Application: kdeinit5 (15.04.0)

Qt Version: 5.4.2
Operating System: Linux 4.0.5-300.fc22.x86_64 x86_64
Distribution: "Fedora release 22 (Twenty Two)"

-- Information about the crash:
Interacting with firefox while 2 konsoles were running in the background

-- Backtrace:
Application: Konsole (kdeinit5), signal: Segmentation fault
Using host libthread_db library "/lib64/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f2cea218780 (LWP 3185))]

Thread 2 (Thread 0x7f2cc8393700 (LWP 3186)):
#0  0x00007f2ce6faf66d in poll () at /lib64/libc.so.6
#1  0x00007f2ce6199182 in _xcb_conn_wait () at /lib64/libxcb.so.1
#2  0x00007f2ce619ad07 in xcb_wait_for_event () at /lib64/libxcb.so.1
#3  0x00007f2ccaa7b9b9 in QXcbEventReader::run() () at /usr/lib64/qt5/plugins/platforms/libqxcb.so
#4  0x00007f2ce7bb9e3e in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5
#5  0x00007f2ce6601555 in start_thread () at /lib64/libpthread.so.0
#6  0x00007f2ce6fbaf3d in clone () at /lib64/libc.so.6

Thread 1 (Thread 0x7f2cea218780 (LWP 3185)):
[KCrash Handler]
#5  0x00007f2ce619a268 in poll_for_reply () at /lib64/libxcb.so.1
#6  0x00007f2ce619aabc in wait_for_reply () at /lib64/libxcb.so.1
#7  0x00007f2ce619abb1 in xcb_wait_for_reply () at /lib64/libxcb.so.1
#8  0x00007f2ce941f1f7 in _XReply () at /lib64/libX11.so.6
#9  0x00007f2ccfc2e462 in XIQueryDevice () at /lib64/libXi.so.6
#10 0x00007f2ccaa9c57e in QXcbConnection::handleEnterEvent(xcb_enter_notify_event_t const*) () at /usr/lib64/qt5/plugins/platforms/libqxcb.so
#11 0x00007f2ccaa8cc09 in QXcbWindow::handleEnterNotifyEvent(xcb_enter_notify_event_t const*) () at /usr/lib64/qt5/plugins/platforms/libqxcb.so
#12 0x00007f2ccaa7dc03 in QXcbConnection::handleXcbEvent(xcb_generic_event_t*) () at /usr/lib64/qt5/plugins/platforms/libqxcb.so
#13 0x00007f2ccaa7e363 in QXcbConnection::processXcbEvents() () at /usr/lib64/qt5/plugins/platforms/libqxcb.so
#14 0x00007f2ce7dcaf41 in QObject::event(QEvent*) () at /lib64/libQt5Core.so.5
#15 0x00007f2ce8a5b7ec in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /lib64/libQt5Widgets.so.5
#16 0x00007f2ce8a60e90 in QApplication::notify(QObject*, QEvent*) () at /lib64/libQt5Widgets.so.5
#17 0x00007f2ce7d9967b in QCoreApplication::notifyInternal(QObject*, QEvent*) () at /lib64/libQt5Core.so.5
#18 0x00007f2ce7d9b7b7 in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () at /lib64/libQt5Core.so.5
#19 0x00007f2ce7df0763 in postEventSourceDispatch(_GSource*, int (*)(void*), void*) () at /lib64/libQt5Core.so.5
#20 0x00007f2ce5435a8a in g_main_context_dispatch () at /lib64/libglib-2.0.so.0
#21 0x00007f2ce5435e20 in g_main_context_iterate.isra () at /lib64/libglib-2.0.so.0
#22 0x00007f2ce5435ecc in g_main_context_iteration () at /lib64/libglib-2.0.so.0
#23 0x00007f2ce7df0b6f in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#24 0x00007f2ce7d96eba in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#25 0x00007f2ce7d9ea2c in QCoreApplication::exec() () at /lib64/libQt5Core.so.5
#26 0x00007f2ccc9cdb89 in kdemain () at /lib64/libkdeinit5_konsole.so
#27 0x00000000004085e0 in launch(int, char const*, char const*, char const*, int, char const*, bool, char const*, bool, char const*) ()
#28 0x0000000000409f2e in handle_launcher_request(int, char const*) [clone .isra.23] ()
#29 0x000000000040a52b in handle_requests(int) ()
#30 0x0000000000404f53 in main ()

Reported using DrKonqi