Application: plasmashell (5.12.7)

Qt Version: 5.9.5
Frameworks Version: 5.44.0
Operating System: Linux 4.15.0-45-generic x86_64
Distribution: Ubuntu 18.04.2 LTS

-- Information about the crash:
- What I was doing when the application crashed: when using the launcher to find apps and files, the plasma crashed and the screen change to black for some seconds, after the crash the plasma starts again.

-- Backtrace:
Application: Plasma (plasmashell), signal: Aborted
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f73d7dce800 (LWP 2429))]

Thread 14 (Thread 0x7f72df7fe700 (LWP 5341)):
[KCrash Handler]
#6  0x00007f73d12c3e97 in __GI_raise (sig=sig@entry=6) at ../sysdeps/unix/sysv/linux/raise.c:51
#7  0x00007f73d12c5801 in __GI_abort () at abort.c:79
#8  0x00007f73d130e897 in __libc_message (action=action@entry=do_abort, fmt=fmt@entry=0x7f73d143bb9a "%s\n") at ../sysdeps/posix/libc_fatal.c:181
#9  0x00007f73d131590a in malloc_printerr (str=str@entry=0x7f73d1439c9d "corrupted size vs. prev_size") at malloc.c:5350
#10 0x00007f73d131d15f in _int_free (have_lock=0, p=<optimized out>, av=0x7f72d0000020) at malloc.c:4295
#11 0x00007f73d131d15f in __GI___libc_free (mem=<optimized out>) at malloc.c:3124
#12 0x00007f730e8a53a3 in sqlite3_free () at /usr/lib/x86_64-linux-gnu/libsqlite3.so.0
#13 0x00007f730e8ae975 in  () at /usr/lib/x86_64-linux-gnu/libsqlite3.so.0
#14 0x00007f730e8ae9f7 in  () at /usr/lib/x86_64-linux-gnu/libsqlite3.so.0
#15 0x00007f730e912ad6 in  () at /usr/lib/x86_64-linux-gnu/libsqlite3.so.0
#16 0x00007f730e912b21 in sqlite3_finalize () at /usr/lib/x86_64-linux-gnu/libsqlite3.so.0
#17 0x00007f730ebc1000 in  () at /usr/lib/x86_64-linux-gnu/qt5/plugins/sqldrivers/libqsqlite.so
#18 0x00007f730ebbfec3 in  () at /usr/lib/x86_64-linux-gnu/qt5/plugins/sqldrivers/libqsqlite.so
#19 0x00007f73cf9dcf50 in QSqlDatabase::open() () at /usr/lib/x86_64-linux-gnu/libQt5Sql.so.5
#20 0x00007f72f1bdae36 in  () at /usr/lib/x86_64-linux-gnu/qt5/plugins/krunner_bookmarksrunner.so
#21 0x00007f72f1bd8bd9 in  () at /usr/lib/x86_64-linux-gnu/qt5/plugins/krunner_bookmarksrunner.so
#22 0x00007f72f1bd078e in  () at /usr/lib/x86_64-linux-gnu/qt5/plugins/krunner_bookmarksrunner.so
#23 0x00007f730cfe56d0 in Plasma::AbstractRunner::performMatch(Plasma::RunnerContext&) () at /usr/lib/x86_64-linux-gnu/libKF5Runner.so.5
#24 0x00007f730c4fd368 in ThreadWeaver::Executor::run(QSharedPointer<ThreadWeaver::JobInterface> const&, ThreadWeaver::Thread*) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#25 0x00007f730c4fbfd0 in ThreadWeaver::Job::execute(QSharedPointer<ThreadWeaver::JobInterface> const&, ThreadWeaver::Thread*) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#26 0x00007f730c4fbb2d in ThreadWeaver::Thread::run() () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#27 0x00007f73d1aab16d in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#28 0x00007f73d0c2c6db in start_thread (arg=0x7f72df7fe700) at pthread_create.c:463
#29 0x00007f73d13a688f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 13 (Thread 0x7f72dffff700 (LWP 5340)):
#0  0x00007f73d0c329f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x561aacefe6a4) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f73d0c329f3 in __pthread_cond_wait_common (abstime=0x0, mutex=0x561aacefe650, cond=0x561aacefe678) at pthread_cond_wait.c:502
#2  0x00007f73d0c329f3 in __pthread_cond_wait (cond=0x561aacefe678, mutex=0x561aacefe650) at pthread_cond_wait.c:655
#3  0x00007f73d1aac59b in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f730c4f9ad5 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#5  0x00007f730c4fdba8 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#6  0x00007f730c4f8c8d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#7  0x00007f730c4fba6b in ThreadWeaver::Thread::run() () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#8  0x00007f73d1aab16d in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007f73d0c2c6db in start_thread (arg=0x7f72dffff700) at pthread_create.c:463
#10 0x00007f73d13a688f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 12 (Thread 0x7f72f0f79700 (LWP 5339)):
#0  0x00007f73d13b56ac in __lll_lock_wait_private () at ../sysdeps/unix/sysv/linux/x86_64/lowlevellock.S:95
#1  0x00007f73d131df7e in __GI___libc_realloc (oldmem=0x7f72d01abd60, bytes=128) at malloc.c:3228
#2  0x00007f73d1aac979 in QArrayData::reallocateUnaligned(QArrayData*, unsigned long, unsigned long, QFlags<QArrayData::AllocationOption>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#3  0x00007f73d1aaefea in QByteArray::reallocData(unsigned int, QFlags<QArrayData::AllocationOption>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f73d1aaf1ca in QByteArray::resize(int) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f73d1ceb848 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f73d1cebbb5 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f73d1b279e6 in QString::toLocal8Bit_helper(QChar const*, int) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f73d1bfaa74 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007f73d1c15d13 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#10 0x00007f73d1ba8504 in QFileInfo::isDir() const () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#11 0x00007f73d1d0c46d in QMimeDatabase::mimeTypeForFile(QFileInfo const&, QMimeDatabase::MatchMode) const () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#12 0x00007f73d256116d in QIcon::addFile(QString const&, QSize const&, QIcon::Mode, QIcon::State) () at /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
#13 0x00007f73d2561243 in QIcon::QIcon(QString const&) () at /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
#14 0x00007f72f1bc9568 in  () at /usr/lib/x86_64-linux-gnu/qt5/plugins/krunner_bookmarksrunner.so
#15 0x00007f72f1bc6f4d in  () at /usr/lib/x86_64-linux-gnu/qt5/plugins/krunner_bookmarksrunner.so
#16 0x00007f72f1bd085a in  () at /usr/lib/x86_64-linux-gnu/qt5/plugins/krunner_bookmarksrunner.so
#17 0x00007f730cfe56d0 in Plasma::AbstractRunner::performMatch(Plasma::RunnerContext&) () at /usr/lib/x86_64-linux-gnu/libKF5Runner.so.5
#18 0x00007f730c4fd368 in ThreadWeaver::Executor::run(QSharedPointer<ThreadWeaver::JobInterface> const&, ThreadWeaver::Thread*) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#19 0x00007f730c4fbfd0 in ThreadWeaver::Job::execute(QSharedPointer<ThreadWeaver::JobInterface> const&, ThreadWeaver::Thread*) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#20 0x00007f730c4fbb2d in ThreadWeaver::Thread::run() () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#21 0x00007f73d1aab16d in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#22 0x00007f73d0c2c6db in start_thread (arg=0x7f72f0f79700) at pthread_create.c:463
#23 0x00007f73d13a688f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 11 (Thread 0x7f72f33f4700 (LWP 5338)):
#0  0x00007f73d0c329f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x561aacefe6a4) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f73d0c329f3 in __pthread_cond_wait_common (abstime=0x0, mutex=0x561aacefe650, cond=0x561aacefe678) at pthread_cond_wait.c:502
#2  0x00007f73d0c329f3 in __pthread_cond_wait (cond=0x561aacefe678, mutex=0x561aacefe650) at pthread_cond_wait.c:655
#3  0x00007f73d1aac59b in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f730c4f9ad5 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#5  0x00007f730c4fdba8 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#6  0x00007f730c4f8c8d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#7  0x00007f730c4fdc02 in  () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#8  0x00007f730c4f8c8d in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#9  0x00007f730c4fba6b in ThreadWeaver::Thread::run() () at /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#10 0x00007f73d1aab16d in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#11 0x00007f73d0c2c6db in start_thread (arg=0x7f72f33f4700) at pthread_create.c:463
#12 0x00007f73d13a688f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 10 (Thread 0x7f72fc4e0700 (LWP 2674)):
#0  0x00007f73cbf49049 in g_mutex_lock () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f73cbf02aa3 in g_main_context_prepare () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f73cbf0346b in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f73cbf0364c in g_main_context_iteration () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f73d1ce290b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f73d1c879ea in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f73d1aa622a in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f72fee3c747 in KCupsConnection::run() () at /usr/lib/x86_64-linux-gnu/libkcupslib.so
#8  0x00007f73d1aab16d in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007f73d0c2c6db in start_thread (arg=0x7f72fc4e0700) at pthread_create.c:463
#10 0x00007f73d13a688f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 9 (Thread 0x7f7310542700 (LWP 2654)):
#0  0x00007f73cbf029ef in g_main_context_prepare () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f73cbf0346b in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f73cbf0364c in g_main_context_iteration () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f73d1ce290b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f73d1c879ea in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f73d1aa622a in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f73d57b22a6 in  () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#7  0x00007f73d1aab16d in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f73d0c2c6db in start_thread (arg=0x7f7310542700) at pthread_create.c:463
#9  0x00007f73d13a688f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 8 (Thread 0x7f732159c700 (LWP 2647)):
#0  0x00007f73d0c329f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x561aa9abaca8) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f73d0c329f3 in __pthread_cond_wait_common (abstime=0x0, mutex=0x561aa9abac58, cond=0x561aa9abac80) at pthread_cond_wait.c:502
#2  0x00007f73d0c329f3 in __pthread_cond_wait (cond=0x561aa9abac80, mutex=0x561aa9abac58) at pthread_cond_wait.c:655
#3  0x00007f7326fc123b in  () at /usr/lib/x86_64-linux-gnu/dri/r600_dri.so
#4  0x00007f7326fc0f67 in  () at /usr/lib/x86_64-linux-gnu/dri/r600_dri.so
#5  0x00007f73d0c2c6db in start_thread (arg=0x7f732159c700) at pthread_create.c:463
#6  0x00007f73d13a688f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 7 (Thread 0x7f7321ede700 (LWP 2646)):
#0  0x00007f73d0c329f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x561aa9a64978) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f73d0c329f3 in __pthread_cond_wait_common (abstime=0x0, mutex=0x561aa9a64928, cond=0x561aa9a64950) at pthread_cond_wait.c:502
#2  0x00007f73d0c329f3 in __pthread_cond_wait (cond=0x561aa9a64950, mutex=0x561aa9a64928) at pthread_cond_wait.c:655
#3  0x00007f7326fc123b in  () at /usr/lib/x86_64-linux-gnu/dri/r600_dri.so
#4  0x00007f7326fc0f67 in  () at /usr/lib/x86_64-linux-gnu/dri/r600_dri.so
#5  0x00007f73d0c2c6db in start_thread (arg=0x7f7321ede700) at pthread_create.c:463
#6  0x00007f73d13a688f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 6 (Thread 0x7f73b1742700 (LWP 2637)):
#0  0x00007f73d0c329f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7f73d7787fb8) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f73d0c329f3 in __pthread_cond_wait_common (abstime=0x0, mutex=0x7f73d7787f68, cond=0x7f73d7787f90) at pthread_cond_wait.c:502
#2  0x00007f73d0c329f3 in __pthread_cond_wait (cond=0x7f73d7787f90, mutex=0x7f73d7787f68) at pthread_cond_wait.c:655
#3  0x00007f73d74915f4 in  () at /usr/lib/x86_64-linux-gnu/libQt5Script.so.5
#4  0x00007f73d7491639 in  () at /usr/lib/x86_64-linux-gnu/libQt5Script.so.5
#5  0x00007f73d0c2c6db in start_thread (arg=0x7f73b1742700) at pthread_create.c:463
#6  0x00007f73d13a688f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 5 (Thread 0x7f73b379f700 (LWP 2632)):
#0  0x00007ffda83fa979 in  ()
#1  0x00007ffda83fac30 in clock_gettime ()
#2  0x00007f73d13b5ea6 in __GI___clock_gettime (clock_id=1, tp=0x7f73b379eaf0) at ../sysdeps/unix/clock_gettime.c:115
#3  0x00007f73d1ce2221 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f73d1ce0a59 in QTimerInfoList::updateCurrentTime() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f73d1ce1035 in QTimerInfoList::timerWait(timespec&) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f73d1ce267e in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f73cbf02a98 in g_main_context_prepare () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#8  0x00007f73cbf0346b in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#9  0x00007f73cbf0364c in g_main_context_iteration () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#10 0x00007f73d1ce290b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#11 0x00007f73d1c879ea in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#12 0x00007f73d1aa622a in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#13 0x00007f73d4c186f5 in  () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#14 0x00007f73d1aab16d in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#15 0x00007f73d0c2c6db in start_thread (arg=0x7f73b379f700) at pthread_create.c:463
#16 0x00007f73d13a688f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 4 (Thread 0x7f73b99cf700 (LWP 2503)):
#0  0x00007f73d1399bf9 in __GI___poll (fds=0x7f73ac004a00, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f73cbf03539 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f73cbf0364c in g_main_context_iteration () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f73d1ce290b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f73d1c879ea in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f73d1aa622a in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f73d4c186f5 in  () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007f73d1aab16d in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f73d0c2c6db in start_thread (arg=0x7f73b99cf700) at pthread_create.c:463
#9  0x00007f73d13a688f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 3 (Thread 0x7f73bb414700 (LWP 2453)):
#0  0x00007f73cbf49064 in g_mutex_unlock () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f73cbf02d39 in g_main_context_query () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f73cbf034b7 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f73cbf0364c in g_main_context_iteration () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f73d1ce290b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f73d1c879ea in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f73d1aa622a in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f73d215fd45 in  () at /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5
#8  0x00007f73d1aab16d in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007f73d0c2c6db in start_thread (arg=0x7f73bb414700) at pthread_create.c:463
#10 0x00007f73d13a688f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 2 (Thread 0x7f73c1b2a700 (LWP 2445)):
#0  0x00007f73d1399bf9 in __GI___poll (fds=0x7f73c1b29ca8, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f73d63be747 in  () at /usr/lib/x86_64-linux-gnu/libxcb.so.1
#2  0x00007f73d63c036a in xcb_wait_for_event () at /usr/lib/x86_64-linux-gnu/libxcb.so.1
#3  0x00007f73c44c32a9 in  () at /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#4  0x00007f73d1aab16d in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f73d0c2c6db in start_thread (arg=0x7f73c1b2a700) at pthread_create.c:463
#6  0x00007f73d13a688f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 1 (Thread 0x7f73d7dce800 (LWP 2429)):
#0  0x00007f73d1399bf9 in __GI___poll (fds=0x561aaca43900, nfds=3, timeout=0) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f73cbf03539 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f73cbf0364c in g_main_context_iteration () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f73d1ce28ef in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f73d1c879ea in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f73d1c90a84 in QCoreApplication::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x0000561aa89e5cfa in  ()
#7  0x00007f73d12a6b97 in __libc_start_main (main=0x561aa89e5320, argc=1, argv=0x7ffda83f1368, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7ffda83f1358) at ../csu/libc-start.c:310
#8  0x0000561aa89e609a in _start ()

Possible duplicates by query: bug 397951, bug 396063, bug 394984, bug 394640, bug 393040.

Reported using DrKonqi