https://bugs.kde.org/show_bug.cgi?id=403999

            Bug ID: 403999
           Summary: Plasma desktop crashed suddenly.
           Product: plasmashell
           Version: 5.14.90
          Platform: Archlinux Packages
                OS: Linux
            Status: REPORTED
          Keywords: drkonqi
          Severity: crash
          Priority: NOR
         Component: general
          Assignee: k...@davidedmundson.co.uk
          Reporter: pan93...@gmail.com
                CC: plasma-b...@kde.org
  Target Milestone: 1.0

Application: plasmashell (5.14.90)

Qt Version: 5.12.1
Frameworks Version: 5.54.0
Operating System: Linux 4.20.6-arch1-1-ARCH x86_64
Distribution (Platform): Archlinux Packages

-- Information about the crash:
- What I was doing when the application crashed:
I'm chat in Konversation.
I opened the following program:
Dolphin, Firefox, Kate, Konsole, Telegram Desktop and Lokalize.

I was typing with fcitx input method in Konversation, suddenly, Plasma was
crashed (I didn't do anything with Plasma at that time.)

-- Backtrace:
Application: Plasma (plasmashell), signal: Segmentation fault
Using host libthread_db library "/usr/lib/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f9c84867680 (LWP 867))]

Thread 17 (Thread 0x7f9c03fff700 (LWP 18817)):
#0  0x00007f9c88cc0afc in pthread_cond_wait@@GLIBC_2.3.2 () at
/usr/lib/libpthread.so.0
#1  0x00007f9c89dbfc4c in QWaitCondition::wait(QMutex*, QDeadlineTimer) () at
/usr/lib/libQt5Core.so.5
#2  0x00007f9c89dbfd3a in QWaitCondition::wait(QMutex*, unsigned long) () at
/usr/lib/libQt5Core.so.5
#3  0x00007f9c8bb0b92d in  () at /usr/lib/libQt5Quick.so.5
#4  0x00007f9c8bb0bb9c in  () at /usr/lib/libQt5Quick.so.5
#5  0x00007f9c89db996c in  () at /usr/lib/libQt5Core.so.5
#6  0x00007f9c88cbaa9d in start_thread () at /usr/lib/libpthread.so.0
#7  0x00007f9c89aa3b23 in clone () at /usr/lib/libc.so.6

Thread 16 (Thread 0x7f9c0edeb700 (LWP 3045)):
#0  0x00007f9c88cc0afc in pthread_cond_wait@@GLIBC_2.3.2 () at
/usr/lib/libpthread.so.0
#1  0x00007f9c89dbfc4c in QWaitCondition::wait(QMutex*, QDeadlineTimer) () at
/usr/lib/libQt5Core.so.5
#2  0x00007f9c89dbfd3a in QWaitCondition::wait(QMutex*, unsigned long) () at
/usr/lib/libQt5Core.so.5
#3  0x00007f9c8bb0b92d in  () at /usr/lib/libQt5Quick.so.5
#4  0x00007f9c8bb0bb9c in  () at /usr/lib/libQt5Quick.so.5
#5  0x00007f9c89db996c in  () at /usr/lib/libQt5Core.so.5
#6  0x00007f9c88cbaa9d in start_thread () at /usr/lib/libpthread.so.0
#7  0x00007f9c89aa3b23 in clone () at /usr/lib/libc.so.6

Thread 15 (Thread 0x7f9c1639f700 (LWP 2458)):
#0  0x00007f9c88cc0afc in pthread_cond_wait@@GLIBC_2.3.2 () at
/usr/lib/libpthread.so.0
#1  0x00007f9c89dbfc4c in QWaitCondition::wait(QMutex*, QDeadlineTimer) () at
/usr/lib/libQt5Core.so.5
#2  0x00007f9c89dbfd3a in QWaitCondition::wait(QMutex*, unsigned long) () at
/usr/lib/libQt5Core.so.5
#3  0x00007f9c8bb0b92d in  () at /usr/lib/libQt5Quick.so.5
#4  0x00007f9c8bb0bb9c in  () at /usr/lib/libQt5Quick.so.5
#5  0x00007f9c89db996c in  () at /usr/lib/libQt5Core.so.5
#6  0x00007f9c88cbaa9d in start_thread () at /usr/lib/libpthread.so.0
#7  0x00007f9c89aa3b23 in clone () at /usr/lib/libc.so.6

Thread 14 (Thread 0x7f9c17fff700 (LWP 1535)):
#0  0x00007f9c88cc0afc in pthread_cond_wait@@GLIBC_2.3.2 () at
/usr/lib/libpthread.so.0
#1  0x00007f9c89dbfc4c in QWaitCondition::wait(QMutex*, QDeadlineTimer) () at
/usr/lib/libQt5Core.so.5
#2  0x00007f9c89dbfd3a in QWaitCondition::wait(QMutex*, unsigned long) () at
/usr/lib/libQt5Core.so.5
#3  0x00007f9c8bb0b92d in  () at /usr/lib/libQt5Quick.so.5
#4  0x00007f9c8bb0bb9c in  () at /usr/lib/libQt5Quick.so.5
#5  0x00007f9c89db996c in  () at /usr/lib/libQt5Core.so.5
#6  0x00007f9c88cbaa9d in start_thread () at /usr/lib/libpthread.so.0
#7  0x00007f9c89aa3b23 in clone () at /usr/lib/libc.so.6

Thread 13 (Thread 0x7f9c34a8a700 (LWP 1146)):
#0  0x00007f9c88cc0afc in pthread_cond_wait@@GLIBC_2.3.2 () at
/usr/lib/libpthread.so.0
#1  0x00007f9c89dbfc4c in QWaitCondition::wait(QMutex*, QDeadlineTimer) () at
/usr/lib/libQt5Core.so.5
#2  0x00007f9c89dbfd3a in QWaitCondition::wait(QMutex*, unsigned long) () at
/usr/lib/libQt5Core.so.5
#3  0x00007f9c8bb0b92d in  () at /usr/lib/libQt5Quick.so.5
#4  0x00007f9c8bb0bb9c in  () at /usr/lib/libQt5Quick.so.5
#5  0x00007f9c89db996c in  () at /usr/lib/libQt5Core.so.5
#6  0x00007f9c88cbaa9d in start_thread () at /usr/lib/libpthread.so.0
#7  0x00007f9c89aa3b23 in clone () at /usr/lib/libc.so.6

Thread 12 (Thread 0x7f9c3528b700 (LWP 1145)):
#0  0x00007f9c89a98c21 in poll () at /usr/lib/libc.so.6
#1  0x00007f9c6310a673 in  () at /usr/lib/libpulse.so.0
#2  0x00007f9c630fb990 in pa_mainloop_poll () at /usr/lib/libpulse.so.0
#3  0x00007f9c630fbfe0 in pa_mainloop_iterate () at /usr/lib/libpulse.so.0
#4  0x00007f9c630fc091 in pa_mainloop_run () at /usr/lib/libpulse.so.0
#5  0x00007f9c6310a5ae in  () at /usr/lib/libpulse.so.0
#6  0x00007f9c62ca49fc in  () at /usr/lib/pulseaudio/libpulsecommon-12.2.so
#7  0x00007f9c88cbaa9d in start_thread () at /usr/lib/libpthread.so.0
#8  0x00007f9c89aa3b23 in clone () at /usr/lib/libc.so.6

Thread 11 (Thread 0x7f9c37fff700 (LWP 1069)):
#0  0x00007f9c88cc0afc in pthread_cond_wait@@GLIBC_2.3.2 () at
/usr/lib/libpthread.so.0
#1  0x00007f9c89dbfc4c in QWaitCondition::wait(QMutex*, QDeadlineTimer) () at
/usr/lib/libQt5Core.so.5
#2  0x00007f9c89dbfd3a in QWaitCondition::wait(QMutex*, unsigned long) () at
/usr/lib/libQt5Core.so.5
#3  0x00007f9c8bb0b92d in  () at /usr/lib/libQt5Quick.so.5
#4  0x00007f9c8bb0bb9c in  () at /usr/lib/libQt5Quick.so.5
#5  0x00007f9c89db996c in  () at /usr/lib/libQt5Core.so.5
#6  0x00007f9c88cbaa9d in start_thread () at /usr/lib/libpthread.so.0
#7  0x00007f9c89aa3b23 in clone () at /usr/lib/libc.so.6

Thread 10 (Thread 0x7f9c4568c700 (LWP 1062)):
#0  0x00007f9c88cc0afc in pthread_cond_wait@@GLIBC_2.3.2 () at
/usr/lib/libpthread.so.0
#1  0x00007f9c89dbfc4c in QWaitCondition::wait(QMutex*, QDeadlineTimer) () at
/usr/lib/libQt5Core.so.5
#2  0x00007f9c89dbfd3a in QWaitCondition::wait(QMutex*, unsigned long) () at
/usr/lib/libQt5Core.so.5
#3  0x00007f9c8bb0b92d in  () at /usr/lib/libQt5Quick.so.5
#4  0x00007f9c8bb0bb9c in  () at /usr/lib/libQt5Quick.so.5
#5  0x00007f9c89db996c in  () at /usr/lib/libQt5Core.so.5
#6  0x00007f9c88cbaa9d in start_thread () at /usr/lib/libpthread.so.0
#7  0x00007f9c89aa3b23 in clone () at /usr/lib/libc.so.6

Thread 9 (Thread 0x7f9c44e8b700 (LWP 991)):
#0  0x00007f9c88cc0afc in pthread_cond_wait@@GLIBC_2.3.2 () at
/usr/lib/libpthread.so.0
#1  0x00007f9c89dbfc4c in QWaitCondition::wait(QMutex*, QDeadlineTimer) () at
/usr/lib/libQt5Core.so.5
#2  0x00007f9c89dbfd3a in QWaitCondition::wait(QMutex*, unsigned long) () at
/usr/lib/libQt5Core.so.5
#3  0x00007f9c8bb0b92d in  () at /usr/lib/libQt5Quick.so.5
#4  0x00007f9c8bb0bb9c in  () at /usr/lib/libQt5Quick.so.5
#5  0x00007f9c89db996c in  () at /usr/lib/libQt5Core.so.5
#6  0x00007f9c88cbaa9d in start_thread () at /usr/lib/libpthread.so.0
#7  0x00007f9c89aa3b23 in clone () at /usr/lib/libc.so.6

Thread 8 (Thread 0x7f9c60918700 (LWP 988)):
#0  0x00007f9c88cc0afc in pthread_cond_wait@@GLIBC_2.3.2 () at
/usr/lib/libpthread.so.0
#1  0x00007f9c89dbfc4c in QWaitCondition::wait(QMutex*, QDeadlineTimer) () at
/usr/lib/libQt5Core.so.5
#2  0x00007f9c89dbfd3a in QWaitCondition::wait(QMutex*, unsigned long) () at
/usr/lib/libQt5Core.so.5
#3  0x00007f9c8bb0b92d in  () at /usr/lib/libQt5Quick.so.5
#4  0x00007f9c8bb0bb9c in  () at /usr/lib/libQt5Quick.so.5
#5  0x00007f9c89db996c in  () at /usr/lib/libQt5Core.so.5
#6  0x00007f9c88cbaa9d in start_thread () at /usr/lib/libpthread.so.0
#7  0x00007f9c89aa3b23 in clone () at /usr/lib/libc.so.6

Thread 7 (Thread 0x7f9c69c87700 (LWP 981)):
#0  0x00007f9c88cc0afc in pthread_cond_wait@@GLIBC_2.3.2 () at
/usr/lib/libpthread.so.0
#1  0x00007f9c89dbfc4c in QWaitCondition::wait(QMutex*, QDeadlineTimer) () at
/usr/lib/libQt5Core.so.5
#2  0x00007f9c89dbfd3a in QWaitCondition::wait(QMutex*, unsigned long) () at
/usr/lib/libQt5Core.so.5
#3  0x00007f9c8bb0b92d in  () at /usr/lib/libQt5Quick.so.5
#4  0x00007f9c8bb0bb9c in  () at /usr/lib/libQt5Quick.so.5
#5  0x00007f9c89db996c in  () at /usr/lib/libQt5Core.so.5
#6  0x00007f9c88cbaa9d in start_thread () at /usr/lib/libpthread.so.0
#7  0x00007f9c89aa3b23 in clone () at /usr/lib/libc.so.6

Thread 6 (Thread 0x7f9c70d70700 (LWP 978)):
#0  0x00007f9c87d68cc0 in  () at /usr/lib/libglib-2.0.so.0
#1  0x00007f9c87d69d3b in g_main_context_prepare () at
/usr/lib/libglib-2.0.so.0
#2  0x00007f9c87d6a466 in  () at /usr/lib/libglib-2.0.so.0
#3  0x00007f9c87d6a62e in g_main_context_iteration () at
/usr/lib/libglib-2.0.so.0
#4  0x00007f9c89fcbd04 in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/libQt5Core.so.5
#5  0x00007f9c89f74b2c in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/libQt5Core.so.5
#6  0x00007f9c89db8569 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#7  0x00007f9c8ba83e7b in  () at /usr/lib/libQt5Quick.so.5
#8  0x00007f9c89db996c in  () at /usr/lib/libQt5Core.so.5
#9  0x00007f9c88cbaa9d in start_thread () at /usr/lib/libpthread.so.0
#10 0x00007f9c89aa3b23 in clone () at /usr/lib/libc.so.6

Thread 5 (Thread 0x7f9c72942700 (LWP 977)):
#0  0x00007f9c88cc0afc in pthread_cond_wait@@GLIBC_2.3.2 () at
/usr/lib/libpthread.so.0
#1  0x00007f9c72f3fbe4 in  () at /usr/lib/dri/i965_dri.so
#2  0x00007f9c72f3f908 in  () at /usr/lib/dri/i965_dri.so
#3  0x00007f9c88cbaa9d in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007f9c89aa3b23 in clone () at /usr/lib/libc.so.6

Thread 4 (Thread 0x7f9c8139c700 (LWP 970)):
#0  0x00007f9c89a947a4 in read () at /usr/lib/libc.so.6
#1  0x00007f9c87d18971 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007f9c87d690b0 in g_main_context_check () at /usr/lib/libglib-2.0.so.0
#3  0x00007f9c87d6a4e6 in  () at /usr/lib/libglib-2.0.so.0
#4  0x00007f9c87d6a62e in g_main_context_iteration () at
/usr/lib/libglib-2.0.so.0
#5  0x00007f9c89fcbd04 in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/libQt5Core.so.5
#6  0x00007f9c89f74b2c in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/libQt5Core.so.5
#7  0x00007f9c89db8569 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#8  0x00007f9c8b7bc969 in  () at /usr/lib/libQt5Qml.so.5
#9  0x00007f9c89db996c in  () at /usr/lib/libQt5Core.so.5
#10 0x00007f9c88cbaa9d in start_thread () at /usr/lib/libpthread.so.0
#11 0x00007f9c89aa3b23 in clone () at /usr/lib/libc.so.6

Thread 3 (Thread 0x7f9c8265d700 (LWP 898)):
#0  0x00007f9c89a98c21 in poll () at /usr/lib/libc.so.6
#1  0x00007f9c87d6a540 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007f9c87d6a62e in g_main_context_iteration () at
/usr/lib/libglib-2.0.so.0
#3  0x00007f9c89fcbd04 in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/libQt5Core.so.5
#4  0x00007f9c89f74b2c in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/libQt5Core.so.5
#5  0x00007f9c89db8569 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#6  0x00007f9c8a854ba6 in  () at /usr/lib/libQt5DBus.so.5
#7  0x00007f9c89db996c in  () at /usr/lib/libQt5Core.so.5
#8  0x00007f9c88cbaa9d in start_thread () at /usr/lib/libpthread.so.0
#9  0x00007f9c89aa3b23 in clone () at /usr/lib/libc.so.6

Thread 2 (Thread 0x7f9c83641700 (LWP 892)):
#0  0x00007f9c89a98c21 in poll () at /usr/lib/libc.so.6
#1  0x00007f9c8befd630 in  () at /usr/lib/libxcb.so.1
#2  0x00007f9c8beff2db in xcb_wait_for_event () at /usr/lib/libxcb.so.1
#3  0x00007f9c843d9949 in  () at /usr/lib/libQt5XcbQpa.so.5
#4  0x00007f9c89db996c in  () at /usr/lib/libQt5Core.so.5
#5  0x00007f9c88cbaa9d in start_thread () at /usr/lib/libpthread.so.0
#6  0x00007f9c89aa3b23 in clone () at /usr/lib/libc.so.6

Thread 1 (Thread 0x7f9c84867680 (LWP 867)):
[KCrash Handler]
#6  0x00007f9c8aae1331 in QWidgetPrivate::childAt_helper(QPoint const&, bool)
const () at /usr/lib/libQt5Widgets.so.5
#7  0x00007f9c8b45d019 in  () at /usr/lib/libKF5XmlGui.so.5
#8  0x00007f9c89f75a7b in
QCoreApplicationPrivate::sendThroughApplicationEventFilters(QObject*, QEvent*)
() at /usr/lib/libQt5Core.so.5
#9  0x00007f9c8aab5e62 in QApplicationPrivate::notify_helper(QObject*, QEvent*)
() at /usr/lib/libQt5Widgets.so.5
#10 0x00007f9c8aabd6e1 in QApplication::notify(QObject*, QEvent*) () at
/usr/lib/libQt5Widgets.so.5
#11 0x00007f9c89f75e99 in QCoreApplication::notifyInternal2(QObject*, QEvent*)
() at /usr/lib/libQt5Core.so.5
#12 0x00007f9c8a34a96e in
QGuiApplicationPrivate::processMouseEvent(QWindowSystemInterfacePrivate::MouseEvent*)
() at /usr/lib/libQt5Gui.so.5
#13 0x00007f9c8a34bdd6 in
QGuiApplicationPrivate::processWindowSystemEvent(QWindowSystemInterfacePrivate::WindowSystemEvent*)
() at /usr/lib/libQt5Gui.so.5
#14 0x00007f9c8a32575c in
QWindowSystemInterface::sendWindowSystemEvents(QFlags<QEventLoop::ProcessEventsFlag>)
() at /usr/lib/libQt5Gui.so.5
#15 0x00007f9c843da90c in  () at /usr/lib/libQt5XcbQpa.so.5
#16 0x00007f9c87d68a2f in g_main_context_dispatch () at
/usr/lib/libglib-2.0.so.0
#17 0x00007f9c87d6a5e9 in  () at /usr/lib/libglib-2.0.so.0
#18 0x00007f9c87d6a62e in g_main_context_iteration () at
/usr/lib/libglib-2.0.so.0
#19 0x00007f9c89fcbce9 in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/libQt5Core.so.5
#20 0x00007f9c89f74b2c in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/libQt5Core.so.5
#21 0x00007f9c89f7ce36 in QCoreApplication::exec() () at
/usr/lib/libQt5Core.so.5
#22 0x000055637f172d2e in  ()
#23 0x00007f9c899cc223 in __libc_start_main () at /usr/lib/libc.so.6
#24 0x000055637f1731de in _start ()
[Inferior 1 (process 867) detached]

Reported using DrKonqi

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