Bug 377841

Application: systemsettings5 (5.7.5)

Qt Version: 5.6.1
Frameworks Version: 5.26.0
Operating System: Linux 4.8.0-42-generic x86_64
Distribution: Ubuntu 16.10

-- Information about the crash:
Trying to view Multimedia in System settings, Kubuntu 16.10

The crash can be reproduced every time.

-- Backtrace:
Application: System Settings (systemsettings5), signal: Aborted
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7fb6b227e8c0 (LWP 23799))]

Thread 4 (Thread 0x7fb689bc5700 (LWP 23804)):
#0  0x00007fb6ae9240bd in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007fb6ab6019d6 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fb6ab601aec in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fb6af2524ab in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007fb6af1fa0fa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fb6af01fd43 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007fb6ad97bc65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007fb6af024c68 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007fb6abb256ca in start_thread (arg=0x7fb689bc5700) at pthread_create.c:333
#9  0x00007fb6ae9300af in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 3 (Thread 0x7fb6964ec700 (LWP 23802)):
#0  0x00007fb6ae9240bd in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007fb6ab6019d6 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fb6ab601aec in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fb6af2524ab in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007fb6af1fa0fa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fb6af01fd43 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007fb6b23d3575 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5
#7  0x00007fb6af024c68 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007fb6abb256ca in start_thread (arg=0x7fb6964ec700) at pthread_create.c:333
#9  0x00007fb6ae9300af in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 2 (Thread 0x7fb69ecd4700 (LWP 23801)):
#0  0x00007fb6ae9240bd in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007fb6ac39cc62 in ?? () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#2  0x00007fb6ac39e8d7 in xcb_wait_for_event () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#3  0x00007fb6a185e299 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#4  0x00007fb6af024c68 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fb6abb256ca in start_thread (arg=0x7fb69ecd4700) at pthread_create.c:333
#6  0x00007fb6ae9300af in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 1 (Thread 0x7fb6b227e8c0 (LWP 23799)):
[KCrash Handler]
#6  __GI_raise (sig=sig@entry=6) at ../sysdeps/unix/sysv/linux/raise.c:58
#7  0x00007fb6ae85f3ea in __GI_abort () at abort.c:89
#8  0x00007fb6af00bcc1 in QMessageLogger::fatal(char const*, ...) const () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007fb6b23b13d9 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5QuickWidgets.so.5
#10 0x00007fb6b23b172a in ?? () from /usr/lib/x86_64-linux-gnu/libQt5QuickWidgets.so.5
#11 0x00007fb6b23b2625 in QQuickWidget::resizeEvent(QResizeEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5QuickWidgets.so.5
#12 0x00007fb6b07788ee in QWidget::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#13 0x00007fb6b07328ac in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#14 0x00007fb6b0737d4f in QApplication::notify(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#15 0x00007fb6af1fc3b0 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#16 0x00007fb6b0771212 in QWidgetPrivate::sendPendingMoveAndResizeEvents(bool, bool) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#17 0x00007fb6b0775033 in QWidgetPrivate::show_helper() () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#18 0x00007fb6b0777e95 in QWidget::setVisible(bool) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#19 0x00007fb6b0774fc8 in QWidgetPrivate::showChildren(bool) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#20 0x00007fb6b077504f in QWidgetPrivate::show_helper() () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#21 0x00007fb6b0777e95 in QWidget::setVisible(bool) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#22 0x00007fb6b07774c9 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#23 0x00007fb6af22a699 in QObject::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#24 0x00007fb6b077868b in QWidget::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#25 0x00007fb6b07328ac in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#26 0x00007fb6b0737d4f in QApplication::notify(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#27 0x00007fb6af1fc3b0 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#28 0x00007fb6af1fe33c in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#29 0x00007fb6af252083 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#30 0x00007fb6ab6017d7 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#31 0x00007fb6ab601a40 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#32 0x00007fb6ab601aec in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#33 0x00007fb6af25248f in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#34 0x00007fb6af1fa0fa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#35 0x00007fb6af20290c in QCoreApplication::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#36 0x0000555d466d3131 in ?? ()
#37 0x00007fb6ae8483f1 in __libc_start_main (main=0x555d466d2d50, argc=1, argv=0x7fff020daaf8, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7fff020daae8) at ../csu/libc-start.c:291
#38 0x0000555d466d31aa in _start ()

Possible duplicates by query: bug 376513, bug 375284, bug 371459, bug 366613, bug 364721.

Reported using DrKonqi