Bug 419712

Application: krunner (5.18.3)

Qt Version: 5.12.4
Frameworks Version: 5.67.0
Operating System: Linux 5.3.0-45-generic x86_64
Windowing system: X11
Distribution: Ubuntu 19.10

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

I pressed the button combination to open up Krunner and I get a crash notification.

The crash can be reproduced every time.

-- Backtrace:
Application: krunner (krunner), signal: Aborted
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f1afdd00840 (LWP 8187))]

Thread 4 (Thread 0x7f1af6aa6700 (LWP 8190)):
#0  0x00007f1b03fa32ac in __GI___libc_read (nbytes=16, buf=0x7f1af6aa5b30, fd=10) at ../sysdeps/unix/sysv/linux/read.c:26
#1  0x00007f1b03fa32ac in __GI___libc_read (fd=10, buf=0x7f1af6aa5b30, nbytes=16) at ../sysdeps/unix/sysv/linux/read.c:24
#2  0x00007f1b02b6770f in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f1b02b1f5fe in g_main_context_check () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f1b02b1fa52 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f1b02b1fbe3 in g_main_context_iteration () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007f1b04550653 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f1b044f75cb in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f1b04330a45 in QThread::exec() () at /lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007f1b05a17319 in  () at /lib/x86_64-linux-gnu/libQt5Qml.so.5
#10 0x00007f1b04331c92 in  () at /lib/x86_64-linux-gnu/libQt5Core.so.5
#11 0x00007f1b03671669 in start_thread (arg=<optimized out>) at pthread_create.c:479
#12 0x00007f1b03fb4323 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 3 (Thread 0x7f1af7e73700 (LWP 8189)):
#0  0x00007f1b03fa7c2f in __GI___poll (fds=0x7f1af00029e0, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f1b02b1faae in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f1b02b1fbe3 in g_main_context_iteration () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f1b04550653 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f1b044f75cb in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f1b04330a45 in QThread::exec() () at /lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f1b04db7efa in  () at /lib/x86_64-linux-gnu/libQt5DBus.so.5
#7  0x00007f1b04331c92 in  () at /lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f1b03671669 in start_thread (arg=<optimized out>) at pthread_create.c:479
#9  0x00007f1b03fb4323 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 2 (Thread 0x7f1afce16700 (LWP 8188)):
#0  0x00007f1b03fa7c2f in __GI___poll (fds=0x7f1afce15c68, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f1b03b7b917 in  () at /lib/x86_64-linux-gnu/libxcb.so.1
#2  0x00007f1b03b7d53a in xcb_wait_for_event () at /lib/x86_64-linux-gnu/libxcb.so.1
#3  0x00007f1afd600288 in  () at /lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#4  0x00007f1b04331c92 in  () at /lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f1b03671669 in start_thread (arg=<optimized out>) at pthread_create.c:479
#6  0x00007f1b03fb4323 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 1 (Thread 0x7f1afdd00840 (LWP 8187)):
[KCrash Handler]
#6  0x00007f1b03ed83eb in __GI_raise (sig=sig@entry=6) at ../sysdeps/unix/sysv/linux/raise.c:50
#7  0x00007f1b03eb7899 in __GI_abort () at abort.c:79
#8  0x00007f1b042f8a99 in  () at /lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007f1b05d5294d in QSGRenderLoop::handleContextCreationFailure(QQuickWindow*, bool) () at /lib/x86_64-linux-gnu/libQt5Quick.so.5
#10 0x00007f1b05d53a25 in  () at /lib/x86_64-linux-gnu/libQt5Quick.so.5
#11 0x00007f1b05d542ed in  () at /lib/x86_64-linux-gnu/libQt5Quick.so.5
#12 0x00007f1b048ebb3d in QWindow::event(QEvent*) () at /lib/x86_64-linux-gnu/libQt5Gui.so.5
#13 0x00007f1b05dd367f in QQuickWindow::event(QEvent*) () at /lib/x86_64-linux-gnu/libQt5Quick.so.5
#14 0x00007f1b060fad0b in PlasmaQuick::Dialog::event(QEvent*) () at /lib/x86_64-linux-gnu/libKF5PlasmaQuick.so.5
#15 0x00005651040b3103 in  ()
#16 0x00007f1b04fa6a86 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /lib/x86_64-linux-gnu/libQt5Widgets.so.5
#17 0x00007f1b04fafe00 in QApplication::notify(QObject*, QEvent*) () at /lib/x86_64-linux-gnu/libQt5Widgets.so.5
#18 0x00007f1b044f8a2a in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /lib/x86_64-linux-gnu/libQt5Core.so.5
#19 0x00007f1b048e22d6 in QGuiApplicationPrivate::processExposeEvent(QWindowSystemInterfacePrivate::ExposeEvent*) () at /lib/x86_64-linux-gnu/libQt5Gui.so.5
#20 0x00007f1b048e2504 in QGuiApplicationPrivate::processWindowSystemEvent(QWindowSystemInterfacePrivate::WindowSystemEvent*) () at /lib/x86_64-linux-gnu/libQt5Gui.so.5
#21 0x00007f1b048bc26b in QWindowSystemInterface::sendWindowSystemEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib/x86_64-linux-gnu/libQt5Gui.so.5
#22 0x00007f1afd60128e in  () at /lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#23 0x00007f1b02b1f8bd in g_main_context_dispatch () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#24 0x00007f1b02b1fb40 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#25 0x00007f1b02b1fbe3 in g_main_context_iteration () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#26 0x00007f1b04550635 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib/x86_64-linux-gnu/libQt5Core.so.5
#27 0x00007f1b044f75cb in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib/x86_64-linux-gnu/libQt5Core.so.5
#28 0x00007f1b044ff336 in QCoreApplication::exec() () at /lib/x86_64-linux-gnu/libQt5Core.so.5
#29 0x00005651040b09ef in  ()
#30 0x00007f1b03eb91e3 in __libc_start_main (main=0x5651040b02e0, argc=1, argv=0x7ffefc639088, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7ffefc639078) at ../csu/libc-start.c:308
#31 0x00005651040b0b7e in _start ()
[Inferior 1 (process 8187) detached]

Possible duplicates by query: bug 418804, bug 418803, bug 418351, bug 418277, bug 418026.

Reported using DrKonqi