[Bug 1548324] Re: systemsettings5 crashed with SIGSEGV in KAccountsUiProvider::showNewAccountDialog()

Flames_in_Paradise 1548324 at bugs.launchpad.net
Wed Feb 24 23:56:18 UTC 2016 

** Description changed:

  systemsettings5 crashed while try to edit a telepathy account via  kde
  systemsettings
  
  ProblemType: Crash
  DistroRelease: Ubuntu 16.04
  Package: systemsettings 4:5.4.3-0ubuntu1
  ProcVersionSignature: Ubuntu 4.4.0-6.21-generic 4.4.1
  Uname: Linux 4.4.0-6-generic x86_64
  ApportVersion: 2.20-0ubuntu3
  Architecture: amd64
  CurrentDesktop: KDE
  Date: Mon Feb 22 14:46:13 2016
  ExecutablePath: /usr/bin/systemsettings5
  InstallationDate: Installed on 2016-02-18 (4 days ago)
  InstallationMedia: Kubuntu 16.04 LTS "Xenial Xerus" - Alpha amd64 (20160218)
  ProcCmdline: /usr/bin/systemsettings5
  ProcEnviron:
   LANGUAGE=de:en_US
   PATH=(custom, no user)
   XDG_RUNTIME_DIR=<set>
   LANG=de_DE.UTF-8
   SHELL=/bin/bash
  SegvAnalysis:
   Segfault happened at: 0x7f8cab1599f8:	mov    (%rdi),%rax
   PC (0x7f8cab1599f8) ok
   source "(%rdi)" (0x6b00730074006e) not located in a known VMA region (needed readable region)!
   destination "%rax" ok
  SegvReason: reading unknown VMA
  Signal: 11
  SourcePackage: systemsettings
  StacktraceTop:
   ?? () from /usr/lib/x86_64-linux-gnu/qt5/plugins/kaccounts/ui/ktpaccountskcm_plugin_kaccounts.so
   QtPrivate::QSlotObjectBase::call (a=0x7fff025da960, r=0xc6a700, this=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qobject_impl.h:124
   QMetaObject::activate (sender=0xc6a700, signalOffset=<optimized out>, local_signal_index=<optimized out>, argv=<optimized out>) at kernel/qobject.cpp:3698
   ?? () from /usr/lib/x86_64-linux-gnu/qt5/plugins/kaccounts/ui/ktpaccountskcm_plugin_kaccounts.so
   QtPrivate::QSlotObjectBase::call (a=0x7fff025dab40, r=0xf38100, this=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qobject_impl.h:124
  Title: systemsettings5 crashed with SIGSEGV in QtPrivate::QSlotObjectBase::call()
  UpgradeStatus: No upgrade log present (probably fresh install)
  UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo
  XsessionErrors: (process:1985): GLib-CRITICAL **: g_slice_set_config: assertion 'sys_page_size == 0' failed
  
- 
- 
  #####
- 
  
  Application: systemsettings5 (5.4.3)
  
  Qt Version: 5.5.1
  Operating System: Linux 4.4.0-6-generic x86_64
  Distribution: Ubuntu Xenial Xerus (development branch)
  
  -- Information about the crash:
  - What I was doing when the application crashed:
  Try to  configure the telepathy account via kde system settings
  
  The crash can be reproduced sometimes.
  
  -- Backtrace:
  Application: Systemeinstellungen (systemsettings5), signal: Segmentation fault
  Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
  [Current thread is 1 (Thread 0x7f7ee7d5f8c0 (LWP 4894))]
  
  Thread 7 (Thread 0x7f7ed630b700 (LWP 4895)):
  #0  0x00007f7ee447f9ed in poll () at ../sysdeps/unix/syscall-template.S:81
  #1  0x00007f7ee2145c62 in ?? () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
  #2  0x00007f7ee21478d7 in xcb_wait_for_event () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
  #3  0x00007f7ed8685539 in QXcbEventReader::run (this=0x2514df0) at qxcbconnection.cpp:1230
  #4  0x00007f7ee4b817fe in QThreadPrivate::start (arg=0x2514df0) at thread/qthread_unix.cpp:331
  #5  0x00007f7ee18bb66a in start_thread (arg=0x7f7ed630b700) at pthread_create.c:333
  #6  0x00007f7ee448b01d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109
  
  Thread 6 (Thread 0x7f7ec62fb700 (LWP 4896)):
  #0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
  #1  0x00007f7eca209123 in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
  #2  0x00007f7eca208877 in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
  #3  0x00007f7ee18bb66a in start_thread (arg=0x7f7ec62fb700) at pthread_create.c:333
  #4  0x00007f7ee448b01d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109
  
  Thread 5 (Thread 0x7f7ebc27b700 (LWP 4899)):
  #0  0x00007f7ee13d2a98 in g_mutex_lock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
  #1  0x00007f7ee138d8d9 in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
  #2  0x00007f7ee138e26b in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
  #3  0x00007f7ee138e44c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
  #4  0x00007f7ee4db8a5b in QEventDispatcherGlib::processEvents (this=0x7f7eb00026b0, flags=...) at kernel/qeventdispatcher_glib.cpp:420
  #5  0x00007f7ee4d5fd6a in QEventLoop::exec (this=this at entry=0x7f7ebc27ace0, flags=..., flags at entry=...) at kernel/qeventloop.cpp:204
  #6  0x00007f7ee4b7c854 in QThread::exec (this=this at entry=0x2d62940) at thread/qthread.cpp:503
  #7  0x00007f7ee34e6c85 in QQmlThreadPrivate::run (this=0x2d62940) at qml/ftw/qqmlthread.cpp:141
  #8  0x00007f7ee4b817fe in QThreadPrivate::start (arg=0x2d62940) at thread/qthread_unix.cpp:331
  #9  0x00007f7ee18bb66a in start_thread (arg=0x7f7ebc27b700) at pthread_create.c:333
  #10 0x00007f7ee448b01d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109
  
  Thread 4 (Thread 0x7f7e9fb88700 (LWP 4904)):
  #0  0x00007f7ee447f9ed in poll () at ../sysdeps/unix/syscall-template.S:81
  #1  0x00007f7ee138e33c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
  #2  0x00007f7ee138e44c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
  #3  0x00007f7ee4db8a5b in QEventDispatcherGlib::processEvents (this=0x7f7e980008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:420
  #4  0x00007f7ee4d5fd6a in QEventLoop::exec (this=this at entry=0x7f7e9fb87ce0, flags=..., flags at entry=...) at kernel/qeventloop.cpp:204
  #5  0x00007f7ee4b7c854 in QThread::exec (this=this at entry=0x309c380) at thread/qthread.cpp:503
  #6  0x00007f7ee34e6c85 in QQmlThreadPrivate::run (this=0x309c380) at qml/ftw/qqmlthread.cpp:141
  #7  0x00007f7ee4b817fe in QThreadPrivate::start (arg=0x309c380) at thread/qthread_unix.cpp:331
  #8  0x00007f7ee18bb66a in start_thread (arg=0x7f7e9fb88700) at pthread_create.c:333
  #9  0x00007f7ee448b01d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109
  
  Thread 3 (Thread 0x7f7eabffb700 (LWP 4937)):
  #0  0x00007f7ee138e32c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
  #1  0x00007f7ee138e44c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
  #2  0x00007f7ee138e489 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
  #3  0x00007f7ee13b4b95 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
  #4  0x00007f7ee18bb66a in start_thread (arg=0x7f7eabffb700) at pthread_create.c:333
  #5  0x00007f7ee448b01d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109
  
  Thread 2 (Thread 0x7f7eab7fa700 (LWP 4938)):
  #0  0x00007f7ee447f9ed in poll () at ../sysdeps/unix/syscall-template.S:81
  #1  0x00007f7ee138e33c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
  #2  0x00007f7ee138e6c2 in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
  #3  0x00007f7eb7b98816 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
  #4  0x00007f7ee13b4b95 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
  #5  0x00007f7ee18bb66a in start_thread (arg=0x7f7eab7fa700) at pthread_create.c:333
  #6  0x00007f7ee448b01d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109
  
  Thread 1 (Thread 0x7f7ee7d5f8c0 (LWP 4894)):
  [KCrash Handler]
  #6  0x00007f7eb72119f8 in ?? () from /usr/lib/x86_64-linux-gnu/qt5/plugins/kaccounts/ui/ktpaccountskcm_plugin_kaccounts.so
  #7  0x00007f7ee4d90e0f in QtPrivate::QSlotObjectBase::call (a=0x7ffda6002ab0, r=0x442c1a0, this=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qobject_impl.h:124
  #8  QMetaObject::activate (sender=0x442c1a0, signalOffset=<optimized out>, local_signal_index=<optimized out>, argv=<optimized out>) at kernel/qobject.cpp:3698
  #9  0x00007f7eb72119b8 in ?? () from /usr/lib/x86_64-linux-gnu/qt5/plugins/kaccounts/ui/ktpaccountskcm_plugin_kaccounts.so
  #10 0x00007f7ee4d90e0f in QtPrivate::QSlotObjectBase::call (a=0x7ffda6002c90, r=0x39fb2c0, this=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qobject_impl.h:124
  #11 QMetaObject::activate (sender=sender at entry=0x39fb2c0, signalOffset=<optimized out>, local_signal_index=local_signal_index at entry=2, argv=argv at entry=0x7ffda6002c90) at kernel/qobject.cpp:3698
  #12 0x00007f7ee4d91797 in QMetaObject::activate (sender=sender at entry=0x39fb2c0, m=m at entry=0x7f7ee6740a40 <QAbstractButton::staticMetaObject>, local_signal_index=local_signal_index at entry=2, argv=argv at entry=0x7ffda6002c90) at kernel/qobject.cpp:3578
  #13 0x00007f7ee65b90b2 in QAbstractButton::clicked (this=this at entry=0x39fb2c0, _t1=false) at .moc/moc_qabstractbutton.cpp:303
  #14 0x00007f7ee631bdd4 in QAbstractButtonPrivate::emitClicked (this=0x30c5a00) at widgets/qabstractbutton.cpp:534
  #15 0x00007f7ee631d3e9 in QAbstractButtonPrivate::click (this=0x30c5a00) at widgets/qabstractbutton.cpp:527
  #16 0x00007f7ee631d564 in QAbstractButton::mouseReleaseEvent (this=0x39fb2c0, e=0x7ffda6003160) at widgets/qabstractbutton.cpp:1132
  #17 0x00007f7ee6261f28 in QWidget::event (this=0x39fb2c0, event=0x7ffda6003160) at kernel/qwidget.cpp:9044
  #18 0x00007f7ee621effc in QApplicationPrivate::notify_helper (this=this at entry=0x24f45c0, receiver=receiver at entry=0x39fb2c0, e=e at entry=0x7ffda6003160) at kernel/qapplication.cpp:3716
  #19 0x00007f7ee6224bb9 in QApplication::notify (this=<optimized out>, receiver=0x39fb2c0, e=0x7ffda6003160) at kernel/qapplication.cpp:3276
  #20 0x00007f7ee4d625ab in QCoreApplication::notifyInternal (this=0x7ffda6003a10, receiver=receiver at entry=0x39fb2c0, event=event at entry=0x7ffda6003160) at kernel/qcoreapplication.cpp:965
  #21 0x00007f7ee6223ad2 in QCoreApplication::sendSpontaneousEvent (event=0x7ffda6003160, receiver=0x39fb2c0) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:227
  #22 QApplicationPrivate::sendMouseEvent (receiver=receiver at entry=0x39fb2c0, event=event at entry=0x7ffda6003160, alienWidget=alienWidget at entry=0x39fb2c0, nativeWidget=0x2cc91d0, buttonDown=buttonDown at entry=0x7f7ee674fb20 <qt_button_down>, lastMouseReceiver=..., spontaneous=true) at kernel/qapplication.cpp:2770
  #23 0x00007f7ee627c47b in QWidgetWindow::handleMouseEvent (this=this at entry=0x2a26ac0, event=event at entry=0x7ffda6003570) at kernel/qwidgetwindow.cpp:555
  #24 0x00007f7ee627ea3b in QWidgetWindow::event (this=0x2a26ac0, event=0x7ffda6003570) at kernel/qwidgetwindow.cpp:210
  #25 0x00007f7ee621effc in QApplicationPrivate::notify_helper (this=this at entry=0x24f45c0, receiver=receiver at entry=0x2a26ac0, e=e at entry=0x7ffda6003570) at kernel/qapplication.cpp:3716
  #26 0x00007f7ee62244b6 in QApplication::notify (this=0x7ffda6003a10, receiver=0x2a26ac0, e=0x7ffda6003570) at kernel/qapplication.cpp:3499
  #27 0x00007f7ee4d625ab in QCoreApplication::notifyInternal (this=0x7ffda6003a10, receiver=receiver at entry=0x2a26ac0, event=event at entry=0x7ffda6003570) at kernel/qcoreapplication.cpp:965
  #28 0x00007f7ee5c6e141 in QCoreApplication::sendSpontaneousEvent (event=0x7ffda6003570, receiver=0x2a26ac0) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:227
  #29 QGuiApplicationPrivate::processMouseEvent (e=0x2a18ee0) at kernel/qguiapplication.cpp:1792
  #30 0x00007f7ee5c6fe05 in QGuiApplicationPrivate::processWindowSystemEvent (e=e at entry=0x2a18ee0) at kernel/qguiapplication.cpp:1584
  #31 0x00007f7ee5c53e28 in QWindowSystemInterface::sendWindowSystemEvents (flags=...) at kernel/qwindowsysteminterface.cpp:625
  #32 0x00007f7ed86b6e60 in userEventSourceDispatch (source=<optimized out>) at eventdispatchers/qeventdispatcher_glib.cpp:70
  #33 0x00007f7ee138e147 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
  #34 0x00007f7ee138e3a0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
  #35 0x00007f7ee138e44c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
  #36 0x00007f7ee4db8a3f in QEventDispatcherGlib::processEvents (this=0x254c2d0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
  #37 0x00007f7ee4d5fd6a in QEventLoop::exec (this=this at entry=0x7ffda60038f0, flags=..., flags at entry=...) at kernel/qeventloop.cpp:204
  #38 0x00007f7ee4d67e0c in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1229
  #39 0x000000000040f2eb in main ()
  
- Possible duplicates by query: bug 357305, bug 356876, bug 355449, bug
- 354924, bug 354774.
+ Possible duplicates by query:
+ [https://bugs.kde.org/show_bug.cgi?id=357305,
+ https://bugs.kde.org/show_bug.cgi?id=356876,
+ https://bugs.kde.org/show_bug.cgi?id=355449,
+ https://bugs.kde.org/show_bug.cgi?id=354924,
+ https://bugs.kde.org/show_bug.cgi?id=354774).

** Description changed:

  systemsettings5 crashed while try to edit a telepathy account via  kde
  systemsettings
  
  ProblemType: Crash
  DistroRelease: Ubuntu 16.04
  Package: systemsettings 4:5.4.3-0ubuntu1
  ProcVersionSignature: Ubuntu 4.4.0-6.21-generic 4.4.1
  Uname: Linux 4.4.0-6-generic x86_64
  ApportVersion: 2.20-0ubuntu3
  Architecture: amd64
  CurrentDesktop: KDE
  Date: Mon Feb 22 14:46:13 2016
  ExecutablePath: /usr/bin/systemsettings5
  InstallationDate: Installed on 2016-02-18 (4 days ago)
  InstallationMedia: Kubuntu 16.04 LTS "Xenial Xerus" - Alpha amd64 (20160218)
  ProcCmdline: /usr/bin/systemsettings5
  ProcEnviron:
   LANGUAGE=de:en_US
   PATH=(custom, no user)
   XDG_RUNTIME_DIR=<set>
   LANG=de_DE.UTF-8
   SHELL=/bin/bash
  SegvAnalysis:
   Segfault happened at: 0x7f8cab1599f8:	mov    (%rdi),%rax
   PC (0x7f8cab1599f8) ok
   source "(%rdi)" (0x6b00730074006e) not located in a known VMA region (needed readable region)!
   destination "%rax" ok
  SegvReason: reading unknown VMA
  Signal: 11
  SourcePackage: systemsettings
  StacktraceTop:
   ?? () from /usr/lib/x86_64-linux-gnu/qt5/plugins/kaccounts/ui/ktpaccountskcm_plugin_kaccounts.so
   QtPrivate::QSlotObjectBase::call (a=0x7fff025da960, r=0xc6a700, this=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qobject_impl.h:124
   QMetaObject::activate (sender=0xc6a700, signalOffset=<optimized out>, local_signal_index=<optimized out>, argv=<optimized out>) at kernel/qobject.cpp:3698
   ?? () from /usr/lib/x86_64-linux-gnu/qt5/plugins/kaccounts/ui/ktpaccountskcm_plugin_kaccounts.so
   QtPrivate::QSlotObjectBase::call (a=0x7fff025dab40, r=0xf38100, this=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qobject_impl.h:124
  Title: systemsettings5 crashed with SIGSEGV in QtPrivate::QSlotObjectBase::call()
  UpgradeStatus: No upgrade log present (probably fresh install)
  UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo
  XsessionErrors: (process:1985): GLib-CRITICAL **: g_slice_set_config: assertion 'sys_page_size == 0' failed
  
  #####
  
  Application: systemsettings5 (5.4.3)
  
  Qt Version: 5.5.1
  Operating System: Linux 4.4.0-6-generic x86_64
  Distribution: Ubuntu Xenial Xerus (development branch)
  
  -- Information about the crash:
  - What I was doing when the application crashed:
  Try to  configure the telepathy account via kde system settings
  
  The crash can be reproduced sometimes.
  
  -- Backtrace:
  Application: Systemeinstellungen (systemsettings5), signal: Segmentation fault
  Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
  [Current thread is 1 (Thread 0x7f7ee7d5f8c0 (LWP 4894))]
  
  Thread 7 (Thread 0x7f7ed630b700 (LWP 4895)):
  #0  0x00007f7ee447f9ed in poll () at ../sysdeps/unix/syscall-template.S:81
  #1  0x00007f7ee2145c62 in ?? () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
  #2  0x00007f7ee21478d7 in xcb_wait_for_event () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
  #3  0x00007f7ed8685539 in QXcbEventReader::run (this=0x2514df0) at qxcbconnection.cpp:1230
  #4  0x00007f7ee4b817fe in QThreadPrivate::start (arg=0x2514df0) at thread/qthread_unix.cpp:331
  #5  0x00007f7ee18bb66a in start_thread (arg=0x7f7ed630b700) at pthread_create.c:333
  #6  0x00007f7ee448b01d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109
  
  Thread 6 (Thread 0x7f7ec62fb700 (LWP 4896)):
  #0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
  #1  0x00007f7eca209123 in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
  #2  0x00007f7eca208877 in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
  #3  0x00007f7ee18bb66a in start_thread (arg=0x7f7ec62fb700) at pthread_create.c:333
  #4  0x00007f7ee448b01d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109
  
  Thread 5 (Thread 0x7f7ebc27b700 (LWP 4899)):
  #0  0x00007f7ee13d2a98 in g_mutex_lock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
  #1  0x00007f7ee138d8d9 in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
  #2  0x00007f7ee138e26b in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
  #3  0x00007f7ee138e44c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
  #4  0x00007f7ee4db8a5b in QEventDispatcherGlib::processEvents (this=0x7f7eb00026b0, flags=...) at kernel/qeventdispatcher_glib.cpp:420
  #5  0x00007f7ee4d5fd6a in QEventLoop::exec (this=this at entry=0x7f7ebc27ace0, flags=..., flags at entry=...) at kernel/qeventloop.cpp:204
  #6  0x00007f7ee4b7c854 in QThread::exec (this=this at entry=0x2d62940) at thread/qthread.cpp:503
  #7  0x00007f7ee34e6c85 in QQmlThreadPrivate::run (this=0x2d62940) at qml/ftw/qqmlthread.cpp:141
  #8  0x00007f7ee4b817fe in QThreadPrivate::start (arg=0x2d62940) at thread/qthread_unix.cpp:331
  #9  0x00007f7ee18bb66a in start_thread (arg=0x7f7ebc27b700) at pthread_create.c:333
  #10 0x00007f7ee448b01d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109
  
  Thread 4 (Thread 0x7f7e9fb88700 (LWP 4904)):
  #0  0x00007f7ee447f9ed in poll () at ../sysdeps/unix/syscall-template.S:81
  #1  0x00007f7ee138e33c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
  #2  0x00007f7ee138e44c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
  #3  0x00007f7ee4db8a5b in QEventDispatcherGlib::processEvents (this=0x7f7e980008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:420
  #4  0x00007f7ee4d5fd6a in QEventLoop::exec (this=this at entry=0x7f7e9fb87ce0, flags=..., flags at entry=...) at kernel/qeventloop.cpp:204
  #5  0x00007f7ee4b7c854 in QThread::exec (this=this at entry=0x309c380) at thread/qthread.cpp:503
  #6  0x00007f7ee34e6c85 in QQmlThreadPrivate::run (this=0x309c380) at qml/ftw/qqmlthread.cpp:141
  #7  0x00007f7ee4b817fe in QThreadPrivate::start (arg=0x309c380) at thread/qthread_unix.cpp:331
  #8  0x00007f7ee18bb66a in start_thread (arg=0x7f7e9fb88700) at pthread_create.c:333
  #9  0x00007f7ee448b01d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109
  
  Thread 3 (Thread 0x7f7eabffb700 (LWP 4937)):
  #0  0x00007f7ee138e32c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
  #1  0x00007f7ee138e44c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
  #2  0x00007f7ee138e489 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
  #3  0x00007f7ee13b4b95 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
  #4  0x00007f7ee18bb66a in start_thread (arg=0x7f7eabffb700) at pthread_create.c:333
  #5  0x00007f7ee448b01d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109
  
  Thread 2 (Thread 0x7f7eab7fa700 (LWP 4938)):
  #0  0x00007f7ee447f9ed in poll () at ../sysdeps/unix/syscall-template.S:81
  #1  0x00007f7ee138e33c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
  #2  0x00007f7ee138e6c2 in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
  #3  0x00007f7eb7b98816 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
  #4  0x00007f7ee13b4b95 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
  #5  0x00007f7ee18bb66a in start_thread (arg=0x7f7eab7fa700) at pthread_create.c:333
  #6  0x00007f7ee448b01d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109
  
  Thread 1 (Thread 0x7f7ee7d5f8c0 (LWP 4894)):
  [KCrash Handler]
  #6  0x00007f7eb72119f8 in ?? () from /usr/lib/x86_64-linux-gnu/qt5/plugins/kaccounts/ui/ktpaccountskcm_plugin_kaccounts.so
  #7  0x00007f7ee4d90e0f in QtPrivate::QSlotObjectBase::call (a=0x7ffda6002ab0, r=0x442c1a0, this=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qobject_impl.h:124
  #8  QMetaObject::activate (sender=0x442c1a0, signalOffset=<optimized out>, local_signal_index=<optimized out>, argv=<optimized out>) at kernel/qobject.cpp:3698
  #9  0x00007f7eb72119b8 in ?? () from /usr/lib/x86_64-linux-gnu/qt5/plugins/kaccounts/ui/ktpaccountskcm_plugin_kaccounts.so
  #10 0x00007f7ee4d90e0f in QtPrivate::QSlotObjectBase::call (a=0x7ffda6002c90, r=0x39fb2c0, this=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qobject_impl.h:124
  #11 QMetaObject::activate (sender=sender at entry=0x39fb2c0, signalOffset=<optimized out>, local_signal_index=local_signal_index at entry=2, argv=argv at entry=0x7ffda6002c90) at kernel/qobject.cpp:3698
  #12 0x00007f7ee4d91797 in QMetaObject::activate (sender=sender at entry=0x39fb2c0, m=m at entry=0x7f7ee6740a40 <QAbstractButton::staticMetaObject>, local_signal_index=local_signal_index at entry=2, argv=argv at entry=0x7ffda6002c90) at kernel/qobject.cpp:3578
  #13 0x00007f7ee65b90b2 in QAbstractButton::clicked (this=this at entry=0x39fb2c0, _t1=false) at .moc/moc_qabstractbutton.cpp:303
  #14 0x00007f7ee631bdd4 in QAbstractButtonPrivate::emitClicked (this=0x30c5a00) at widgets/qabstractbutton.cpp:534
  #15 0x00007f7ee631d3e9 in QAbstractButtonPrivate::click (this=0x30c5a00) at widgets/qabstractbutton.cpp:527
  #16 0x00007f7ee631d564 in QAbstractButton::mouseReleaseEvent (this=0x39fb2c0, e=0x7ffda6003160) at widgets/qabstractbutton.cpp:1132
  #17 0x00007f7ee6261f28 in QWidget::event (this=0x39fb2c0, event=0x7ffda6003160) at kernel/qwidget.cpp:9044
  #18 0x00007f7ee621effc in QApplicationPrivate::notify_helper (this=this at entry=0x24f45c0, receiver=receiver at entry=0x39fb2c0, e=e at entry=0x7ffda6003160) at kernel/qapplication.cpp:3716
  #19 0x00007f7ee6224bb9 in QApplication::notify (this=<optimized out>, receiver=0x39fb2c0, e=0x7ffda6003160) at kernel/qapplication.cpp:3276
  #20 0x00007f7ee4d625ab in QCoreApplication::notifyInternal (this=0x7ffda6003a10, receiver=receiver at entry=0x39fb2c0, event=event at entry=0x7ffda6003160) at kernel/qcoreapplication.cpp:965
  #21 0x00007f7ee6223ad2 in QCoreApplication::sendSpontaneousEvent (event=0x7ffda6003160, receiver=0x39fb2c0) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:227
  #22 QApplicationPrivate::sendMouseEvent (receiver=receiver at entry=0x39fb2c0, event=event at entry=0x7ffda6003160, alienWidget=alienWidget at entry=0x39fb2c0, nativeWidget=0x2cc91d0, buttonDown=buttonDown at entry=0x7f7ee674fb20 <qt_button_down>, lastMouseReceiver=..., spontaneous=true) at kernel/qapplication.cpp:2770
  #23 0x00007f7ee627c47b in QWidgetWindow::handleMouseEvent (this=this at entry=0x2a26ac0, event=event at entry=0x7ffda6003570) at kernel/qwidgetwindow.cpp:555
  #24 0x00007f7ee627ea3b in QWidgetWindow::event (this=0x2a26ac0, event=0x7ffda6003570) at kernel/qwidgetwindow.cpp:210
  #25 0x00007f7ee621effc in QApplicationPrivate::notify_helper (this=this at entry=0x24f45c0, receiver=receiver at entry=0x2a26ac0, e=e at entry=0x7ffda6003570) at kernel/qapplication.cpp:3716
  #26 0x00007f7ee62244b6 in QApplication::notify (this=0x7ffda6003a10, receiver=0x2a26ac0, e=0x7ffda6003570) at kernel/qapplication.cpp:3499
  #27 0x00007f7ee4d625ab in QCoreApplication::notifyInternal (this=0x7ffda6003a10, receiver=receiver at entry=0x2a26ac0, event=event at entry=0x7ffda6003570) at kernel/qcoreapplication.cpp:965
  #28 0x00007f7ee5c6e141 in QCoreApplication::sendSpontaneousEvent (event=0x7ffda6003570, receiver=0x2a26ac0) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:227
  #29 QGuiApplicationPrivate::processMouseEvent (e=0x2a18ee0) at kernel/qguiapplication.cpp:1792
  #30 0x00007f7ee5c6fe05 in QGuiApplicationPrivate::processWindowSystemEvent (e=e at entry=0x2a18ee0) at kernel/qguiapplication.cpp:1584
  #31 0x00007f7ee5c53e28 in QWindowSystemInterface::sendWindowSystemEvents (flags=...) at kernel/qwindowsysteminterface.cpp:625
  #32 0x00007f7ed86b6e60 in userEventSourceDispatch (source=<optimized out>) at eventdispatchers/qeventdispatcher_glib.cpp:70
  #33 0x00007f7ee138e147 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
  #34 0x00007f7ee138e3a0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
  #35 0x00007f7ee138e44c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
  #36 0x00007f7ee4db8a3f in QEventDispatcherGlib::processEvents (this=0x254c2d0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
  #37 0x00007f7ee4d5fd6a in QEventLoop::exec (this=this at entry=0x7ffda60038f0, flags=..., flags at entry=...) at kernel/qeventloop.cpp:204
  #38 0x00007f7ee4d67e0c in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1229
  #39 0x000000000040f2eb in main ()
  
- Possible duplicates by query:
- [https://bugs.kde.org/show_bug.cgi?id=357305,
- https://bugs.kde.org/show_bug.cgi?id=356876,
- https://bugs.kde.org/show_bug.cgi?id=355449,
- https://bugs.kde.org/show_bug.cgi?id=354924,
- https://bugs.kde.org/show_bug.cgi?id=354774).
+ Possible duplicates by query: 
+ (https://bugs.kde.org/show_bug.cgi?id=357305, https://bugs.kde.org/show_bug.cgi?id=356876, https://bugs.kde.org/show_bug.cgi?id=355449, https://bugs.kde.org/show_bug.cgi?id=354924, https://bugs.kde.org/show_bug.cgi?id=354774).

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https://bugs.launchpad.net/bugs/1548324

Title:
  systemsettings5 crashed with SIGSEGV in
  KAccountsUiProvider::showNewAccountDialog()

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