Bug 411017

Application: kcmshell5 (5.14.5)

Qt Version: 5.11.3
Frameworks Version: 5.54.0
Operating System: Linux 4.19.0-5-amd64 x86_64
Distribution: Debian GNU/Linux bullseye/sid

-- Information about the crash:
The moment I tried to open my language settings, they crash.  Not a lot more to say, this happense every time.

The crash can be reproduced every time.

-- Backtrace:
Application: System Settings Module (kcmshell5), signal: Aborted
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7ff04a87f880 (LWP 22940))]

Thread 4 (Thread 0x7ff042a8e700 (LWP 22943)):
#0  __lll_lock_wait () at ../sysdeps/unix/sysv/linux/x86_64/lowlevellock.S:103
#1  0x00007ff0501b67d1 in __GI___pthread_mutex_lock (mutex=0x7ff04fc44250) at ../nptl/pthread_mutex_lock.c:115
#2  0x00007ff04f9be13c in ?? () from /usr/lib/x86_64-linux-gnu/libGL.so.1
#3  0x00007ff04f9c43e1 in ?? () from /usr/lib/x86_64-linux-gnu/libGL.so.1
#4  0x00007ff04f9c48f8 in ?? () from /usr/lib/x86_64-linux-gnu/libGL.so.1
#5  0x00007ff04e6ad0f2 in ?? () from /usr/lib/x86_64-linux-gnu/libnvidia-tls.so.418.74
#6  0x00007ff04f1f0430 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#7  0x00007ff04f1a96cf in g_main_context_check () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#8  0x00007ff04f1a9ba0 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#9  0x00007ff04f1a9d1c in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#10 0x00007ff0517c13e3 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#11 0x00007ff05176ecfb in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#12 0x00007ff0515bed8e in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#13 0x00007ff050c07c65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#14 0x00007ff0515c8a07 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#15 0x00007ff0501b3fa3 in start_thread (arg=<optimized out>) at pthread_create.c:486
#16 0x00007ff052bd64cf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 3 (Thread 0x7ff048c18700 (LWP 22942)):
#0  __lll_lock_wait () at ../sysdeps/unix/sysv/linux/x86_64/lowlevellock.S:106
#1  0x00007ff0501b67d1 in __GI___pthread_mutex_lock (mutex=0x7ff04fc44250) at ../nptl/pthread_mutex_lock.c:115
#2  0x00007ff04f9be13c in ?? () from /usr/lib/x86_64-linux-gnu/libGL.so.1
#3  0x00007ff04f9c43e1 in ?? () from /usr/lib/x86_64-linux-gnu/libGL.so.1
#4  0x00007ff04f9c48f8 in ?? () from /usr/lib/x86_64-linux-gnu/libGL.so.1
#5  0x00007ff04e6ad0f2 in ?? () from /usr/lib/x86_64-linux-gnu/libnvidia-tls.so.418.74
#6  0x00007ff04f1f0430 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#7  0x00007ff04f1a96cf in g_main_context_check () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#8  0x00007ff04f1a9ba0 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#9  0x00007ff04f1a9d1c in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#10 0x00007ff0517c13e3 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#11 0x00007ff05176ecfb in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#12 0x00007ff0515bed8e in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#13 0x00007ff052699545 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5
#14 0x00007ff0515c8a07 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#15 0x00007ff0501b3fa3 in start_thread (arg=<optimized out>) at pthread_create.c:486
#16 0x00007ff052bd64cf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 2 (Thread 0x7ff04984a700 (LWP 22941)):
#0  0x00007ff052bcb819 in __GI___poll (fds=0x7ff049849c38, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007ff04fe5bcf7 in ?? () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#2  0x00007ff04fe5d91a in xcb_wait_for_event () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#3  0x00007ff04a3aed79 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#4  0x00007ff0515c8a07 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007ff0501b3fa3 in start_thread (arg=<optimized out>) at pthread_create.c:486
#6  0x00007ff052bd64cf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 1 (Thread 0x7ff04a87f880 (LWP 22940)):
[KCrash Handler]
#6  __GI_raise (sig=sig@entry=6) at ../sysdeps/unix/sysv/linux/raise.c:50
#7  0x00007ff052aff535 in __GI_abort () at abort.c:79
#8  0x00007ff0515879a7 in QMessageLogger::fatal(char const*, ...) const () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007ff051323d12 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5QuickWidgets.so.5
#10 0x00007ff05132403a in ?? () from /usr/lib/x86_64-linux-gnu/libQt5QuickWidgets.so.5
#11 0x00007ff0513261b6 in QQuickWidget::resizeEvent(QResizeEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5QuickWidgets.so.5
#12 0x00007ff052128efe in QWidget::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#13 0x00007ff051326e5d in QQuickWidget::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5QuickWidgets.so.5
#14 0x00007ff0520ea501 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#15 0x00007ff0520f19b0 in QApplication::notify(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#16 0x00007ff051770029 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#17 0x00007ff05212102b in QWidgetPrivate::sendPendingMoveAndResizeEvents(bool, bool) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#18 0x00007ff052124f13 in QWidgetPrivate::show_helper() () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#19 0x00007ff0521280bb in QWidget::setVisible(bool) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#20 0x00007ff052124ec8 in QWidgetPrivate::showChildren(bool) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#21 0x00007ff052124f2f in QWidgetPrivate::show_helper() () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#22 0x00007ff0521280bb in QWidget::setVisible(bool) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#23 0x00007ff052124ec8 in QWidgetPrivate::showChildren(bool) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#24 0x00007ff052124f2f in QWidgetPrivate::show_helper() () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#25 0x00007ff052124eb2 in QWidgetPrivate::showChildren(bool) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#26 0x00007ff052124f2f in QWidgetPrivate::show_helper() () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#27 0x00007ff0521280bb in QWidget::setVisible(bool) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#28 0x00007ff052124ec8 in QWidgetPrivate::showChildren(bool) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#29 0x00007ff052124f2f in QWidgetPrivate::show_helper() () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#30 0x00007ff052124eb2 in QWidgetPrivate::showChildren(bool) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#31 0x00007ff052124f2f in QWidgetPrivate::show_helper() () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#32 0x00007ff052124eb2 in QWidgetPrivate::showChildren(bool) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#33 0x00007ff052124f2f in QWidgetPrivate::show_helper() () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#34 0x00007ff0521280bb in QWidget::setVisible(bool) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#35 0x00007ff052124ec8 in QWidgetPrivate::showChildren(bool) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#36 0x00007ff052124f2f in QWidgetPrivate::show_helper() () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#37 0x00007ff0521280bb in QWidget::setVisible(bool) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#38 0x00007ff0522d557a in QDialog::setVisible(bool) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#39 0x00007ff052ca759e in kdemain () from /usr/lib/x86_64-linux-gnu/libkdeinit5_kcmshell5.so
#40 0x00007ff052b0109b in __libc_start_main (main=0x55654696f050, argc=2, argv=0x7ffe86dd06b8, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7ffe86dd06a8) at ../csu/libc-start.c:308
#41 0x000055654696f08a in _start ()
[Inferior 1 (process 22940) detached]

Possible duplicates by query: bug 401442.

Reported using DrKonqi