Application: plasmashell (5.12.7)

Qt Version: 5.9.5
Frameworks Version: 5.44.0
Operating System: Linux 4.15.0-48-generic x86_64
Distribution: Ubuntu 18.04.2 LTS

-- Information about the crash:
I disconnected from my network (wired connection) over the gui and Plasma crashes

-- 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 0x7f23517f8800 (LWP 1745))]

Thread 21 (Thread 0x7f2245261700 (LWP 13989)):
[KCrash Handler]
#6  0x00007f234f24e640 in QSGSimpleTextureNode::texture() const () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#7  0x00007f2298b50963 in  () at /usr/lib/x86_64-linux-gnu/qt5/qml/org/kde/kquickcontrolsaddons/libkquickcontrolsaddonsplugin.so
#8  0x00007f234b70777f in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007f234f2d0a30 in QQuickWindowPrivate::renderSceneGraph(QSize const&) () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#10 0x00007f234f27bbbc in  () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#11 0x00007f234f280ac8 in  () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#12 0x00007f234b4fa17d in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#13 0x00007f234a67b6db in start_thread (arg=0x7f2245261700) at pthread_create.c:463
#14 0x00007f234adf588f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 20 (Thread 0x7f2245ffb700 (LWP 13794)):
#0  0x00007f234a6819f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55a35e26e504) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f234a6819f3 in __pthread_cond_wait_common (abstime=0x0, mutex=0x55a35e26e4b0, cond=0x55a35e26e4d8) at pthread_cond_wait.c:502
#2  0x00007f234a6819f3 in __pthread_cond_wait (cond=0x55a35e26e4d8, mutex=0x55a35e26e4b0) at pthread_cond_wait.c:655
#3  0x00007f234b4fb5ab in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f228a988ad5 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#5  0x00007f228a98cba8 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#6  0x00007f228a987c8d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#7  0x00007f228a98cc02 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#8  0x00007f228a987c8d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#9  0x00007f228a98aa6b in ThreadWeaver::Thread::run() () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#10 0x00007f234b4fa17d in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#11 0x00007f234a67b6db in start_thread (arg=0x7f2245ffb700) at pthread_create.c:463
#12 0x00007f234adf588f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 19 (Thread 0x7f22467fc700 (LWP 13793)):
#0  0x00007f234a6819f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55a35e26e504) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f234a6819f3 in __pthread_cond_wait_common (abstime=0x0, mutex=0x55a35e26e4b0, cond=0x55a35e26e4d8) at pthread_cond_wait.c:502
#2  0x00007f234a6819f3 in __pthread_cond_wait (cond=0x55a35e26e4d8, mutex=0x55a35e26e4b0) at pthread_cond_wait.c:655
#3  0x00007f234b4fb5ab in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f228a988ad5 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#5  0x00007f228a98cba8 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#6  0x00007f228a987c8d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#7  0x00007f228a98cc02 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#8  0x00007f228a987c8d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#9  0x00007f228a98aa6b in ThreadWeaver::Thread::run() () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#10 0x00007f234b4fa17d in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#11 0x00007f234a67b6db in start_thread (arg=0x7f22467fc700) at pthread_create.c:463
#12 0x00007f234adf588f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 18 (Thread 0x7f2246ffd700 (LWP 13792)):
#0  0x00007f234a6819f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55a35e26e504) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f234a6819f3 in __pthread_cond_wait_common (abstime=0x0, mutex=0x55a35e26e4b0, cond=0x55a35e26e4d8) at pthread_cond_wait.c:502
#2  0x00007f234a6819f3 in __pthread_cond_wait (cond=0x55a35e26e4d8, mutex=0x55a35e26e4b0) at pthread_cond_wait.c:655
#3  0x00007f234b4fb5ab in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f228a988ad5 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#5  0x00007f228a98cba8 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#6  0x00007f228a987c8d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#7  0x00007f228a98cc02 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#8  0x00007f228a987c8d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#9  0x00007f228a98aa6b in ThreadWeaver::Thread::run() () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#10 0x00007f234b4fa17d in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#11 0x00007f234a67b6db in start_thread (arg=0x7f2246ffd700) at pthread_create.c:463
#12 0x00007f234adf588f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 17 (Thread 0x7f22477fe700 (LWP 13791)):
#0  0x00007f234a6819f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55a35e26e504) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f234a6819f3 in __pthread_cond_wait_common (abstime=0x0, mutex=0x55a35e26e4b0, cond=0x55a35e26e4d8) at pthread_cond_wait.c:502
#2  0x00007f234a6819f3 in __pthread_cond_wait (cond=0x55a35e26e4d8, mutex=0x55a35e26e4b0) at pthread_cond_wait.c:655
#3  0x00007f234b4fb5ab in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f228a988ad5 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#5  0x00007f228a98cba8 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#6  0x00007f228a987c8d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#7  0x00007f228a98cc02 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#8  0x00007f228a987c8d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#9  0x00007f228a98cc02 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#10 0x00007f228a987c8d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#11 0x00007f228a98cc02 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#12 0x00007f228a987c8d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#13 0x00007f228a98aa6b in ThreadWeaver::Thread::run() () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#14 0x00007f234b4fa17d in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#15 0x00007f234a67b6db in start_thread (arg=0x7f22477fe700) at pthread_create.c:463
#16 0x00007f234adf588f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 16 (Thread 0x7f2247fff700 (LWP 13790)):
#0  0x00007f234a6819f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55a35e26e504) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f234a6819f3 in __pthread_cond_wait_common (abstime=0x0, mutex=0x55a35e26e4b0, cond=0x55a35e26e4d8) at pthread_cond_wait.c:502
#2  0x00007f234a6819f3 in __pthread_cond_wait (cond=0x55a35e26e4d8, mutex=0x55a35e26e4b0) at pthread_cond_wait.c:655
#3  0x00007f234b4fb5ab in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f228a988ad5 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#5  0x00007f228a98cba8 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#6  0x00007f228a987c8d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#7  0x00007f228a98cc02 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#8  0x00007f228a987c8d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#9  0x00007f228a98aa6b in ThreadWeaver::Thread::run() () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#10 0x00007f234b4fa17d in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#11 0x00007f234a67b6db in start_thread (arg=0x7f2247fff700) at pthread_create.c:463
#12 0x00007f234adf588f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 15 (Thread 0x7f2258fb6700 (LWP 13789)):
#0  0x00007f234a6819f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55a35e26e504) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f234a6819f3 in __pthread_cond_wait_common (abstime=0x0, mutex=0x55a35e26e4b0, cond=0x55a35e26e4d8) at pthread_cond_wait.c:502
#2  0x00007f234a6819f3 in __pthread_cond_wait (cond=0x55a35e26e4d8, mutex=0x55a35e26e4b0) at pthread_cond_wait.c:655
#3  0x00007f234b4fb5ab in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f228a988ad5 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#5  0x00007f228a98cba8 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#6  0x00007f228a987c8d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#7  0x00007f228a98cc02 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#8  0x00007f228a987c8d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#9  0x00007f228a98cc02 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#10 0x00007f228a987c8d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#11 0x00007f228a98cc02 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#12 0x00007f228a987c8d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#13 0x00007f228a98aa6b in ThreadWeaver::Thread::run() () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#14 0x00007f234b4fa17d in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#15 0x00007f234a67b6db in start_thread (arg=0x7f2258fb6700) at pthread_create.c:463
#16 0x00007f234adf588f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 14 (Thread 0x7f22597b7700 (LWP 13788)):
#0  0x00007f234a6819f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55a35e26e504) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f234a6819f3 in __pthread_cond_wait_common (abstime=0x0, mutex=0x55a35e26e4b0, cond=0x55a35e26e4d8) at pthread_cond_wait.c:502
#2  0x00007f234a6819f3 in __pthread_cond_wait (cond=0x55a35e26e4d8, mutex=0x55a35e26e4b0) at pthread_cond_wait.c:655
#3  0x00007f234b4fb5ab in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f228a988ad5 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#5  0x00007f228a98cba8 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#6  0x00007f228a987c8d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#7  0x00007f228a98cc02 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#8  0x00007f228a987c8d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#9  0x00007f228a98aa6b in ThreadWeaver::Thread::run() () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#10 0x00007f234b4fa17d in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#11 0x00007f234a67b6db in start_thread (arg=0x7f22597b7700) at pthread_create.c:463
#12 0x00007f234adf588f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 13 (Thread 0x7f22774fe700 (LWP 13787)):
#0  0x00007f234a6819f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55a35e26e504) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f234a6819f3 in __pthread_cond_wait_common (abstime=0x0, mutex=0x55a35e26e4b0, cond=0x55a35e26e4d8) at pthread_cond_wait.c:502
#2  0x00007f234a6819f3 in __pthread_cond_wait (cond=0x55a35e26e4d8, mutex=0x55a35e26e4b0) at pthread_cond_wait.c:655
#3  0x00007f234b4fb5ab in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f228a988ad5 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#5  0x00007f228a98cba8 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#6  0x00007f228a987c8d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#7  0x00007f228a98cc02 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#8  0x00007f228a987c8d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#9  0x00007f228a98cc02 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#10 0x00007f228a987c8d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#11 0x00007f228a98aa6b in ThreadWeaver::Thread::run() () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#12 0x00007f234b4fa17d in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#13 0x00007f234a67b6db in start_thread (arg=0x7f22774fe700) at pthread_create.c:463
#14 0x00007f234adf588f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 12 (Thread 0x7f225bfff700 (LWP 6945)):
#0  0x00007f234a6819f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55a3617d0ff0) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f234a6819f3 in __pthread_cond_wait_common (abstime=0x0, mutex=0x55a3617d0fa0, cond=0x55a3617d0fc8) at pthread_cond_wait.c:502
#2  0x00007f234a6819f3 in __pthread_cond_wait (cond=0x55a3617d0fc8, mutex=0x55a3617d0fa0) at pthread_cond_wait.c:655
#3  0x00007f234b4fb5ab in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f234f2806a8 in  () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#5  0x00007f234f280b0a in  () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#6  0x00007f234b4fa17d in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f234a67b6db in start_thread (arg=0x7f225bfff700) at pthread_create.c:463
#8  0x00007f234adf588f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 11 (Thread 0x7f22753fc700 (LWP 6941)):
#0  0x00007f234a6819f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55a361c64244) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f234a6819f3 in __pthread_cond_wait_common (abstime=0x0, mutex=0x55a361c641f0, cond=0x55a361c64218) at pthread_cond_wait.c:502
#2  0x00007f234a6819f3 in __pthread_cond_wait (cond=0x55a361c64218, mutex=0x55a361c641f0) at pthread_cond_wait.c:655
#3  0x00007f234b4fb5ab in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f234f2806a8 in  () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#5  0x00007f234f280b0a in  () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#6  0x00007f234b4fa17d in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f234a67b6db in start_thread (arg=0x7f22753fc700) at pthread_create.c:463
#8  0x00007f234adf588f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 10 (Thread 0x7f22760ed700 (LWP 2221)):
#0  0x00007f234a6819f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7f2334012bf4) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f234a6819f3 in __pthread_cond_wait_common (abstime=0x0, mutex=0x7f2334012ba0, cond=0x7f2334012bc8) at pthread_cond_wait.c:502
#2  0x00007f234a6819f3 in __pthread_cond_wait (cond=0x7f2334012bc8, mutex=0x7f2334012ba0) at pthread_cond_wait.c:655
#3  0x00007f234b4fb5ab in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f234f2806a8 in  () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#5  0x00007f234f280b0a in  () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#6  0x00007f234b4fa17d in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f234a67b6db in start_thread (arg=0x7f22760ed700) at pthread_create.c:463
#8  0x00007f234adf588f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 9 (Thread 0x7f2276aee700 (LWP 2068)):
#0  0x00007f234a6819f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55a360532d04) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f234a6819f3 in __pthread_cond_wait_common (abstime=0x0, mutex=0x55a360532cb0, cond=0x55a360532cd8) at pthread_cond_wait.c:502
#2  0x00007f234a6819f3 in __pthread_cond_wait (cond=0x55a360532cd8, mutex=0x55a360532cb0) at pthread_cond_wait.c:655
#3  0x00007f234b4fb5ab in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f234f2806a8 in  () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#5  0x00007f234f280b0a in  () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#6  0x00007f234b4fa17d in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f234a67b6db in start_thread (arg=0x7f2276aee700) at pthread_create.c:463
#8  0x00007f234adf588f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 8 (Thread 0x7f2277fff700 (LWP 2065)):
#0  0x00007f234a6819f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55a3604dd610) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f234a6819f3 in __pthread_cond_wait_common (abstime=0x0, mutex=0x55a3604dd5c0, cond=0x55a3604dd5e8) at pthread_cond_wait.c:502
#2  0x00007f234a6819f3 in __pthread_cond_wait (cond=0x55a3604dd5e8, mutex=0x55a3604dd5c0) at pthread_cond_wait.c:655
#3  0x00007f234b4fb5ab in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f234f2806a8 in  () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#5  0x00007f234f280b0a in  () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#6  0x00007f234b4fa17d in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f234a67b6db in start_thread (arg=0x7f2277fff700) at pthread_create.c:463
#8  0x00007f234adf588f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 7 (Thread 0x7f227f64b700 (LWP 2034)):
#0  0x00007f234ade8bf9 in __GI___poll (fds=0x7f2278006070, nfds=1, timeout=508777) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f23459515c9 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f23459516dc in g_main_context_iteration () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f234b7319bb in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f234b6d6a1a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f234b4f523a in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f2281fa7747 in KCupsConnection::run() () at /usr/lib/x86_64-linux-gnu/libkcupslib.so
#7  0x00007f234b4fa17d in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f234a67b6db in start_thread (arg=0x7f227f64b700) at pthread_create.c:463
#9  0x00007f234adf588f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 6 (Thread 0x7f22979a5700 (LWP 1979)):
#0  0x00007f234a6819f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55a35e685614) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f234a6819f3 in __pthread_cond_wait_common (abstime=0x0, mutex=0x55a35e6855c0, cond=0x55a35e6855e8) at pthread_cond_wait.c:502
#2  0x00007f234a6819f3 in __pthread_cond_wait (cond=0x55a35e6855e8, mutex=0x55a35e6855c0) at pthread_cond_wait.c:655
#3  0x00007f234b4fb5ab in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f234f2806a8 in  () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#5  0x00007f234f280b0a in  () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#6  0x00007f234b4fa17d in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f234a67b6db in start_thread (arg=0x7f22979a5700) at pthread_create.c:463
#8  0x00007f234adf588f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 5 (Thread 0x7f2326990700 (LWP 1919)):
#0  0x00007f234a6819f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7f23511d6fb8) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f234a6819f3 in __pthread_cond_wait_common (abstime=0x0, mutex=0x7f23511d6f68, cond=0x7f23511d6f90) at pthread_cond_wait.c:502
#2  0x00007f234a6819f3 in __pthread_cond_wait (cond=0x7f23511d6f90, mutex=0x7f23511d6f68) at pthread_cond_wait.c:655
#3  0x00007f2350ee05f4 in  () at /usr/lib/x86_64-linux-gnu/libQt5Script.so.5
#4  0x00007f2350ee0639 in  () at /usr/lib/x86_64-linux-gnu/libQt5Script.so.5
#5  0x00007f234a67b6db in start_thread (arg=0x7f2326990700) at pthread_create.c:463
#6  0x00007f234adf588f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 4 (Thread 0x7f2331177700 (LWP 1862)):
#0  0x00007f234ade40b4 in __GI___libc_read (fd=11, buf=0x7f2331176b70, nbytes=16) at ../sysdeps/unix/sysv/linux/read.c:27
#1  0x00007f23459962d0 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f23459510b7 in g_main_context_check () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f2345951570 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f23459516dc in g_main_context_iteration () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f234b7319bb in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f234b6d6a1a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f234b4f523a in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f234e6676f5 in  () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#9  0x00007f234b4fa17d in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#10 0x00007f234a67b6db in start_thread (arg=0x7f2331177700) at pthread_create.c:463
#11 0x00007f234adf588f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 3 (Thread 0x7f23331e2700 (LWP 1782)):
#0  0x00007f2345997664 in g_mutex_unlock () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f2345951586 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f23459516dc in g_main_context_iteration () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f234b7319bb in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f234b6d6a1a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f234b4f523a in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f234e6676f5 in  () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007f234b4fa17d in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f234a67b6db in start_thread (arg=0x7f23331e2700) at pthread_create.c:463
#9  0x00007f234adf588f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 2 (Thread 0x7f2338d12700 (LWP 1764)):
#0  0x00007f234ade40b4 in __GI___libc_read (fd=7, buf=0x7f2338d11b60, nbytes=16) at ../sysdeps/unix/sysv/linux/read.c:27
#1  0x00007f23459962d0 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f23459510b7 in g_main_context_check () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f2345951570 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f23459516dc in g_main_context_iteration () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f234b7319bb in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f234b6d6a1a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f234b4f523a in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f234bbaed45 in  () at /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5
#9  0x00007f234b4fa17d in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#10 0x00007f234a67b6db in start_thread (arg=0x7f2338d12700) at pthread_create.c:463
#11 0x00007f234adf588f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 1 (Thread 0x7f23517f8800 (LWP 1745)):
#0  0x00007f234a6819f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55a3610a52a0) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f234a6819f3 in __pthread_cond_wait_common (abstime=0x0, mutex=0x55a3610a5250, cond=0x55a3610a5278) at pthread_cond_wait.c:502
#2  0x00007f234a6819f3 in __pthread_cond_wait (cond=0x55a3610a5278, mutex=0x55a3610a5250) at pthread_cond_wait.c:655
#3  0x00007f234b4fb5ab in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f234f27ce7d in  () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#5  0x00007f234f27dc52 in  () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#6  0x00007f234f2da726 in QQuickWindow::event(QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#7  0x00007f2351214323 in PlasmaQuick::Dialog::event(QEvent*) () at /usr/lib/x86_64-linux-gnu/libKF5PlasmaQuick.so.5
#8  0x00007f234c6e083c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#9  0x00007f234c6e8104 in QApplication::notify(QObject*, QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#10 0x00007f234b6d89e8 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#11 0x00007f234bf301a1 in QWindowPrivate::deliverUpdateRequest() () at /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
#12 0x00007f234bf306b9 in QWindow::event(QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
#13 0x00007f234f2da6c5 in QQuickWindow::event(QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#14 0x00007f2351214323 in PlasmaQuick::Dialog::event(QEvent*) () at /usr/lib/x86_64-linux-gnu/libKF5PlasmaQuick.so.5
#15 0x00007f234c6e083c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#16 0x00007f234c6e8104 in QApplication::notify(QObject*, QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#17 0x00007f234b6d89e8 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#18 0x00007f234b730e3e in QTimerInfoList::activateTimers() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#19 0x00007f234b731601 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#20 0x00007f2345951417 in g_main_context_dispatch () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#21 0x00007f2345951650 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#22 0x00007f23459516dc in g_main_context_iteration () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#23 0x00007f234b73199f in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#24 0x00007f234b6d6a1a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#25 0x00007f234b6dfac4 in QCoreApplication::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#26 0x000055a35d849cfa in  ()
#27 0x00007f234acf5b97 in __libc_start_main (main=0x55a35d849320, argc=1, argv=0x7ffe1ecd8338, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7ffe1ecd8328) at ../csu/libc-start.c:310
#28 0x000055a35d84a09a in _start ()

Reported using DrKonqi