Application: plasma-discover (5.10.0)

Qt Version: 5.8.0
Frameworks Version: 5.34.0
Operating System: Linux 4.11.3-1-ARCH x86_64
Distribution: "Arch Linux"

-- Information about the crash:
Discover crashes whenever I search for any application. I just start typing the name of the application, the application appears in the right pane and then the application crashes

The crash can be reproduced every time.

-- Backtrace:
Application: Discover (plasma-discover), signal: Segmentation fault
Using host libthread_db library "/usr/lib/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f60b014a7c0 (LWP 2458))]

Thread 12 (Thread 0x7f6029ffb700 (LWP 2551)):
#0  0x00007f60ab8f12bd in poll () at /usr/lib/libc.so.6
#1  0x00007f60a61f69b6 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007f60a61f6acc in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#3  0x00007f60ac224f2b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#4  0x00007f60ac1cc3aa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#5  0x00007f60abfe444a in QThread::exec() () at /usr/lib/libQt5Core.so.5
#6  0x00007f60abfe8e9c in  () at /usr/lib/libQt5Core.so.5
#7  0x00007f60a813e297 in start_thread () at /usr/lib/libpthread.so.0
#8  0x00007f60ab8fb25f in clone () at /usr/lib/libc.so.6

Thread 11 (Thread 0x7f600bfff700 (LWP 2550)):
#0  0x00007f60ab8f12bd in poll () at /usr/lib/libc.so.6
#1  0x00007f60a61f69b6 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007f60a61f6acc in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#3  0x00007f60ac224f2b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#4  0x00007f60ac1cc3aa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#5  0x00007f60abfe444a in QThread::exec() () at /usr/lib/libQt5Core.so.5
#6  0x00007f60abfe8e9c in  () at /usr/lib/libQt5Core.so.5
#7  0x00007f60a813e297 in start_thread () at /usr/lib/libpthread.so.0
#8  0x00007f60ab8fb25f in clone () at /usr/lib/libc.so.6

Thread 10 (Thread 0x7f60137fe700 (LWP 2487)):
#0  0x00007f60ab8ed02d in read () at /usr/lib/libc.so.6
#1  0x00007f60a623ae20 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007f60a61f647e in g_main_context_check () at /usr/lib/libglib-2.0.so.0
#3  0x00007f60a61f6954 in  () at /usr/lib/libglib-2.0.so.0
#4  0x00007f60a61f6d42 in g_main_loop_run () at /usr/lib/libglib-2.0.so.0
#5  0x00007f6029531f86 in  () at /usr/lib/libgio-2.0.so.0
#6  0x00007f60a621e295 in  () at /usr/lib/libglib-2.0.so.0
#7  0x00007f60a813e297 in start_thread () at /usr/lib/libpthread.so.0
#8  0x00007f60ab8fb25f in clone () at /usr/lib/libc.so.6

Thread 9 (Thread 0x7f6013fff700 (LWP 2486)):
#0  0x00007f60ab8f12bd in poll () at /usr/lib/libc.so.6
#1  0x00007f60a61f69b6 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007f60a61f6acc in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#3  0x00007f60a61f6b11 in  () at /usr/lib/libglib-2.0.so.0
#4  0x00007f60a621e295 in  () at /usr/lib/libglib-2.0.so.0
#5  0x00007f60a813e297 in start_thread () at /usr/lib/libpthread.so.0
#6  0x00007f60ab8fb25f in clone () at /usr/lib/libc.so.6

Thread 8 (Thread 0x7f606dffb700 (LWP 2471)):
#0  0x00007f60a61f5fa8 in g_main_context_prepare () at /usr/lib/libglib-2.0.so.0
#1  0x00007f60a61f68db in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007f60a61f6acc in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#3  0x00007f60ac224f2b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#4  0x00007f60ac1cc3aa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#5  0x00007f60abfe444a in QThread::exec() () at /usr/lib/libQt5Core.so.5
#6  0x00007f60abfe8e9c in  () at /usr/lib/libQt5Core.so.5
#7  0x00007f60a813e297 in start_thread () at /usr/lib/libpthread.so.0
#8  0x00007f60ab8fb25f in clone () at /usr/lib/libc.so.6

Thread 7 (Thread 0x7f606ffff700 (LWP 2467)):
#0  0x00007f60a81446cc in pthread_cond_timedwait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f60abfea0d8 in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/libQt5Core.so.5
#2  0x00007f60abfe55b4 in  () at /usr/lib/libQt5Core.so.5
#3  0x00007f60abfe8e9c in  () at /usr/lib/libQt5Core.so.5
#4  0x00007f60a813e297 in start_thread () at /usr/lib/libpthread.so.0
#5  0x00007f60ab8fb25f in clone () at /usr/lib/libc.so.6

Thread 6 (Thread 0x7f607ecaf700 (LWP 2463)):
#0  0x00007f60ab90809f in __libc_enable_asynccancel () at /usr/lib/libc.so.6
#1  0x00007f60ab8ed022 in read () at /usr/lib/libc.so.6
#2  0x00007f60a623ae20 in  () at /usr/lib/libglib-2.0.so.0
#3  0x00007f60a61f647e in g_main_context_check () at /usr/lib/libglib-2.0.so.0
#4  0x00007f60a61f6954 in  () at /usr/lib/libglib-2.0.so.0
#5  0x00007f60a61f6acc in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#6  0x00007f60ac224f2b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#7  0x00007f60ac1cc3aa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#8  0x00007f60abfe444a in QThread::exec() () at /usr/lib/libQt5Core.so.5
#9  0x00007f60abfe8e9c in  () at /usr/lib/libQt5Core.so.5
#10 0x00007f60a813e297 in start_thread () at /usr/lib/libpthread.so.0
#11 0x00007f60ab8fb25f in clone () at /usr/lib/libc.so.6

Thread 5 (Thread 0x7f60849db700 (LWP 2462)):
#0  0x00007f60a61f60e9 in g_main_context_query () at /usr/lib/libglib-2.0.so.0
#1  0x00007f60a61f6928 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007f60a61f6acc in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#3  0x00007f60ac224f2b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#4  0x00007f60ac1cc3aa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#5  0x00007f60abfe444a in QThread::exec() () at /usr/lib/libQt5Core.so.5
#6  0x00007f60af485fd6 in  () at /usr/lib/libQt5Quick.so.5
#7  0x00007f60abfe8e9c in  () at /usr/lib/libQt5Core.so.5
#8  0x00007f60a813e297 in start_thread () at /usr/lib/libpthread.so.0
#9  0x00007f60ab8fb25f in clone () at /usr/lib/libc.so.6

Thread 4 (Thread 0x7f608f5ef700 (LWP 2461)):
#0  0x00007f60a623c1c9 in g_mutex_lock () at /usr/lib/libglib-2.0.so.0
#1  0x00007f60a61f63c4 in g_main_context_check () at /usr/lib/libglib-2.0.so.0
#2  0x00007f60a61f6954 in  () at /usr/lib/libglib-2.0.so.0
#3  0x00007f60a61f6acc in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#4  0x00007f60ac224f2b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#5  0x00007f60ac1cc3aa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#6  0x00007f60abfe444a in QThread::exec() () at /usr/lib/libQt5Core.so.5
#7  0x00007f60acb9c085 in  () at /usr/lib/libQt5Qml.so.5
#8  0x00007f60abfe8e9c in  () at /usr/lib/libQt5Core.so.5
#9  0x00007f60a813e297 in start_thread () at /usr/lib/libpthread.so.0
#10 0x00007f60ab8fb25f in clone () at /usr/lib/libc.so.6

Thread 3 (Thread 0x7f6094c7a700 (LWP 2460)):
#0  0x00007f60ab8f12bd in poll () at /usr/lib/libc.so.6
#1  0x00007f60a61f69b6 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007f60a61f6acc in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#3  0x00007f60ac224f2b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#4  0x00007f60ac1cc3aa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#5  0x00007f60abfe444a in QThread::exec() () at /usr/lib/libQt5Core.so.5
#6  0x00007f60ae340c45 in  () at /usr/lib/libQt5DBus.so.5
#7  0x00007f60abfe8e9c in  () at /usr/lib/libQt5Core.so.5
#8  0x00007f60a813e297 in start_thread () at /usr/lib/libpthread.so.0
#9  0x00007f60ab8fb25f in clone () at /usr/lib/libc.so.6

Thread 2 (Thread 0x7f609d633700 (LWP 2459)):
#0  0x00007f60ab8f12bd in poll () at /usr/lib/libc.so.6
#1  0x00007f60a5f8f8e0 in  () at /usr/lib/libxcb.so.1
#2  0x00007f60a5f91679 in xcb_wait_for_event () at /usr/lib/libxcb.so.1
#3  0x00007f60a01ca1d9 in  () at /usr/lib/libQt5XcbQpa.so.5
#4  0x00007f60abfe8e9c in  () at /usr/lib/libQt5Core.so.5
#5  0x00007f60a813e297 in start_thread () at /usr/lib/libpthread.so.0
#6  0x00007f60ab8fb25f in clone () at /usr/lib/libc.so.6

Thread 1 (Thread 0x7f60b014a7c0 (LWP 2458)):
[KCrash Handler]
#6  0x00007f607f102377 in KNSCore::Engine::doRequest() () at /usr/lib/libKF5NewStuffCore.so.5
#7  0x00007f607f362c7a in  () at /usr/lib/qt/plugins/discover/kns-backend.so
#8  0x00007f60ac1fc332 in QObject::event(QEvent*) () at /usr/lib/libQt5Core.so.5
#9  0x00007f60ad775d7c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib/libQt5Widgets.so.5
#10 0x00007f60ad77d494 in QApplication::notify(QObject*, QEvent*) () at /usr/lib/libQt5Widgets.so.5
#11 0x00007f60ac1cdd38 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /usr/lib/libQt5Core.so.5
#12 0x00007f60ac1cfefd in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () at /usr/lib/libQt5Core.so.5
#13 0x00007f60ac224af3 in  () at /usr/lib/libQt5Core.so.5
#14 0x00007f60a61f67b7 in g_main_context_dispatch () at /usr/lib/libglib-2.0.so.0
#15 0x00007f60a61f6a20 in  () at /usr/lib/libglib-2.0.so.0
#16 0x00007f60a61f6acc in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#17 0x00007f60ac224f0f in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#18 0x00007f60ac1cc3aa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#19 0x00007f60ac1d4744 in QCoreApplication::exec() () at /usr/lib/libQt5Core.so.5
#20 0x000000000040d2b8 in  ()
#21 0x00007f60ab82e43a in __libc_start_main () at /usr/lib/libc.so.6
#22 0x000000000040d58a in _start ()

Reported using DrKonqi