[kde] [Bug 509903] Black screen and exit to the password entry screen

[Akseli Lahtinen]

https://bugs.kde.org/show_bug.cgi?id=509903

Akseli Lahtinen <akselmo at akselmo.dev> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |akselmo at akselmo.dev

--- Comment #1 from Akseli Lahtinen <akselmo at akselmo.dev> ---
Going through the logs, heres some potentially interesting bits

```
сен 25 02:04:36 Alex-PC sddm-greeter-qt6[1185]:
file:///usr/share/sddm/themes/breeze/Main.qml:232:17 Parameter "username" is
not declared. Injection of parameters into signal handlers is deprecated. Use
JavaScript functions with formal parameters instead.

сен 25 02:04:36 Alex-PC (systemd)[1262]: pam_warn(systemd-user:setcred):
function=[pam_sm_setcred] flags=0x8002 service=[systemd-user]
terminal=[/dev/tty1] user=[liberty] ruser=[<unknown>] rhost=[<unknown>]
сен 25 02:04:36 Alex-PC (systemd)[1262]: pam_unix(systemd-user:session):
session opened for user liberty(uid=1000) by liberty(uid=0)
сен 25 02:04:36 Alex-PC systemd-logind[1027]: New session '3' of user 'liberty'
with class 'manager' and type 'unspecified'.
сен 25 02:04:36 Alex-PC systemd[1262]: Queued start job for default target Main
User Target.
сен 25 02:04:36 Alex-PC sddm-helper-start-wayland[1180]: wayland greeter
finished 0 QProcess::NormalExit
сен 25 02:04:36 Alex-PC sddm-helper-start-wayland[1180]: quitting
helper-start-wayland
сен 25 02:04:36 Alex-PC sddm-helper-start-wayland[1180]: Stopping...
"kwin_wayland"

сен 25 02:05:09 Alex-PC kded6[1537]: QDBusObjectPath: invalid path
"/modules/kded_plasma-welcome"
сен 25 02:05:09 Alex-PC kded6[1537]: kf.dbusaddons: The kded module name
"kded_plasma-welcome" is invalid!
сен 25 02:05:09 Alex-PC kded6[1537]: QDBusObjectPath: invalid path
"/modules/wpad-detector"
сен 25 02:05:09 Alex-PC kded6[1537]: kf.dbusaddons: The kded module name
"wpad-detector" is invalid!
сен 25 02:05:09 Alex-PC kded6[1537]: org.kde.colorcorrectlocationupdater:
Geolocator stopped
сен 25 02:05:09 Alex-PC kded6[1537]: QDBusObjectPath: invalid path
"/modules/oom-notifier"
сен 25 02:05:09 Alex-PC kded6[1537]: kf.dbusaddons: The kded module name
"oom-notifier" is invalid!
сен 25 02:05:09 Alex-PC kded6[1537]: QDBusObjectPath: invalid path
"/modules/plasma-session-shortcuts"
сен 25 02:05:09 Alex-PC kded6[1537]: kf.dbusaddons: The kded module name
"plasma-session-shortcuts" is invalid!
сен 25 02:05:09 Alex-PC DiscoverNotifier[1732]: couldn't load
"/usr/lib/qt6/plugins/discover-notifier/DiscoverPackageKitNotifier.so" because
"Невозможно загрузить библиотеку
/usr/lib/qt6/plugins/discover-notifier/DiscoverPackageKitNotifier.so:
libpackagekitqt6.so.1: невозможно открыть разделяемый объектный файл: Нет
такого файла или каталога"

сен 25 02:06:17 Alex-PC kwin_wayland[1433]: kwin_wayland_drm: Atomic modeset
test failed! Отказано в доступе
сен 25 02:06:17 Alex-PC kwin_wayland[1433]: kwin_core: Applying output
configuration failed!
сен 25 02:06:17 Alex-PC kwin_wayland[1433]: kwin_wayland_drm: Atomic modeset
test failed! Отказано в доступе
сен 25 02:06:17 Alex-PC kwin_wayland[1433]: kwin_core: Applying output
configuration failed!

сен 25 02:06:20 Alex-PC sddm[1159]: Error from greeter session: "Process
crashed"
сен 25 02:06:20 Alex-PC sddm[1159]: Auth: sddm-helper (--socket
/tmp/sddm-auth-ea9de159-0f5b-496c-89fd-1cc9e08b0039 --id 4 --start
/usr/bin/sddm-greeter-qt6 --socket /tmp/sddm--wEGOXV --theme
/usr/share/sddm/themes/breeze --user sddm --display-server kwin_wayland --drm
--no-lockscreen --no-global-shortcuts --locale1 --greeter) crashed (exit code
1)
сен 25 02:06:20 Alex-PC sddm[1159]: Error from greeter session: "Process
crashed"
сен 25 02:06:20 Alex-PC sddm[1159]: Auth: sddm-helper exited with 1
сен 25 02:06:20 Alex-PC sddm[1159]: Greeter stopped.
SDDM::Auth::HELPER_AUTH_ERROR
```

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