-- Journal begins at Fri 2021-04-09 13:12:38 EEST. --

<beginning to lock the session and, IIRC, two attempts at session unlock via GUI>

jūl 21 01:37:15 <hostname> /usr/libexec/gdm-wayland-session[1513]: dri_create_context: requested glthread but driver is missing backgroundCallable V2 extension
jūl 21 01:37:15 <hostname> /usr/libexec/gdm-wayland-session[1513]: file:///usr/share/plasma/wallpapers/org.kde.slideshow/contents/ui/main.qml:67: TypeError: Property 'setAction' of object ScreenLocker::WallpaperIntegration(0x564a0bc63fc0) is not a function
jūl 21 01:37:15 <hostname> /usr/libexec/gdm-wayland-session[1513]: qt.qpa.wayland: Wayland does not support QWindow::requestActivate()
jūl 21 01:37:15 <hostname> /usr/libexec/gdm-wayland-session[1513]: dri_create_context: requested glthread but driver is missing backgroundCallable V2 extension
jūl 21 01:37:15 <hostname> /usr/libexec/gdm-wayland-session[1513]: dri_create_context: requested glthread but driver is missing backgroundCallable V2 extension
jūl 21 01:37:15 <hostname> /usr/libexec/gdm-wayland-session[1513]: file:///usr/share/plasma/wallpapers/org.kde.slideshow/contents/ui/main.qml:118:9: QML Image: Cannot open: file:///usr/share/wallpapers/Next/
jūl 21 01:37:16 <hostname> /usr/libexec/gdm-wayland-session[1513]: dri_create_context: requested glthread but driver is missing backgroundCallable V2 extension
jūl 21 01:37:16 <hostname> /usr/libexec/gdm-wayland-session[1513]: dri_create_context: requested glthread but driver is missing backgroundCallable V2 extension
jūl 21 01:37:16 <hostname> /usr/libexec/gdm-wayland-session[1513]: qt.qpa.wayland: Wayland does not support QWindow::requestActivate()
jūl 21 01:37:22 <hostname> kcheckpass[1544]: pam_systemd_home(kde:auth): Not a user managed by systemd-homed: No home for user <me> known
jūl 21 01:37:24 <hostname> systemd[1]: systemd-localed.service: Deactivated successfully.
jūl 21 01:37:28 <hostname> ksystemstats[1354]: kdeinit5: Got EXEC_NEW '/usr/lib64/qt5/plugins/kf5/kio/file.so' from launcher.
jūl 21 01:37:28 <hostname> ksystemstats[1354]: kdeinit5: preparing to launch '/usr/lib64/qt5/plugins/kf5/kio/file.so'
jūl 21 01:37:28 <hostname> ksystemstats[1354]: kdeinit5: Got EXEC_NEW '/usr/lib64/qt5/plugins/kf5/kio/file.so' from launcher.
jūl 21 01:37:28 <hostname> ksystemstats[1354]: kdeinit5: preparing to launch '/usr/lib64/qt5/plugins/kf5/kio/file.so'
jūl 21 01:37:28 <hostname> kcheckpass[1549]: pam_systemd_home(kde:auth): Not a user managed by systemd-homed: No home for user <me> known

<likely switch to TTY beginning here as indicated by PipeWire loosing audio devices>

jūl 21 01:37:33 <hostname> plasmashell[1172]: org.kde.plasma.pulseaudio: No object for name "alsa_output.pci-<device>.hdmi-stereo-extra3"
jūl 21 01:37:33 <hostname> plasmashell[1172]: org.kde.plasma.pulseaudio: No object for name "alsa_output.pci-<device>.analog-stereo.monitor"
jūl 21 01:37:33 <hostname> plasmashell[1172]: qrc:/plasma/plasmoids/org.kde.plasma.volume/contents/ui/ListItemBase.qml:109: TypeError: Value is undefined and could not be converted to an object
jūl 21 01:37:33 <hostname> plasmashell[1172]: dri_create_context: requested glthread but driver is missing backgroundCallable V2 extension
jūl 21 01:37:33 <hostname> plasmashell[1172]: dri_create_context: requested glthread but driver is missing backgroundCallable V2 extension
jūl 21 01:37:33 <hostname> plasmashell[1172]: org.kde.plasma.pulseaudio: No object for name "alsa_output.pci-<device>.hdmi-stereo-extra3"
jūl 21 01:37:33 <hostname> plasmashell[1172]: org.kde.plasma.pulseaudio: No object for name "alsa_output.pci-<device>.analog-stereo.monitor"
jūl 21 01:37:33 <hostname> plasmashell[1172]: org.kde.plasma.pulseaudio: No object for name "@DEFAULT_SINK@"
jūl 21 01:37:33 <hostname> plasmashell[1172]: org.kde.plasma.pulseaudio: No object for name "@DEFAULT_SOURCE@"
jūl 21 01:37:36 <hostname> xdg-desktop-portal-kde[1357]: xdp-kde-background: GetAppState called: no parameters

<presumably the point where tty authentication succeeds>

jūl 21 01:37:37 <hostname> login[990]: pam_systemd_home(login:account): Not a user managed by systemd-homed: No home for user <me> known
jūl 21 01:37:37 <hostname> systemd-logind[617]: New session c3 of user <me>.
jūl 21 01:37:37 <hostname> systemd[1]: Started Session c3 of User <me>.
jūl 21 01:37:38 <hostname> plasmashell[1172]: org.kde.plasma.pulseaudio: No object for name "@DEFAULT_SINK@"
jūl 21 01:37:38 <hostname> plasmashell[1172]: org.kde.plasma.pulseaudio: No object for name "@DEFAULT_SOURCE@"
jūl 21 01:37:38 <hostname> plasmashell[1172]: kf.plasma.quick: Couldn't create KWindowShadow for Osd_QMLTYPE_750(<addr>)
jūl 21 01:37:38 <hostname> plasmashell[1172]: kf.plasma.quick: Couldn't create KWindowShadow for Osd_QMLTYPE_750(<addr>)
jūl 21 01:37:38 <hostname> plasmashell[1172]: kf.plasma.quick: Couldn't create KWindowShadow for Osd_QMLTYPE_750(<addr>)
jūl 21 01:37:38 <hostname> plasmashell[1172]: org.kde.plasma.pulseaudio: No object for name "alsa_output.pci-<device>.analog-stereo.monitor"
jūl 21 01:37:38 <hostname> plasmashell[1172]: org.kde.plasma.pulseaudio: No object for name "alsa_output.pci-<device>.analog-stereo.monitor"
jūl 21 01:37:38 <hostname> plasmashell[1172]: org.kde.plasma.pulseaudio: No object for name "alsa_output.pci-<device>.analog-stereo.monitor"

<likely execution of loginctl unlock-sessions on tty2 and the following PolKit based authentication>

jūl 21 01:37:41 <hostname> polkitd[707]: Registered Authentication Agent for unix-process:1581:15763 (system bus name :1.91 [/usr/bin/pkttyagent --notify-fd 5 --fallback], object path /org/freedesktop/PolicyKit1/AuthenticationAgent, locale <locale>.UTF-8)
jūl 21 01:37:43 <hostname> polkit-agent-helper-1[1589]: pam_systemd_home(polkit-1:account): Not a user managed by systemd-homed: No home for user <me> known
jūl 21 01:37:43 <hostname> polkitd[707]: Operator of unix-process:1581:15763 successfully authenticated as unix-user:<me> to gain TEMPORARY authorization for action org.freedesktop.login1.lock-sessions for system-bus-name::1.92 [loginctl unlock-sessions] (owned by unix-user:<me>)
jūl 21 01:37:43 <hostname> polkitd[707]: Unregistered Authentication Agent for unix-process:1581:15763 (system bus name :1.91, object path /org/freedesktop/PolicyKit1/AuthenticationAgent, locale <locale>.UTF-8) (disconnected from bus)

<^D to close TTY 2>

jūl 21 01:37:44 <hostname> systemd[1]: getty@tty2.service: Deactivated successfully.
jūl 21 01:37:44 <hostname> systemd[1]: session-c3.scope: Deactivated successfully.
jūl 21 01:37:44 <hostname> systemd-logind[617]: Session c3 logged out. Waiting for processes to exit.
jūl 21 01:37:44 <hostname> systemd[1]: getty@tty2.service: Scheduled restart job, restart counter is at 1.
jūl 21 01:37:44 <hostname> systemd[1]: Stopped Getty on tty2.
jūl 21 01:37:44 <hostname> systemd[1]: Started Getty on tty2.
jūl 21 01:37:44 <hostname> systemd-logind[617]: Removed session c3.
jūl 21 01:37:44 <hostname> plasmashell[1172]: org.kde.plasma.pulseaudio: No object for name "alsa_output.pci-<device>.analog-stereo.monitor"
jūl 21 01:37:44 <hostname> plasmashell[1172]: org.kde.plasma.pulseaudio: No object for name "alsa_output.pci-<device>.hdmi-stereo-extra3"
jūl 21 01:37:44 <hostname> plasmashell[1172]: org.kde.plasma.pulseaudio: No object for name "alsa_output.pci-<device>.analog-stereo.monitor"
jūl 21 01:37:44 <hostname> plasmashell[1172]: org.kde.plasma.pulseaudio: No object for name "@DEFAULT_SINK@"
jūl 21 01:37:44 <hostname> plasmashell[1172]: org.kde.plasma.pulseaudio: No object for name "@DEFAULT_SOURCE@"

<likely switch from TTY 2 to to the now unlocked Plasma Wayland session running on TTY 4>

jūl 21 01:37:47 <hostname> plasmashell[1172]: qrc:/plasma/plasmoids/org.kde.plasma.volume/contents/ui/ListItemBase.qml:233: TypeError: Cannot read property 'visible' of null
jūl 21 01:37:47 <hostname> plasmashell[1172]: qrc:/plasma/plasmoids/org.kde.plasma.volume/contents/ui/ListItemBase.qml:233: TypeError: Cannot read property 'visible' of null
jūl 21 01:37:48 <hostname> plasmashell[1172]: org.kde.plasma.pulseaudio: No object for name "@DEFAULT_SINK@"
jūl 21 01:37:48 <hostname> plasmashell[1172]: org.kde.plasma.pulseaudio: No object for name "@DEFAULT_SOURCE@"
jūl 21 01:37:48 <hostname> plasmashell[1172]: kf.plasma.quick: Couldn't create KWindowShadow for Osd_QMLTYPE_750(<addr>)
jūl 21 01:37:48 <hostname> plasmashell[1172]: kf.plasma.quick: Couldn't create KWindowShadow for Osd_QMLTYPE_750(<addr>)
jūl 21 01:37:48 <hostname> plasmashell[1172]: kf.plasma.quick: Couldn't create KWindowShadow for Osd_QMLTYPE_750(<addr>)
jūl 21 01:37:48 <hostname> plasmashell[1172]: org.kde.plasma.pulseaudio: No object for name "alsa_output.pci-<device>.analog-stereo.monitor"
jūl 21 01:37:48 <hostname> plasmashell[1172]: org.kde.plasma.pulseaudio: No object for name "alsa_output.pci-<device>.analog-stereo.monitor"
jūl 21 01:37:48 <hostname> plasmashell[1172]: org.kde.plasma.pulseaudio: No object for name "alsa_output.pci-<device>.analog-stereo.monitor"
jūl 21 01:38:06 <hostname> xdg-desktop-portal-kde[1357]: xdp-kde-background: GetAppState called: no parameters