Application: plasma-discover (5.7.5)

Qt Version: 5.6.1
Frameworks Version: 5.26.0
Operating System: Linux 4.8.0-41-generic x86_64
Distribution: Ubuntu 16.10

-- Information about the crash:
- What I was doing when the application crashed:

1. In System tray in buttom System notifier was notified me about new updates 
2. I was click on update icon
3. packege update dialog appared
4. I have clicked on INstall button
5. Discover tried render main window but crushed

The crash can be reproduced every time.

-- Backtrace:
Application: Центр приложений Discover (plasma-discover), signal: Aborted
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f1ebb8eed40 (LWP 3838))]

Thread 7 (Thread 0x7f1e8f934700 (LWP 3844)):
#0  0x00007f1ec5bdc0bd in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f1ec2e5c9d6 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f1ec2e5cd62 in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f1e995284e6 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#4  0x00007f1ec2e84325 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f1ec33806ca in start_thread (arg=0x7f1e8f934700) at pthread_create.c:333
#6  0x00007f1ec5be80af in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 6 (Thread 0x7f1e98135700 (LWP 3843)):
#0  0x00007f1ec2ea2044 in g_mutex_unlock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f1ec2e5bfb0 in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f1ec2e5c8fb in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f1ec2e5caec in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f1ec2e5cb31 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f1ec2e84325 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007f1ec33806ca in start_thread (arg=0x7f1e98135700) at pthread_create.c:333
#7  0x00007f1ec5be80af in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 5 (Thread 0x7f1eac84d700 (LWP 3842)):
#0  0x00007f1ec6691726 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#1  0x00007f1ec6811039 in QTimerInfoList::updateCurrentTime() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#2  0x00007f1ec6812d78 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#3  0x00007f1ec2e5c3c9 in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f1ec2e5c974 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f1ec2e5caec in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007f1ec68134ab in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f1ec67bb0fa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f1ec65e0d43 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007f1ec65e5c68 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#10 0x00007f1ec33806ca in start_thread (arg=0x7f1eac84d700) at pthread_create.c:333
#11 0x00007f1ec5be80af in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 4 (Thread 0x7f1eaee4d700 (LWP 3841)):
#0  0x00007f1ec2e6c820 in g_poll () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f1ec2e5c9d6 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f1ec2e5caec in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f1ec68134ab in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f1ec67bb0fa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f1ec65e0d43 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f1ec87a5c65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007f1ec65e5c68 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f1ec33806ca in start_thread (arg=0x7f1eaee4d700) at pthread_create.c:333
#9  0x00007f1ec5be80af in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 3 (Thread 0x7f1eb005e700 (LWP 3840)):
#0  0x00007f1ec5bdc0bd in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f1ec2e5c9d6 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f1ec2e5caec in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f1ec68134ab in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f1ec67bb0fa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f1ec65e0d43 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f1ec3c18575 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5
#7  0x00007f1ec65e5c68 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f1ec33806ca in start_thread (arg=0x7f1eb005e700) at pthread_create.c:333
#9  0x00007f1ec5be80af in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 2 (Thread 0x7f1eb8862700 (LWP 3839)):
#0  0x00007f1ec5bdc0bd in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f1ec0fe6c62 in ?? () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#2  0x00007f1ec0fe88d7 in xcb_wait_for_event () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#3  0x00007f1ebb3ec299 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#4  0x00007f1ec65e5c68 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f1ec33806ca in start_thread (arg=0x7f1eb8862700) at pthread_create.c:333
#6  0x00007f1ec5be80af in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 1 (Thread 0x7f1ebb8eed40 (LWP 3838)):
[KCrash Handler]
#6  __GI_raise (sig=sig@entry=6) at ../sysdeps/unix/sysv/linux/raise.c:58
#7  0x00007f1ec5b173ea in __GI_abort () at abort.c:89
#8  0x00007f1ec65cccc1 in QMessageLogger::fatal(char const*, ...) const () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007f1ec8c9ca13 in QSGRenderLoop::handleContextCreationFailure(QQuickWindow*, bool) () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#10 0x00007f1ec8ca4b82 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#11 0x00007f1ec8ca4f63 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#12 0x00007f1ec6daef65 in QWindow::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
#13 0x00007f1ec8cd8a13 in QQuickWindow::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#14 0x00007f1ec738b8ac in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#15 0x00007f1ec7390d4f in QApplication::notify(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#16 0x00007f1ec67bd3b0 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#17 0x00007f1ec6da429d in QGuiApplicationPrivate::processExposeEvent(QWindowSystemInterfacePrivate::ExposeEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
#18 0x00007f1ec6da4e7d in QGuiApplicationPrivate::processWindowSystemEvent(QWindowSystemInterfacePrivate::WindowSystemEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
#19 0x00007f1ec6d82b2b in QWindowSystemInterface::sendWindowSystemEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
#20 0x00007f1ebb422660 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#21 0x00007f1ec2e5c7d7 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#22 0x00007f1ec2e5ca40 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#23 0x00007f1ec2e5caec in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#24 0x00007f1ec681348f in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#25 0x00007f1ec67bb0fa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#26 0x00007f1ec67c390c in QCoreApplication::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#27 0x000055619b728699 in ?? ()
#28 0x00007f1ec5b003f1 in __libc_start_main (main=0x55619b727f90, argc=3, argv=0x7ffea5468368, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7ffea5468358) at ../csu/libc-start.c:291
#29 0x000055619b7287ba in _start ()

Possible duplicates by query: bug 377872, bug 375284, bug 364721, bug 364342, bug 362635.

Reported using DrKonqi