Re-logging occurs continuously during ubuntu operation

[Sergey]

completely impossible to work
some errors constantly occur and then reboot the xorg (relogin occurs)
https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/1875435

ProblemType: Bug
DistroRelease: Ubuntu 20.04
Package: xorg 1:7.7+19ubuntu14
ProcVersionSignature: Ubuntu 5.4.0-40.44-generic 5.4.44
Uname: Linux 5.4.0-40-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.suspend: suspend hibernate resume
.proc.driver.nvidia.suspend_depth: default modeset uvm
.proc.driver.nvidia.version:
 NVRM version: NVIDIA UNIX x86_64 Kernel Module 440.100 Fri May 29 08:45:51 UTC 2020
 GCC version:
ApportVersion: 2.20.11-0ubuntu27.3
Architecture: amd64
BootLog: Error: [Errno 13] Permission denied: '/var/log/boot.log'
CasperMD5CheckResult: skip
CompositorRunning: None
CurrentDesktop: ubuntu:GNOME
Date: Fri Jun 26 14:48:27 2020
DistUpgraded: Fresh install
DistroCodename: focal
DistroVariant: ubuntu
GraphicsCard:
 NVIDIA Corporation TU104BM [GeForce RTX 2080 Mobile] [10de:1ed0] (rev a1) (prog-if 00 [VGA controller])
   Subsystem: Hewlett-Packard Company TU104BM [GeForce RTX 2080 Mobile] [103c:8603]
InstallationDate: Installed on 2020-05-13 (43 days ago)
InstallationMedia: Ubuntu 20.04 LTS "Focal Fossa" - Release amd64 (20200423)
MachineType: HP OMEN by HP Laptop 17-cb0xxx
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-5.4.0-40-generic root=UUID=5165ccf9-e9d6-457b-8152-e74b73fe461e ro quiet splash vt.handoff=7
SourcePackage: xorg
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 12/09/2019
dmi.bios.vendor: AMI
dmi.bios.version: F.22
dmi.board.asset.tag: Base Board Asset Tag
dmi.board.name: 8603
dmi.board.vendor: HP
dmi.board.version: 45.41
dmi.chassis.type: 10
dmi.chassis.vendor: HP
dmi.chassis.version: Chassis Version
dmi.modalias: dmi:bvnAMI:bvrF.22:bd12/09/2019:svnHP:pnOMENbyHPLaptop17-cb0xxx:pvr:rvnHP:rn8603:rvr45.41:cvnHP:ct10:cvrChassisVersion:
dmi.product.family: 103C_5335KV HP OMEN
dmi.product.name: OMEN by HP Laptop 17-cb0xxx
dmi.product.sku: 5VX37AV
dmi.sys.vendor: HP
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 2:1.20.8-2ubuntu2.1
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

[Sergey (s-n)]

https://bugs.launchpad.net/ubuntu/+source/xorg-server/+bug/1878193