Sorry for the delay! I succeeded in replicating the event, and have the event logs below (apologies for the wall of text):
16:51:49 systemd: Started Application launched by gnome-shell.
16:51:49 packagekitd: uid 1000 obtained auth for org.freedesktop.packagekit.system-sources-refresh
16:51:49 fwupd: 23:51:49:0033 FuEngine failed to record HSI attributes: failed to get historical attr: json-glib version too old
16:51:49 systemd: Started Firmware update daemon.
16:51:49 dbus-daemon: [system] Successfully activated service 'org.freedesktop.fwupd'
16:51:48 fwupd: 23:51:48:0872 FuPluginTpm failed to load eventlog: Failed to open file "/sys/kernel/security/tpm0/binary_bios_measurements": No such file or directory
16:51:48 systemd: Starting Firmware update daemon...
16:51:48 dbus-daemon: [system] Activating via systemd: service name='org.freedesktop.fwupd' unit='fwupd.service' requested by ':1.216' (uid=1000 pid=9244 comm="/usr/bin/gnome-software --gapplication-service " label="unconfined")
16:51:48 gnome-software: disabled plugins: dpkg, dummy, repos
16:51:46 systemd: Started Application launched by gnome-session-binary.
16:51:41 dbus-daemon: [session uid=1000 pid=8380] Successfully activated service 'org.freedesktop.FileManager1'
16:51:41 nautilus: Failed to register: Unable to acquire bus name 'org.gnome.Nautilus'
16:51:41 dbus-daemon: [session uid=1000 pid=8380] Successfully activated service 'org.gnome.Nautilus'
16:51:41 systemd: Started Virtual filesystem metadata service.
16:51:41 dbus-daemon: [session uid=1000 pid=8380] Successfully activated service 'org.gtk.vfs.Metadata'
16:51:41 systemd: Starting Virtual filesystem metadata service...
16:51:41 dbus-daemon: [session uid=1000 pid=8380] Activating via systemd: service name='org.gtk.vfs.Metadata' unit='gvfs-metadata.service' requested by ':1.94' (uid=1000 pid=9165 comm="gjs /usr/share/gnome-shell/extensions/zorin-deskto" label="unconfined")
16:51:41 polkitd: Unregistered Authentication Agent for unix-session:c2 (system bus name :1.168, object path /org/freedesktop/PolicyKit1/AuthenticationAgent, locale en_US.UTF-8) (disconnected from bus)
16:51:41 gdm3: Gdm: Child process -8399 was already dead.
16:51:41 systemd-logind: Removed session c2.
16:51:41 systemd: session-c2.scope: Succeeded.
16:51:41 gsd-color: failed to connect to device: Failed to connect to missing device /org/freedesktop/ColorManager/devices/xrandr_LCD_MONITOR_1_gdm_124
16:51:41 systemd-logind: Session c2 logged out. Waiting for processes to exit.
16:51:41 gdm-session-wor: pam_unix(gdm-launch-environment:session): session closed for user gdm
16:51:41 dbus-daemon: dbus-daemon[8408]: [session uid=124 pid=8408] Activating service name='org.freedesktop.systemd1' requested by ':1.18' (uid=124 pid=8553 comm="/usr/libexec/gsd-sharing " label="unconfined")
16:51:41 gnome-shell: Registering session with GDM
16:51:41 touchegg: Using configuration file "/home/user/.config/touchegg/touchegg.conf"
16:51:41 evolution-calen: e_intervaltree_destroy: assertion 'E_IS_INTERVALTREE (tree)' failed
16:51:41 dbus-daemon: [session uid=1000 pid=8380] Successfully activated service 'org.gnome.Shell.Screencast'
16:51:40 gnome-shell: [x11gestures@joseexposito.github.io] Updating Touchégg configuration
16:51:40 systemd: Reached target Current graphical user session.
16:51:40 gnome-shell: Failed to set CRTC gamma: drmModeCrtcSetGamma on CRTC 50 failed: Permission denied
16:51:40 colord: failed to get session [pid 9004]: No data available
16:51:40 gsd-media-keys: Failed to grab accelerator for keybinding settings:rotate-video-lock
16:51:40 gnome-session-b: GnomeDesktop-WARNING: Could not create transient scope for PID 9079: GDBus.Error:org.freedesktop.DBus.Error.UnixProcessIdUnknown: Process with ID 9079 does not exist.
16:51:40 systemd: gnome-launched-snap-userd-autostart.desktop-9083.scope: Succeeded.
16:51:40 dbus-daemon: [session uid=1000 pid=8380] Activating service name='org.gnome.Shell.Screencast' requested by ':1.79' (uid=1000 pid=9009 comm="/usr/libexec/gsd-media-keys " label="unconfined")
16:51:40 gnome-session-b: GnomeDesktop-WARNING: Could not create transient scope for PID 9033: GDBus.Error:org.freedesktop.DBus.Error.UnixProcessIdUnknown: Process with ID 9033 does not exist.
16:51:40 touchegg: Connection with Touchégg established
16:51:40 gnome-shell: Error looking up permission: GDBus.Error:org.freedesktop.portal.Error.NotFound: No entry for geolocation
16:51:40 NetworkManager: [1657756300.6747] agent-manager: agent[caafa22b07790702,:1.197/org.gnome.Shell.NetworkAgent/1000]: agent registered
16:51:40 systemd: Reached target GNOME RFKill support target.
16:51:40 kernel: rfkill: input handler disabled
16:51:40 systemd: Starting GNOME file sharing service...
16:51:40 gnome-shell: [x11gestures@joseexposito.github.io] Connection with Touchégg established
16:51:40 systemd: Starting GNOME accessibility service...
16:51:40 gnome-shell: st_widget_get_theme_node called on the widget [0x55977276ac40 Gjs_ui_animation_Spinner] which is not in the stage.
16:51:40 Xorg: (II) modeset(0): Modeline "1024x768"x0.0 65.00 1024 1048 1184 1344 768 771 777 806 -hsync -vsync (48.4 kHz e)
16:51:40 dbus-daemon: [session uid=1000 pid=8380] Successfully activated service 'org.gnome.Shell.Notifications'
16:51:40 systemd: Started Evolution address book service.
16:51:40 dbus-daemon: [session uid=1000 pid=8380] Successfully activated service 'org.gnome.evolution.dataserver.AddressBook10'
16:51:40 gnome-shell: [x11gestures@joseexposito.github.io] Connecting Touchégg client signals
16:51:40 touchegg: New client connected
16:51:40 gnome-shell: [x11gestures@joseexposito.github.io] Connecting to Touchégg daemon
16:51:40 systemd: Starting Evolution address book service...
16:51:40 dbus-daemon: [session uid=1000 pid=8380] Activating via systemd: service name='org.gnome.evolution.dataserver.AddressBook10' unit='evolution-addressbook-factory.service' requested by ':1.62' (uid=1000 pid=8957 comm="/usr/libexec/evolution-calendar-factory " label="unconfined")
16:51:40 systemd: Started Evolution calendar service.
16:51:40 dbus-daemon: [session uid=1000 pid=8380] Successfully activated service 'org.gnome.evolution.dataserver.Calendar8'
16:51:40 systemd: tracker-extract.service: Succeeded.
16:51:40 gnome-shell: loading user theme: /usr/share/themes/ZorinGrey-Dark/gnome-shell/gnome-shell.css
16:51:40 dbus-daemon: [session uid=1000 pid=8380] Successfully activated service 'org.gnome.Shell.CalendarServer'
16:51:40 systemd: Starting Evolution calendar service...
16:51:40 dbus-daemon: [session uid=1000 pid=8380] Activating via systemd: service name='org.gnome.evolution.dataserver.Calendar8' unit='evolution-calendar-factory.service' requested by ':1.50' (uid=1000 pid=8899 comm="/usr/libexec/gnome-shell-calendar-server " label="unconfined")
16:51:40 systemd: Started Virtual filesystem service - Media Transfer Protocol monitor.
16:51:40 dbus-daemon: [session uid=1000 pid=8380] Successfully activated service 'org.gtk.vfs.MTPVolumeMonitor'
16:51:40 systemd: Starting Virtual filesystem service - Media Transfer Protocol monitor...
16:51:40 dbus-daemon: [session uid=1000 pid=8380] Activating via systemd: service name='org.gtk.vfs.MTPVolumeMonitor' unit='gvfs-mtp-volume-monitor.service' requested by ':1.37' (uid=1000 pid=8849 comm="/usr/bin/gnome-shell " label="unconfined")
16:51:40 systemd: Started Virtual filesystem service - Apple File Conduit monitor.
16:51:40 dbus-daemon: [session uid=1000 pid=8380] Successfully activated service 'org.gtk.vfs.AfcVolumeMonitor'
16:51:40 systemd: Starting Virtual filesystem service - Apple File Conduit monitor...
16:51:40 dbus-daemon: [session uid=1000 pid=8380] Activating via systemd: service name='org.gtk.vfs.AfcVolumeMonitor' unit='gvfs-afc-volume-monitor.service' requested by ':1.37' (uid=1000 pid=8849 comm="/usr/bin/gnome-shell " label="unconfined")
16:51:40 systemd: Started Virtual filesystem service - GNOME Online Accounts monitor.
16:51:40 dbus-daemon: [session uid=1000 pid=8380] Successfully activated service 'org.gtk.vfs.GoaVolumeMonitor'
16:51:40 systemd: Starting Virtual filesystem service - GNOME Online Accounts monitor...
16:51:40 dbus-daemon: [session uid=1000 pid=8380] Activating via systemd: service name='org.gtk.vfs.GoaVolumeMonitor' unit='gvfs-goa-volume-monitor.service' requested by ':1.37' (uid=1000 pid=8849 comm="/usr/bin/gnome-shell " label="unconfined")
16:51:40 systemd: Started Virtual filesystem service - digital camera monitor.
16:51:40 dbus-daemon: [session uid=1000 pid=8380] Successfully activated service 'org.gtk.vfs.GPhoto2VolumeMonitor'
16:51:40 systemd: Starting Virtual filesystem service - digital camera monitor...
16:51:40 dbus-daemon: [session uid=1000 pid=8380] Activating via systemd: service name='org.gtk.vfs.GPhoto2VolumeMonitor' unit='gvfs-gphoto2-volume-monitor.service' requested by ':1.37' (uid=1000 pid=8849 comm="/usr/bin/gnome-shell " label="unconfined")
16:51:40 goa-daemon: goa-daemon version 3.36.1 starting
16:51:40 systemd: Started Virtual filesystem service - disk device monitor.
16:51:40 dbus-daemon: [session uid=1000 pid=8380] Successfully activated service 'org.gtk.vfs.UDisks2VolumeMonitor'
16:51:39 systemd: Started Evolution source registry.
16:51:39 dbus-daemon: [session uid=1000 pid=8380] Successfully activated service 'org.gnome.evolution.dataserver.Sources5'
16:51:39 evolution-sourc: ** Failed to load key file at 'file:///home/user/.config/evolution/sources/system-proxy.source': Data source is missing a [Data Source] group
16:51:39 dbus-daemon: [session uid=1000 pid=8380] Activating service name='org.gnome.OnlineAccounts' requested by ':1.52' (uid=1000 pid=8905 comm="/usr/libexec/evolution-source-registry " label="unconfined")
16:51:39 systemd: Starting Virtual filesystem service - disk device monitor...
16:51:39 dbus-daemon: [session uid=1000 pid=8380] Activating via systemd: service name='org.gtk.vfs.UDisks2VolumeMonitor' unit='gvfs-udisks2-volume-monitor.service' requested by ':1.37' (uid=1000 pid=8849 comm="/usr/bin/gnome-shell " label="unconfined")
16:51:39 gnome-shell: Telepathy is not available, chat integration will be disabled.
16:51:39 polkitd: Registered Authentication Agent for unix-session:13 (system bus name :1.197 [/usr/bin/gnome-shell], object path /org/freedesktop/PolicyKit1/AuthenticationAgent, locale en_US.UTF-8)
16:51:39 dbus-daemon: [session uid=1000 pid=8380] Successfully activated service 'ca.desrt.dconf'
16:51:39 systemd: Starting Evolution source registry...
16:51:39 dbus-daemon: [session uid=1000 pid=8380] Activating via systemd: service name='org.gnome.evolution.dataserver.Sources5' unit='evolution-source-registry.service' requested by ':1.50' (uid=1000 pid=8899 comm="/usr/libexec/gnome-shell-calendar-server " label="unconfined")
16:51:39 systemd: Started sandboxed app permission store.
16:51:39 dbus-daemon: [session uid=1000 pid=8380] Successfully activated service 'org.freedesktop.impl.portal.PermissionStore'
16:51:39 systemd: Starting sandboxed app permission store...
16:51:39 dbus-daemon: [session uid=1000 pid=8380] Activating via systemd: service name='org.freedesktop.impl.portal.PermissionStore' unit='xdg-permission-store.service' requested by ':1.37' (uid=1000 pid=8849 comm="/usr/bin/gnome-shell " label="unconfined")
16:51:39 at-spi2-registr: SpiRegistry daemon is running with well-known name - org.a11y.atspi.Registry
16:51:39 dbus-daemon: dbus-daemon[8818]: Successfully activated service 'org.a11y.atspi.Registry'
16:51:39 gnome-shell: Will monitor session 13
16:51:39 Xorg: (II) modeset(0): Allocate new frame buffer 1280x1024 stride
16:51:39 systemd: gnome-launched-at-spi-dbus-bus.desktop-8850.scope: Succeeded.
16:51:39 gnome-session-b: GnomeDesktop-WARNING: Could not create transient scope for PID 8844: GDBus.Error:org.freedesktop.DBus.Error.UnixProcessIdUnknown: Process with ID 8844 does not exist.
16:51:39 systemd: Condition check resulted in GNOME Shell on Wayland being skipped.
16:51:39 gnome-keyring-d: SSH_AUTH_SOCK=/run/user/1000/keyring/ssh
16:51:39 systemd: Started Application launched by gnome-session-binary.
16:51:39 gnome-session-b: GnomeDesktop-WARNING: Could not create transient scope for PID 8839: GDBus.Error:org.freedesktop.DBus.Error.UnixProcessIdUnknown: Process with ID 8839 does not exist.
16:51:39 gnome-keyring-d: The Secret Service was already initialized
16:51:39 gnome-session-b: WARNING: Could not parse desktop file remmina-applet.desktop or it references a not found TryExec binary
16:51:38 systemd: Starting GNOME Session Manager (session: zorin)...
16:51:38 rtkit-daemon: Supervising 14 threads of 6 processes of 2 users.
16:51:38 systemd: Started Accessibility services bus.
16:51:38 dbus-daemon: [session uid=1000 pid=8380] Successfully activated service 'org.a11y.Bus'
16:51:38 systemd: Starting Accessibility services bus...
16:51:38 dbus-daemon: [session uid=1000 pid=8380] Activating via systemd: service name='org.a11y.Bus' unit='at-spi-dbus-bus.service' requested by ':1.14' (uid=1000 pid=8811 comm="/usr/libexec/gnome-session-check-accelerated " label="unconfined")
16:51:38 dbus-update-act: dbus-update-activation-environment: setting _=/usr/bin/dbus-update-activation-environment
16:51:38 xhost: localuser:user being added to access control list
16:51:38 dbus-update-act: dbus-update-activation-environment: setting XAUTHORITY=/run/user/1000/gdm/Xauthority
16:51:38 xhost: localuser:user being added to access control list
16:51:38 systemd: Started Virtual filesystem service.
16:51:38 dbus-daemon: [session uid=1000 pid=8380] Successfully activated service 'org.gtk.vfs.Daemon'
16:51:38 systemd: Starting Virtual filesystem service...
16:51:38 dbus-daemon: [session uid=1000 pid=8380] Activating via systemd: service name='org.gtk.vfs.Daemon' unit='gvfs-daemon.service' requested by ':1.5' (uid=1000 pid=8728 comm="flatpak --installations " label="unconfined")
16:51:38 Xsession: /etc/gdm3/Xsession: Beginning session setup...
16:51:38 Xorg: (**) Option "xkb_layout" "us"
16:51:38 kernel: rfkill: input handler enabled
16:51:38 gdm-session-wor: gkr-pam: gnome-keyring-daemon started properly and unlocked keyring
16:51:38 systemd: Started Session 13 of user user.
16:51:38 systemd-logind: New session 13 of user user.
16:51:38 gdm-session-wor: pam_unix(gdm-password:session): session opened for user user by (uid=0)
16:51:34 systemd-logind: Removed session 3.
16:51:34 systemd: session-3.scope: Succeeded.
16:51:33 xkbcomp: Errors from xkbcomp are not fatal to the X server
16:51:32 gnome-shell: Registering session with GDM
16:51:31 dbus-daemon: dbus-daemon[8408]: [session uid=124 pid=8408] Successfully activated service 'org.gnome.Shell.Screencast'
16:51:31 gnome-shell: cr_declaration_parse_list_from_buf: assertion 'parser' failed
16:51:31 gsd-media-keys: Failed to grab accelerator for keybinding settings:playback-repeat
16:51:31 xbrlapi: cannot connect to braille devices daemon brltty at :0
16:51:31 gnome-session-b: Entering running state
16:51:31 dbus-daemon: dbus-daemon[8408]: [session uid=124 pid=8408] Successfully activated service 'org.freedesktop.portal.IBus'
16:51:31 gnome-shell: cr_declaration_parse_list_from_buf: assertion 'parser' failed
16:51:31 systemd: Started Fingerprint Authentication Daemon.
16:51:31 dbus-daemon: [system] Successfully activated service 'net.reactivated.Fprint'
16:51:31 systemd: Starting Fingerprint Authentication Daemon...
16:51:31 dbus-daemon: [system] Activating via systemd: service name='net.reactivated.Fprint' unit='fprintd.service' requested by ':1.168' (uid=124 pid=8445 comm="/usr/bin/gnome-shell " label="unconfined")
16:51:31 gnome-shell: cr_declaration_parse_list_from_buf: assertion 'parser' failed
16:51:31 kernel: rfkill: input handler disabled
16:51:31 systemd: Started Hostname Service.
16:51:31 dbus-daemon: [system] Successfully activated service 'org.freedesktop.hostname1'
16:51:31 gsd-sharing: Failed to StopUnit service: GDBus.Error:org.freedesktop.DBus.Error.Spawn.ChildExited: Process org.freedesktop.systemd1 exited with status 1
16:51:31 dbus-daemon: dbus-daemon[8408]: [session uid=124 pid=8408] Activated service 'org.freedesktop.systemd1' failed: Process org.freedesktop.systemd1 exited with status 1
16:51:31 systemd: Starting Hostname Service...
16:51:31 dbus-daemon: [system] Activating via systemd: service name='org.freedesktop.hostname1' unit='dbus-org.freedesktop.hostname1.service' requested by ':1.177' (uid=124 pid=8570 comm="/usr/libexec/gsd-rfkill " label="unconfined")
16:51:31 gnome-shell: Error looking up permission: GDBus.Error:org.freedesktop.portal.Error.NotFound: No entry for geolocation
16:51:31 at-spi2-registr: SpiRegistry daemon is running with well-known name - org.a11y.atspi.Registry
16:51:31 dbus-daemon: dbus-daemon[8506]: Successfully activated service 'org.a11y.atspi.Registry'
16:51:31 systemd: Started PackageKit Daemon.
16:51:31 dbus-daemon: [system] Successfully activated service 'org.freedesktop.PackageKit'
16:51:31 systemd: Started Location Lookup Service.
16:51:31 dbus-daemon: [system] Successfully activated service 'org.freedesktop.GeoClue2'
16:51:31 packagekitd: daemon start
16:51:31 systemd: Starting PackageKit Daemon...
16:51:31 dbus-daemon: [system] Activating via systemd: service name='org.freedesktop.PackageKit' unit='packagekit.service' requested by ':1.168' (uid=124 pid=8445 comm="/usr/bin/gnome-shell " label="unconfined")
16:51:31 polkitd: Registered Authentication Agent for unix-session:c2 (system bus name :1.168 [/usr/bin/gnome-shell], object path /org/freedesktop/PolicyKit1/AuthenticationAgent, locale en_US.UTF-8)
16:51:30 systemd: Starting Location Lookup Service...
16:51:30 dbus-daemon: [system] Activating via systemd: service name='org.freedesktop.GeoClue2' unit='geoclue.service' requested by ':1.168' (uid=124 pid=8445 comm="/usr/bin/gnome-shell " label="unconfined")
16:51:30 systemd: Startup finished in 950ms.
16:51:30 rtkit-daemon: Supervising 12 threads of 6 processes of 2 users.
16:51:30 dbus-daemon: dbus-daemon[8408]: [session uid=124 pid=8408] Successfully activated service 'org.freedesktop.impl.portal.PermissionStore'
16:51:30 systemd: Started Locale Service.
16:51:30 dbus-daemon: [system] Successfully activated service 'org.freedesktop.locale1'
16:51:30 systemd: Starting Locale Service...
16:51:30 dbus-daemon: [system] Activating via systemd: service name='org.freedesktop.locale1' unit='dbus-org.freedesktop.locale1.service' requested by ':1.168' (uid=124 pid=8445 comm="/usr/bin/gnome-shell " label="unconfined")
16:51:30 gnome-shell: Will monitor session c2
16:51:30 dbus-daemon: dbus-daemon[8408]: [session uid=124 pid=8408] Successfully activated service 'org.a11y.Bus'
16:51:30 gnome-shell: Disabling DMA buffer screen sharing for driver 'nouveau'.
16:51:30 systemd: Started Tracker metadata database store and lookup manager.
16:51:30 dbus-daemon: [session uid=124 pid=8401] Successfully activated service 'org.freedesktop.Tracker1'
16:51:30 systemd: Started Tracker file system data miner.
16:51:30 dbus-daemon: [session uid=124 pid=8401] Activating via systemd: service name='org.freedesktop.Tracker1' unit='tracker-store.service' requested by ':1.2' (uid=124 pid=8397 comm="/usr/libexec/tracker-miner-fs " label="unconfined")
16:51:30 systemd: Started Tracker metadata extractor.
16:51:30 dbus-daemon: [session uid=124 pid=8401] Successfully activated service 'org.gtk.vfs.MTPVolumeMonitor'
16:51:30 systemd: Starting Virtual filesystem service - Media Transfer Protocol monitor...
16:51:30 dbus-daemon: [session uid=124 pid=8401] Activating via systemd: service name='org.gtk.vfs.MTPVolumeMonitor' unit='gvfs-mtp-volume-monitor.service' requested by ':1.2' (uid=124 pid=8397 comm="/usr/libexec/tracker-miner-fs " label="unconfined")
16:51:30 systemd: Started Virtual filesystem service - Apple File Conduit monitor.
16:51:30 dbus-daemon: [session uid=124 pid=8401] Successfully activated service 'org.gtk.vfs.AfcVolumeMonitor'
16:51:30 systemd: Starting Virtual filesystem service - Apple File Conduit monitor...
16:51:30 dbus-daemon: [session uid=124 pid=8401] Activating via systemd: service name='org.gtk.vfs.AfcVolumeMonitor' unit='gvfs-afc-volume-monitor.service' requested by ':1.2' (uid=124 pid=8397 comm="/usr/libexec/tracker-miner-fs " label="unconfined")
16:51:30 systemd: Started Virtual filesystem service - GNOME Online Accounts monitor.
16:51:30 dbus-daemon: [session uid=124 pid=8401] Successfully activated service 'org.gtk.vfs.GoaVolumeMonitor'
16:51:30 goa-daemon: goa-daemon version 3.36.1 starting
16:51:30 dbus-daemon: [session uid=124 pid=8401] Activating service name='org.gnome.OnlineAccounts' requested by ':1.11' (uid=124 pid=8457 comm="/usr/libexec/gvfs-goa-volume-monitor " label="unconfined")
16:51:30 systemd: Starting Virtual filesystem service - GNOME Online Accounts monitor...
16:51:30 dbus-daemon: [session uid=124 pid=8401] Activating via systemd: service name='org.gtk.vfs.GoaVolumeMonitor' unit='gvfs-goa-volume-monitor.service' requested by ':1.2' (uid=124 pid=8397 comm="/usr/libexec/tracker-miner-fs " label="unconfined")
16:51:30 systemd: Started Virtual filesystem service - digital camera monitor.
16:51:30 dbus-daemon: [session uid=124 pid=8401] Successfully activated service 'org.gtk.vfs.GPhoto2VolumeMonitor'
16:51:30 systemd: Starting Virtual filesystem service - digital camera monitor...
16:51:30 dbus-daemon: [session uid=124 pid=8401] Activating via systemd: service name='org.gtk.vfs.GPhoto2VolumeMonitor' unit='gvfs-gphoto2-volume-monitor.service' requested by ':1.2' (uid=124 pid=8397 comm="/usr/libexec/tracker-miner-fs " label="unconfined")
16:51:30 systemd: Started Virtual filesystem service - disk device monitor.
16:51:30 dbus-daemon: [session uid=124 pid=8401] Successfully activated service 'org.gtk.vfs.UDisks2VolumeMonitor'
16:51:30 gnome-session-b: WARNING: Error while executing session-migration: Failed to execute child process “session-migration” (No such file or directory)
16:51:30 systemd: Starting Virtual filesystem service - disk device monitor...
16:51:30 dbus-daemon: [session uid=124 pid=8401] Activating via systemd: service name='org.gtk.vfs.UDisks2VolumeMonitor' unit='gvfs-udisks2-volume-monitor.service' requested by ':1.2' (uid=124 pid=8397 comm="/usr/libexec/tracker-miner-fs " label="unconfined")
16:51:30 tracker-miner-f: Unable to get XDG user directory path for special directory &VIDEOS. Ignoring this location.
16:51:30 gnome-session-b: WARNING: Falling back to non-systemd startup procedure due to error: GDBus.Error:org.freedesktop.DBus.Error.NameHasNoOwner: Name "org.freedesktop.systemd1" does not exist
16:51:30 systemd: Started Virtual filesystem service.
16:51:30 dbus-daemon: [session uid=124 pid=8401] Successfully activated service 'org.gtk.vfs.Daemon'
16:51:30 rtkit-daemon: Supervising 11 threads of 6 processes of 2 users.
16:51:30 systemd: Started Sound Service.
16:51:30 rtkit-daemon: Supervising 10 threads of 6 processes of 2 users.
16:51:30 systemd: Starting Virtual filesystem service...
16:51:30 dbus-daemon: [session uid=124 pid=8401] Activating via systemd: service name='org.gtk.vfs.Daemon' unit='gvfs-daemon.service' requested by ':1.3' (uid=124 pid=8396 comm="/usr/libexec/tracker-extract " label="unconfined")
16:51:30 rtkit-daemon: Supervising 5 threads of 3 processes of 1 users.
16:51:30 systemd: Condition check resulted in Bluetooth service being skipped.
16:51:30 dbus-daemon: [system] Activating via systemd: service name='org.bluez' unit='dbus-org.bluez.service' requested by ':1.160' (uid=1000 pid=8370 comm="/usr/bin/pulseaudio --daemonize=no --log-target=jo" label="unconfined")
16:51:30 pulseaudio: Failed to load module "module-alsa-card" (argument: "device_id="0" name="pci-0000_00_1f.3" card_name="alsa_card.pci-0000_00_1f.3" namereg_fail=false tsched=yes fixed_latency_range=no ignore_dB=no deferred_volume=yes use_ucm=yes avoid_resampling=no card_properties="module-udev-detect.discovered=1""): initialization failed.
16:51:30 dbus-daemon: [session uid=124 pid=8401] AppArmor D-Bus mediation is enabled
16:51:30 tracker-extract: Setting priority nice level to 19
16:51:30 systemd: Started D-Bus User Message Bus.
16:51:30 tracker-miner-f: Setting priority nice level to 19
16:51:30 systemd: Starting Tracker file system data miner...
16:51:29 (systemd): pam_unix(systemd-user:session): session opened for user gdm by (uid=0)
16:51:29 systemd: Starting User Manager for UID 124...
16:51:29 tracker-miner-f: OK
16:51:29 systemd-logind: New session c2 of user gdm.
16:51:29 systemd: Starting User Runtime Directory /run/user/124...
16:51:29 gdm-session-wor: pam_unix(gdm-launch-environment:session): session opened for user gdm by (uid=0)
16:51:29 dbus-daemon: [session uid=1000 pid=8380] AppArmor D-Bus mediation is enabled
16:51:29 systemd: Started D-Bus User Message Bus.
16:51:29 pulseaudio: Stale PID file, overwriting.
16:51:29 rtkit-daemon: Supervising 5 threads of 3 processes of 1 users.
16:51:29 systemd: gvfs-daemon.service: Succeeded.
16:51:29 evolution-addre: Error setting property 'ConnectionStatus' on interface org.gnome.evolution.dataserver.Source: The connection is closed (g-io-error-quark, 18)
16:51:29 systemd: xdg-permission-store.service: Main process exited, code=exited, status=1/FAILURE
16:51:29 evolution-calen: Error setting property 'ConnectionStatus' on interface org.gnome.evolution.dataserver.Source: The connection is closed (g-io-error-quark, 18)
16:51:29 systemd: gvfs-mtp-volume-monitor.service: Succeeded.
16:51:29 gvfsd: A connection to the bus can't be made
16:51:29 tracker-miner-f: Error while sending AddMatch() message: The connection is closed
16:51:29 systemd: Started Restart DBus after GNOME Session shutdown.
16:51:29 systemd-logind: Session 3 logged out. Waiting for processes to exit.
16:51:29 systemd: Stopped GNOME sound sample caching service.
16:51:29 polkitd: Unregistered Authentication Agent for unix-session:3 (system bus name :1.89, object path /org/freedesktop/PolicyKit1/AuthenticationAgent, locale en_US.UTF-8) (disconnected from bus)
16:51:29 gdm-session-wor: pam_unix(gdm-password:session): session closed for user user
16:51:29 systemd: Stopped Monitor Session leader for GNOME Session.
16:51:29 kernel: rfkill: input handler enabled
16:51:29 systemd: Stopped Application launched by gnome-session-binary.
16:51:29 gnome-shell: gnome-shell: Fatal IO error 4 (Interrupted system call) on X server :0.
16:51:29 pulseaudio: X connection to :0 broken (explicit kill or server shutdown).
16:51:29 systemd: Failed to start GNOME Wacom tablet support service.
16:51:29 gsd-wacom: Cannot open display:
16:51:29 systemd: gnome-launched-waterfox-classic.desktop-5141.scope: Succeeded.
16:51:29 kernel: gsd-keyboard: Fatal IO error 11 (Resource temporarily unavailable) on X server :0.
16:51:29 kernel: gsd-color: Fatal IO error 11 (Resource temporarily unavailable) on X server :0.
16:51:29 gsd-power: gsd-power: Fatal IO error 11 (Resource temporarily unavailable) on X server :0.
16:51:29 gsd-media-keys: gsd-media-keys: Fatal IO error 11 (Resource temporarily unavailable) on X server :0.
16:51:29 systemd: org.gnome.SettingsDaemon.XSettings.service: Main process exited, code=exited, status=1/FAILURE
16:51:29 at-spi2-registr: X connection to :0 broken (explicit kill or server shutdown).
16:51:29 waterfox-classi: waterfox-classic: Fatal IO error 11 (Resource temporarily unavailable) on X server :0.
16:51:29 nautilus: org.gnome.Nautilus: Fatal IO error 11 (Resource temporarily unavailable) on X server :0.
16:51:29 gsd-wacom: gsd-wacom: Fatal IO error 11 (Resource temporarily unavailable) on X server :0.
16:51:29 gsd-xsettings: gsd-xsettings: Fatal IO error 11 (Resource temporarily unavailable) on X server :0.
16:51:29 evolution-alarm: evolution-alarm-notify: Fatal IO error 11 (Resource temporarily unavailable) on X server :0.
16:51:29 update-notifier: update-notifier: Fatal IO error 11 (Resource temporarily unavailable) on X server :0.
16:51:29 Web Content: /usr/lib/waterfox-classic/waterfox-classic: Fatal IO error 11 (Resource temporarily unavailable) on X server :0.
16:51:29 soffice.bin: X IO Error
16:51:29 Xorg: (EE) Server terminated with error (1). Closing log file.
16:49:58 soffice.bin: AVC apparmor="ALLOWED" operation="open" profile="libreoffice-soffice" name="/usr/share/zoneinfo-icu/44/le/timezoneTypes.res" pid=5560 comm="soffice.bin" requested_mask="r" denied_mask="r" fsuid=1000 ouid=0
16:49:58 kernel: audit: type=1400 audit(1657756198.589:54): apparmor="ALLOWED" operation="open" profile="libreoffice-soffice" name="/usr/share/zoneinfo-icu/44/le/timezoneTypes.res" pid=5560 comm="soffice.bin" requested_mask="r" denied_mask="r" fsuid=1000 ouid=0
16:49:58 soffice.bin: AVC apparmor="ALLOWED" operation="open" profile="libreoffice-soffice" name="/usr/share/zoneinfo-icu/44/le/zoneinfo64.res" pid=5560 comm="soffice.bin" requested_mask="r" denied_mask="r" fsuid=1000 ouid=0
While this has been (roughly) narrowed down to the event time, I still have no idea what's going on. Can anyone else make sense of this?