Application: plasmashell (5.4.2)

Qt Version: 5.4.2
Operating System: Linux 4.2.0-25-generic x86_64
Distribution: Ubuntu 15.10

-- Information about the crash:
- What I was doing when the application crashed: Trying to open a prepviosly setup google account in the instant messenging software.

The crash can be reproduced every time.

-- Backtrace:
Application: Plasma (plasmashell), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f09781cc800 (LWP 5566))]

Thread 11 (Thread 0x7f096362f700 (LWP 5568)):
#0  0x00007f09728eb8dd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f0976991bd2 in ?? () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#2  0x00007f097699374f in xcb_wait_for_event () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#3  0x00007f09659a8a39 in ?? () from /usr/lib/x86_64-linux-gnu/qt5/plugins/platforms/libqxcb.so
#4  0x00007f0972fea2be in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f09720c76aa in start_thread (arg=0x7f096362f700) at pthread_create.c:333
#6  0x00007f09728f6eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 10 (Thread 0x7f0960fdf700 (LWP 5572)):
#0  0x00007f096f686884 in g_mutex_unlock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f096f641c19 in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f096f642190 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f096f6422fc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f097322129b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f09731c775a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f0972fe53d4 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f097583cf85 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007f0972fea2be in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007f09720c76aa in start_thread (arg=0x7f0960fdf700) at pthread_create.c:333
#10 0x00007f09728f6eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 9 (Thread 0x7f0959107700 (LWP 5574)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f095a60a4da in ?? () from /usr/lib/x86_64-linux-gnu/dri/r600_dri.so
#2  0x00007f095a609c17 in ?? () from /usr/lib/x86_64-linux-gnu/dri/r600_dri.so
#3  0x00007f09720c76aa in start_thread (arg=0x7f0959107700) at pthread_create.c:333
#4  0x00007f09728f6eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 8 (Thread 0x7f094e877700 (LWP 5575)):
#0  0x00007f096f686884 in g_mutex_unlock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f096f64209d in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f096f6422fc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f097322129b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f09731c775a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f0972fe53d4 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f097583cf85 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007f0972fea2be in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f09720c76aa in start_thread (arg=0x7f094e877700) at pthread_create.c:333
#9  0x00007f09728f6eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 7 (Thread 0x7f0947dc7700 (LWP 5579)):
#0  0x00007f096f686884 in g_mutex_unlock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f096f641a59 in g_main_context_query () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f096f642167 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f096f6422fc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f097322129b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f09731c775a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f0972fe53d4 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f097583cf85 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007f0972fea2be in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007f09720c76aa in start_thread (arg=0x7f0947dc7700) at pthread_create.c:333
#10 0x00007f09728f6eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 6 (Thread 0x7f0946577700 (LWP 5580)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f0977c06114 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Script.so.5
#2  0x00007f0977c06159 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Script.so.5
#3  0x00007f09720c76aa in start_thread (arg=0x7f0946577700) at pthread_create.c:333
#4  0x00007f09728f6eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 5 (Thread 0x7f08bbb4f700 (LWP 5581)):
#0  0x00007f096f686884 in g_mutex_unlock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f096f641c19 in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f096f642190 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f096f6422fc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f097322129b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f09731c775a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f0972fe53d4 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f09761c9ef6 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#8  0x00007f0972fea2be in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007f09720c76aa in start_thread (arg=0x7f08bbb4f700) at pthread_create.c:333
#10 0x00007f09728f6eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 4 (Thread 0x7f08ab4ef700 (LWP 5635)):
#0  0x00007f09728e749d in read () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f096f6854e0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f096f641cd4 in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f096f642190 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f096f6422fc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f097322129b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f09731c775a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f0972fe53d4 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f08ad7bf8f7 in KCupsConnection::run() () from /usr/lib/x86_64-linux-gnu/libkcupslib.so
#9  0x00007f0972fea2be in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#10 0x00007f09720c76aa in start_thread (arg=0x7f08ab4ef700) at pthread_create.c:333
#11 0x00007f09728f6eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 3 (Thread 0x7f089ac07700 (LWP 9444)):
#0  0x00007f09728eb8dd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f096f6421ec in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f096f6422fc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f096f642339 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f096f668965 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f09720c76aa in start_thread (arg=0x7f089ac07700) at pthread_create.c:333
#6  0x00007f09728f6eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 2 (Thread 0x7f0893fff700 (LWP 9445)):
#0  0x00007f09728eb8dd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f096f6421ec in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f096f642572 in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f089b4d04c6 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#4  0x00007f096f668965 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f09720c76aa in start_thread (arg=0x7f0893fff700) at pthread_create.c:333
#6  0x00007f09728f6eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 1 (Thread 0x7f09781cc800 (LWP 5566)):
[KCrash Handler]
#6  0x00007f0899fdd9f8 in KAccountsUiProvider::showNewAccountDialog (this=<optimized out>) at ../../../plugins/kaccounts/kaccounts-ui-provider.cpp:247
#7  0x00007f09731fa617 in QMetaObject::activate(QObject*, int, int, void**) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f0899fdd9b8 in KAccountsUiProvider::init (this=0x3a2d460, type=<optimized out>) at ../../../plugins/kaccounts/kaccounts-ui-provider.cpp:109
#9  0x00007f09731fa617 in QMetaObject::activate(QObject*, int, int, void**) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#10 0x00007f0974042fe2 in QAbstractButton::clicked(bool) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#11 0x00007f0973da9914 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#12 0x00007f0973daadf9 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#13 0x00007f0973daaf74 in QAbstractButton::mouseReleaseEvent(QMouseEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#14 0x00007f0973cf4188 in QWidget::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#15 0x00007f0973cb1b8c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#16 0x00007f0973cb7c7a in QApplication::notify(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#17 0x00007f09731c9f1b in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#18 0x00007f0973cb66f2 in QApplicationPrivate::sendMouseEvent(QWidget*, QMouseEvent*, QWidget*, QWidget*, QWidget**, QPointer<QWidget>&, bool) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#19 0x00007f0973d0b440 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#20 0x00007f0973d0d78b in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#21 0x00007f0973cb1b8c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#22 0x00007f0973cb7230 in QApplication::notify(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#23 0x00007f09731c9f1b in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#24 0x00007f09734f03c8 in QGuiApplicationPrivate::processMouseEvent(QWindowSystemInterfacePrivate::MouseEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
#25 0x00007f09734f2005 in QGuiApplicationPrivate::processWindowSystemEvent(QWindowSystemInterfacePrivate::WindowSystemEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
#26 0x00007f09734d75b8 in QWindowSystemInterface::sendWindowSystemEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
#27 0x00007f09659d5250 in ?? () from /usr/lib/x86_64-linux-gnu/qt5/plugins/platforms/libqxcb.so
#28 0x00007f096f641ff7 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#29 0x00007f096f642250 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#30 0x00007f096f6422fc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#31 0x00007f097322127f in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#32 0x00007f09731c775a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#33 0x00007f09731cf2cc in QCoreApplication::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#34 0x00000000004322c3 in main (argc=4, argv=<optimized out>) at ../../shell/main.cpp:176

Possible duplicates by query: bug 358730, bug 358206, bug 358141, bug 357946, bug 357636.

Reported using DrKonqi