Application: krunner (5.10.3)

Qt Version: 5.9.1
Frameworks Version: 5.35.0
Operating System: Linux 4.5.4-1-ARCH x86_64
Distribution (Platform): Archlinux Packages

-- Information about the crash:
Invoking KRunner via shortcut, after unplugging an external screen sometimes causes it to crash

The crash can be reproduced sometimes.

-- Backtrace:
Application: krunner (krunner), signal: Segmentation fault
Using host libthread_db library "/usr/lib/libthread_db.so.1".
[Current thread is 1 (Thread 0x7fc81fe84c40 (LWP 626))]

Thread 14 (Thread 0x7fc7dcff9700 (LWP 22512)):
#0  0x00007fc8193f139d in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007fc81bd407ab in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/libQt5Core.so.5
#2  0x00007fc7f94ce3cd in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () at /usr/lib/libKF5ThreadWeaver.so.5
#3  0x00007fc7f94d32b8 in  () at /usr/lib/libKF5ThreadWeaver.so.5
#4  0x00007fc7f94cd913 in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/libKF5ThreadWeaver.so.5
#5  0x00007fc7f94d0b6b in ThreadWeaver::Thread::run() () at /usr/lib/libKF5ThreadWeaver.so.5
#6  0x00007fc81bd3f37d in  () at /usr/lib/libQt5Core.so.5
#7  0x00007fc8193eb297 in start_thread () at /usr/lib/libpthread.so.0
#8  0x00007fc81b6521ef in clone () at /usr/lib/libc.so.6

Thread 13 (Thread 0x7fc7dd7fa700 (LWP 22511)):
#0  0x00007fc8193f139d in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007fc81bd407ab in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/libQt5Core.so.5
#2  0x00007fc7f94ce3cd in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () at /usr/lib/libKF5ThreadWeaver.so.5
#3  0x00007fc7f94d32b8 in  () at /usr/lib/libKF5ThreadWeaver.so.5
#4  0x00007fc7f94cd913 in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/libKF5ThreadWeaver.so.5
#5  0x00007fc7f94d0b6b in ThreadWeaver::Thread::run() () at /usr/lib/libKF5ThreadWeaver.so.5
#6  0x00007fc81bd3f37d in  () at /usr/lib/libQt5Core.so.5
#7  0x00007fc8193eb297 in start_thread () at /usr/lib/libpthread.so.0
#8  0x00007fc81b6521ef in clone () at /usr/lib/libc.so.6

Thread 12 (Thread 0x7fc7ddffb700 (LWP 22510)):
#0  0x00007fc8193f139d in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007fc81bd407ab in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/libQt5Core.so.5
#2  0x00007fc7f94ce3cd in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () at /usr/lib/libKF5ThreadWeaver.so.5
#3  0x00007fc7f94d32b8 in  () at /usr/lib/libKF5ThreadWeaver.so.5
#4  0x00007fc7f94cd913 in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/libKF5ThreadWeaver.so.5
#5  0x00007fc7f94d0b6b in ThreadWeaver::Thread::run() () at /usr/lib/libKF5ThreadWeaver.so.5
#6  0x00007fc81bd3f37d in  () at /usr/lib/libQt5Core.so.5
#7  0x00007fc8193eb297 in start_thread () at /usr/lib/libpthread.so.0
#8  0x00007fc81b6521ef in clone () at /usr/lib/libc.so.6

Thread 11 (Thread 0x7fc7de7fc700 (LWP 22509)):
#0  0x00007fc8193f139d in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007fc81bd407ab in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/libQt5Core.so.5
#2  0x00007fc7f94ce3cd in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () at /usr/lib/libKF5ThreadWeaver.so.5
#3  0x00007fc7f94d32b8 in  () at /usr/lib/libKF5ThreadWeaver.so.5
#4  0x00007fc7f94cd913 in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/libKF5ThreadWeaver.so.5
#5  0x00007fc7f94d0b6b in ThreadWeaver::Thread::run() () at /usr/lib/libKF5ThreadWeaver.so.5
#6  0x00007fc81bd3f37d in  () at /usr/lib/libQt5Core.so.5
#7  0x00007fc8193eb297 in start_thread () at /usr/lib/libpthread.so.0
#8  0x00007fc81b6521ef in clone () at /usr/lib/libc.so.6

Thread 10 (Thread 0x7fc7deffd700 (LWP 22508)):
#0  0x00007fc8193f139d in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007fc81bd407ab in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/libQt5Core.so.5
#2  0x00007fc7f94ce3cd in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () at /usr/lib/libKF5ThreadWeaver.so.5
#3  0x00007fc7f94d32b8 in  () at /usr/lib/libKF5ThreadWeaver.so.5
#4  0x00007fc7f94cd913 in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/libKF5ThreadWeaver.so.5
#5  0x00007fc7f94d0b6b in ThreadWeaver::Thread::run() () at /usr/lib/libKF5ThreadWeaver.so.5
#6  0x00007fc81bd3f37d in  () at /usr/lib/libQt5Core.so.5
#7  0x00007fc8193eb297 in start_thread () at /usr/lib/libpthread.so.0
#8  0x00007fc81b6521ef in clone () at /usr/lib/libc.so.6

Thread 9 (Thread 0x7fc7df7fe700 (LWP 22507)):
#0  0x00007fc8193f139d in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007fc81bd407ab in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/libQt5Core.so.5
#2  0x00007fc7f94ce3cd in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () at /usr/lib/libKF5ThreadWeaver.so.5
#3  0x00007fc7f94d32b8 in  () at /usr/lib/libKF5ThreadWeaver.so.5
#4  0x00007fc7f94cd913 in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/libKF5ThreadWeaver.so.5
#5  0x00007fc7f94d0b6b in ThreadWeaver::Thread::run() () at /usr/lib/libKF5ThreadWeaver.so.5
#6  0x00007fc81bd3f37d in  () at /usr/lib/libQt5Core.so.5
#7  0x00007fc8193eb297 in start_thread () at /usr/lib/libpthread.so.0
#8  0x00007fc81b6521ef in clone () at /usr/lib/libc.so.6

Thread 8 (Thread 0x7fc7dffff700 (LWP 22506)):
#0  0x00007fc8193f139d in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007fc81bd407ab in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/libQt5Core.so.5
#2  0x00007fc7f94ce3cd in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () at /usr/lib/libKF5ThreadWeaver.so.5
#3  0x00007fc7f94d32b8 in  () at /usr/lib/libKF5ThreadWeaver.so.5
#4  0x00007fc7f94cd913 in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/libKF5ThreadWeaver.so.5
#5  0x00007fc7f94d0b6b in ThreadWeaver::Thread::run() () at /usr/lib/libKF5ThreadWeaver.so.5
#6  0x00007fc81bd3f37d in  () at /usr/lib/libQt5Core.so.5
#7  0x00007fc8193eb297 in start_thread () at /usr/lib/libpthread.so.0
#8  0x00007fc81b6521ef in clone () at /usr/lib/libc.so.6

Thread 7 (Thread 0x7fc7e4b5f700 (LWP 22505)):
#0  0x00007fc8193f139d in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007fc81bd407ab in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/libQt5Core.so.5
#2  0x00007fc81bd3913b in QSemaphore::acquire(int) () at /usr/lib/libQt5Core.so.5
#3  0x00007fc81bf4bb48 in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib/libQt5Core.so.5
#4  0x00007fc7e853b77f in  () at /usr/lib/qt/plugins/krunner_placesrunner.so
#5  0x00007fc7f96f2830 in Plasma::AbstractRunner::performMatch(Plasma::RunnerContext&) () at /usr/lib/libKF5Runner.so.5
#6  0x00007fc7f94d24a8 in ThreadWeaver::Executor::run(QSharedPointer<ThreadWeaver::JobInterface> const&, ThreadWeaver::Thread*) () at /usr/lib/libKF5ThreadWeaver.so.5
#7  0x00007fc7f94d14fe in ThreadWeaver::Job::execute(QSharedPointer<ThreadWeaver::JobInterface> const&, ThreadWeaver::Thread*) () at /usr/lib/libKF5ThreadWeaver.so.5
#8  0x00007fc7f94d0c2d in ThreadWeaver::Thread::run() () at /usr/lib/libKF5ThreadWeaver.so.5
#9  0x00007fc81bd3f37d in  () at /usr/lib/libQt5Core.so.5
#10 0x00007fc8193eb297 in start_thread () at /usr/lib/libpthread.so.0
#11 0x00007fc81b6521ef in clone () at /usr/lib/libc.so.6

Thread 6 (Thread 0x7fc7e5f02700 (LWP 22504)):
#0  0x00007fc81b643fbd in read () at /usr/lib/libc.so.6
#1  0x00007fc81709a6f0 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007fc8170566db in g_main_context_check () at /usr/lib/libglib-2.0.so.0
#3  0x00007fc817056ba0 in  () at /usr/lib/libglib-2.0.so.0
#4  0x00007fc817056f92 in g_main_loop_run () at /usr/lib/libglib-2.0.so.0
#5  0x00007fc7e79a8426 in  () at /usr/lib/libgio-2.0.so.0
#6  0x00007fc81707dac5 in  () at /usr/lib/libglib-2.0.so.0
#7  0x00007fc8193eb297 in start_thread () at /usr/lib/libpthread.so.0
#8  0x00007fc81b6521ef in clone () at /usr/lib/libc.so.6

Thread 5 (Thread 0x7fc7e6703700 (LWP 22503)):
#0  0x00007fc81b643fbd in read () at /usr/lib/libc.so.6
#1  0x00007fc81709a6f0 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007fc8170566db in g_main_context_check () at /usr/lib/libglib-2.0.so.0
#3  0x00007fc817056ba0 in  () at /usr/lib/libglib-2.0.so.0
#4  0x00007fc817056d0c in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#5  0x00007fc817056d51 in  () at /usr/lib/libglib-2.0.so.0
#6  0x00007fc81707dac5 in  () at /usr/lib/libglib-2.0.so.0
#7  0x00007fc8193eb297 in start_thread () at /usr/lib/libpthread.so.0
#8  0x00007fc81b6521ef in clone () at /usr/lib/libc.so.6

Thread 4 (Thread 0x7fc7fbfff700 (LWP 672)):
#0  0x00007fc81b64824d in poll () at /usr/lib/libc.so.6
#1  0x00007fc817056bf9 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007fc817056d0c in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#3  0x00007fc81bf754eb in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#4  0x00007fc81bf1aefa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#5  0x00007fc81bd3a79a in QThread::exec() () at /usr/lib/libQt5Core.so.5
#6  0x00007fc81e8ae1e5 in  () at /usr/lib/libQt5Qml.so.5
#7  0x00007fc81bd3f37d in  () at /usr/lib/libQt5Core.so.5
#8  0x00007fc8193eb297 in start_thread () at /usr/lib/libpthread.so.0
#9  0x00007fc81b6521ef in clone () at /usr/lib/libc.so.6

Thread 3 (Thread 0x7fc803fff700 (LWP 655)):
#0  0x00007fc81b64824d in poll () at /usr/lib/libc.so.6
#1  0x00007fc817056bf9 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007fc817056d0c in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#3  0x00007fc81bf754eb in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#4  0x00007fc81bf1aefa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#5  0x00007fc81bd3a79a in QThread::exec() () at /usr/lib/libQt5Core.so.5
#6  0x00007fc81d840d45 in  () at /usr/lib/libQt5DBus.so.5
#7  0x00007fc81bd3f37d in  () at /usr/lib/libQt5Core.so.5
#8  0x00007fc8193eb297 in start_thread () at /usr/lib/libpthread.so.0
#9  0x00007fc81b6521ef in clone () at /usr/lib/libc.so.6

Thread 2 (Thread 0x7fc80a642700 (LWP 643)):
#0  0x00007fc81b64824d in poll () at /usr/lib/libc.so.6
#1  0x00007fc81ad348e0 in  () at /usr/lib/libxcb.so.1
#2  0x00007fc81ad36679 in xcb_wait_for_event () at /usr/lib/libxcb.so.1
#3  0x00007fc80cdcce99 in  () at /usr/lib/libQt5XcbQpa.so.5
#4  0x00007fc81bd3f37d in  () at /usr/lib/libQt5Core.so.5
#5  0x00007fc8193eb297 in start_thread () at /usr/lib/libpthread.so.0
#6  0x00007fc81b6521ef in clone () at /usr/lib/libc.so.6

Thread 1 (Thread 0x7fc81fe84c40 (LWP 626)):
[KCrash Handler]
#5  0x00007fc81bdaa434 in QMapDataBase::rotateLeft(QMapNodeBase*) () at /usr/lib/libQt5Core.so.5
#6  0x00007fc81bdaa613 in QMapDataBase::rebalance(QMapNodeBase*) () at /usr/lib/libQt5Core.so.5
#7  0x00007fc81bdaab70 in QMapDataBase::createNode(int, int, QMapNodeBase*, bool) () at /usr/lib/libQt5Core.so.5
#8  0x00007fc8089f4b25 in  () at /usr/lib/libKF5Solid.so.5
#9  0x00007fc8089f7d38 in  () at /usr/lib/libKF5Solid.so.5
#10 0x00007fc8089ee611 in  () at /usr/lib/libKF5Solid.so.5
#11 0x00007fc8089efc48 in  () at /usr/lib/libKF5Solid.so.5
#12 0x00007fc8089e5547 in  () at /usr/lib/libKF5Solid.so.5
#13 0x00007fc8089e5b2e in  () at /usr/lib/libKF5Solid.so.5
#14 0x00007fc8089e5da8 in  () at /usr/lib/libKF5Solid.so.5
#15 0x00007fc80898c11b in Solid::Device::listFromQuery(Solid::Predicate const&, QString const&) () at /usr/lib/libKF5Solid.so.5
#16 0x00007fc808f23278 in KFilePlacesModel::Private::_k_initDeviceList() () at /usr/lib/libKF5KIOFileWidgets.so.5
#17 0x00007fc808f25289 in  () at /usr/lib/libKF5KIOFileWidgets.so.5
#18 0x00007fc81bf4c242 in QObject::event(QEvent*) () at /usr/lib/libQt5Core.so.5
#19 0x00007fc81cedb46c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib/libQt5Widgets.so.5
#20 0x00007fc81cee2cf4 in QApplication::notify(QObject*, QEvent*) () at /usr/lib/libQt5Widgets.so.5
#21 0x00007fc81bf1ca28 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /usr/lib/libQt5Core.so.5
#22 0x00007fc81bf1f19d in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () at /usr/lib/libQt5Core.so.5
#23 0x00007fc81bf75ea3 in  () at /usr/lib/libQt5Core.so.5
#24 0x00007fc817056a47 in g_main_context_dispatch () at /usr/lib/libglib-2.0.so.0
#25 0x00007fc817056c78 in  () at /usr/lib/libglib-2.0.so.0
#26 0x00007fc817056d0c in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#27 0x00007fc81bf754cf in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#28 0x00007fc81bf1aefa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#29 0x00007fc81bf23be4 in QCoreApplication::exec() () at /usr/lib/libQt5Core.so.5
#30 0x0000000000406c31 in  ()
#31 0x00007fc81b58543a in __libc_start_main () at /usr/lib/libc.so.6
#32 0x0000000000406cba in _start ()

Reported using DrKonqi