Daniel,

Please open your own bug by running:

  ubuntu-bug gnome-shell

so we can investigate your issue.

** Also affects: nvidia-graphics-drivers-440 (Ubuntu)
   Importance: Undecided
       Status: New

** Changed in: nvidia-graphics-drivers-440 (Ubuntu)
       Status: New => Confirmed

** Summary changed:

- [nvidia] Screen freeze
+ [nvidia] Screen freeze (GPU MMU faults reported by the kernel driver)

** Summary changed:

- [nvidia] Screen freeze (GPU MMU faults reported by the kernel driver)
+ [nvidia] Screen freeze (GPU MMU faults reported by the kernel driver) on 
Quadro K620

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You received this bug notification because you are a member of Kernel
Packages, which is subscribed to nvidia-graphics-drivers-450 in Ubuntu.
https://bugs.launchpad.net/bugs/1894454

Title:
  [nvidia] Screen freeze (GPU MMU faults reported by the kernel driver)
  on Quadro K620

Status in nvidia-graphics-drivers-440 package in Ubuntu:
  Confirmed
Status in nvidia-graphics-drivers-450 package in Ubuntu:
  Confirmed

Bug description:
  Ubuntu 20.04 freezes randomly

  ProblemType: Bug
  DistroRelease: Ubuntu 20.04
  Package: xorg 1:7.7+19ubuntu14
  ProcVersionSignature: Ubuntu 5.4.0-45.49-generic 5.4.55
  Uname: Linux 5.4.0-45-generic x86_64
  NonfreeKernelModules: nvidia_modeset nvidia
  .proc.driver.nvidia.capabilities.gpu0: Error: [Errno 21] Bir dizin: 
'/proc/driver/nvidia/capabilities/gpu0'
  .proc.driver.nvidia.capabilities.mig: Error: [Errno 21] Bir dizin: 
'/proc/driver/nvidia/capabilities/mig'
  .proc.driver.nvidia.gpus.0000.01.00.0: Error: [Errno 21] Bir dizin: 
'/proc/driver/nvidia/gpus/0000:01:00.0'
  .proc.driver.nvidia.registry: Binary: ""
  .proc.driver.nvidia.suspend: suspend hibernate resume
  .proc.driver.nvidia.suspend_depth: default modeset uvm
  .proc.driver.nvidia.version:
   NVRM version: NVIDIA UNIX x86_64 Kernel Module  450.66  Wed Aug 12 19:42:48 
UTC 2020
   GCC version:  gcc version 9.3.0 (Ubuntu 9.3.0-10ubuntu2)
  ApportVersion: 2.20.11-0ubuntu27.8
  Architecture: amd64
  BootLog: Error: [Errno 13] Erişim engellendi: '/var/log/boot.log'
  CasperMD5CheckResult: skip
  CompositorRunning: None
  CurrentDesktop: ubuntu:GNOME
  Date: Mon Sep  7 01:22:46 2020
  DistUpgraded: Fresh install
  DistroCodename: focal
  DistroVariant: ubuntu
  DkmsStatus:
   nvidia, 450.66, 5.4.0-45-generic, x86_64: installed
   virtualbox, 6.1.10, 5.4.0-42-generic, x86_64: installed
   virtualbox, 6.1.10, 5.4.0-45-generic, x86_64: installed
  ExtraDebuggingInterest: Yes, if not too technical
  GpuHangFrequency: Several times a day
  GpuHangReproducibility: Seems to happen randomly
  GpuHangStarted: Since a couple weeks or more
  GraphicsCard:
   NVIDIA Corporation GM107GL [Quadro K620] [10de:13bb] (rev a2) (prog-if 00 
[VGA controller])
     Subsystem: NVIDIA Corporation GM107GL [Quadro K620] [10de:1098]
  InstallationDate: Installed on 2020-04-26 (133 days ago)
  InstallationMedia: Ubuntu 20.04 LTS "Focal Fossa" - Release amd64 (20200423)
  MachineType: Dell Inc. Precision Tower 3620
  ProcEnviron:
   TERM=xterm-256color
   PATH=(custom, no user)
   XDG_RUNTIME_DIR=<set>
   LANG=tr_TR.UTF-8
   SHELL=/bin/bash
  ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-5.4.0-45-generic 
root=UUID=5abcce6c-0eb6-4ef4-bf1b-0a62c2924a2d ro quiet splash vt.handoff=7
  SourcePackage: xorg
  Symptom: display
  Title: Xorg freeze
  UpgradeStatus: No upgrade log present (probably fresh install)
  dmi.bios.date: 03/25/2020
  dmi.bios.vendor: Dell Inc.
  dmi.bios.version: 2.15.0
  dmi.board.name: 0MWYPT
  dmi.board.vendor: Dell Inc.
  dmi.board.version: A00
  dmi.chassis.type: 3
  dmi.chassis.vendor: Dell Inc.
  dmi.modalias: 
dmi:bvnDellInc.:bvr2.15.0:bd03/25/2020:svnDellInc.:pnPrecisionTower3620:pvr:rvnDellInc.:rn0MWYPT:rvrA00:cvnDellInc.:ct3:cvr:
  dmi.product.family: Precision
  dmi.product.name: Precision Tower 3620
  dmi.product.sku: 06B7
  dmi.sys.vendor: Dell Inc.
  version.compiz: compiz N/A
  version.libdrm2: libdrm2 2.4.101-2
  version.libgl1-mesa-dri: libgl1-mesa-dri 20.0.8-0ubuntu1~20.04.1
  version.libgl1-mesa-glx: libgl1-mesa-glx 20.0.8-0ubuntu1~20.04.1
  version.nvidia-graphics-drivers: nvidia-graphics-drivers-* N/A
  version.xserver-xorg-core: xserver-xorg-core 2:1.20.8-2ubuntu2.3
  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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