https://bugs.kde.org/show_bug.cgi?id=405463

            Bug ID: 405463
           Summary: Plasma does display comic plasmoid only after crash
                    and restart via "go to comic"
           Product: plasmashell
           Version: 5.15.2
          Platform: openSUSE RPMs
                OS: Linux
            Status: REPORTED
          Keywords: drkonqi
          Severity: crash
          Priority: NOR
         Component: general
          Assignee: k...@davidedmundson.co.uk
          Reporter: andr...@mahel.net
                CC: plasma-b...@kde.org
  Target Milestone: 1.0

Application: plasmashell (5.15.2)

Qt Version: 5.12.0
Frameworks Version: 5.55.0
Operating System: Linux 4.20.13-1-default x86_64
Distribution: "openSUSE Tumbleweed"

-- Information about the crash:
I have two comic plasmoids on my desktop. When I log in, the plasmoids do not
display a comic, but only show a grey area and a rotating "loading circle".
Using the plasmoids context menu, and selecting  "Zum Comic springen..." ("go
to comic") - which is supposed to display a calendar for date selection -
plasma crashes, is restarted automatically, and then displays the comics.

The crash can be reproduced every time.

-- Backtrace:
Application: Plasma (plasmashell), signal: Segmentation fault
Using host libthread_db library "/lib64/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f6b6df4a580 (LWP 2313))]

Thread 9 (Thread 0x7f6aaf4d6700 (LWP 3237)):
#0  0x00007f6b6fe046c4 in read () at /lib64/libc.so.6
#1  0x00007f6b6eb36c70 in  () at /usr/lib64/libglib-2.0.so.0
#2  0x00007f6b6eaf0c2f in g_main_context_check () at
/usr/lib64/libglib-2.0.so.0
#3  0x00007f6b6eaf1100 in  () at /usr/lib64/libglib-2.0.so.0
#4  0x00007f6b6eaf127c in g_main_context_iteration () at
/usr/lib64/libglib-2.0.so.0
#5  0x00007f6b7033ac5b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib64/libQt5Core.so.5
#6  0x00007f6b702e54fb in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib64/libQt5Core.so.5
#7  0x00007f6b7012f396 in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#8  0x00007f6abc8a6717 in KCupsConnection::run() () at
/usr/lib64/libkcupslib.so
#9  0x00007f6b701306e2 in  () at /usr/lib64/libQt5Core.so.5
#10 0x00007f6b6f657fab in start_thread () at /lib64/libpthread.so.0
#11 0x00007f6b6fe136af in clone () at /lib64/libc.so.6

Thread 8 (Thread 0x7f6abddff700 (LWP 3084)):
#0  0x00007f6b6eb38014 in g_mutex_unlock () at /usr/lib64/libglib-2.0.so.0
#1  0x00007f6b6eaf0cd9 in g_main_context_dispatch () at
/usr/lib64/libglib-2.0.so.0
#2  0x00007f6b6eaf11e8 in  () at /usr/lib64/libglib-2.0.so.0
#3  0x00007f6b6eaf127c in g_main_context_iteration () at
/usr/lib64/libglib-2.0.so.0
#4  0x00007f6b7033ac5b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib64/libQt5Core.so.5
#5  0x00007f6b702e54fb in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib64/libQt5Core.so.5
#6  0x00007f6b7012f396 in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#7  0x00007f6b71e24246 in  () at /usr/lib64/libQt5Quick.so.5
#8  0x00007f6b701306e2 in  () at /usr/lib64/libQt5Core.so.5
#9  0x00007f6b6f657fab in start_thread () at /lib64/libpthread.so.0
#10 0x00007f6b6fe136af in clone () at /lib64/libc.so.6

Thread 7 (Thread 0x7f6b4bfff700 (LWP 3014)):
#0  0x00007f6b6f65e03c in pthread_cond_wait@@GLIBC_2.3.2 () at
/lib64/libpthread.so.0
#1  0x00007f6b6877523a in  () at /usr/lib64/libQt5Script.so.5
#2  0x00007f6b6877525b in  () at /usr/lib64/libQt5Script.so.5
#3  0x00007f6b6f657fab in start_thread () at /lib64/libpthread.so.0
#4  0x00007f6b6fe136af in clone () at /lib64/libc.so.6

Thread 6 (Thread 0x7f6b5a89b700 (LWP 2867)):
#0  0x00007f6b6f65e03c in pthread_cond_wait@@GLIBC_2.3.2 () at
/lib64/libpthread.so.0
#1  0x00007f6b5ac9df93 in  () at /usr/lib64/dri/i965_dri.so
#2  0x00007f6b5ac9dce7 in  () at /usr/lib64/dri/i965_dri.so
#3  0x00007f6b6f657fab in start_thread () at /lib64/libpthread.so.0
#4  0x00007f6b6fe136af in clone () at /lib64/libc.so.6

Thread 5 (Thread 0x7f6b5bfff700 (LWP 2411)):
#0  0x00007f6b6fe046c4 in read () at /lib64/libc.so.6
#1  0x00007f6b6eb36c70 in  () at /usr/lib64/libglib-2.0.so.0
#2  0x00007f6b6eaf0c2f in g_main_context_check () at
/usr/lib64/libglib-2.0.so.0
#3  0x00007f6b6eaf1100 in  () at /usr/lib64/libglib-2.0.so.0
#4  0x00007f6b6eaf127c in g_main_context_iteration () at
/usr/lib64/libglib-2.0.so.0
#5  0x00007f6b7033ac5b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib64/libQt5Core.so.5
#6  0x00007f6b702e54fb in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib64/libQt5Core.so.5
#7  0x00007f6b7012f396 in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#8  0x00007f6b701306e2 in  () at /usr/lib64/libQt5Core.so.5
#9  0x00007f6b6f657fab in start_thread () at /lib64/libpthread.so.0
#10 0x00007f6b6fe136af in clone () at /lib64/libc.so.6

Thread 4 (Thread 0x7f6b6a09c700 (LWP 2371)):
#0  0x00007f6b6eb37ff9 in g_mutex_lock () at /usr/lib64/libglib-2.0.so.0
#1  0x00007f6b6eaf0695 in g_main_context_prepare () at
/usr/lib64/libglib-2.0.so.0
#2  0x00007f6b6eaf108b in  () at /usr/lib64/libglib-2.0.so.0
#3  0x00007f6b6eaf127c in g_main_context_iteration () at
/usr/lib64/libglib-2.0.so.0
#4  0x00007f6b7033ac5b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib64/libQt5Core.so.5
#5  0x00007f6b702e54fb in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib64/libQt5Core.so.5
#6  0x00007f6b7012f396 in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#7  0x00007f6b71b4bf25 in  () at /usr/lib64/libQt5Qml.so.5
#8  0x00007f6b701306e2 in  () at /usr/lib64/libQt5Core.so.5
#9  0x00007f6b6f657fab in start_thread () at /lib64/libpthread.so.0
#10 0x00007f6b6fe136af in clone () at /lib64/libc.so.6

Thread 3 (Thread 0x7f6b6b2cc700 (LWP 2347)):
#0  0x00007f6b6fe08ae9 in poll () at /lib64/libc.so.6
#1  0x00007f6b6eaf1156 in  () at /usr/lib64/libglib-2.0.so.0
#2  0x00007f6b6eaf127c in g_main_context_iteration () at
/usr/lib64/libglib-2.0.so.0
#3  0x00007f6b7033ac5b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib64/libQt5Core.so.5
#4  0x00007f6b702e54fb in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib64/libQt5Core.so.5
#5  0x00007f6b7012f396 in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#6  0x00007f6b70bd1565 in  () at /usr/lib64/libQt5DBus.so.5
#7  0x00007f6b701306e2 in  () at /usr/lib64/libQt5Core.so.5
#8  0x00007f6b6f657fab in start_thread () at /lib64/libpthread.so.0
#9  0x00007f6b6fe136af in clone () at /lib64/libc.so.6

Thread 2 (Thread 0x7f6b6bf71700 (LWP 2330)):
#0  0x00007f6b6fe08ae9 in poll () at /lib64/libc.so.6
#1  0x00007f6b7228fcc7 in  () at /usr/lib64/libxcb.so.1
#2  0x00007f6b722918fa in xcb_wait_for_event () at /usr/lib64/libxcb.so.1
#3  0x00007f6b6c12f80a in  () at /usr/lib64/libQt5XcbQpa.so.5
#4  0x00007f6b701306e2 in  () at /usr/lib64/libQt5Core.so.5
#5  0x00007f6b6f657fab in start_thread () at /lib64/libpthread.so.0
#6  0x00007f6b6fe136af in clone () at /lib64/libc.so.6

Thread 1 (Thread 0x7f6b6df4a580 (LWP 2313)):
[KCrash Handler]
#6  0x00007f6b68b3e5ea in ComicApplet::slotGoJump() (this=0x55d044f2a340) at
/usr/src/debug/plasma5-addons-5.15.2-1.1.x86_64/applets/comic/comic.cpp:428
#7  0x00007f6b703105b3 in QMetaObject::activate(QObject*, int, int, void**) ()
at /usr/lib64/libQt5Core.so.5
#8  0x00007f6b70e4cff2 in QAction::triggered(bool) () at
/usr/lib64/libQt5Widgets.so.5
#9  0x00007f6b70e4f5f0 in QAction::activate(QAction::ActionEvent) () at
/usr/lib64/libQt5Widgets.so.5
#10 0x00007f6b70fc184c in  () at /usr/lib64/libQt5Widgets.so.5
#11 0x00007f6b70fc8e10 in  () at /usr/lib64/libQt5Widgets.so.5
#12 0x00007f6b70fc9e1b in QMenu::mouseReleaseEvent(QMouseEvent*) () at
/usr/lib64/libQt5Widgets.so.5
#13 0x00007f6b70e92b88 in QWidget::event(QEvent*) () at
/usr/lib64/libQt5Widgets.so.5
#14 0x00007f6b70fcc49b in QMenu::event(QEvent*) () at
/usr/lib64/libQt5Widgets.so.5
#15 0x00007f6b70e53591 in QApplicationPrivate::notify_helper(QObject*, QEvent*)
() at /usr/lib64/libQt5Widgets.so.5
#16 0x00007f6b70e5ad77 in QApplication::notify(QObject*, QEvent*) () at
/usr/lib64/libQt5Widgets.so.5
#17 0x00007f6b702e6829 in QCoreApplication::notifyInternal2(QObject*, QEvent*)
() at /usr/lib64/libQt5Core.so.5
#18 0x00007f6b70e5a0a0 in QApplicationPrivate::sendMouseEvent(QWidget*,
QMouseEvent*, QWidget*, QWidget*, QWidget**, QPointer<QWidget>&, bool, bool) ()
at /usr/lib64/libQt5Widgets.so.5
#19 0x00007f6b70eadacf in  () at /usr/lib64/libQt5Widgets.so.5
#20 0x00007f6b70eb053f in  () at /usr/lib64/libQt5Widgets.so.5
#21 0x00007f6b70e53591 in QApplicationPrivate::notify_helper(QObject*, QEvent*)
() at /usr/lib64/libQt5Widgets.so.5
#22 0x00007f6b70e5ab30 in QApplication::notify(QObject*, QEvent*) () at
/usr/lib64/libQt5Widgets.so.5
#23 0x00007f6b702e6829 in QCoreApplication::notifyInternal2(QObject*, QEvent*)
() at /usr/lib64/libQt5Core.so.5
#24 0x00007f6b706d14dd in
QGuiApplicationPrivate::processMouseEvent(QWindowSystemInterfacePrivate::MouseEvent*)
() at /usr/lib64/libQt5Gui.so.5
#25 0x00007f6b706d28e5 in
QGuiApplicationPrivate::processWindowSystemEvent(QWindowSystemInterfacePrivate::WindowSystemEvent*)
() at /usr/lib64/libQt5Gui.so.5
#26 0x00007f6b706acc6b in
QWindowSystemInterface::sendWindowSystemEvents(QFlags<QEventLoop::ProcessEventsFlag>)
() at /usr/lib64/libQt5Gui.so.5
#27 0x00007f6b6c1307ea in  () at /usr/lib64/libQt5XcbQpa.so.5
#28 0x00007f6b6eaf0f4e in g_main_context_dispatch () at
/usr/lib64/libglib-2.0.so.0
#29 0x00007f6b6eaf11e8 in  () at /usr/lib64/libglib-2.0.so.0
#30 0x00007f6b6eaf127c in g_main_context_iteration () at
/usr/lib64/libglib-2.0.so.0
#31 0x00007f6b7033ac43 in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib64/libQt5Core.so.5
#32 0x00007f6b702e54fb in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib64/libQt5Core.so.5
#33 0x00007f6b702ed652 in QCoreApplication::exec() () at
/usr/lib64/libQt5Core.so.5
#34 0x000055d043e111fb in main(int, char**) (argc=<optimized out>,
argv=<optimized out>) at
/usr/src/debug/plasma5-workspace-5.15.2-1.1.x86_64/shell/main.cpp:212
[Inferior 1 (process 2313) detached]

Reported using DrKonqi

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