Bug 417101

Application: korgac (5.13.1 (19.12.1))

Qt Version: 5.13.2
Frameworks Version: 5.66.0
Operating System: Linux 5.3.0-28-generic x86_64
Distribution: KDE neon User Edition 5.17

-- Information about the crash:
- What I was doing when the application crashed:
I rebooted my laptop, then KOrganizer reminder appeared and I Just dismissed multiple reminders

-- Backtrace:
Application: KOrganizer Reminder Daemon (korgac), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7fe156ca5d00 (LWP 2016))]

Thread 7 (Thread 0x7fe110725700 (LWP 2712)):
#0  0x00007fe150a420b4 in __GI___libc_read (fd=30, buf=0x7fe110724b5e, nbytes=10) at ../sysdeps/unix/sysv/linux/read.c:27
#1  0x00007fe1453f0051 in pa_read () from /usr/lib/x86_64-linux-gnu/pulseaudio/libpulsecommon-12.2.so
#2  0x00007fe14dab3a7e in pa_mainloop_prepare () from /usr/lib/x86_64-linux-gnu/libpulse.so.0
#3  0x00007fe14dab44f0 in pa_mainloop_iterate () from /usr/lib/x86_64-linux-gnu/libpulse.so.0
#4  0x00007fe14dab45b0 in pa_mainloop_run () from /usr/lib/x86_64-linux-gnu/libpulse.so.0
#5  0x00007fe14dac2429 in ?? () from /usr/lib/x86_64-linux-gnu/libpulse.so.0
#6  0x00007fe14541f3f8 in ?? () from /usr/lib/x86_64-linux-gnu/pulseaudio/libpulsecommon-12.2.so
#7  0x00007fe1496d96db in start_thread (arg=0x7fe110725700) at pthread_create.c:463
#8  0x00007fe150a5388f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 6 (Thread 0x7fe11dbbe700 (LWP 2710)):
#0  0x00007fe1496df9f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55890f3c66e8) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x55890f3c6698, cond=0x55890f3c66c0) at pthread_cond_wait.c:502
#2  __pthread_cond_wait (cond=0x55890f3c66c0, mutex=0x55890f3c6698) at pthread_cond_wait.c:655
#3  0x00007fe11ea19eab in ?? () from /usr/lib/x86_64-linux-gnu/dri/i965_dri.so
#4  0x00007fe11ea19aa7 in ?? () from /usr/lib/x86_64-linux-gnu/dri/i965_dri.so
#5  0x00007fe1496d96db in start_thread (arg=0x7fe11dbbe700) at pthread_create.c:463
#6  0x00007fe150a5388f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 5 (Thread 0x7fe12dd4a700 (LWP 2124)):
#0  0x00007fe150a420b4 in __GI___libc_read (fd=20, buf=0x7fe12dd49b10, nbytes=16) at ../sysdeps/unix/sysv/linux/read.c:27
#1  0x00007fe1479a22d0 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fe14795d0b7 in g_main_context_check () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fe14795d570 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fe14795d6dc in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fe1515b1acb in QEventDispatcherGlib::processEvents (this=0x7fe124000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#6  0x00007fe151551f9a in QEventLoop::exec (this=this@entry=0x7fe12dd49d20, flags=..., flags@entry=...) at kernel/qeventloop.cpp:225
#7  0x00007fe15136d3aa in QThread::exec (this=<optimized out>) at thread/qthread.cpp:531
#8  0x00007fe15136eb52 in QThreadPrivate::start (arg=0x55890e3731c0) at thread/qthread_unix.cpp:360
#9  0x00007fe1496d96db in start_thread (arg=0x7fe12dd4a700) at pthread_create.c:463
#10 0x00007fe150a5388f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 4 (Thread 0x7fe12e54b700 (LWP 2119)):
#0  0x00007fe150a46bf9 in __GI___poll (fds=0x7fe1200049b0, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fe14795d5c9 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fe14795d6dc in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fe1515b1acb in QEventDispatcherGlib::processEvents (this=0x7fe120000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007fe151551f9a in QEventLoop::exec (this=this@entry=0x7fe12e54ad20, flags=..., flags@entry=...) at kernel/qeventloop.cpp:225
#5  0x00007fe15136d3aa in QThread::exec (this=<optimized out>) at thread/qthread.cpp:531
#6  0x00007fe15136eb52 in QThreadPrivate::start (arg=0x55890e3470e0) at thread/qthread_unix.cpp:360
#7  0x00007fe1496d96db in start_thread (arg=0x7fe12e54b700) at pthread_create.c:463
#8  0x00007fe150a5388f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 3 (Thread 0x7fe12f965700 (LWP 2109)):
#0  0x00007fe150a46bf9 in __GI___poll (fds=0x55890e3c0b80, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fe14795d5c9 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fe14795d6dc in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fe1515b1acb in QEventDispatcherGlib::processEvents (this=0x7fe128000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007fe151551f9a in QEventLoop::exec (this=this@entry=0x7fe12f964cf0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:225
#5  0x00007fe15136d3aa in QThread::exec (this=<optimized out>) at thread/qthread.cpp:531
#6  0x00007fe151a280e5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5
#7  0x00007fe15136eb52 in QThreadPrivate::start (arg=0x7fe151c9fd80) at thread/qthread_unix.cpp:360
#8  0x00007fe1496d96db in start_thread (arg=0x7fe12f965700) at pthread_create.c:463
#9  0x00007fe150a5388f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 2 (Thread 0x7fe1365e5700 (LWP 2088)):
#0  0x00007fe150a46bf9 in __GI___poll (fds=0x7fe1365e4c28, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fe149d08747 in ?? () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#2  0x00007fe149d0a36a in xcb_wait_for_event () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#3  0x00007fe1391c3e10 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#4  0x00007fe15136eb52 in QThreadPrivate::start (arg=0x55890e2d58a0) at thread/qthread_unix.cpp:360
#5  0x00007fe1496d96db in start_thread (arg=0x7fe1365e5700) at pthread_create.c:463
#6  0x00007fe150a5388f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 1 (Thread 0x7fe156ca5d00 (LWP 2016)):
[KCrash Handler]
#6  std::__atomic_base<int>::operator++ (this=0xb000400000020) at /usr/include/c++/7/bits/atomic_base.h:296
#7  QAtomicOps<int>::ref<int> (_q_value=...) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qatomic_cxx11.h:265
#8  QBasicAtomicInteger<int>::ref (this=0xb000400000020) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qbasicatomic.h:114
#9  QSharedDataPointer<Akonadi::ItemPrivate>::operator= (o=..., this=0x7ffe962627f0) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qshareddata.h:96
#10 Akonadi::Item::operator= (this=this@entry=0x7ffe962627f0, other=...) at ./src/core/item.cpp:219
#11 0x00007fe155d9d6fa in Akonadi::CalendarBase::item (this=this@entry=0x55890e3c9760, uid=...) at ./src/calendarbase.cpp:462
#12 0x00007fe155d9e447 in Akonadi::CalendarBase::itemList (this=0x55890e3c9760, incidences=...) at ./src/calendarbase.cpp:498
#13 0x000055890c2d368d in AlarmDialog::slotCalendarChanged (this=0x55890f973950) at ./korgac/alarmdialog.cpp:1031
#14 0x00007fe15158491f in QtPrivate::QSlotObjectBase::call (a=0x7ffe962629f0, r=0x55890f973950, this=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qobjectdefs_impl.h:394
#15 QMetaObject::activate (sender=0x55890e3c9760, signalOffset=<optimized out>, local_signal_index=local_signal_index@entry=3, argv=<optimized out>, argv@entry=0x0) at kernel/qobject.cpp:3789
#16 0x00007fe151584ec7 in QMetaObject::activate (sender=<optimized out>, m=m@entry=0x7fe156032b00 <Akonadi::ETMCalendar::staticMetaObject>, local_signal_index=local_signal_index@entry=3, argv=argv@entry=0x0) at kernel/qobject.cpp:3660
#17 0x00007fe155dabb83 in Akonadi::ETMCalendar::calendarChanged (this=<optimized out>) at ./obj-x86_64-linux-gnu/src/KF5AkonadiCalendar_autogen/include/moc_etmcalendar.cpp:221
#18 0x00007fe155dac37d in Akonadi::ETMCalendarPrivate::itemsRemoved (this=this@entry=0x55890e388680, items=...) at ./src/etmcalendar.cpp:311
#19 0x00007fe155dae98f in Akonadi::ETMCalendarPrivate::onRowsAboutToBeRemovedInFilteredModel (this=0x55890e388680, index=..., start=<optimized out>, end=<optimized out>) at ./src/etmcalendar.cpp:454
#20 0x00007fe15158491f in QtPrivate::QSlotObjectBase::call (a=0x7ffe96262b80, r=0x55890e388680, this=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qobjectdefs_impl.h:394
#21 QMetaObject::activate (sender=sender@entry=0x55890e38b190, signalOffset=<optimized out>, local_signal_index=local_signal_index@entry=11, argv=<optimized out>, argv@entry=0x7ffe96262b80) at kernel/qobject.cpp:3789
#22 0x00007fe151584ec7 in QMetaObject::activate (sender=sender@entry=0x55890e38b190, m=m@entry=0x7fe151a08160 <QAbstractItemModel::staticMetaObject>, local_signal_index=local_signal_index@entry=11, argv=argv@entry=0x7ffe96262b80) at kernel/qobject.cpp:3660
#23 0x00007fe1514ef60e in QAbstractItemModel::rowsAboutToBeRemoved (this=this@entry=0x55890e38b190, _t1=..., _t2=<optimized out>, _t2@entry=372, _t3=<optimized out>, _t3@entry=372, _t4=...) at .moc/moc_qabstractitemmodel.cpp:599
#24 0x00007fe1514f673b in QAbstractItemModel::beginRemoveRows (this=0x55890e38b190, parent=..., first=372, last=372) at itemmodels/qabstractitemmodel.cpp:2785
#25 0x00007fe151520bf5 in QSortFilterProxyModelPrivate::remove_proxy_interval (emit_signal=true, orient=Qt::Vertical, proxy_parent=..., proxy_end=372, proxy_start=372, proxy_to_source=..., source_to_proxy=..., this=0x55890e3ea1c0) at itemmodels/qsortfilterproxymodel.cpp:764
#26 QSortFilterProxyModelPrivate::remove_source_items (this=this@entry=0x55890e3ea1c0, source_to_proxy=..., proxy_to_source=..., source_items=..., source_parent=..., orient=orient@entry=Qt::Vertical, emit_signal=true) at itemmodels/qsortfilterproxymodel.cpp:745
#27 0x00007fe151520d93 in QSortFilterProxyModelPrivate::source_items_about_to_be_removed (this=0x55890e3ea1c0, source_parent=..., start=372, end=372, orient=orient@entry=Qt::Vertical) at itemmodels/qsortfilterproxymodel.cpp:1046
#28 0x00007fe151523c88 in QSortFilterProxyModelPrivate::_q_sourceRowsAboutToBeRemoved (end=<optimized out>, start=<optimized out>, source_parent=..., this=<optimized out>) at itemmodels/qsortfilterproxymodel.cpp:1672
#29 QSortFilterProxyModel::qt_static_metacall (_o=<optimized out>, _c=<optimized out>, _id=<optimized out>, _a=<optimized out>) at .moc/moc_qsortfilterproxymodel.cpp:233
#30 0x00007fe151584805 in QMetaObject::activate (sender=sender@entry=0x55890e3af070, signalOffset=<optimized out>, local_signal_index=local_signal_index@entry=11, argv=<optimized out>, argv@entry=0x7ffe96262ec0) at kernel/qobject.cpp:3809
#31 0x00007fe151584ec7 in QMetaObject::activate (sender=sender@entry=0x55890e3af070, m=m@entry=0x7fe151a08160 <QAbstractItemModel::staticMetaObject>, local_signal_index=local_signal_index@entry=11, argv=argv@entry=0x7ffe96262ec0) at kernel/qobject.cpp:3660
#32 0x00007fe1514ef60e in QAbstractItemModel::rowsAboutToBeRemoved (this=this@entry=0x55890e3af070, _t1=..., _t2=<optimized out>, _t2@entry=372, _t3=<optimized out>, _t3@entry=372, _t4=...) at .moc/moc_qabstractitemmodel.cpp:599
#33 0x00007fe1514f673b in QAbstractItemModel::beginRemoveRows (this=0x55890e3af070, parent=..., first=372, last=372) at itemmodels/qabstractitemmodel.cpp:2785
#34 0x00007fe151520bf5 in QSortFilterProxyModelPrivate::remove_proxy_interval (emit_signal=true, orient=Qt::Vertical, proxy_parent=..., proxy_end=372, proxy_start=372, proxy_to_source=..., source_to_proxy=..., this=0x55890e38b000) at itemmodels/qsortfilterproxymodel.cpp:764
#35 QSortFilterProxyModelPrivate::remove_source_items (this=this@entry=0x55890e38b000, source_to_proxy=..., proxy_to_source=..., source_items=..., source_parent=..., orient=orient@entry=Qt::Vertical, emit_signal=true) at itemmodels/qsortfilterproxymodel.cpp:745
#36 0x00007fe151520d93 in QSortFilterProxyModelPrivate::source_items_about_to_be_removed (this=0x55890e38b000, source_parent=..., start=372, end=372, orient=orient@entry=Qt::Vertical) at itemmodels/qsortfilterproxymodel.cpp:1046
#37 0x00007fe151523c88 in QSortFilterProxyModelPrivate::_q_sourceRowsAboutToBeRemoved (end=<optimized out>, start=<optimized out>, source_parent=..., this=<optimized out>) at itemmodels/qsortfilterproxymodel.cpp:1672
#38 QSortFilterProxyModel::qt_static_metacall (_o=<optimized out>, _c=<optimized out>, _id=<optimized out>, _a=<optimized out>) at .moc/moc_qsortfilterproxymodel.cpp:233
#39 0x00007fe151584805 in QMetaObject::activate (sender=sender@entry=0x55890e3b3ff0, signalOffset=<optimized out>, local_signal_index=local_signal_index@entry=11, argv=<optimized out>, argv@entry=0x7ffe96263200) at kernel/qobject.cpp:3809
#40 0x00007fe151584ec7 in QMetaObject::activate (sender=sender@entry=0x55890e3b3ff0, m=m@entry=0x7fe151a08160 <QAbstractItemModel::staticMetaObject>, local_signal_index=local_signal_index@entry=11, argv=argv@entry=0x7ffe96263200) at kernel/qobject.cpp:3660
#41 0x00007fe1514ef60e in QAbstractItemModel::rowsAboutToBeRemoved (this=this@entry=0x55890e3b3ff0, _t1=..., _t2=<optimized out>, _t2@entry=372, _t3=<optimized out>, _t3@entry=372, _t4=...) at .moc/moc_qabstractitemmodel.cpp:599
#42 0x00007fe1514f673b in QAbstractItemModel::beginRemoveRows (this=0x55890e3b3ff0, parent=..., first=372, last=372) at itemmodels/qabstractitemmodel.cpp:2785
#43 0x00007fe151520bf5 in QSortFilterProxyModelPrivate::remove_proxy_interval (emit_signal=true, orient=Qt::Vertical, proxy_parent=..., proxy_end=372, proxy_start=372, proxy_to_source=..., source_to_proxy=..., this=0x55890e3be900) at itemmodels/qsortfilterproxymodel.cpp:764
#44 QSortFilterProxyModelPrivate::remove_source_items (this=this@entry=0x55890e3be900, source_to_proxy=..., proxy_to_source=..., source_items=..., source_parent=..., orient=orient@entry=Qt::Vertical, emit_signal=true) at itemmodels/qsortfilterproxymodel.cpp:745
#45 0x00007fe151520d93 in QSortFilterProxyModelPrivate::source_items_about_to_be_removed (this=0x55890e3be900, source_parent=..., start=372, end=372, orient=orient@entry=Qt::Vertical) at itemmodels/qsortfilterproxymodel.cpp:1046
#46 0x00007fe151523c88 in QSortFilterProxyModelPrivate::_q_sourceRowsAboutToBeRemoved (end=<optimized out>, start=<optimized out>, source_parent=..., this=<optimized out>) at itemmodels/qsortfilterproxymodel.cpp:1672
#47 QSortFilterProxyModel::qt_static_metacall (_o=<optimized out>, _c=<optimized out>, _id=<optimized out>, _a=<optimized out>) at .moc/moc_qsortfilterproxymodel.cpp:233
#48 0x00007fe151584805 in QMetaObject::activate (sender=sender@entry=0x55890e3b6250, signalOffset=<optimized out>, local_signal_index=local_signal_index@entry=11, argv=<optimized out>, argv@entry=0x7ffe96263540) at kernel/qobject.cpp:3809
#49 0x00007fe151584ec7 in QMetaObject::activate (sender=sender@entry=0x55890e3b6250, m=m@entry=0x7fe151a08160 <QAbstractItemModel::staticMetaObject>, local_signal_index=local_signal_index@entry=11, argv=argv@entry=0x7ffe96263540) at kernel/qobject.cpp:3660
#50 0x00007fe1514ef60e in QAbstractItemModel::rowsAboutToBeRemoved (this=this@entry=0x55890e3b6250, _t1=..., _t2=<optimized out>, _t2@entry=372, _t3=<optimized out>, _t3@entry=372, _t4=...) at .moc/moc_qabstractitemmodel.cpp:599
#51 0x00007fe1514f673b in QAbstractItemModel::beginRemoveRows (this=this@entry=0x55890e3b6250, parent=..., first=first@entry=372, last=last@entry=372) at itemmodels/qabstractitemmodel.cpp:2785
#52 0x00007fe14dd0c831 in KSelectionProxyModelPrivate::sourceRowsAboutToBeRemoved (this=0x55890e38a4c0, parent=..., start=91, end=<optimized out>) at ./src/core/kselectionproxymodel.cpp:1204
#53 0x00007fe151584805 in QMetaObject::activate (sender=sender@entry=0x7fe1240050e0, signalOffset=<optimized out>, local_signal_index=local_signal_index@entry=11, argv=<optimized out>, argv@entry=0x7ffe962637a0) at kernel/qobject.cpp:3809
#54 0x00007fe151584ec7 in QMetaObject::activate (sender=sender@entry=0x7fe1240050e0, m=m@entry=0x7fe151a08160 <QAbstractItemModel::staticMetaObject>, local_signal_index=local_signal_index@entry=11, argv=argv@entry=0x7ffe962637a0) at kernel/qobject.cpp:3660
#55 0x00007fe1514ef60e in QAbstractItemModel::rowsAboutToBeRemoved (this=this@entry=0x7fe1240050e0, _t1=..., _t2=<optimized out>, _t2@entry=91, _t3=<optimized out>, _t3@entry=91, _t4=...) at .moc/moc_qabstractitemmodel.cpp:599
#56 0x00007fe1514f673b in QAbstractItemModel::beginRemoveRows (this=this@entry=0x7fe1240050e0, parent=..., first=first@entry=91, last=last@entry=91) at itemmodels/qabstractitemmodel.cpp:2785
#57 0x00007fe1544404a1 in Akonadi::EntityTreeModelPrivate::monitoredItemRemoved (this=this@entry=0x55890e3b1450, item=..., parentCollection=...) at ./src/core/models/entitytreemodel_p.cpp:1150
#58 0x00007fe15442ee8a in Akonadi::EntityTreeModel::qt_static_metacall (_o=<optimized out>, _c=<optimized out>, _id=<optimized out>, _a=0x7ffe96263a80) at ./obj-x86_64-linux-gnu/src/core/KF5AkonadiCore_autogen/include/moc_entitytreemodel.cpp:234
#59 0x00007fe151584805 in QMetaObject::activate (sender=0x55890e3bd950, signalOffset=<optimized out>, local_signal_index=local_signal_index@entry=7, argv=<optimized out>, argv@entry=0x7ffe96263a80) at kernel/qobject.cpp:3809
#60 0x00007fe151584ec7 in QMetaObject::activate (sender=<optimized out>, m=m@entry=0x7fe1546d79e0 <Akonadi::Monitor::staticMetaObject>, local_signal_index=local_signal_index@entry=7, argv=argv@entry=0x7ffe96263a80) at kernel/qobject.cpp:3660
#61 0x00007fe1543728f5 in Akonadi::Monitor::itemRemoved (this=<optimized out>, _t1=...) at ./obj-x86_64-linux-gnu/src/core/KF5AkonadiCore_autogen/include/moc_monitor.cpp:951
#62 0x00007fe1543811c1 in Akonadi::MonitorPrivate::emitToListeners<void (Akonadi::Monitor::*)(Akonadi::Item const&), Akonadi::Item> (signal=<optimized out>, this=0x55890e3b3da0) at ./src/core/monitor_p.h:404
#63 Akonadi::MonitorPrivate::emitItemsNotification (this=this@entry=0x55890e3b3da0, msg_=..., items=..., collection=..., collectionDest=...) at ./src/core/monitor_p.cpp:1077
#64 0x00007fe15438226a in Akonadi::MonitorPrivate::emitNotification (this=<optimized out>, msg=...) at ./src/core/monitor_p.cpp:558
#65 0x00007fe15438031d in Akonadi::MonitorPrivate::flushPipeline (this=this@entry=0x55890e3b3da0) at ./src/core/monitor_p.cpp:983
#66 0x00007fe154380a69 in Akonadi::MonitorPrivate::dataAvailable (this=0x55890e3b3da0) at ./src/core/monitor_p.cpp:992
#67 0x00007fe151584805 in QMetaObject::activate (sender=sender@entry=0x55890e3c4f30, signalOffset=<optimized out>, local_signal_index=local_signal_index@entry=0, argv=<optimized out>, argv@entry=0x0) at kernel/qobject.cpp:3809
#68 0x00007fe151584ec7 in QMetaObject::activate (sender=sender@entry=0x55890e3c4f30, m=m@entry=0x7fe1546d7260 <Akonadi::EntityCacheBase::staticMetaObject>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x0) at kernel/qobject.cpp:3660
#69 0x00007fe154356c60 in Akonadi::EntityCacheBase::dataAvailable (this=this@entry=0x55890e3c4f30) at ./obj-x86_64-linux-gnu/src/core/KF5AkonadiCore_autogen/include/moc_entitycache_p.cpp:152
#70 0x00007fe1543248ba in Akonadi::EntityCache<Akonadi::Collection, Akonadi::CollectionFetchJob, Akonadi::CollectionFetchScope>::processResult (this=0x55890e3c4f30, job=<optimized out>) at ./src/core/entitycache_p.h:214
#71 0x00007fe151584805 in QMetaObject::activate (sender=sender@entry=0x55890e571590, signalOffset=<optimized out>, local_signal_index=local_signal_index@entry=3, argv=<optimized out>, argv@entry=0x7ffe96264030) at kernel/qobject.cpp:3809
#72 0x00007fe151584ec7 in QMetaObject::activate (sender=sender@entry=0x55890e571590, m=m@entry=0x7fe1531f03e0 <KJob::staticMetaObject>, local_signal_index=local_signal_index@entry=3, argv=argv@entry=0x7ffe96264030) at kernel/qobject.cpp:3660
#73 0x00007fe152f9252c in KJob::result (this=this@entry=0x55890e571590, _t1=<optimized out>, _t1@entry=0x55890e571590, _t2=...) at ./obj-x86_64-linux-gnu/src/lib/KF5CoreAddons_autogen/include/moc_kjob.cpp:574
#74 0x00007fe152f93061 in KJob::finishJob (this=0x55890e571590, emitResult=<optimized out>) at ./src/lib/jobs/kjob.cpp:107
#75 0x00007fe1515915e4 in QtPrivate::QSlotObjectBase::call (a=0x7ffe96264090, r=<optimized out>, this=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qobjectdefs_impl.h:394
#76 QSingleShotTimer::timerEvent (this=0x7fe1203f1570) at kernel/qtimer.cpp:318
#77 0x00007fe15158531b in QObject::event (this=0x7fe1203f1570, e=<optimized out>) at kernel/qobject.cpp:1282
#78 0x00007fe15284aeac in QApplicationPrivate::notify_helper (this=this@entry=0x55890e2d2070, receiver=receiver@entry=0x7fe1203f1570, e=e@entry=0x7ffe962643d0) at kernel/qapplication.cpp:3703
#79 0x00007fe1528524b0 in QApplication::notify (this=0x7ffe96264700, receiver=0x7fe1203f1570, e=0x7ffe962643d0) at kernel/qapplication.cpp:3449
#80 0x00007fe151553e38 in QCoreApplication::notifyInternal2 (receiver=0x7fe1203f1570, event=0x7ffe962643d0) at kernel/qcoreapplication.cpp:1095
#81 0x00007fe1515b0f39 in QTimerInfoList::activateTimers (this=0x55890e324bb0) at kernel/qtimerinfo_unix.cpp:643
#82 0x00007fe1515b1701 in timerSourceDispatch (source=<optimized out>) at kernel/qeventdispatcher_glib.cpp:183
#83 0x00007fe14795d417 in g_main_context_dispatch () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#84 0x00007fe14795d650 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#85 0x00007fe14795d6dc in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#86 0x00007fe1515b1aaf in QEventDispatcherGlib::processEvents (this=0x55890e332f90, flags=...) at kernel/qeventdispatcher_glib.cpp:423
#87 0x00007fe151551f9a in QEventLoop::exec (this=this@entry=0x7ffe96264620, flags=..., flags@entry=...) at kernel/qeventloop.cpp:225
#88 0x00007fe15155b310 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1403
#89 0x000055890c2cd8ef in main (argc=<optimized out>, argv=<optimized out>) at ./korgac/korgacmain.cpp:68

Possible duplicates by query: bug 412498, bug 411883.

Reported using DrKonqi