Application: plasmashell (5.9.4)

Qt Version: 5.7.1
Frameworks Version: 5.31.0
Operating System: Linux 4.10.0-20-generic x86_64
Distribution: Ubuntu 17.04

-- Information about the crash:
- What I was doing when the application crashed:
searching in the taskbar,input some special word , such as "filezilla",it carshed.

The crash can be reproduced every time.

-- 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 0x7f21202c2280 (LWP 1962))]

Thread 16 (Thread 0x7f2013fff700 (LWP 2669)):
#0  0x00007f2119441510 in pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f211a599b4b in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#2  0x00007f20571ee240 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#3  0x00007f20571f2478 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#4  0x00007f20571ed3bd in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#5  0x00007f20571f0289 in ThreadWeaver::Thread::run() () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#6  0x00007f211a598c98 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f211943b6da in start_thread (arg=0x7f2013fff700) at pthread_create.c:456
#8  0x00007f2119ea517f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 15 (Thread 0x7f2030ff9700 (LWP 2668)):
#0  0x00007f2119441510 in pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f211a599b4b in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#2  0x00007f20571ee240 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#3  0x00007f20571f2478 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#4  0x00007f20571ed3bd in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#5  0x00007f20571f0289 in ThreadWeaver::Thread::run() () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#6  0x00007f211a598c98 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f211943b6da in start_thread (arg=0x7f2030ff9700) at pthread_create.c:456
#8  0x00007f2119ea517f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 14 (Thread 0x7f20317fa700 (LWP 2667)):
#0  0x00007f2119441510 in pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f211a599b4b in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#2  0x00007f20571ee240 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#3  0x00007f20571f2478 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#4  0x00007f20571ed3bd in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#5  0x00007f20571f0289 in ThreadWeaver::Thread::run() () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#6  0x00007f211a598c98 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f211943b6da in start_thread (arg=0x7f20317fa700) at pthread_create.c:456
#8  0x00007f2119ea517f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 13 (Thread 0x7f2031ffb700 (LWP 2666)):
#0  0x00007f2119441510 in pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f211a599b4b in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#2  0x00007f20571ee240 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#3  0x00007f20571f2478 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#4  0x00007f20571ed3bd in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#5  0x00007f20571f0289 in ThreadWeaver::Thread::run() () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#6  0x00007f211a598c98 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f211943b6da in start_thread (arg=0x7f2031ffb700) at pthread_create.c:456
#8  0x00007f2119ea517f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 12 (Thread 0x7f20327fc700 (LWP 2665)):
#0  0x00007f2119441510 in pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f211a599b4b in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#2  0x00007f20571ee240 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#3  0x00007f20571f2478 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#4  0x00007f20571ed3bd in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#5  0x00007f20571f0289 in ThreadWeaver::Thread::run() () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#6  0x00007f211a598c98 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f211943b6da in start_thread (arg=0x7f20327fc700) at pthread_create.c:456
#8  0x00007f2119ea517f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 11 (Thread 0x7f2032ffd700 (LWP 2664)):
#0  0x00007f2119441510 in pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f211a599b4b in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#2  0x00007f20571ee240 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#3  0x00007f20571f2478 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#4  0x00007f20571ed3bd in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#5  0x00007f20571f24d2 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#6  0x00007f20571ed3bd in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#7  0x00007f20571f0289 in ThreadWeaver::Thread::run() () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#8  0x00007f211a598c98 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007f211943b6da in start_thread (arg=0x7f2032ffd700) at pthread_create.c:456
#10 0x00007f2119ea517f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 10 (Thread 0x7f20337fe700 (LWP 2663)):
#0  0x00007f2119441510 in pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f211a599b4b in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#2  0x00007f20571ee240 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#3  0x00007f20571f2478 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#4  0x00007f20571ed3bd in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#5  0x00007f20571f24d2 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#6  0x00007f20571ed3bd in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#7  0x00007f20571f0289 in ThreadWeaver::Thread::run() () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#8  0x00007f211a598c98 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007f211943b6da in start_thread (arg=0x7f20337fe700) at pthread_create.c:456
#10 0x00007f2119ea517f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 9 (Thread 0x7f2033fff700 (LWP 2662)):
#0  0x00007f2119441510 in pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f211a599b4b in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#2  0x00007f20571ee240 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#3  0x00007f20571f2478 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#4  0x00007f20571ed3bd in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#5  0x00007f20571f24d2 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#6  0x00007f20571ed3bd in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#7  0x00007f20571f24d2 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#8  0x00007f20571ed3bd in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#9  0x00007f20571f24d2 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#10 0x00007f20571ed3bd in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#11 0x00007f20571f24d2 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#12 0x00007f20571ed3bd in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#13 0x00007f20571f0289 in ThreadWeaver::Thread::run() () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#14 0x00007f211a598c98 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#15 0x00007f211943b6da in start_thread (arg=0x7f2033fff700) at pthread_create.c:456
#16 0x00007f2119ea517f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 8 (Thread 0x7f2050ac2700 (LWP 2597)):
#0  0x00007f2114ae9ba7 in g_main_context_prepare () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f2114aea49b in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f2114aea68c in g_main_context_iteration () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f211a7bcf2b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f211a76688a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f211a593fe3 in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f2052fdf5c7 in KCupsConnection::run() () at /usr/lib/x86_64-linux-gnu/libkcupslib.so
#7  0x00007f211a598c98 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f211943b6da in start_thread (arg=0x7f2050ac2700) at pthread_create.c:456
#9  0x00007f2119ea517f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 7 (Thread 0x7f2065d95700 (LWP 2135)):
#0  0x00007f2114b2fed9 in g_mutex_lock () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f2114ae9a79 in g_main_context_prepare () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f2114aea49b in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f2114aea68c in g_main_context_iteration () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f211a7bcf2b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f211a76688a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f211a593fe3 in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f211dfe24c6 in  () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#8  0x00007f211a598c98 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007f211943b6da in start_thread (arg=0x7f2065d95700) at pthread_create.c:456
#10 0x00007f2119ea517f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 6 (Thread 0x7f20f61f9700 (LWP 2057)):
#0  0x00007f2119441510 in pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f211fc4c2c4 in  () at /usr/lib/x86_64-linux-gnu/libQt5Script.so.5
#2  0x00007f211fc4c309 in  () at /usr/lib/x86_64-linux-gnu/libQt5Script.so.5
#3  0x00007f211943b6da in start_thread (arg=0x7f20f61f9700) at pthread_create.c:456
#4  0x00007f2119ea517f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 5 (Thread 0x7f20f7fff700 (LWP 2040)):
#0  0x00007f2114ae9eb9 in g_main_context_check () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f2114aea514 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f2114aea68c in g_main_context_iteration () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f211a7bcf2b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f211a76688a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f211a593fe3 in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f211d45bdf5 in  () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007f211a598c98 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f211943b6da in start_thread (arg=0x7f20f7fff700) at pthread_create.c:456
#9  0x00007f2119ea517f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 4 (Thread 0x7f2101fda700 (LWP 2023)):
#0  0x00007f2119e94cad in read () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f2114b2eb30 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f2114aea042 in g_main_context_check () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f2114aea514 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f2114aea68c in g_main_context_iteration () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f211a7bcf2b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f211a76688a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f211a593fe3 in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f211d45bdf5 in  () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#9  0x00007f211a598c98 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#10 0x00007f211943b6da in start_thread (arg=0x7f2101fda700) at pthread_create.c:456
#11 0x00007f2119ea517f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 3 (Thread 0x7f2109193700 (LWP 1969)):
#0  0x00007f2119e9918d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f211eba8c62 in  () at /usr/lib/x86_64-linux-gnu/libxcb.so.1
#2  0x00007f211ebaa8d7 in xcb_wait_for_event () at /usr/lib/x86_64-linux-gnu/libxcb.so.1
#3  0x00007f210b2d8ed9 in  () at /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#4  0x00007f211a598c98 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f211943b6da in start_thread (arg=0x7f2109193700) at pthread_create.c:456
#6  0x00007f2119ea517f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 2 (Thread 0x7f210c434700 (LWP 1967)):
#0  0x00007f2119e9918d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f2114aea576 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f2114aea68c in g_main_context_iteration () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f211a7bcf2b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f211a76688a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f211a593fe3 in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f211abcf5c5 in  () at /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5
#7  0x00007f211a598c98 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f211943b6da in start_thread (arg=0x7f210c434700) at pthread_create.c:456
#9  0x00007f2119ea517f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 1 (Thread 0x7f21202c2280 (LWP 1962)):
[KCrash Handler]
#6  0x00007f211a794de5 in QMetaObject::activate(QObject*, int, void**) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f211d22e4ef in  () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007f211d47f57a in QQmlDelegateModel::_q_itemsChanged(int, int, QVector<int> const&) () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#9  0x00007f211d4a6d2c in  () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#10 0x00007f211d4a7468 in QQmlDelegateModel::qt_metacall(QMetaObject::Call, int, void**) () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#11 0x00007f211a794644 in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#12 0x00007f211a80b4bc in QAbstractItemModel::dataChanged(QModelIndex const&, QModelIndex const&, QVector<int> const&) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#13 0x00007f20585ef800 in  () at /usr/lib/x86_64-linux-gnu/qt5/qml/org/kde/plasma/private/kicker/libkickerplugin.so
#14 0x00007f20585ed63e in  () at /usr/lib/x86_64-linux-gnu/qt5/qml/org/kde/plasma/private/kicker/libkickerplugin.so
#15 0x00007f20585fdac9 in  () at /usr/lib/x86_64-linux-gnu/qt5/qml/org/kde/plasma/private/kicker/libkickerplugin.so
#16 0x00007f211a7944a9 in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#17 0x00007f2057cd8892 in Plasma::RunnerManager::matchesChanged(QList<Plasma::QueryMatch> const&) () at /usr/lib/x86_64-linux-gnu/libKF5Runner.so.5
#18 0x00007f2057cdcea1 in  () at /usr/lib/x86_64-linux-gnu/libKF5Runner.so.5
#19 0x00007f211a7944a9 in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#20 0x00007f211a7a0e38 in QTimer::timerEvent(QTimerEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#21 0x00007f211a795313 in QObject::event(QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#22 0x00007f211b6cb35c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#23 0x00007f211b6d2b11 in QApplication::notify(QObject*, QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#24 0x00007f211a7688a0 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#25 0x00007f211a7bbeae in QTimerInfoList::activateTimers() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#26 0x00007f211a7bc3d1 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#27 0x00007f2114aea377 in g_main_context_dispatch () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#28 0x00007f2114aea5e0 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#29 0x00007f2114aea68c in g_main_context_iteration () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#30 0x00007f211a7bcf0f in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#31 0x00007f211a76688a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#32 0x00007f211a76effc in QCoreApplication::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#33 0x00005582325e30bf in  ()
#34 0x00007f2119dbd3f1 in __libc_start_main (main=0x5582325e2560, argc=1, argv=0x7fff78e71db8, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7fff78e71da8) at ../csu/libc-start.c:291
#35 0x00005582325e343a in _start ()

Reported using DrKonqi