Status changed to 'Confirmed' because the bug affects multiple users.

** Changed in: mutter (Ubuntu)
       Status: New => Confirmed

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https://bugs.launchpad.net/bugs/1881909

Title:
  Screen tearing with Nvidia Optimus

Status in mutter package in Ubuntu:
  Confirmed
Status in nvidia-graphics-drivers-390 package in Ubuntu:
  Confirmed

Bug description:
  I have screen tearing when using nvidia card with 390 driver, affect
  browsers such as firefox and chromium also desktop since I have screen
  tearing when moving window around.

  I have no such problem when using using 18.04.4 and nvidia card with
  390 driver. Intel graphic have no such problem weather in 18.04 or
  20.04.

  ProblemType: Bug
  DistroRelease: Ubuntu 20.04
  Package: xorg 1:7.7+19ubuntu14
  ProcVersionSignature: Ubuntu 5.4.0-33.37-generic 5.4.34
  Uname: Linux 5.4.0-33-generic x86_64
  NonfreeKernelModules: nvidia_modeset nvidia
  .proc.driver.nvidia.gpus.0000.01.00.0: Error: [Errno 21] Is a directory: 
'/proc/driver/nvidia/gpus/0000:01:00.0'
  .proc.driver.nvidia.registry: Binary: ""
  .proc.driver.nvidia.version:
   NVRM version: NVIDIA UNIX x86_64 Kernel Module  390.132  Fri Nov  1 00:40:14 
PDT 2019
   GCC version:
  ApportVersion: 2.20.11-0ubuntu27.2
  Architecture: amd64
  BootLog: Error: [Errno 13] Permission denied: '/var/log/boot.log'
  CasperMD5CheckResult: skip
  CompositorRunning: None
  CurrentDesktop: ubuntu:GNOME
  Date: Wed Jun  3 21:18:49 2020
  DistUpgraded: Fresh install
  DistroCodename: focal
  DistroVariant: ubuntu
  ExtraDebuggingInterest: Yes, if not too technical
  GraphicsCard:
   Intel Corporation 2nd Generation Core Processor Family Integrated Graphics 
Controller [8086:0126] (rev 09) (prog-if 00 [VGA controller])
     Subsystem: ASUSTeK Computer Inc. 2nd Generation Core Processor Family 
Integrated Graphics Controller [1043:1652]
   NVIDIA Corporation GF119M [GeForce 610M] [10de:1058] (rev a1) (prog-if 00 
[VGA controller])
     Subsystem: ASUSTeK Computer Inc. GeForce GT 610M [1043:1652]
  InstallationDate: Installed on 2020-06-01 (1 days ago)
  InstallationMedia: Ubuntu 20.04 LTS "Focal Fossa" - Release amd64 (20200423)
  MachineType: ASUSTeK Computer Inc. K43SD
  ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-5.4.0-33-generic 
root=UUID=8f02391a-a313-4598-b702-db7eccd55312 ro quiet splash vt.handoff=7
  SourcePackage: xorg
  Symptom: display
  UpgradeStatus: No upgrade log present (probably fresh install)
  dmi.bios.date: 08/10/2012
  dmi.bios.vendor: American Megatrends Inc.
  dmi.bios.version: K43SD.208
  dmi.board.asset.tag: ATN12345678901234567
  dmi.board.name: K43SD
  dmi.board.vendor: ASUSTeK Computer Inc.
  dmi.board.version: 1.0
  dmi.chassis.asset.tag: No Asset Tag
  dmi.chassis.type: 10
  dmi.chassis.vendor: ASUSTeK Computer Inc.
  dmi.chassis.version: 1.0
  dmi.modalias: 
dmi:bvnAmericanMegatrendsInc.:bvrK43SD.208:bd08/10/2012:svnASUSTeKComputerInc.:pnK43SD:pvr1.0:rvnASUSTeKComputerInc.:rnK43SD:rvr1.0:cvnASUSTeKComputerInc.:ct10:cvr1.0:
  dmi.product.family: K
  dmi.product.name: K43SD
  dmi.product.version: 1.0
  dmi.sys.vendor: ASUSTeK Computer Inc.
  version.compiz: compiz N/A
  version.libdrm2: libdrm2 2.4.101-2
  version.libgl1-mesa-dri: libgl1-mesa-dri 20.0.4-2ubuntu1
  version.libgl1-mesa-glx: libgl1-mesa-glx N/A
  version.nvidia-graphics-drivers: nvidia-graphics-drivers-* N/A
  version.xserver-xorg-core: xserver-xorg-core 2:1.20.8-2ubuntu2.1
  version.xserver-xorg-input-evdev: xserver-xorg-input-evdev N/A
  version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:19.1.0-1
  version.xserver-xorg-video-intel: xserver-xorg-video-intel 
2:2.99.917+git20200226-1
  version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:1.0.16-1

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