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 Ubuntu-X, 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. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xorg-server/+bug/1877670/+subscriptions _______________________________________________ Mailing list: https://launchpad.net/~ubuntu-x-swat Post to : ubuntu-x-swat@lists.launchpad.net Unsubscribe : https://launchpad.net/~ubuntu-x-swat More help : https://help.launchpad.net/ListHelp
