When you say "mouse cursor", is that using the touchpad or a USB mouse? If the problem mostly happens with the touchpad then these messages might be relevant:
May 26 17:39:21 HisGrace /usr/lib/gdm3/gdm-x-session[1750]: (EE) event5 - SYN1B7F:00 06CB:74DE Touchpad: kernel bug: Touch jump detected and discarded. May 26 17:39:21 HisGrace /usr/lib/gdm3/gdm-x-session[1750]: See https://wayland.freedesktop.org/libinput/doc/1.15.5/touchpad-jumping-cursors.html for details May 26 17:39:22 HisGrace /usr/lib/gdm3/gdm-x-session[1750]: (EE) event5 - SYN1B7F:00 06CB:74DE Touchpad: kernel bug: Touch jump detected and discarded. May 26 17:39:22 HisGrace /usr/lib/gdm3/gdm-x-session[1750]: See https://wayland.freedesktop.org/libinput/doc/1.15.5/touchpad-jumping-cursors.html for details May 26 17:39:22 HisGrace /usr/lib/gdm3/gdm-x-session[1750]: (EE) event5 - SYN1B7F:00 06CB:74DE Touchpad: kernel bug: Touch jump detected and discarded. May 26 17:39:22 HisGrace /usr/lib/gdm3/gdm-x-session[1750]: See https://wayland.freedesktop.org/libinput/doc/1.15.5/touchpad-jumping-cursors.html for details May 26 17:39:22 HisGrace /usr/lib/gdm3/gdm-x-session[1750]: (EE) event5 - SYN1B7F:00 06CB:74DE Touchpad: kernel bug: Touch jump detected and discarded. May 26 17:39:22 HisGrace /usr/lib/gdm3/gdm-x-session[1750]: See https://wayland.freedesktop.org/libinput/doc/1.15.5/touchpad-jumping-cursors.html for details May 26 17:39:22 HisGrace /usr/lib/gdm3/gdm-x-session[1750]: (EE) event5 - SYN1B7F:00 06CB:74DE Touchpad: WARNING: log rate limit exceeded (5 msgs per 7200000ms). Discarding future messages. ** Summary changed: - [Intel Braswell] Display Freezes and frequently mouse cursor disappears. + [Intel Braswell][Acer Aspire R3-131T] Display Freezes and frequently mouse cursor disappears. -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to xorg-server in Ubuntu. https://bugs.launchpad.net/bugs/1877670 Title: [Intel Braswell][Acer Aspire R3-131T] Display Freezes and frequently mouse cursor disappears. Status in xorg-server package in Ubuntu: Incomplete Bug description: Display Freezes and frequently mouse cursor disappears. After restart mouse cursor comes back again. ProblemType: Bug DistroRelease: Ubuntu 20.04 Package: xorg 1:7.7+19ubuntu14 ProcVersionSignature: Ubuntu 5.4.0-29.33-generic 5.4.30 Uname: Linux 5.4.0-29-generic x86_64 ApportVersion: 2.20.11-0ubuntu27 Architecture: amd64 BootLog: Error: [Errno 13] Permission denied: '/var/log/boot.log' CasperMD5CheckResult: skip CompositorRunning: None CurrentDesktop: ubuntu:GNOME Date: Sat May 9 02:25:55 2020 DistUpgraded: Fresh install DistroCodename: focal DistroVariant: ubuntu ExtraDebuggingInterest: Yes, if not too technical GraphicsCard: Intel Corporation Atom/Celeron/Pentium Processor x5-E8000/J3xxx/N3xxx Integrated Graphics Controller [8086:22b1] (rev 35) (prog-if 00 [VGA controller]) Subsystem: Acer Incorporated [ALI] Atom/Celeron/Pentium Processor x5-E8000/J3xxx/N3xxx Integrated Graphics Controller [1025:1022] InstallationDate: Installed on 2020-04-23 (14 days ago) InstallationMedia: Ubuntu 20.04 LTS "Focal Fossa" - Release amd64 (20200423) Lsusb: Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub Bus 001 Device 004: ID 8087:0a2a Intel Corp. Bus 001 Device 003: ID 2386:0401 Raydium Corporation Raydium Touch System Bus 001 Device 002: ID 04f2:b520 Chicony Electronics Co., Ltd HD WebCam Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub MachineType: Acer Aspire R3-131T ProcEnviron: LANGUAGE=en_IN:en PATH=(custom, no user) XDG_RUNTIME_DIR=<set> LANG=en_IN SHELL=/bin/bash ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-5.4.0-29-generic root=UUID=5b613349-680c-466c-b069-960c9c12c462 ro quiet splash vt.handoff=7 SourcePackage: xorg Symptom: display UpgradeStatus: No upgrade log present (probably fresh install) dmi.bios.date: 11/30/2016 dmi.bios.vendor: Insyde Corp. dmi.bios.version: V1.17 dmi.board.name: Aspire R3-131T dmi.board.vendor: Acer dmi.board.version: V1.17 dmi.chassis.type: 10 dmi.chassis.vendor: Acer dmi.chassis.version: V1.17 dmi.modalias: dmi:bvnInsydeCorp.:bvrV1.17:bd11/30/2016:svnAcer:pnAspireR3-131T:pvrV1.17:rvnAcer:rnAspireR3-131T:rvrV1.17:cvnAcer:ct10:cvrV1.17: dmi.product.family: BSW dmi.product.name: Aspire R3-131T dmi.product.sku: Aspire R3-131T_1022_1.17 dmi.product.version: V1.17 dmi.sys.vendor: Acer 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 20.0.4-2ubuntu1 version.xserver-xorg-core: xserver-xorg-core 2:1.20.8-2ubuntu2 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 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xorg-server/+bug/1877670/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : desktop-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp
