Application: plasmashell (5.8.7)

Qt Version: 5.7.1
Frameworks Version: 5.28.0
Operating System: Linux 4.13.0-rc1+ x86_64
Distribution: Debian GNU/Linux unstable (sid)

-- Information about the crash:
I had several windows open in chromium and quit chromium, and plasmashell disappeared.

The crash can be reproduced sometimes.

-- 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 0x7efd337d7c40 (LWP 31552))]

Thread 15 (Thread 0x7efc47e17700 (LWP 32019)):
#0  0x00007fffe0dfb939 in  ()
#1  0x00007fffe0dfbbf7 in clock_gettime ()
#2  0x00007efd2ded7926 in __GI___clock_gettime (clock_id=1, tp=0x7efc47e16af0) at ../sysdeps/unix/clock_gettime.c:115
#3  0x00007efd2e655011 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007efd2e7cf059 in QTimerInfoList::updateCurrentTime() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007efd2e7cf605 in QTimerInfoList::timerWait(timespec&) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007efd2e7d09ae in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007efd296230ed in g_main_context_prepare (context=context@entry=0x7efc38000990, priority=priority@entry=0x7efc47e16c50) at ././glib/gmain.c:3536
#8  0x00007efd29623b3b in g_main_context_iterate (context=context@entry=0x7efc38000990, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ././glib/gmain.c:3952
#9  0x00007efd29623d2c in g_main_context_iteration (context=0x7efc38000990, may_block=1) at ././glib/gmain.c:4033
#10 0x00007efd2e7d13db in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#11 0x00007efd2e77b83a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#12 0x00007efd2e5abf73 in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#13 0x00007efd317b8406 in  () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#14 0x00007efd2e5b0c28 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#15 0x00007efd2d6c4494 in start_thread (arg=0x7efc47e17700) at pthread_create.c:333
#16 0x00007efd2decaa8f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:97

Thread 14 (Thread 0x7efc69d85700 (LWP 31756)):
#0  0x00007efd2dec163d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007efd29623c16 in g_main_context_poll (priority=<optimized out>, n_fds=1, fds=0x7efc58002e70, timeout=<optimized out>, context=0x7efc58000990) at ././glib/gmain.c:4271
#2  0x00007efd29623c16 in g_main_context_iterate (context=context@entry=0x7efc58000990, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ././glib/gmain.c:3967
#3  0x00007efd29623d2c in g_main_context_iteration (context=0x7efc58000990, may_block=1) at ././glib/gmain.c:4033
#4  0x00007efd2e7d13db in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007efd2e77b83a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007efd2e5abf73 in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007efd2e5b0c28 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007efd2d6c4494 in start_thread (arg=0x7efc69d85700) at pthread_create.c:333
#9  0x00007efd2decaa8f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:97

Thread 13 (Thread 0x7efc6a586700 (LWP 31755)):
#0  0x00007efd2dec163d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007efd29623c16 in g_main_context_poll (priority=<optimized out>, n_fds=1, fds=0x7efc600013c0, timeout=<optimized out>, context=0x7efc60000990) at ././glib/gmain.c:4271
#2  0x00007efd29623c16 in g_main_context_iterate (context=context@entry=0x7efc60000990, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ././glib/gmain.c:3967
#3  0x00007efd29623d2c in g_main_context_iteration (context=0x7efc60000990, may_block=1) at ././glib/gmain.c:4033
#4  0x00007efd2e7d13db in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007efd2e77b83a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007efd2e5abf73 in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007efc6a9d7a35 in  () at /usr/lib/x86_64-linux-gnu/qt5/qml/QtQuick/XmlListModel/libqmlxmllistmodelplugin.so
#8  0x00007efd2e5b0c28 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007efd2d6c4494 in start_thread (arg=0x7efc6a586700) at pthread_create.c:333
#10 0x00007efd2decaa8f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:97

Thread 12 (Thread 0x7efc7f032700 (LWP 31751)):
#0  0x00007efd2d6ca15f in pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007efd0a17b62b in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#2  0x00007efd0a17b357 in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#3  0x00007efd2d6c4494 in start_thread (arg=0x7efc7f032700) at pthread_create.c:333
#4  0x00007efd2decaa8f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:97

Thread 11 (Thread 0x7efc7f833700 (LWP 31750)):
#0  0x00007efd2d6ca15f in pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007efd0a17b62b in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#2  0x00007efd0a17b357 in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#3  0x00007efd2d6c4494 in start_thread (arg=0x7efc7f833700) at pthread_create.c:333
#4  0x00007efd2decaa8f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:97

Thread 10 (Thread 0x7efc80034700 (LWP 31749)):
#0  0x00007efd2d6ca15f in pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007efd0a17b62b in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#2  0x00007efd0a17b357 in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#3  0x00007efd2d6c4494 in start_thread (arg=0x7efc80034700) at pthread_create.c:333
#4  0x00007efd2decaa8f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:97

Thread 9 (Thread 0x7efc80835700 (LWP 31748)):
#0  0x00007efd2d6ca15f in pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007efd0a17b62b in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#2  0x00007efd0a17b357 in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#3  0x00007efd2d6c4494 in start_thread (arg=0x7efc80835700) at pthread_create.c:333
#4  0x00007efd2decaa8f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:97

Thread 8 (Thread 0x7efc81036700 (LWP 31747)):
#0  0x00007efd2d6ca15f in pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007efd0a17b62b in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#2  0x00007efd0a17b357 in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#3  0x00007efd2d6c4494 in start_thread (arg=0x7efc81036700) at pthread_create.c:333
#4  0x00007efd2decaa8f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:97

Thread 7 (Thread 0x7efd08fa0700 (LWP 31746)):
#0  0x00007efd2d6ca15f in pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007efd0a17b62b in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#2  0x00007efd0a17b357 in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#3  0x00007efd2d6c4494 in start_thread (arg=0x7efd08fa0700) at pthread_create.c:333
#4  0x00007efd2decaa8f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:97

Thread 6 (Thread 0x7efd0bbe1700 (LWP 31745)):
#0  0x00007efd2d6ca15f in pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007efd332302c4 in  () at /usr/lib/x86_64-linux-gnu/libQt5Script.so.5
#2  0x00007efd33230309 in  () at /usr/lib/x86_64-linux-gnu/libQt5Script.so.5
#3  0x00007efd2d6c4494 in start_thread (arg=0x7efd0bbe1700) at pthread_create.c:333
#4  0x00007efd2decaa8f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:97

Thread 5 (Thread 0x7efd15b99700 (LWP 31744)):
#0  0x00007efd29623093 in g_main_context_prepare (context=context@entry=0x7efd04000990, priority=priority@entry=0x7efd15b98ca0) at ././glib/gmain.c:3518
#1  0x00007efd29623b3b in g_main_context_iterate (context=context@entry=0x7efd04000990, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ././glib/gmain.c:3952
#2  0x00007efd29623d2c in g_main_context_iteration (context=0x7efd04000990, may_block=1) at ././glib/gmain.c:4033
#3  0x00007efd2e7d13db in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007efd2e77b83a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007efd2e5abf73 in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007efd30e2e6a5 in  () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007efd2e5b0c28 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007efd2d6c4494 in start_thread (arg=0x7efd15b99700) at pthread_create.c:333
#9  0x00007efd2decaa8f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:97

Thread 4 (Thread 0x7efd171e2700 (LWP 31700)):
#0  0x00007efd2dec163d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007efd29623c16 in g_main_context_poll (priority=<optimized out>, n_fds=1, fds=0x7efd0c002e70, timeout=<optimized out>, context=0x7efd0c000990) at ././glib/gmain.c:4271
#2  0x00007efd29623c16 in g_main_context_iterate (context=context@entry=0x7efd0c000990, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ././glib/gmain.c:3967
#3  0x00007efd29623d2c in g_main_context_iteration (context=0x7efd0c000990, may_block=1) at ././glib/gmain.c:4033
#4  0x00007efd2e7d13db in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007efd2e77b83a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007efd2e5abf73 in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007efd30e2e6a5 in  () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007efd2e5b0c28 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007efd2d6c4494 in start_thread (arg=0x7efd171e2700) at pthread_create.c:333
#10 0x00007efd2decaa8f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:97

Thread 3 (Thread 0x7efd1db49700 (LWP 31565)):
#0  0x00007efd2debd6ad in read () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007efd296680d0 in read (__nbytes=16, __buf=0x7efd1db48bb0, __fd=<optimized out>) at /usr/include/x86_64-linux-gnu/bits/unistd.h:44
#2  0x00007efd296680d0 in g_wakeup_acknowledge (wakeup=0x7efd180015c0) at ././glib/gwakeup.c:210
#3  0x00007efd296236de in g_main_context_check (context=context@entry=0x7efd10000990, max_priority=2147483647, fds=fds@entry=0x7efd100396a0, n_fds=n_fds@entry=1) at ././glib/gmain.c:3750
#4  0x00007efd29623bb4 in g_main_context_iterate (context=context@entry=0x7efd10000990, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ././glib/gmain.c:3969
#5  0x00007efd29623d2c in g_main_context_iteration (context=0x7efd10000990, may_block=1) at ././glib/gmain.c:4033
#6  0x00007efd2e7d13db in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007efd2e77b83a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007efd2e5abf73 in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007efd338f4305 in  () at /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5
#10 0x00007efd2e5b0c28 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#11 0x00007efd2d6c4494 in start_thread (arg=0x7efd1db49700) at pthread_create.c:333
#12 0x00007efd2decaa8f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:97

Thread 2 (Thread 0x7efd1eeb1700 (LWP 31560)):
#0  0x00007efd2dec163d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007efd32187150 in poll (__timeout=-1, __nfds=1, __fds=0x7efd1eeb0d00) at /usr/include/x86_64-linux-gnu/bits/poll2.h:46
#2  0x00007efd32187150 in _xcb_conn_wait (c=c@entry=0xf431de67c0, cond=cond@entry=0xf431de6800, vector=vector@entry=0x0, count=count@entry=0x0) at ../../src/xcb_conn.c:479
#3  0x00007efd32188ee9 in xcb_wait_for_event (c=0xf431de67c0) at ../../src/xcb_in.c:693
#4  0x00007efd205bfb89 in  () at /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#5  0x00007efd2e5b0c28 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007efd2d6c4494 in start_thread (arg=0x7efd1eeb1700) at pthread_create.c:333
#7  0x00007efd2decaa8f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:97

Thread 1 (Thread 0x7efd337d7c40 (LWP 31552)):
[KCrash Handler]
#6  0x00007efd2e744040 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007efd2e744329 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007efd2e74c0c9 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007efd2e7a8e51 in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#10 0x00007efd2e81f924 in QAbstractItemModel::rowsRemoved(QModelIndex const&, int, int, QAbstractItemModel::QPrivateSignal) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#11 0x00007efd2e7255eb in QAbstractItemModel::endRemoveRows() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#12 0x00007efc7808a408 in  () at /usr/lib/x86_64-linux-gnu/libtaskmanager.so.6
#13 0x00007efc7808d409 in  () at /usr/lib/x86_64-linux-gnu/libtaskmanager.so.6
#14 0x00007efd2e7a8e51 in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#15 0x00007efd2e81f8b4 in QAbstractItemModel::rowsAboutToBeRemoved(QModelIndex const&, int, int, QAbstractItemModel::QPrivateSignal) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#16 0x00007efd2e724e93 in QAbstractItemModel::beginRemoveRows(QModelIndex const&, int, int) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#17 0x00007efd2e749995 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#18 0x00007efd2e749b94 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#19 0x00007efd2e74c0a8 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#20 0x00007efd2e7a8e51 in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#21 0x00007efd2e81f8b4 in QAbstractItemModel::rowsAboutToBeRemoved(QModelIndex const&, int, int, QAbstractItemModel::QPrivateSignal) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#22 0x00007efd2e724e93 in QAbstractItemModel::beginRemoveRows(QModelIndex const&, int, int) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#23 0x00007efc79b7b265 in  () at /usr/lib/x86_64-linux-gnu/libKF5ItemModels.so.5
#24 0x00007efc79b7c6b1 in  () at /usr/lib/x86_64-linux-gnu/libKF5ItemModels.so.5
#25 0x00007efd2e7a8e51 in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#26 0x00007efd2e81f8b4 in QAbstractItemModel::rowsAboutToBeRemoved(QModelIndex const&, int, int, QAbstractItemModel::QPrivateSignal) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#27 0x00007efd2e724e93 in QAbstractItemModel::beginRemoveRows(QModelIndex const&, int, int) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#28 0x00007efd2e73f340 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#29 0x00007efd2e7a8e51 in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#30 0x00007efd2e81f8b4 in QAbstractItemModel::rowsAboutToBeRemoved(QModelIndex const&, int, int, QAbstractItemModel::QPrivateSignal) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#31 0x00007efd2e724e93 in QAbstractItemModel::beginRemoveRows(QModelIndex const&, int, int) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#32 0x00007efc780a3e18 in TaskManager::XWindowTasksModel::Private::removeWindow(unsigned long long) () at /usr/lib/x86_64-linux-gnu/libtaskmanager.so.6
#33 0x00007efd2e7a91ae in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#34 0x00007efd30951212 in KWindowSystem::windowRemoved(unsigned long long) () at /usr/lib/x86_64-linux-gnu/libKF5WindowSystem.so.5
#35 0x00007efd1c1c1a36 in  () at /usr/lib/x86_64-linux-gnu/qt5/plugins/kf5/org.kde.kwindowsystem.platforms/KF5WindowSystemX11Plugin.so
#36 0x00007efd30949562 in NETRootInfo::update(QFlags<NET::Property>, QFlags<NET::Property2>) () at /usr/lib/x86_64-linux-gnu/libKF5WindowSystem.so.5
#37 0x00007efd3094a58c in NETRootInfo::event(xcb_generic_event_t*, QFlags<NET::Property>*, QFlags<NET::Property2>*) () at /usr/lib/x86_64-linux-gnu/libKF5WindowSystem.so.5
#38 0x00007efd3094a8b5 in NETRootInfo::event(xcb_generic_event_t*, unsigned long*, int) () at /usr/lib/x86_64-linux-gnu/libKF5WindowSystem.so.5
#39 0x00007efd1c1c1166 in  () at /usr/lib/x86_64-linux-gnu/qt5/plugins/kf5/org.kde.kwindowsystem.platforms/KF5WindowSystemX11Plugin.so
#40 0x00007efd2e77a97f in QAbstractEventDispatcher::filterNativeEvent(QByteArray const&, void*, long*) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#41 0x00007efd205c1324 in QXcbConnection::handleXcbEvent(xcb_generic_event_t*) () at /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#42 0x00007efd205c2005 in QXcbConnection::processXcbEvents() () at /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#43 0x00007efd2e7a9c41 in QObject::event(QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#44 0x00007efd2f05abec in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#45 0x00007efd2f062381 in QApplication::notify(QObject*, QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#46 0x00007efd2e77d850 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#47 0x00007efd2e77ffed in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#48 0x00007efd2e7d0fb3 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#49 0x00007efd29623a17 in g_main_dispatch (context=0x7efd180016f0) at ././glib/gmain.c:3234
#50 0x00007efd29623a17 in g_main_context_dispatch (context=context@entry=0x7efd180016f0) at ././glib/gmain.c:3899
#51 0x00007efd29623c80 in g_main_context_iterate (context=context@entry=0x7efd180016f0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ././glib/gmain.c:3972
#52 0x00007efd29623d2c in g_main_context_iteration (context=0x7efd180016f0, may_block=1) at ././glib/gmain.c:4033
#53 0x00007efd2e7d13bf in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#54 0x00007efd2e77b83a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#55 0x00007efd2e783edc in QCoreApplication::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#56 0x000000f4305892df in  ()
#57 0x00007efd2de022b1 in __libc_start_main (main=0xf430588780, argc=2, argv=0x7fffe0df07a8, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7fffe0df0798) at ../csu/libc-start.c:291
#58 0x000000f43058965a in _start ()

Reported using DrKonqi