[kde] [Bug 400681] New: kwalletmanager crashes when selecting "Delete"

Flavio Stanchina bugzilla_noreply at kde.org
Sun Nov 4 20:19:45 GMT 2018 

https://bugs.kde.org/show_bug.cgi?id=400681

            Bug ID: 400681
           Summary: kwalletmanager crashes when selecting "Delete"
           Product: kde
           Version: unspecified
          Platform: unspecified
                OS: Linux
            Status: REPORTED
          Keywords: drkonqi
          Severity: crash
          Priority: NOR
         Component: general
          Assignee: unassigned-bugs at kde.org
          Reporter: flavio at stanchina.net
  Target Milestone: ---

Application: kwalletmanager5 (16.08.3)

Qt Version: 5.7.1
Frameworks Version: 5.28.0
Operating System: Linux 4.9.0-8-amd64 x86_64
Distribution: Devuan GNU/Linux 2.0 (ascii)

-- Information about the crash:
kwalletmanager crashes when I select "Delete" from the menu, and there is no
wallet to delete.

The crash can be reproduced every time.

-- Backtrace:
Application: Wallet Manager (kwalletmanager5), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7fdb9b1f9400 (LWP 1331))]

Thread 2 (Thread 0x7fdb7fdf5700 (LWP 1333)):
#0  0x00007fdb96c9967d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007fdb90f829f6 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fdb90f82b0c in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fdb975ae06b in QEventDispatcherGlib::processEvents
(this=0x7fdb780008e0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007fdb975579ca in QEventLoop::exec (this=this at entry=0x7fdb7fdf4c10,
flags=..., flags at entry=...) at kernel/qeventloop.cpp:212
#5  0x00007fdb973850f3 in QThread::exec (this=<optimized out>) at
thread/qthread.cpp:507
#6  0x00007fdb9b3036d5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5
#7  0x00007fdb97389da8 in QThreadPrivate::start (arg=0x7fdb9b378d60) at
thread/qthread_unix.cpp:368
#8  0x00007fdb933b3494 in start_thread (arg=0x7fdb7fdf5700) at
pthread_create.c:333
#9  0x00007fdb96ca2acf in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:97

Thread 1 (Thread 0x7fdb9b1f9400 (LWP 1331)):
[KCrash Handler]
#6  QString::QString (other=..., this=0x7ffefaa1c8f0) at
/usr/include/x86_64-linux-gnu/qt5/QtCore/qstring.h:900
#7  KWalletManager::deleteWallet (this=0x7ffefaa1da30) at
./src/manager/kwalletmanager.cpp:351
#8  0x00007fdb9758595e in QtPrivate::QSlotObjectBase::call (a=0x7ffefaa1cac0,
r=0x7ffefaa1da30, this=<optimized out>) at
../../include/QtCore/../../src/corelib/kernel/qobject_impl.h:101
#9  QMetaObject::activate (sender=sender at entry=0x55e3612c2190,
signalOffset=<optimized out>, local_signal_index=local_signal_index at entry=1,
argv=argv at entry=0x7ffefaa1cac0) at kernel/qobject.cpp:3723
#10 0x00007fdb97585f07 in QMetaObject::activate
(sender=sender at entry=0x55e3612c2190, m=m at entry=0x7fdb98315f60
<QAction::staticMetaObject>, local_signal_index=local_signal_index at entry=1,
argv=argv at entry=0x7ffefaa1cac0) at kernel/qobject.cpp:3602
#11 0x00007fdb97e361c2 in QAction::triggered (this=this at entry=0x55e3612c2190,
_t1=<optimized out>) at .moc/moc_qaction.cpp:369
#12 0x00007fdb97e38bb0 in QAction::activate (this=0x55e3612c2190,
event=<optimized out>) at kernel/qaction.cpp:1170
#13 0x00007fdb97fa81ca in QMenuPrivate::activateCausedStack
(this=this at entry=0x55e361397fd0, causedStack=...,
action=action at entry=0x55e3612c2190, action_e=action_e at entry=QAction::Trigger,
self=self at entry=true) at widgets/qmenu.cpp:1140
#14 0x00007fdb97faf854 in QMenuPrivate::activateAction
(this=this at entry=0x55e361397fd0, action=action at entry=0x55e3612c2190,
action_e=action_e at entry=QAction::Trigger, self=self at entry=true) at
widgets/qmenu.cpp:1217
#15 0x00007fdb97fb0826 in QMenu::mouseReleaseEvent (this=<optimized out>,
e=0x7ffefaa1d110) at widgets/qmenu.cpp:2680
#16 0x00007fdb97e84278 in QWidget::event (this=this at entry=0x55e3613a1c00,
event=event at entry=0x7ffefaa1d110) at kernel/qwidget.cpp:9161
#17 0x00007fdb97fb2b53 in QMenu::event (this=0x55e3613a1c00, e=0x7ffefaa1d110)
at widgets/qmenu.cpp:2799
#18 0x00007fdb97e3cb8c in QApplicationPrivate::notify_helper (this=<optimized
out>, receiver=0x55e3613a1c00, e=0x7ffefaa1d110) at
kernel/qapplication.cpp:3799
#19 0x00007fdb97e451fd in QApplication::notify (this=<optimized out>,
receiver=0x55e3613a1c00, e=0x7ffefaa1d110) at kernel/qapplication.cpp:3273
#20 0x00007fdb975599e0 in QCoreApplication::notifyInternal2
(receiver=receiver at entry=0x55e3613a1c00, event=event at entry=0x7ffefaa1d110) at
kernel/qcoreapplication.cpp:988
#21 0x00007fdb97e438ad in QCoreApplication::sendEvent (event=<optimized out>,
receiver=<optimized out>) at
../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#22 QApplicationPrivate::sendMouseEvent
(receiver=receiver at entry=0x55e3613a1c00, event=event at entry=0x7ffefaa1d110,
alienWidget=0x0, alienWidget at entry=0x55e3613a1c00, nativeWidget=0x55e3613a1c00,
buttonDown=buttonDown at entry=0x7fdb98344cb0 <qt_button_down>,
lastMouseReceiver=..., spontaneous=true) at kernel/qapplication.cpp:2771
#23 0x00007fdb97e9ed16 in QWidgetWindow::handleMouseEvent
(this=this at entry=0x55e36127a550, event=event at entry=0x7ffefaa1d530) at
kernel/qwidgetwindow.cpp:511
#24 0x00007fdb97ea1313 in QWidgetWindow::event (this=0x55e36127a550,
event=0x7ffefaa1d530) at kernel/qwidgetwindow.cpp:239
#25 0x00007fdb97e3cb8c in QApplicationPrivate::notify_helper (this=<optimized
out>, receiver=0x55e36127a550, e=0x7ffefaa1d530) at
kernel/qapplication.cpp:3799
#26 0x00007fdb97e44341 in QApplication::notify (this=0x7ffefaa1d9e0,
receiver=0x55e36127a550, e=0x7ffefaa1d530) at kernel/qapplication.cpp:3556
#27 0x00007fdb975599e0 in QCoreApplication::notifyInternal2
(receiver=receiver at entry=0x55e36127a550, event=event at entry=0x7ffefaa1d530) at
kernel/qcoreapplication.cpp:988
#28 0x00007fdb978a1b03 in QCoreApplication::sendSpontaneousEvent
(event=0x7ffefaa1d530, receiver=0x55e36127a550) at
../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:234
#29 QGuiApplicationPrivate::processMouseEvent (e=0x55e36127b150) at
kernel/qguiapplication.cpp:1903
#30 0x00007fdb978a3685 in QGuiApplicationPrivate::processWindowSystemEvent
(e=e at entry=0x55e36127b150) at kernel/qguiapplication.cpp:1687
#31 0x00007fdb9788161b in QWindowSystemInterface::sendWindowSystemEvents
(flags=...) at kernel/qwindowsysteminterface.cpp:659
#32 0x00007fdb8847e4c0 in userEventSourceDispatch (source=<optimized out>) at
eventdispatchers/qeventdispatcher_glib.cpp:76
#33 0x00007fdb90f827f7 in g_main_context_dispatch () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#34 0x00007fdb90f82a60 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#35 0x00007fdb90f82b0c in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#36 0x00007fdb975ae04f in QEventDispatcherGlib::processEvents
(this=0x55e3611aa3c0, flags=...) at kernel/qeventdispatcher_glib.cpp:423
#37 0x00007fdb975579ca in QEventLoop::exec (this=this at entry=0x7ffefaa1d8d0,
flags=..., flags at entry=...) at kernel/qeventloop.cpp:212
#38 0x00007fdb9756013c in QCoreApplication::exec () at
kernel/qcoreapplication.cpp:1261
#39 0x000055e3608dcdea in main (argc=<optimized out>, argv=<optimized out>) at
./src/manager/main.cpp:110

Reported using DrKonqi

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