Application: systemsettings (6.1.1) Qt Version: 6.7.1 Frameworks Version: 6.3.0 Operating System: Linux 6.9.7-200.fc40.x86_64 x86_64 Windowing System: X11 Distribution: "Fedora Linux 40 (Forty)" DrKonqi: 6.1.1 [CoredumpBackend] -- Information about the crash: Reproduces every time for me: I use X11 KDE plasma 6.1 session 1) Click "Fedora" icon at the bottom left corner of task manager panel (to open applications and search panel) 2) Type "mouse" in search bar 3) Click "System settings Mouse" icon 4) Wait for Mouse - System settings window to appear 5) In the opened window click "< Mouse & Touchpad" button, to get back to main settings view 6) Scroll to "Appearence & Style - Wallpaper" menu and click on "Wallpaper" icon 7) "Error loading QML" appears and process crashes The crash does not seem to be reproducible. -- Backtrace (Reduced): #5 0x00007f021c832b73 in QScreen::name (this=0x0) at /usr/src/debug/qt6-qtbase-6.7.1-2.fc40.x86_64/src/gui/kernel/qscreen.cpp:103 #6 0x00007f01f497b0f8 in operator() (__closure=0x7f01f8007010, outputOrder=...) at /usr/src/debug/plasma-workspace-6.1.1-1.fc40.x86_64/kcms/wallpaper/wallpapermodule.cpp:79 #9 QtPrivate::QCallableObject<WallpaperModule::WallpaperModule(QObject*, const KPluginMetaData&)::<lambda(const QStringList&)>, QtPrivate::List<const QList<QString>&>, void>::impl(int, QtPrivate::QSlotObjectBase *, QObject *, void **, bool *) (which=<optimized out>, this_=0x7f01f8007000, r=<optimized out>, a=<optimized out>, ret=<optimized out>) at /usr/include/qt6/QtCore/qobjectdefs_impl.h:555 #10 0x00007f021bffa752 in QtPrivate::QSlotObjectBase::call (this=0x7f01f8007000, r=<optimized out>, a=0x7ffdcc697630) at /usr/src/debug/qt6-qtbase-6.7.1-2.fc40.x86_64/src/corelib/kernel/qobjectdefs_impl.h:469 #11 doActivate<false> (sender=0x55a57bb17020, signal_index=3, argv=0x7ffdcc697630) at /usr/src/debug/qt6-qtbase-6.7.1-2.fc40.x86_64/src/corelib/kernel/qobject.cpp:4086 Reported using DrKonqi
Created attachment 171402 [details] New crash information added by DrKonqi DrKonqi auto-attaching complete backtrace.
I mistakenly clicked "The crash does not seem to be reproducible." but this is not true, I can reproduce it every time
Not the same backtrace, but symptomatically related: https://bugs.kde.org/show_bug.cgi?id=487028
Possible duplicate of https://bugs.kde.org/show_bug.cgi?id=487655
A possibly relevant merge request was started @ https://invent.kde.org/plasma/plasma-workspace/-/merge_requests/5062
Git commit 6a8788962eee2218fe0c0319bf96a2b7130a97c5 by David Edmundson. Committed on 14/01/2025 at 11:02. Pushed by davidedmundson into branch 'master'. kcms/wallpaper: Guard access to screen variable The selected screen member variable is based on the user selecting a screen in the UI or on the window's current screen either from the window changing or the screen being removed based on which happened last. It is not guaranteed to always be valid. M +4 -0 kcms/wallpaper/wallpapermodule.cpp https://invent.kde.org/plasma/plasma-workspace/-/commit/6a8788962eee2218fe0c0319bf96a2b7130a97c5
Git commit 5202cf7e3cdedf9655dc49f4114bbd675ea6c5cd by Méven Car, on behalf of David Edmundson. Committed on 15/01/2025 at 16:42. Pushed by meven into branch 'Plasma/6.3'. kcms/wallpaper: Guard access to screen variable The selected screen member variable is based on the user selecting a screen in the UI or on the window's current screen either from the window changing or the screen being removed based on which happened last. It is not guaranteed to always be valid. (cherry picked from commit 6a8788962eee2218fe0c0319bf96a2b7130a97c5) Co-authored-by: David Edmundson <kde@davidedmundson.co.uk> M +4 -0 kcms/wallpaper/wallpapermodule.cpp https://invent.kde.org/plasma/plasma-workspace/-/commit/5202cf7e3cdedf9655dc49f4114bbd675ea6c5cd