Application: kdeinit5 ()

Qt Version: 5.5.0
Operating System: Linux 4.1.12-1-default x86_64
Distribution: "openSUSE Leap 42.1 (x86_64)"

-- Information about the crash:
- What I was doing when the application crashed: I was watching videos, surfing on internet, using the desktop as usual, etc; when kdeinit5 crashed. 

I don't have any control in some buttons or menus (for example, shutdown or reboot).

-- Backtrace:
Application: kdeinit5 (kdeinit5), signal: Segmentation fault
Using host libthread_db library "/lib64/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f51ac994780 (LWP 1504))]

Thread 6 (Thread 0x7f5197624700 (LWP 1506)):
#0  0x00007f51aad2ac1d in poll () at /lib64/libc.so.6
#1  0x00007f51aa230422 in  () at /usr/lib64/libxcb.so.1
#2  0x00007f51aa23200f in xcb_wait_for_event () at /usr/lib64/libxcb.so.1
#3  0x00007f5199978c29 in  () at /usr/lib64/libQt5XcbQpa.so.5
#4  0x00007f51ab09f55f in  () at /usr/lib64/libQt5Core.so.5
#5  0x00007f51a87430a4 in start_thread () at /lib64/libpthread.so.0
#6  0x00007f51aad3304d in clone () at /lib64/libc.so.6

Thread 5 (Thread 0x7f518d3fb700 (LWP 1513)):
#0  0x00007f51aad2ac1d in poll () at /lib64/libc.so.6
#1  0x00007f51a7a87e64 in  () at /usr/lib64/libglib-2.0.so.0
#2  0x00007f51a7a8819a in g_main_loop_run () at /usr/lib64/libglib-2.0.so.0
#3  0x00007f518dd13426 in  () at /usr/lib64/libgio-2.0.so.0
#4  0x00007f51a7aacf65 in  () at /usr/lib64/libglib-2.0.so.0
#5  0x00007f51a87430a4 in start_thread () at /lib64/libpthread.so.0
#6  0x00007f51aad3304d in clone () at /lib64/libc.so.6

Thread 4 (Thread 0x7f5186226700 (LWP 1518)):
#0  0x00007f51aad26ced in read () at /lib64/libc.so.6
#1  0x00007f51a7ac8b60 in  () at /usr/lib64/libglib-2.0.so.0
#2  0x00007f51a7a87999 in g_main_context_check () at /usr/lib64/libglib-2.0.so.0
#3  0x00007f51a7a87df8 in  () at /usr/lib64/libglib-2.0.so.0
#4  0x00007f51a7a87f7c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#5  0x00007f51ab2d0a5b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#6  0x00007f51ab277a63 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#7  0x00007f51ab09a84a in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#8  0x00007f51942ccb77 in KCupsConnection::run() () at /usr/lib64/libkcupslib.so
#9  0x00007f51ab09f55f in  () at /usr/lib64/libQt5Core.so.5
#10 0x00007f51a87430a4 in start_thread () at /lib64/libpthread.so.0
#11 0x00007f51aad3304d in clone () at /lib64/libc.so.6

Thread 3 (Thread 0x7f5185a25700 (LWP 1519)):
#0  0x00007f51aad2ac1d in poll () at /lib64/libc.so.6
#1  0x00007f51a7a87e64 in  () at /usr/lib64/libglib-2.0.so.0
#2  0x00007f51a7a87f7c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#3  0x00007f51ab2d0a5b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#4  0x00007f51ab277a63 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#5  0x00007f51ab09a84a in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#6  0x00007f51ab09f55f in  () at /usr/lib64/libQt5Core.so.5
#7  0x00007f51a87430a4 in start_thread () at /lib64/libpthread.so.0
#8  0x00007f51aad3304d in clone () at /lib64/libc.so.6

Thread 2 (Thread 0x7f517ffff700 (LWP 1585)):
#0  0x00007f51aad2ac1d in poll () at /lib64/libc.so.6
#1  0x00007f51a7a87e64 in  () at /usr/lib64/libglib-2.0.so.0
#2  0x00007f51a7a87f7c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#3  0x00007f51ab2d0a5b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#4  0x00007f51ab277a63 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#5  0x00007f51ab09a84a in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#6  0x00007f51ab09f55f in  () at /usr/lib64/libQt5Core.so.5
#7  0x00007f51a87430a4 in start_thread () at /lib64/libpthread.so.0
#8  0x00007f51aad3304d in clone () at /lib64/libc.so.6

Thread 1 (Thread 0x7f51ac994780 (LWP 1504)):
[KCrash Handler]
#6  0x00007f519998c73f in QXcbWindow::handleClientMessageEvent(xcb_client_message_event_t const*) () at /usr/lib64/libQt5XcbQpa.so.5
#7  0x00007f519997740b in QXcbConnection::handleXcbEvent(xcb_generic_event_t*) () at /usr/lib64/libQt5XcbQpa.so.5
#8  0x00007f519997905b in QXcbConnection::processXcbEvents() () at /usr/lib64/libQt5XcbQpa.so.5
#9  0x00007f51ab2aa796 in QObject::event(QEvent*) () at /usr/lib64/libQt5Core.so.5
#10 0x00007f51a9903e8c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib64/libQt5Widgets.so.5
#11 0x00007f51a9908cd8 in QApplication::notify(QObject*, QEvent*) () at /usr/lib64/libQt5Widgets.so.5
#12 0x00007f51ab279ba5 in QCoreApplication::notifyInternal(QObject*, QEvent*) () at /usr/lib64/libQt5Core.so.5
#13 0x00007f51ab27bd67 in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () at /usr/lib64/libQt5Core.so.5
#14 0x00007f51ab2d15c3 in  () at /usr/lib64/libQt5Core.so.5
#15 0x00007f51a7a87c84 in g_main_context_dispatch () at /usr/lib64/libglib-2.0.so.0
#16 0x00007f51a7a87ed8 in  () at /usr/lib64/libglib-2.0.so.0
#17 0x00007f51a7a87f7c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#18 0x00007f51ab2d0a3c in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#19 0x00007f51ab277a63 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#20 0x00007f51ab27f5d6 in QCoreApplication::exec() () at /usr/lib64/libQt5Core.so.5
#21 0x00007f5199e2f1b6 in kdemain () at /usr/lib64/libkdeinit5_kded5.so
#22 0x0000000000408cb3 in  ()
#23 0x0000000000405cee in main ()

Possible duplicates by query: bug 353563.

Reported using DrKonqi