Bug 446481

Summary:	Segmentation fault when changing wallpaper
Product:	[Plasma] plasmashell	Reporter:	jeremystartm
Component:	generic-crash	Assignee:	Plasma Bugs List <plasma-bugs>
Status:	RESOLVED FIXED
Severity:	crash	CC:	akselmo, aldihsuhandi697, nate, plasma-bugs
Priority:	NOR	Keywords:	drkonqi
Version:	5.23.3
Target Milestone:	1.0
Platform:	Manjaro
OS:	Linux
See Also:	https://bugs.kde.org/show_bug.cgi?id=400835
Latest Commit:		Version Fixed In:
Sentry Crash Report:
Attachments:	New crash information added by DrKonqi

Description jeremystartm 2021-12-04 16:19:41 UTC

Application: plasmashell (5.23.3)

Qt Version: 5.15.2
Frameworks Version: 5.88.0
Operating System: Linux 5.14.18-1-MANJARO x86_64
Windowing System: X11
Distribution: Manjaro Linux
DrKonqi: 5.23.3 [KCrashBackend]

-- Information about the crash:
- What I was doing when the application crashed:
I tried to change the wallpaper of my monitor and maximized it, which resultet in a crash.

- Operating System:
Manjaro Linux

- /proc/version:
Linux version 5.14.18-1-MANJARO (builduser@fv-az72-786) (gcc (GCC) 11.1.0, GNU ld (GNU Binutils) 2.36.1) #1 SMP PREEMPT Fri Nov 12 20:24:59 UTC 2021

The crash can be reproduced every time.

-- Backtrace:
Application: Plasma (plasmashell), signal: Segmentation fault

[KCrash Handler]
#4  0x00007fc2d1d8ca86 in QV4::Compiler::Codegen::visit(QQmlJS::AST::UiProgram*) () at /usr/lib/libQt5Qml.so.5
#5  0x00007fc2cf953a61 in QQmlAdaptorModel::rowCount() const () at /usr/lib/libQt5QmlModels.so.5
#6  0x00007fc2cf96b6d2 in QQmlDelegateModel::setModel(QVariant const&) () at /usr/lib/libQt5QmlModels.so.5
#7  0x00007fc2d258e43e in  () at /usr/lib/libQt5Quick.so.5
#8  0x00007fc2d1f6df98 in QQmlPropertyPrivate::write(QObject*, QQmlPropertyData const&, QVariant const&, QQmlContextData*, QFlags<QQmlPropertyData::WriteFlag>) () at /usr/lib/libQt5Qml.so.5
#9  0x00007fc2d1fd5769 in QQmlBinding::slowWrite(QQmlPropertyData const&, QQmlPropertyData const&, QV4::Value const&, bool, QFlags<QQmlPropertyData::WriteFlag>) () at /usr/lib/libQt5Qml.so.5
#10 0x00007fc2d1fd6f01 in  () at /usr/lib/libQt5Qml.so.5
#11 0x00007fc2d1fd858f in  () at /usr/lib/libQt5Qml.so.5
#12 0x00007fc2d1fd6164 in QQmlBinding::update(QFlags<QQmlPropertyData::WriteFlag>) () at /usr/lib/libQt5Qml.so.5
#13 0x00007fc2d1f7a3c6 in QQmlContextData::refreshExpressionsRecursive(QQmlJavaScriptExpression*) () at /usr/lib/libQt5Qml.so.5
#14 0x00007fc2d1f7ab87 in QQmlContextData::refreshExpressionsRecursive(bool) () at /usr/lib/libQt5Qml.so.5
#15 0x00007fc2d1f7ac87 in QQmlContextData::refreshExpressionsRecursive(bool) () at /usr/lib/libQt5Qml.so.5
#16 0x00007fc2d1f7ac40 in QQmlContextData::refreshExpressionsRecursive(bool) () at /usr/lib/libQt5Qml.so.5
#17 0x00007fc2d1f7aca3 in QQmlContextData::refreshExpressionsRecursive(bool) () at /usr/lib/libQt5Qml.so.5
#18 0x00007fc2d1f7aca3 in QQmlContextData::refreshExpressionsRecursive(bool) () at /usr/lib/libQt5Qml.so.5
#19 0x00007fc2d1f7aca3 in QQmlContextData::refreshExpressionsRecursive(bool) () at /usr/lib/libQt5Qml.so.5
#20 0x00007fc2d1f7aca3 in QQmlContextData::refreshExpressionsRecursive(bool) () at /usr/lib/libQt5Qml.so.5
#21 0x00007fc2d1f7aca3 in QQmlContextData::refreshExpressionsRecursive(bool) () at /usr/lib/libQt5Qml.so.5
#22 0x00007fc2d1f7aca3 in QQmlContextData::refreshExpressionsRecursive(bool) () at /usr/lib/libQt5Qml.so.5
#23 0x00007fc2d1f7aca3 in QQmlContextData::refreshExpressionsRecursive(bool) () at /usr/lib/libQt5Qml.so.5
#24 0x00007fc2d1f7aca3 in QQmlContextData::refreshExpressionsRecursive(bool) () at /usr/lib/libQt5Qml.so.5
#25 0x00007fc2d1f7aca3 in QQmlContextData::refreshExpressionsRecursive(bool) () at /usr/lib/libQt5Qml.so.5
#26 0x00007fc2d1f7aca3 in QQmlContextData::refreshExpressionsRecursive(bool) () at /usr/lib/libQt5Qml.so.5
#27 0x00007fc2d1f7aca3 in QQmlContextData::refreshExpressionsRecursive(bool) () at /usr/lib/libQt5Qml.so.5
#28 0x00007fc2d1f7aca3 in QQmlContextData::refreshExpressionsRecursive(bool) () at /usr/lib/libQt5Qml.so.5
#29 0x00007fc2d1f7aca3 in QQmlContextData::refreshExpressionsRecursive(bool) () at /usr/lib/libQt5Qml.so.5
#30 0x00007fc2d1f7aca3 in QQmlContextData::refreshExpressionsRecursive(bool) () at /usr/lib/libQt5Qml.so.5
#31 0x00007fc2d1f7aca3 in QQmlContextData::refreshExpressionsRecursive(bool) () at /usr/lib/libQt5Qml.so.5
#32 0x00007fc2d1f7aca3 in QQmlContextData::refreshExpressionsRecursive(bool) () at /usr/lib/libQt5Qml.so.5
#33 0x00007fc2d1f7aca3 in QQmlContextData::refreshExpressionsRecursive(bool) () at /usr/lib/libQt5Qml.so.5
#34 0x00007fc2d1f7aca3 in QQmlContextData::refreshExpressionsRecursive(bool) () at /usr/lib/libQt5Qml.so.5
#35 0x00007fc2d1f7aca3 in QQmlContextData::refreshExpressionsRecursive(bool) () at /usr/lib/libQt5Qml.so.5
#36 0x00007fc2d1f7ac40 in QQmlContextData::refreshExpressionsRecursive(bool) () at /usr/lib/libQt5Qml.so.5
#37 0x00007fc2d1f7ac40 in QQmlContextData::refreshExpressionsRecursive(bool) () at /usr/lib/libQt5Qml.so.5
#38 0x00007fc2d1f7ac40 in QQmlContextData::refreshExpressionsRecursive(bool) () at /usr/lib/libQt5Qml.so.5
#39 0x00007fc2d1f7ac40 in QQmlContextData::refreshExpressionsRecursive(bool) () at /usr/lib/libQt5Qml.so.5
#40 0x00007fc2d1f7ac87 in QQmlContextData::refreshExpressionsRecursive(bool) () at /usr/lib/libQt5Qml.so.5
#41 0x00007fc2d1f7aca3 in QQmlContextData::refreshExpressionsRecursive(bool) () at /usr/lib/libQt5Qml.so.5
#42 0x00007fc2d1f7ac87 in QQmlContextData::refreshExpressionsRecursive(bool) () at /usr/lib/libQt5Qml.so.5
#43 0x00007fc2d1f7aca3 in QQmlContextData::refreshExpressionsRecursive(bool) () at /usr/lib/libQt5Qml.so.5
#44 0x00007fc2d1f7aca3 in QQmlContextData::refreshExpressionsRecursive(bool) () at /usr/lib/libQt5Qml.so.5
#45 0x00007fc2d1f7ac87 in QQmlContextData::refreshExpressionsRecursive(bool) () at /usr/lib/libQt5Qml.so.5
#46 0x00007fc2d1f7ac87 in QQmlContextData::refreshExpressionsRecursive(bool) () at /usr/lib/libQt5Qml.so.5
#47 0x00007fc2d1f7ac40 in QQmlContextData::refreshExpressionsRecursive(bool) () at /usr/lib/libQt5Qml.so.5
#48 0x00007fc2d1f7ac87 in QQmlContextData::refreshExpressionsRecursive(bool) () at /usr/lib/libQt5Qml.so.5
#49 0x00007fc2d1f7ac20 in QQmlContextData::refreshExpressionsRecursive(bool) () at /usr/lib/libQt5Qml.so.5
#50 0x00007fc2d1f7aca3 in QQmlContextData::refreshExpressionsRecursive(bool) () at /usr/lib/libQt5Qml.so.5
#51 0x00007fc2d1f7ac87 in QQmlContextData::refreshExpressionsRecursive(bool) () at /usr/lib/libQt5Qml.so.5
#52 0x00007fc2d1f7ac87 in QQmlContextData::refreshExpressionsRecursive(bool) () at /usr/lib/libQt5Qml.so.5
#53 0x00007fc2d1f7ac87 in QQmlContextData::refreshExpressionsRecursive(bool) () at /usr/lib/libQt5Qml.so.5
#54 0x00007fc2d1f7aca3 in QQmlContextData::refreshExpressionsRecursive(bool) () at /usr/lib/libQt5Qml.so.5
#55 0x00007fc2d1f7aca3 in QQmlContextData::refreshExpressionsRecursive(bool) () at /usr/lib/libQt5Qml.so.5
#56 0x00007fc2d1f7aca3 in QQmlContextData::refreshExpressionsRecursive(bool) () at /usr/lib/libQt5Qml.so.5
#57 0x00007fc2d1f7aca3 in QQmlContextData::refreshExpressionsRecursive(bool) () at /usr/lib/libQt5Qml.so.5
#58 0x00007fc2d1f7aca3 in QQmlContextData::refreshExpressionsRecursive(bool) () at /usr/lib/libQt5Qml.so.5
#59 0x00007fc2d1f7ac40 in QQmlContextData::refreshExpressionsRecursive(bool) () at /usr/lib/libQt5Qml.so.5
#60 0x00007fc2d1f7ac40 in QQmlContextData::refreshExpressionsRecursive(bool) () at /usr/lib/libQt5Qml.so.5
#61 0x00007fc2d1f7ac40 in QQmlContextData::refreshExpressionsRecursive(bool) () at /usr/lib/libQt5Qml.so.5
#62 0x00007fc2d1f7ac40 in QQmlContextData::refreshExpressionsRecursive(bool) () at /usr/lib/libQt5Qml.so.5
#63 0x00007fc2d1f7ac40 in QQmlContextData::refreshExpressionsRecursive(bool) () at /usr/lib/libQt5Qml.so.5
#64 0x00007fc2d1f7ac40 in QQmlContextData::refreshExpressionsRecursive(bool) () at /usr/lib/libQt5Qml.so.5
#65 0x00007fc2d1f7ac87 in QQmlContextData::refreshExpressionsRecursive(bool) () at /usr/lib/libQt5Qml.so.5
#66 0x00007fc2d1f7ae09 in QQmlContextData::refreshExpressions() () at /usr/lib/libQt5Qml.so.5
#67 0x00007fc2d1f5d2e9 in QQmlEngine::retranslate() () at /usr/lib/libQt5Qml.so.5
#68 0x00007fc2d0a4e097 in QObject::event(QEvent*) () at /usr/lib/libQt5Core.so.5
#69 0x00007fc2d1710ff6 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib/libQt5Widgets.so.5
#70 0x00007fc2d0a201fa in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /usr/lib/libQt5Core.so.5
#71 0x00007fc2d0a233a9 in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () at /usr/lib/libQt5Core.so.5
#72 0x00007fc2d0a7a508 in  () at /usr/lib/libQt5Core.so.5
#73 0x00007fc2cecf24dc in g_main_context_dispatch () at /usr/lib/libglib-2.0.so.0
#74 0x00007fc2ced46799 in  () at /usr/lib/libglib-2.0.so.0
#75 0x00007fc2cecefbc1 in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#76 0x00007fc2d0a79b1a in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#77 0x00007fc2d0a1eaab in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#78 0x00007fc2d0a27298 in QCoreApplication::exec() () at /usr/lib/libQt5Core.so.5
#79 0x0000559b7930b132 in  ()
#80 0x00007fc2d03a0b25 in __libc_start_main () at /usr/lib/libc.so.6
#81 0x0000559b7930b26e in  ()
[Inferior 1 (process 18020) detached]

Possible duplicates by query: bug 421543, bug 417232.

Reported using DrKonqi

Comment 1 Nate Graham 2021-12-04 20:03:52 UTC

Not crashing in any KDE code; maybe an issue somewhere in Qt?

Not exactly the same as Bug 400835 as we're never in Plasma::Applet here.

Comment 2 jeremystartm 2021-12-21 14:10:09 UTC

(In reply to Nate Graham from comment #1)
> Not crashing in any KDE code; maybe an issue somewhere in Qt?
> 
> Not exactly the same as Bug 400835 as we're never in Plasma::Applet here.

Maybe. I have Manjaro XFCE and installed KDE Plasma 5 alongside it, maybe somewhere I missed something.

Comment 3 aldih suhandi 2022-01-10 01:38:58 UTC

Created attachment 145285 [details]
New crash information added by DrKonqi

plasmashell (5.23.5) using Qt 5.15.2

- What I was doing when the application crashed:
trying to change my wallpaper and disable desktop icon

- Unusual behavior I noticed:
plasmashell crashed when clicking apply button

- Custom settings of the application:
dual monitor (forcing the first monitor to be 1920x1080 resolution)

-- Backtrace (Reduced):
#5  0x00007ff9457a3d05 in QQmlAdaptorModel::rowCount() const () at /usr/lib/libQt5QmlModels.so.5
#6  0x00007ff9457afbc1 in QQmlDelegateModel::setModel(QVariant const&) () at /usr/lib/libQt5QmlModels.so.5
[...]
#9  0x00007ff947ca1538 in QQmlBinding::slowWrite(QQmlPropertyData const&, QQmlPropertyData const&, QV4::Value const&, bool, QFlags<QQmlPropertyData::WriteFlag>) () at /usr/lib/libQt5Qml.so.5
[...]
#12 0x00007ff947ca0a3c in QQmlBinding::update(QFlags<QQmlPropertyData::WriteFlag>) () at /usr/lib/libQt5Qml.so.5
#13 0x00007ff947c53cbe in QQmlContextData::refreshExpressionsRecursive(QQmlJavaScriptExpression*) () at /usr/lib/libQt5Qml.so.5