Application: systemsettings5 (5.12.6)

Qt Version: 5.9.5
Frameworks Version: 5.44.0
Operating System: Linux 4.15.0-34-generic x86_64
Distribution: Ubuntu 18.04.1 LTS

-- Information about the crash:
- What I was doing when the application crashed:  I was trying to create a Twitter account in KDE System settings.  The process seemed to hang, and then crashed.

-- Backtrace:
Application: System Settings (systemsettings5), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7fd51d742800 (LWP 8614))]

Thread 7 (Thread 0x7fd4d9bdf700 (LWP 8655)):
#0  0x00007fd5191890b4 in __GI___libc_read (fd=32, buf=0x7fd4d9bdecd0, nbytes=16) at ../sysdeps/unix/sysv/linux/read.c:27
#1  0x00007fd513035a00 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fd512ff0f27 in g_main_context_check () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fd512ff13e0 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fd512ff17d2 in g_main_loop_run () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fd4e0d1ef66 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#6  0x00007fd513018e85 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#7  0x00007fd5153416db in start_thread (arg=0x7fd4d9bdf700) at pthread_create.c:463
#8  0x00007fd51919a88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 6 (Thread 0x7fd4e1a0b700 (LWP 8654)):
#0  0x00007fd51918dbf9 in __GI___poll (fds=0x7fd4dc005200, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fd512ff1439 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fd512ff154c in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fd512ff1591 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fd513018e85 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fd5153416db in start_thread (arg=0x7fd4e1a0b700) at pthread_create.c:463
#6  0x00007fd51919a88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 5 (Thread 0x7fd4eb1a8700 (LWP 8620)):
#0  0x00007fd513036d79 in g_mutex_lock () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fd512ff0b81 in g_main_context_query () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fd512ff13b7 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fd512ff154c in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fd519adb90b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fd519a809ea in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007fd51989f22a in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007fd5173ef6f5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007fd5198a416d in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007fd5153416db in start_thread (arg=0x7fd4eb1a8700) at pthread_create.c:463
#10 0x00007fd51919a88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 4 (Thread 0x7fd4f35c2700 (LWP 8619)):
#0  0x00007fd512fee3a8 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fd512ff08d3 in g_main_context_prepare () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fd512ff136b in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fd512ff154c in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fd519adb90b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fd519a809ea in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007fd51989f22a in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007fd5173ef6f5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007fd5198a416d in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007fd5153416db in start_thread (arg=0x7fd4f35c2700) at pthread_create.c:463
#10 0x00007fd51919a88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 3 (Thread 0x7fd4fd16c700 (LWP 8617)):
#0  0x00007fd513036d94 in g_mutex_unlock () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fd512ff0988 in g_main_context_prepare () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fd512ff136b in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fd512ff154c in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fd519adb90b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fd519a809ea in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007fd51989f22a in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007fd51b3e5d45 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5
#8  0x00007fd5198a416d in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007fd5153416db in start_thread (arg=0x7fd4fd16c700) at pthread_create.c:463
#10 0x00007fd51919a88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 2 (Thread 0x7fd50a7ef700 (LWP 8616)):
#0  0x00007fd51918dbf9 in __GI___poll (fds=0x7fd50a7eeca8, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fd514ed0747 in ?? () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#2  0x00007fd514ed236a in xcb_wait_for_event () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#3  0x00007fd50d59c2a9 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#4  0x00007fd5198a416d in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fd5153416db in start_thread (arg=0x7fd50a7ef700) at pthread_create.c:463
#6  0x00007fd51919a88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 1 (Thread 0x7fd51d742800 (LWP 8614)):
[KCrash Handler]
#6  0x00007fd50158a601 in Kvantum::Style::advanceProgressbar() () from /usr/lib/x86_64-linux-gnu/qt5/plugins/styles/libkvantum.so
#7  0x00007fd519ab16cf in QMetaObject::activate(QObject*, int, int, void**) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007fd519abe027 in QTimer::timeout(QTimer::QPrivateSignal) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007fd519abe388 in QTimer::timerEvent(QTimerEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#10 0x00007fd519ab20db in QObject::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#11 0x00007fd51aa9282c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#12 0x00007fd51aa9a0f4 in QApplication::notify(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#13 0x00007fd519a829a8 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#14 0x00007fd519adad8e in QTimerInfoList::activateTimers() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#15 0x00007fd519adb551 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#16 0x00007fd512ff1287 in g_main_context_dispatch () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#17 0x00007fd512ff14c0 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#18 0x00007fd512ff154c in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#19 0x00007fd519adb8ef in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#20 0x00007fd519a809ea in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#21 0x00007fd519a89a84 in QCoreApplication::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#22 0x0000564e8ec8ae44 in ?? ()
#23 0x00007fd51909ab97 in __libc_start_main (main=0x564e8ec8aa40, argc=1, argv=0x7ffdfee86178, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7ffdfee86168) at ../csu/libc-start.c:310
#24 0x0000564e8ec8aeca in _start ()

Reported using DrKonqi