Application: plasmashell (5.17.3)

Qt Version: 5.13.2
Frameworks Version: 5.64.0
Operating System: Linux 5.3.0-23-generic x86_64
Distribution: KDE neon User Edition 5.17

-- Information about the crash:
- What I was doing when the application crashed: The plasmashell crashes after firefox webrowser notifications or kmail notifications

-- Backtrace:
Application: Plasma (plasmashell), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f9e72b3a800 (LWP 26316))]

Thread 15 (Thread 0x7f9e0ce79700 (LWP 28664)):
[KCrash Handler]
#6  0x00007f9e4be56e43 in  () at /usr/lib/x86_64-linux-gnu/dri/i965_dri.so
#7  0x00007f9e4be57283 in  () at /usr/lib/x86_64-linux-gnu/dri/i965_dri.so
#8  0x00007f9e4dfef9a4 in  () at /usr/lib/x86_64-linux-gnu/libEGL_mesa.so.0
#9  0x00007f9e4dff2482 in  () at /usr/lib/x86_64-linux-gnu/libEGL_mesa.so.0
#10 0x00007f9e4dfe1625 in eglMakeCurrent () at /usr/lib/x86_64-linux-gnu/libEGL_mesa.so.0
#11 0x00007f9e5462e5a0 in  () at /usr/lib/x86_64-linux-gnu/libEGL.so.1
#12 0x00007f9e5462e658 in  () at /usr/lib/x86_64-linux-gnu/libEGL.so.1
#13 0x00007f9e54846a11 in  () at /usr/lib/x86_64-linux-gnu/qt5/plugins/wayland-graphics-integration-client/libqt-plugin-wayland-egl.so
#14 0x00007f9e6d16c077 in QOpenGLContext::makeCurrent(QSurface*) (this=0x564e6f91dc90, surface=0x564e6f9f3270) at kernel/qopenglcontext.cpp:983
#15 0x00007f9e7099e3ab in  () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#16 0x00007f9e6c972b52 in QThreadPrivate::start(void*) (arg=0x564e6fb2f810) at thread/qthread_unix.cpp:360
#17 0x00007f9e698a46db in start_thread (arg=0x7f9e0ce79700) at pthread_create.c:463
#18 0x00007f9e6c26f88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 14 (Thread 0x7f9e0d6fc700 (LWP 27713)):
#0  0x00007f9e698aa9f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7f9e1400fb64) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f9e698aa9f3 in __pthread_cond_wait_common (abstime=0x0, mutex=0x7f9e1400fb10, cond=0x7f9e1400fb38) at pthread_cond_wait.c:502
#2  0x00007f9e698aa9f3 in __pthread_cond_wait (cond=0x7f9e1400fb38, mutex=0x7f9e1400fb10) at pthread_cond_wait.c:655
#3  0x00007f9e6c979aeb in QWaitConditionPrivate::wait(QDeadlineTimer) (deadline=..., this=0x7f9e1400fb10) at thread/qwaitcondition_unix.cpp:146
#4  0x00007f9e6c979aeb in QWaitCondition::wait(QMutex*, QDeadlineTimer) (this=<optimized out>, mutex=0x7f9e14016e30, deadline=...) at thread/qwaitcondition_unix.cpp:225
#5  0x00007f9e6c979df9 in QWaitCondition::wait(QMutex*, unsigned long) (this=0x7f9e14016e38, mutex=0x7f9e14016e30, time=<optimized out>) at thread/qwaitcondition_unix.cpp:208
#6  0x00007f9e7099dec8 in  () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#7  0x00007f9e7099e2fa in  () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#8  0x00007f9e6c972b52 in QThreadPrivate::start(void*) (arg=0x7f9e14016db0) at thread/qthread_unix.cpp:360
#9  0x00007f9e698a46db in start_thread (arg=0x7f9e0d6fc700) at pthread_create.c:463
#10 0x00007f9e6c26f88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 13 (Thread 0x7f9e18cc9700 (LWP 27712)):
#0  0x00007f9e1ea350f5 in pa_mainloop_dispatch () at /usr/lib/x86_64-linux-gnu/libpulse.so.0
#1  0x00007f9e1ea354de in pa_mainloop_iterate () at /usr/lib/x86_64-linux-gnu/libpulse.so.0
#2  0x00007f9e1ea35560 in pa_mainloop_run () at /usr/lib/x86_64-linux-gnu/libpulse.so.0
#3  0x00007f9e1ea433c9 in  () at /usr/lib/x86_64-linux-gnu/libpulse.so.0
#4  0x00007f9e1e3b1318 in  () at /usr/lib/x86_64-linux-gnu/pulseaudio/libpulsecommon-11.1.so
#5  0x00007f9e698a46db in start_thread (arg=0x7f9e18cc9700) at pthread_create.c:463
#6  0x00007f9e6c26f88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 12 (Thread 0x7f9e104c8700 (LWP 27337)):
#0  0x00007f9e698aa9f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x564e66d8be50) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f9e698aa9f3 in __pthread_cond_wait_common (abstime=0x0, mutex=0x564e66d8be00, cond=0x564e66d8be28) at pthread_cond_wait.c:502
#2  0x00007f9e698aa9f3 in __pthread_cond_wait (cond=0x564e66d8be28, mutex=0x564e66d8be00) at pthread_cond_wait.c:655
#3  0x00007f9e6c979aeb in QWaitConditionPrivate::wait(QDeadlineTimer) (deadline=..., this=0x564e66d8be00) at thread/qwaitcondition_unix.cpp:146
#4  0x00007f9e6c979aeb in QWaitCondition::wait(QMutex*, QDeadlineTimer) (this=<optimized out>, mutex=0x564e6a022bf0, deadline=...) at thread/qwaitcondition_unix.cpp:225
#5  0x00007f9e6c979df9 in QWaitCondition::wait(QMutex*, unsigned long) (this=0x564e6a022bf8, mutex=0x564e6a022bf0, time=<optimized out>) at thread/qwaitcondition_unix.cpp:208
#6  0x00007f9e7099dec8 in  () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#7  0x00007f9e7099e2fa in  () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#8  0x00007f9e6c972b52 in QThreadPrivate::start(void*) (arg=0x564e6a022b70) at thread/qthread_unix.cpp:360
#9  0x00007f9e698a46db in start_thread (arg=0x7f9e104c8700) at pthread_create.c:463
#10 0x00007f9e6c26f88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 11 (Thread 0x7f9e0e207700 (LWP 26346)):
#0  0x00007f9e698aa9f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x564e671326c4) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f9e698aa9f3 in __pthread_cond_wait_common (abstime=0x0, mutex=0x564e67132670, cond=0x564e67132698) at pthread_cond_wait.c:502
#2  0x00007f9e698aa9f3 in __pthread_cond_wait (cond=0x564e67132698, mutex=0x564e67132670) at pthread_cond_wait.c:655
#3  0x00007f9e6c979aeb in QWaitConditionPrivate::wait(QDeadlineTimer) (deadline=..., this=0x564e67132670) at thread/qwaitcondition_unix.cpp:146
#4  0x00007f9e6c979aeb in QWaitCondition::wait(QMutex*, QDeadlineTimer) (this=<optimized out>, mutex=0x564e674004a0, deadline=...) at thread/qwaitcondition_unix.cpp:225
#5  0x00007f9e6c979df9 in QWaitCondition::wait(QMutex*, unsigned long) (this=0x564e674004a8, mutex=0x564e674004a0, time=<optimized out>) at thread/qwaitcondition_unix.cpp:208
#6  0x00007f9e7099dec8 in  () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#7  0x00007f9e7099e2fa in  () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#8  0x00007f9e6c972b52 in QThreadPrivate::start(void*) (arg=0x564e67400420) at thread/qthread_unix.cpp:360
#9  0x00007f9e698a46db in start_thread (arg=0x7f9e0e207700) at pthread_create.c:463
#10 0x00007f9e6c26f88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 10 (Thread 0x7f9e0f490700 (LWP 26339)):
#0  0x00007f9e6c25e0b4 in __GI___libc_read (fd=46, buf=0x7f9e0f48fb90, nbytes=16) at ../sysdeps/unix/sysv/linux/read.c:27
#1  0x00007f9e661e02d0 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f9e6619b0b7 in g_main_context_check () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f9e6619b570 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f9e6619b6dc in g_main_context_iteration () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f9e6cbb5b9b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7f9df8000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#6  0x00007f9e6cb5606a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7f9e0f48fda0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:225
#7  0x00007f9e6c9713aa in QThread::exec() (this=<optimized out>) at thread/qthread.cpp:531
#8  0x00007f9e6c972b52 in QThreadPrivate::start(void*) (arg=0x564e639f5dd0) at thread/qthread_unix.cpp:360
#9  0x00007f9e698a46db in start_thread (arg=0x7f9e0f490700) at pthread_create.c:463
#10 0x00007f9e6c26f88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 9 (Thread 0x7f9e0fcc7700 (LWP 26338)):
#0  0x00007f9e698aa9f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x564e6393f4c4) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f9e698aa9f3 in __pthread_cond_wait_common (abstime=0x0, mutex=0x564e6393f470, cond=0x564e6393f498) at pthread_cond_wait.c:502
#2  0x00007f9e698aa9f3 in __pthread_cond_wait (cond=0x564e6393f498, mutex=0x564e6393f470) at pthread_cond_wait.c:655
#3  0x00007f9e6c979aeb in QWaitConditionPrivate::wait(QDeadlineTimer) (deadline=..., this=0x564e6393f470) at thread/qwaitcondition_unix.cpp:146
#4  0x00007f9e6c979aeb in QWaitCondition::wait(QMutex*, QDeadlineTimer) (this=<optimized out>, mutex=0x564e639f1f10, deadline=...) at thread/qwaitcondition_unix.cpp:225
#5  0x00007f9e6c979df9 in QWaitCondition::wait(QMutex*, unsigned long) (this=0x564e639f1f18, mutex=0x564e639f1f10, time=<optimized out>) at thread/qwaitcondition_unix.cpp:208
#6  0x00007f9e7099dec8 in  () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#7  0x00007f9e7099e2fa in  () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#8  0x00007f9e6c972b52 in QThreadPrivate::start(void*) (arg=0x564e639f1e90) at thread/qthread_unix.cpp:360
#9  0x00007f9e698a46db in start_thread (arg=0x7f9e0fcc7700) at pthread_create.c:463
#10 0x00007f9e6c26f88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 8 (Thread 0x7f9e13fff700 (LWP 26335)):
#0  0x00007f9e661e1649 in g_mutex_lock () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f9e6619a470 in g_main_context_acquire () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f9e6619b485 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f9e6619b6dc in g_main_context_iteration () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f9e6cbb5b9b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7f9e00000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#5  0x00007f9e6cb5606a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7f9e13ffeda0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:225
#6  0x00007f9e6c9713aa in QThread::exec() (this=<optimized out>) at thread/qthread.cpp:531
#7  0x00007f9e6c972b52 in QThreadPrivate::start(void*) (arg=0x564e634de8e0) at thread/qthread_unix.cpp:360
#8  0x00007f9e698a46db in start_thread (arg=0x7f9e13fff700) at pthread_create.c:463
#9  0x00007f9e6c26f88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 7 (Thread 0x7f9e25150700 (LWP 26330)):
#0  0x00007f9e6c25e0b4 in __GI___libc_read (fd=37, buf=0x7f9e2514fb50, nbytes=16) at ../sysdeps/unix/sysv/linux/read.c:27
#1  0x00007f9e661e02d0 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f9e6619b0b7 in g_main_context_check () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f9e6619b570 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f9e6619b6dc in g_main_context_iteration () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f9e6cbb5b9b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7f9e20000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#6  0x00007f9e6cb5606a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7f9e2514fd60, flags=..., flags@entry=...) at kernel/qeventloop.cpp:225
#7  0x00007f9e6c9713aa in QThread::exec() (this=<optimized out>) at thread/qthread.cpp:531
#8  0x00007f9e2581b197 in KCupsConnection::run() () at /usr/lib/x86_64-linux-gnu/libkcupslib.so
#9  0x00007f9e6c972b52 in QThreadPrivate::start(void*) (arg=0x564e633e8030) at thread/qthread_unix.cpp:360
#10 0x00007f9e698a46db in start_thread (arg=0x7f9e25150700) at pthread_create.c:463
#11 0x00007f9e6c26f88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 6 (Thread 0x7f9e39c89700 (LWP 26327)):
#0  0x00007f9e6c262bf9 in __GI___poll (fds=0x7f9e34005710, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f9e6619b5c9 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f9e6619b6dc in g_main_context_iteration () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f9e6cbb5b9b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7f9e3405e070, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007f9e6cb5606a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7f9e39c88d30, flags=..., flags@entry=...) at kernel/qeventloop.cpp:225
#5  0x00007f9e6c9713aa in QThread::exec() (this=<optimized out>) at thread/qthread.cpp:531
#6  0x00007f9e70917ac6 in  () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#7  0x00007f9e6c972b52 in QThreadPrivate::start(void*) (arg=0x564e62d5dc80) at thread/qthread_unix.cpp:360
#8  0x00007f9e698a46db in start_thread (arg=0x7f9e39c89700) at pthread_create.c:463
#9  0x00007f9e6c26f88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 5 (Thread 0x7f9e39488700 (LWP 26326)):
#0  0x00007f9e698aa9f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x564e60384894) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f9e698aa9f3 in __pthread_cond_wait_common (abstime=0x0, mutex=0x564e60384840, cond=0x564e60384868) at pthread_cond_wait.c:502
#2  0x00007f9e698aa9f3 in __pthread_cond_wait (cond=0x564e60384868, mutex=0x564e60384840) at pthread_cond_wait.c:655
#3  0x00007f9e6c979aeb in QWaitConditionPrivate::wait(QDeadlineTimer) (deadline=..., this=0x564e60384840) at thread/qwaitcondition_unix.cpp:146
#4  0x00007f9e6c979aeb in QWaitCondition::wait(QMutex*, QDeadlineTimer) (this=<optimized out>, mutex=0x564e603846d0, deadline=...) at thread/qwaitcondition_unix.cpp:225
#5  0x00007f9e6c979df9 in QWaitCondition::wait(QMutex*, unsigned long) (this=0x564e603846d8, mutex=0x564e603846d0, time=<optimized out>) at thread/qwaitcondition_unix.cpp:208
#6  0x00007f9e7099dec8 in  () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#7  0x00007f9e7099e2fa in  () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#8  0x00007f9e6c972b52 in QThreadPrivate::start(void*) (arg=0x564e60384650) at thread/qthread_unix.cpp:360
#9  0x00007f9e698a46db in start_thread (arg=0x7f9e39488700) at pthread_create.c:463
#10 0x00007f9e6c26f88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 4 (Thread 0x7f9e4aad8700 (LWP 26320)):
#0  0x00007f9e698aa9f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x564e5f1d93e8) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f9e698aa9f3 in __pthread_cond_wait_common (abstime=0x0, mutex=0x564e5f1d9398, cond=0x564e5f1d93c0) at pthread_cond_wait.c:502
#2  0x00007f9e698aa9f3 in __pthread_cond_wait (cond=0x564e5f1d93c0, mutex=0x564e5f1d9398) at pthread_cond_wait.c:655
#3  0x00007f9e4beec2cb in  () at /usr/lib/x86_64-linux-gnu/dri/i965_dri.so
#4  0x00007f9e4beebff7 in  () at /usr/lib/x86_64-linux-gnu/dri/i965_dri.so
#5  0x00007f9e698a46db in start_thread (arg=0x7f9e4aad8700) at pthread_create.c:463
#6  0x00007f9e6c26f88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 3 (Thread 0x7f9e56989700 (LWP 26319)):
#0  0x00007f9e6619ab36 in g_main_context_prepare () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f9e6619b4fb in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f9e6619b6dc in g_main_context_iteration () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f9e6cbb5b9b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7f9e50000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007f9e6cb5606a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7f9e56988d80, flags=..., flags@entry=...) at kernel/qeventloop.cpp:225
#5  0x00007f9e6c9713aa in QThread::exec() (this=<optimized out>) at thread/qthread.cpp:531
#6  0x00007f9e70445815 in  () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007f9e6c972b52 in QThreadPrivate::start(void*) (arg=0x564e5f3b1e60) at thread/qthread_unix.cpp:360
#8  0x00007f9e698a46db in start_thread (arg=0x7f9e56989700) at pthread_create.c:463
#9  0x00007f9e6c26f88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 2 (Thread 0x7f9e5c8aa700 (LWP 26318)):
#0  0x00007f9e661e1649 in g_mutex_lock () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f9e6619ab33 in g_main_context_prepare () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f9e6619b4fb in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f9e6619b6dc in g_main_context_iteration () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f9e6cbb5b9b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7f9e58000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#5  0x00007f9e6cb5606a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7f9e5c8a9d70, flags=..., flags@entry=...) at kernel/qeventloop.cpp:225
#6  0x00007f9e6c9713aa in QThread::exec() (this=this@entry=0x7f9e6dee1d80 <(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at thread/qthread.cpp:531
#7  0x00007f9e6dc6a0e5 in QDBusConnectionManager::run() (this=0x7f9e6dee1d80 <(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at qdbusconnection.cpp:178
#8  0x00007f9e6c972b52 in QThreadPrivate::start(void*) (arg=0x7f9e6dee1d80 <(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at thread/qthread_unix.cpp:360
#9  0x00007f9e698a46db in start_thread (arg=0x7f9e5c8aa700) at pthread_create.c:463
#10 0x00007f9e6c26f88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 1 (Thread 0x7f9e72b3a800 (LWP 26316)):
#0  0x00007f9e698aa9f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x564e6fb30f60) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f9e698aa9f3 in __pthread_cond_wait_common (abstime=0x0, mutex=0x564e6fb30f10, cond=0x564e6fb30f38) at pthread_cond_wait.c:502
#2  0x00007f9e698aa9f3 in __pthread_cond_wait (cond=0x564e6fb30f38, mutex=0x564e6fb30f10) at pthread_cond_wait.c:655
#3  0x00007f9e6c979aeb in QWaitConditionPrivate::wait(QDeadlineTimer) (deadline=..., this=0x564e6fb30f10) at thread/qwaitcondition_unix.cpp:146
#4  0x00007f9e6c979aeb in QWaitCondition::wait(QMutex*, QDeadlineTimer) (this=<optimized out>, mutex=0x564e6fb2f850, deadline=...) at thread/qwaitcondition_unix.cpp:225
#5  0x00007f9e6c979df9 in QWaitCondition::wait(QMutex*, unsigned long) (this=0x564e6fb2f858, mutex=0x564e6fb2f850, time=<optimized out>) at thread/qwaitcondition_unix.cpp:208
#6  0x00007f9e7099b0ed in  () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#7  0x00007f9e7099d66d in  () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#8  0x00007f9e7099dce9 in  () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#9  0x00007f9e6d136525 in QWindow::event(QEvent*) (this=0x564e6f9f3260, ev=<optimized out>) at kernel/qwindow.cpp:2359
#10 0x00007f9e709fda45 in QQuickWindow::event(QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#11 0x00007f9e727464db in PlasmaQuick::Dialog::event(QEvent*) () at /usr/lib/x86_64-linux-gnu/libKF5PlasmaQuick.so.5
#12 0x00007f9e6e4c2eac in QApplicationPrivate::notify_helper(QObject*, QEvent*) (this=this@entry=0x564e5f1abfe0, receiver=receiver@entry=0x564e6f9f3260, e=e@entry=0x7ffe1e8e1610) at kernel/qapplication.cpp:3703
#13 0x00007f9e6e4ca4b0 in QApplication::notify(QObject*, QEvent*) (this=0x7ffe1e8e1a40, receiver=0x564e6f9f3260, e=0x7ffe1e8e1610) at kernel/qapplication.cpp:3449
#14 0x00007f9e6cb57f08 in QCoreApplication::notifyInternal2(QObject*, QEvent*) (receiver=0x564e6f9f3260, event=0x7ffe1e8e1610) at kernel/qcoreapplication.cpp:1095
#15 0x00007f9e6cb580ee in QCoreApplication::sendSpontaneousEvent(QObject*, QEvent*) (receiver=receiver@entry=0x564e6f9f3260, event=event@entry=0x7ffe1e8e1610) at kernel/qcoreapplication.cpp:1502
#16 0x00007f9e6d12c41a in QGuiApplicationPrivate::processExposeEvent(QWindowSystemInterfacePrivate::ExposeEvent*) (e=0x564e72175610) at kernel/qguiapplication.cpp:3081
#17 0x00007f9e6d12c66d in QGuiApplicationPrivate::processWindowSystemEvent(QWindowSystemInterfacePrivate::WindowSystemEvent*) (e=e@entry=0x564e72175610) at kernel/qguiapplication.cpp:1911
#18 0x00007f9e6d10679b in QWindowSystemInterface::sendWindowSystemEvents(QFlags<QEventLoop::ProcessEventsFlag>) (flags=...) at kernel/qwindowsysteminterface.cpp:1148
#19 0x00007f9e60112750 in  () at /usr/lib/x86_64-linux-gnu/libQt5WaylandClient.so.5
#20 0x00007f9e6619b417 in g_main_context_dispatch () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#21 0x00007f9e6619b650 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#22 0x00007f9e6619b6dc in g_main_context_iteration () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#23 0x00007f9e6cbb5b7f in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x564e5f1ed210, flags=...) at kernel/qeventdispatcher_glib.cpp:423
#24 0x00007f9e6cb5606a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7ffe1e8e18f0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:225
#25 0x00007f9e6cb5f3e0 in QCoreApplication::exec() () at kernel/qcoreapplication.cpp:1403
#26 0x0000564e5e70acef in main(int, char**) (argc=<optimized out>, argv=<optimized out>) at ./shell/main.cpp:219

Possible duplicates by query: bug 414486, bug 414466, bug 414436, bug 414419, bug 414411.

Reported using DrKonqi