C-29-A
 SBDS Serial Number: 03D0
 SBDS Manufacture Date: 2020-09-26
cat: /etc/X11/xorg.conf: No such file or directory
OpenGL vendor string: Intel
OpenGL renderer string: Mesa Intel(R) UHD Graphics (CML GT2)
OpenGL version string: 4.6 (Compatibility Profile) Mesa 20.2.6

Not software rendered: yes
Not blacklisted: yes
GLX fbconfig: yes
GLX texture from pixmap: yes
GL npot or rect textures: yes
GL vertex program: yes
GL fragment program: yes
GL vertex buffer object: yes
GL framebuffer object: yes
GL version is 1.4+: yes

Unity 3D supported: yes
ubuntu-support-status: command not found
1608 packages installed, of which:
1601 receive package updates with LTS until 4/2025
   7 could receive security updates with ESM Apps until 4/2030

Enable Extended Security Maintenance (ESM Apps) to get 0 security
updates (so far) and enable coverage of 7 packages.

This machine is not attached to an Ubuntu Advantage subscription.
See https://ubuntu.com/advantage
Module Size Used by
ccm 20480 6
rfcomm 81920 4
cmac 16384 3
algif_hash 16384 1
algif_skcipher 16384 1
af_alg 28672 6 algif_hash,algif_skcipher
snd_soc_skl_hda_dsp 24576 5
snd_hda_codec_hdmi 61440 1
snd_soc_hdac_hdmi 36864 1 snd_soc_skl_hda_dsp
snd_hda_codec_realtek 131072 1
snd_hda_codec_generic 81920 1 snd_hda_codec_realtek
bnep 24576 2
snd_soc_dmic 16384 1
snd_sof_pci 24576 0
snd_sof_intel_byt 20480 1 snd_sof_pci
snd_sof_intel_ipc 20480 1 snd_sof_intel_byt
snd_sof_intel_hda_common 77824 1 snd_sof_pci
snd_soc_hdac_hda 24576 1 snd_sof_intel_hda_common
snd_sof_xtensa_dsp 16384 2 snd_sof_intel_hda_common,snd_sof_intel_byt
snd_sof_intel_hda 20480 1 snd_sof_intel_hda_common
snd_sof 122880 4 snd_sof_pci,snd_sof_intel_hda_common,snd_sof_intel_byt,snd_sof_intel_ipc
snd_hda_ext_core 32768 4 snd_sof_intel_hda_common,snd_soc_hdac_hdmi,snd_soc_hdac_hda,snd_sof_intel_hda
snd_soc_acpi_intel_match 45056 2 snd_sof_pci,snd_sof_intel_hda_common
snd_soc_acpi 16384 3 snd_soc_acpi_intel_match,snd_sof_intel_hda_common,snd_sof_intel_byt
ledtrig_audio 16384 2 snd_hda_codec_generic,snd_sof
snd_soc_core 270336 6 snd_sof,snd_sof_intel_hda_common,snd_soc_hdac_hdmi,snd_soc_hdac_hda,snd_soc_dmic,snd_soc_skl_hda_dsp
snd_compress 28672 1 snd_soc_core
ac97_bus 16384 1 snd_soc_core
snd_pcm_dmaengine 16384 1 snd_soc_core
snd_hda_intel 53248 0
x86_pkg_temp_thermal 20480 0
snd_intel_dspcfg 24576 3 snd_hda_intel,snd_sof_pci,snd_sof_intel_hda_common
intel_powerclamp 20480 0
snd_hda_codec 139264 6 snd_hda_codec_generic,snd_hda_codec_hdmi,snd_hda_intel,snd_hda_codec_realtek,snd_soc_hdac_hda,snd_soc_skl_hda_dsp
coretemp 20480 0
mei_hdcp 24576 0
iwlmvm 393216 0
snd_hda_core 94208 11 snd_hda_codec_generic,snd_hda_codec_hdmi,snd_hda_intel,snd_hda_ext_core,snd_hda_codec,snd_hda_codec_realtek,snd_sof_intel_hda_common,snd_soc_hdac_hdmi,snd_soc_hdac_hda,snd_sof_intel_hda,snd_soc_skl_hda_dsp
snd_hwdep 20480 1 snd_hda_codec
snd_pcm 114688 10 snd_hda_codec_hdmi,snd_hda_intel,snd_hda_codec,snd_sof,snd_sof_intel_hda_common,snd_soc_hdac_hdmi,snd_compress,snd_soc_core,snd_hda_core,snd_pcm_dmaengine
mac80211 905216 1 iwlmvm
intel_rapl_msr 20480 0
kvm_intel 286720 0
libarc4 16384 1 mac80211
snd_seq_midi 20480 0
snd_seq_midi_event 16384 1 snd_seq_midi
kvm 712704 1 kvm_intel
i915 2195456 18
nls_iso8859_1 16384 1
crct10dif_pclmul 16384 1
snd_rawmidi 36864 1 snd_seq_midi
ghash_clmulni_intel 16384 0
btusb 57344 0
aesni_intel 372736 8
snd_seq 69632 2 snd_seq_midi,snd_seq_midi_event
uvcvideo 98304 0
crypto_simd 16384 1 aesni_intel
snd_seq_device 16384 3 snd_seq,snd_seq_midi,snd_rawmidi
cryptd 24576 3 crypto_simd,ghash_clmulni_intel
btrtl 24576 1 btusb
glue_helper 16384 1 aesni_intel
videobuf2_vmalloc 20480 1 uvcvideo
hid_sensor_magn_3d 20480 1
videobuf2_memops 20480 1 videobuf2_vmalloc
hid_sensor_als 20480 0
iwlwifi 352256 1 iwlmvm
snd_timer 40960 2 snd_seq,snd_pcm
hid_sensor_gyro_3d 20480 0
hid_sensor_rotation 20480 0
btbcm 16384 1 btusb
hid_sensor_incl_3d 20480 0
drm_kms_helper 217088 1 i915
rapl 20480 0
videobuf2_v4l2 24576 1 uvcvideo
btintel 28672 1 btusb
hid_sensor_accel_3d 20480 1
input_leds 16384 0
videobuf2_common 57344 2 videobuf2_v4l2,uvcvideo
hid_sensor_trigger 20480 15 hid_sensor_gyro_3d,hid_sensor_incl_3d,hid_sensor_als,hid_sensor_accel_3d,hid_sensor_magn_3d,hid_sensor_rotation
industrialio_triggered_buffer 16384 1 hid_sensor_trigger
cec 53248 2 drm_kms_helper,i915
intel_cstate 20480 0
kfifo_buf 16384 1 industrialio_triggered_buffer
bluetooth 581632 31 btrtl,btintel,btbcm,bnep,btusb,rfcomm
rc_core 57344 1 cec
hid_sensor_iio_common 20480 7 hid_sensor_gyro_3d,hid_sensor_trigger,hid_sensor_incl_3d,hid_sensor_als,hid_sensor_accel_3d,hid_sensor_magn_3d,hid_sensor_rotation
hp_wmi 16384 0
i2c_algo_bit 16384 1 i915
serio_raw 20480 0
snd 94208 24 snd_hda_codec_generic,snd_seq,snd_seq_device,snd_hda_codec_hdmi,snd_hwdep,snd_hda_intel,snd_hda_codec,snd_hda_codec_realtek,snd_timer,snd_compress,snd_soc_core,snd_pcm,snd_soc_skl_hda_dsp,snd_rawmidi
videodev 241664 3 videobuf2_v4l2,uvcvideo,videobuf2_common
industrialio 77824 11 industrialio_triggered_buffer,hid_sensor_gyro_3d,hid_sensor_trigger,hid_sensor_incl_3d,kfifo_buf,hid_sensor_als,hid_sensor_accel_3d,hid_sensor_magn_3d,hid_sensor_rotation
fb_sys_fops 16384 1 drm_kms_helper
efi_pstore 16384 0
mei_me 40960 1
intel_wmi_thunderbolt 20480 0
ecdh_generic 16384 2 bluetooth
mc 57344 4 videodev,videobuf2_v4l2,uvcvideo,videobuf2_common
soundcore 16384 1 snd
ecc 32768 1 ecdh_generic
ucsi_acpi 16384 0
joydev 24576 0
cfg80211 778240 3 iwlmvm,iwlwifi,mac80211
processor_thermal_device 24576 0
mei 106496 3 mei_hdcp,mei_me
hid_multitouch 28672 0
syscopyarea 16384 1 drm_kms_helper
typec_ucsi 32768 1 ucsi_acpi
intel_rapl_common 28672 2 intel_rapl_msr,processor_thermal_device
cros_ec_ishtp 20480 0
sysfillrect 16384 1 drm_kms_helper
wmi_bmof 16384 0
cros_ec 20480 1 cros_ec_ishtp
intel_soc_dts_iosf 20480 1 processor_thermal_device
sysimgblt 16384 1 drm_kms_helper
typec 53248 1 typec_ucsi
soc_button_array 20480 0
int3403_thermal 20480 0
int340x_thermal_zone 20480 2 int3403_thermal,processor_thermal_device
mac_hid 16384 0
int3400_thermal 20480 0
intel_hid 20480 0
acpi_thermal_rel 16384 1 int3400_thermal
sparse_keymap 16384 2 hp_wmi,intel_hid
hp_wireless 16384 0
acpi_pad 184320 0
sch_fq_codel 20480 1
parport_pc 45056 0
ppdev 24576 0
drm 552960 8 drm_kms_helper,i915
lp 20480 0
parport 65536 3 parport_pc,lp,ppdev
ip_tables 32768 0
x_tables 49152 1 ip_tables
autofs4 45056 2
hid_sensor_custom 24576 0
hid_sensor_hub 24576 9 hid_sensor_gyro_3d,hid_sensor_trigger,hid_sensor_iio_common,hid_sensor_incl_3d,hid_sensor_als,hid_sensor_accel_3d,hid_sensor_magn_3d,hid_sensor_rotation,hid_sensor_custom
intel_ishtp_loader 24576 0
intel_ishtp_hid 24576 0
wacom 118784 0
usbhid 57344 1 wacom
hid_generic 16384 0
crc32_pclmul 16384 0
thunderbolt 196608 0
nvme 45056 2
i2c_i801 32768 0
i2c_smbus 20480 1 i2c_i801
nvme_core 110592 4 nvme
intel_lpss_pci 20480 0
intel_ish_ipc 24576 0
intel_lpss 16384 1 intel_lpss_pci
intel_ishtp 53248 4 cros_ec_ishtp,intel_ishtp_hid,intel_ish_ipc,intel_ishtp_loader
xhci_pci 20480 0
idma64 20480 0
i2c_hid 28672 0
virt_dma 20480 1 idma64
xhci_pci_renesas 20480 1 xhci_pci
wmi 32768 3 hp_wmi,intel_wmi_thunderbolt,wmi_bmof
hid 135168 7 i2c_hid,wacom,usbhid,hid_multitouch,hid_sensor_hub,intel_ishtp_hid,hid_generic
pinctrl_cannonlake 36864 2
video 49152 1 i915
pinctrl_intel 28672 1 pinctrl_cannonlake

ProblemType: Bug
DistroRelease: Ubuntu 20.04
Package: linux-image-5.8.0-53-generic 5.8.0-53.60~20.04.1
ProcVersionSignature: Ubuntu 5.8.0-53.60~20.04.1-generic 5.8.18
Uname: Linux 5.8.0-53-generic x86_64
ApportVersion: 2.20.11-0ubuntu27.17
Architecture: amd64
CasperMD5CheckResult: skip
CurrentDesktop: ubuntu:GNOME
Date: Mon May 17 11:16:51 2021
InstallationDate: Installed on 2021-05-17 (0 days ago)
InstallationMedia: Ubuntu 20.04.1 LTS "Focal Fossa" - Release amd64 (20200731)
SourcePackage: linux-signed-hwe-5.8
UpgradeStatus: No upgrade log present (probably fresh install)

Revision history for this message
Mahmoud Elbarbari (m.elbarbary) wrote :
Revision history for this message
Daniel van Vugt (vanvugt) wrote :

Thanks for the bug report. Can you attach a photo or video of the problem?

Also, do you find newer kernels fix the problem? https://kernel.ubuntu.com/~kernel-ppa/mainline/?C=M;O=D

Changed in linux-signed-hwe-5.8 (Ubuntu):
status: New → Incomplete
Revision history for this message
Mahmoud Elbarbari (m.elbarbary) wrote :

Please find attached a video

summary: - flickering random pixels
+ [i915] Horizontal lines of flickering random pixels on Comet Lake
Changed in linux-signed-hwe-5.8 (Ubuntu):
status: Incomplete → New
Revision history for this message
Mahmoud Elbarbari (m.elbarbary) wrote :

I do not know how to use the new kernel. If you can let me know how I can do it, I would try them.

Revision history for this message
Daniel van Vugt (vanvugt) wrote :
Revision history for this message
Mahmoud Elbarbari (m.elbarbary) wrote :

I did the steps, but it seems there is an error at the end of the command sudo dpkg -i linux*.deb

Adding boot menu entry for UEFI Firmware Settings
done
Errors were encountered while processing:
 linux-headers-5.12.4-051204-generic

I ignored it. but then when I try to boot using the new kernel, I encounter this error

error: /boot/vmlinuz-5.12.4-051204-generic has invalid signature.
error: you need to lad the kernel first

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