Application: korganizer (5.11.3)

Qt Version: 5.12.4
Frameworks Version: 5.67.0
Operating System: Linux 5.3.0-46-generic x86_64
Windowing system: X11
Distribution: Ubuntu 19.10

-- Information about the crash:
- What I was doing when the application crashed:
Tried to add attendees to an existing recurring event from CalDAV (Nextcloud)

- Custom settings of the application:
Nextcloud CalDAV calendar

-- Backtrace:
Application: KOrganizer (korganizer), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f5b9c8dbf40 (LWP 1503))]

Thread 10 (Thread 0x7f5b6bfff700 (LWP 1595)):
#0  __GI___libc_read (nbytes=10, buf=0x7f5b6bffe95e, fd=38) at ../sysdeps/unix/sysv/linux/read.c:26
#1  __GI___libc_read (fd=38, buf=0x7f5b6bffe95e, nbytes=10) at ../sysdeps/unix/sysv/linux/read.c:24
#2  0x00007f5b83306955 in pa_read () from /usr/lib/x86_64-linux-gnu/pulseaudio/libpulsecommon-13.0.so
#3  0x00007f5b83388406 in pa_mainloop_prepare () from /lib/x86_64-linux-gnu/libpulse.so.0
#4  0x00007f5b83388ea4 in pa_mainloop_iterate () from /lib/x86_64-linux-gnu/libpulse.so.0
#5  0x00007f5b83388f60 in pa_mainloop_run () from /lib/x86_64-linux-gnu/libpulse.so.0
#6  0x00007f5b8339710d in ?? () from /lib/x86_64-linux-gnu/libpulse.so.0
#7  0x00007f5b8333537c in ?? () from /usr/lib/x86_64-linux-gnu/pulseaudio/libpulsecommon-13.0.so
#8  0x00007f5ba17bd669 in start_thread (arg=<optimized out>) at pthread_create.c:479
#9  0x00007f5ba3891323 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 9 (Thread 0x7f5b80cd5700 (LWP 1578)):
#0  0x00007f5ba0e5cb53 in g_source_ref () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f5ba0e5cc01 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f5ba0e5df6b in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f5ba0e5e9db in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f5ba0e5ebe3 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f5ba3e45653 in QEventDispatcherGlib::processEvents (this=0x7f5b6c000b60, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#6  0x00007f5ba3dec5cb in QEventLoop::exec (this=this@entry=0x7f5b80cd4b20, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:140
#7  0x00007f5ba3c25a45 in QThread::exec (this=<optimized out>) at ../../include/QtCore/../../src/corelib/global/qflags.h:120
#8  0x00007f5ba3c26c92 in QThreadPrivate::start (arg=0x55b6301eae70) at thread/qthread_unix.cpp:361
#9  0x00007f5ba17bd669 in start_thread (arg=<optimized out>) at pthread_create.c:479
#10 0x00007f5ba3891323 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 8 (Thread 0x7f5b81553700 (LWP 1533)):
#0  0x00007f5ba3884c2f in __GI___poll (fds=0x7f5b780029e0, nfds=1, timeout=10194) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f5ba0e5eaae in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f5ba0e5ebe3 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f5ba3e45653 in QEventDispatcherGlib::processEvents (this=0x7f5b78000b60, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#4  0x00007f5ba3dec5cb in QEventLoop::exec (this=this@entry=0x7f5b81552b20, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:140
#5  0x00007f5ba3c25a45 in QThread::exec (this=<optimized out>) at ../../include/QtCore/../../src/corelib/global/qflags.h:120
#6  0x00007f5ba3c26c92 in QThreadPrivate::start (arg=0x55b62f1474a0) at thread/qthread_unix.cpp:361
#7  0x00007f5ba17bd669 in start_thread (arg=<optimized out>) at pthread_create.c:479
#8  0x00007f5ba3891323 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 7 (Thread 0x7f5b81eb4700 (LWP 1528)):
#0  0x00007f5ba3884c2f in __GI___poll (fds=0x7f5b740025e0, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f5ba0e5eaae in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f5ba0e5ebe3 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f5ba3e45653 in QEventDispatcherGlib::processEvents (this=0x7f5b74000b60, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#4  0x00007f5ba3dec5cb in QEventLoop::exec (this=this@entry=0x7f5b81eb3b20, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:140
#5  0x00007f5ba3c25a45 in QThread::exec (this=<optimized out>) at ../../include/QtCore/../../src/corelib/global/qflags.h:120
#6  0x00007f5ba3c26c92 in QThreadPrivate::start (arg=0x55b630083010) at thread/qthread_unix.cpp:361
#7  0x00007f5ba17bd669 in start_thread (arg=<optimized out>) at pthread_create.c:479
#8  0x00007f5ba3891323 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 6 (Thread 0x7f5b82f4c700 (LWP 1527)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007f5ba3c29081 in QtLinuxFutex::_q_futex (val3=0, addr2=0x0, val2=0, val=<optimized out>, op=0, addr=<optimized out>) at thread/qfutex_p.h:105
#2  QtLinuxFutex::futexWait<QBasicAtomicInteger<unsigned int> > (expectedValue=<optimized out>, futex=...) at thread/qfutex_p.h:107
#3  futexSemaphoreTryAcquire_loop<false> (timeout=-1, nn=8589934593, curValue=<optimized out>, u=...) at thread/qsemaphore.cpp:219
#4  futexSemaphoreTryAcquire<false> (timeout=-1, n=<optimized out>, u=...) at thread/qsemaphore.cpp:262
#5  QSemaphore::acquire (this=0x55b62fc75728, n=<optimized out>) at thread/qsemaphore.cpp:326
#6  0x00007f5b88125fec in ?? () from /usr/lib/x86_64-linux-gnu/qt5/plugins/texttospeech/libqttexttospeech_flite.so
#7  0x00007f5ba3c26c92 in QThreadPrivate::start (arg=0x55b62fc756f0) at thread/qthread_unix.cpp:361
#8  0x00007f5ba17bd669 in start_thread (arg=<optimized out>) at pthread_create.c:479
#9  0x00007f5ba3891323 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 5 (Thread 0x7f5b98cdd700 (LWP 1509)):
#0  0x00007f5ba3884c2f in __GI___poll (fds=0x7f5b840029e0, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f5ba0e5eaae in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f5ba0e5ebe3 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f5ba3e45653 in QEventDispatcherGlib::processEvents (this=0x7f5b84000b60, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#4  0x00007f5ba3dec5cb in QEventLoop::exec (this=this@entry=0x7f5b98cdcb20, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:140
#5  0x00007f5ba3c25a45 in QThread::exec (this=<optimized out>) at ../../include/QtCore/../../src/corelib/global/qflags.h:120
#6  0x00007f5ba3c26c92 in QThreadPrivate::start (arg=0x55b62eee47e0) at thread/qthread_unix.cpp:361
#7  0x00007f5ba17bd669 in start_thread (arg=<optimized out>) at pthread_create.c:479
#8  0x00007f5ba3891323 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 4 (Thread 0x7f5b994f6700 (LWP 1506)):
#0  0x00007f5ba3884c2f in __GI___poll (fds=0x55b630174a10, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f5ba0e5eaae in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f5ba0e5ebe3 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f5ba3e45653 in QEventDispatcherGlib::processEvents (this=0x7f5b90000b60, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#4  0x00007f5ba3dec5cb in QEventLoop::exec (this=this@entry=0x7f5b994f5b20, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:140
#5  0x00007f5ba3c25a45 in QThread::exec (this=<optimized out>) at ../../include/QtCore/../../src/corelib/global/qflags.h:120
#6  0x00007f5ba3c26c92 in QThreadPrivate::start (arg=0x55b62ee9bb00) at thread/qthread_unix.cpp:361
#7  0x00007f5ba17bd669 in start_thread (arg=<optimized out>) at pthread_create.c:479
#8  0x00007f5ba3891323 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 3 (Thread 0x7f5b9a71d700 (LWP 1505)):
#0  0x00007f5ba3884c2f in __GI___poll (fds=0x7f5b8c037080, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f5ba0e5eaae in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f5ba0e5ebe3 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f5ba3e45653 in QEventDispatcherGlib::processEvents (this=0x7f5b8c000b60, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#4  0x00007f5ba3dec5cb in QEventLoop::exec (this=this@entry=0x7f5b9a71caf0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:140
#5  0x00007f5ba3c25a45 in QThread::exec (this=<optimized out>) at ../../include/QtCore/../../src/corelib/global/qflags.h:120
#6  0x00007f5ba34b3efa in ?? () from /lib/x86_64-linux-gnu/libQt5DBus.so.5
#7  0x00007f5ba3c26c92 in QThreadPrivate::start (arg=0x7f5ba3536d80) at thread/qthread_unix.cpp:361
#8  0x00007f5ba17bd669 in start_thread (arg=<optimized out>) at pthread_create.c:479
#9  0x00007f5ba3891323 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 2 (Thread 0x7f5b9b768700 (LWP 1504)):
#0  0x00007f5ba3884c2f in __GI___poll (fds=0x7f5b9b767a28, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f5ba0def917 in ?? () from /lib/x86_64-linux-gnu/libxcb.so.1
#2  0x00007f5ba0df153a in xcb_wait_for_event () from /lib/x86_64-linux-gnu/libxcb.so.1
#3  0x00007f5b9bf59288 in ?? () from /lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#4  0x00007f5ba3c26c92 in QThreadPrivate::start (arg=0x55b62edb1500) at thread/qthread_unix.cpp:361
#5  0x00007f5ba17bd669 in start_thread (arg=<optimized out>) at pthread_create.c:479
#6  0x00007f5ba3891323 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 1 (Thread 0x7f5b9c8dbf40 (LWP 1503)):
[KCrash Handler]
#6  0x00007f5ba3dc404a in QSortFilterProxyModel::parent (child=..., this=0x55b62ff3f810) at itemmodels/qsortfilterproxymodel.cpp:2157
#7  QSortFilterProxyModel::parent (this=0x55b62ff3f810, child=...) at itemmodels/qsortfilterproxymodel.cpp:2150
#8  0x00007f5ba3d9b074 in QModelIndex::parent (this=<optimized out>) at itemmodels/qabstractitemmodel.h:441
#9  QPersistentModelIndex::parent (this=this@entry=0x7ffe6d761650) at itemmodels/qabstractitemmodel.cpp:373
#10 0x00007f5ba3dabd36 in mergeIndexes (indexes=...) at itemmodels/qitemselectionmodel.cpp:978
#11 0x00007f5ba3db23a1 in QItemSelectionModelPrivate::_q_layoutChanged (this=0x55b62ff5bc80, hint=<optimized out>) at itemmodels/qitemselectionmodel.cpp:1085
#12 0x00007f5ba3db3b42 in QItemSelectionModel::qt_static_metacall (_o=<optimized out>, _c=<optimized out>, _id=<optimized out>, _a=0x7ffe6d761940) at itemmodels/qitemselectionmodel.h:148
#13 0x00007f5ba3e193f8 in QMetaObject::activate (sender=0x55b62ff3f810, signalOffset=<optimized out>, local_signal_index=<optimized out>, argv=<optimized out>) at kernel/qobject.cpp:3801
#14 0x00007f5ba3d99c3a in QAbstractItemModel::layoutChanged (this=this@entry=0x55b62ff3f810, _t1=..., _t2=<optimized out>, _t2@entry=QAbstractItemModel::NoLayoutChangeHint) at .moc/moc_qabstractitemmodel.cpp:570
#15 0x00007f5ba3dc6333 in QSortFilterProxyModelPrivate::_q_sourceLayoutChanged (this=0x55b62ff67d80, sourceParents=..., hint=<optimized out>) at itemmodels/qsortfilterproxymodel.cpp:1603
#16 0x00007f5ba3dcbed2 in QSortFilterProxyModel::qt_static_metacall (_o=<optimized out>, _c=<optimized out>, _id=<optimized out>, _a=<optimized out>) at itemmodels/qsortfilterproxymodel.h:189
#17 0x00007f5ba3e193f8 in QMetaObject::activate (sender=0x55b62ff5b600, signalOffset=<optimized out>, local_signal_index=<optimized out>, argv=<optimized out>) at kernel/qobject.cpp:3801
#18 0x00007f5ba3d99c3a in QAbstractItemModel::layoutChanged (this=this@entry=0x55b62ff5b600, _t1=..., _t2=<optimized out>, _t2@entry=QAbstractItemModel::NoLayoutChangeHint) at .moc/moc_qabstractitemmodel.cpp:570
#19 0x00007f5ba33ba4d9 in IncidenceEditorNG::AttendeeTableModel::setAttendees (this=0x55b62ff5b600, attendees=...) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qlist.h:151
#20 0x00007f5ba33de5dc in IncidenceEditorNG::IncidenceAttendee::load (this=0x55b62ff5ae70, incidence=...) at ./src/incidenceattendee.cpp:231
#21 0x00007f5ba33d0edb in IncidenceEditorNG::CombinedIncidenceEditor::load (this=this@entry=0x55b62fb4fbd0, incidence=...) at ./src/combinedincidenceeditor.cpp:98
#22 0x00007f5ba343838c in IncidenceEditorNG::IncidenceDialogPrivate::load (this=0x7f5b9005c350, item=...) at ./src/incidencedialog.cpp:578
#23 0x00007f5ba33cc8e3 in IncidenceEditorNG::ItemEditorPrivate::setItem (this=0x55b62fa6b100, item=...) at ./src/editoritemmanager.cpp:155
#24 0x00007f5ba33ccaeb in IncidenceEditorNG::ItemEditorPrivate::itemFetchResult (this=0x55b62fa6b100, job=<optimized out>) at ./src/editoritemmanager.cpp:140
#25 0x00007f5ba33ce8f4 in IncidenceEditorNG::EditorItemManager::qt_static_metacall (_o=<optimized out>, _c=<optimized out>, _id=<optimized out>, _a=<optimized out>) at ./obj-x86_64-linux-gnu/src/KF5IncidenceEditor_autogen/include/moc_editoritemmanager.cpp:130
#26 0x00007f5ba3e193f8 in QMetaObject::activate (sender=0x7f5b9400af20, signalOffset=<optimized out>, local_signal_index=<optimized out>, argv=<optimized out>) at kernel/qobject.cpp:3801
#27 0x00007f5ba4de85a0 in KJob::result(KJob*, KJob::QPrivateSignal) () from /lib/x86_64-linux-gnu/libKF5CoreAddons.so.5
#28 0x00007f5ba4de90ab in KJob::finishJob(bool) () from /lib/x86_64-linux-gnu/libKF5CoreAddons.so.5
#29 0x00007f5ba3e26696 in QtPrivate::QSlotObjectBase::call (a=0x7ffe6d761fb0, r=<optimized out>, this=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qobjectdefs_impl.h:394
#30 QSingleShotTimer::timerEvent (this=0x55b630012ec0) at kernel/qtimer.cpp:318
#31 0x00007f5ba3e19de5 in QObject::event (this=0x55b630012ec0, e=<optimized out>) at kernel/qobject.cpp:1282
#32 0x00007f5ba4870a86 in QApplicationPrivate::notify_helper (this=this@entry=0x55b62edadaa0, receiver=receiver@entry=0x55b630012ec0, e=e@entry=0x7ffe6d7622d0) at kernel/qapplication.cpp:3737
#33 0x00007f5ba4879e00 in QApplication::notify (this=0x7ffe6d7625f0, receiver=0x55b630012ec0, e=0x7ffe6d7622d0) at kernel/qapplication.cpp:3483
#34 0x00007f5ba3deda2a in QCoreApplication::notifyInternal2 (receiver=0x55b630012ec0, event=0x7ffe6d7622d0) at ../../include/QtCore/../../src/corelib/kernel/qobject.h:142
#35 0x00007f5ba3e44990 in QTimerInfoList::activateTimers (this=0x55b62ee031e0) at kernel/qtimerinfo_unix.cpp:643
#36 0x00007f5ba3e4526c in timerSourceDispatch (source=<optimized out>) at kernel/qeventdispatcher_glib.cpp:182
#37 0x00007f5ba0e5e8bd in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#38 0x00007f5ba0e5eb40 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#39 0x00007f5ba0e5ebe3 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#40 0x00007f5ba3e45635 in QEventDispatcherGlib::processEvents (this=0x55b62ee1c4a0, flags=...) at kernel/qeventdispatcher_glib.cpp:422
#41 0x00007f5ba3dec5cb in QEventLoop::exec (this=this@entry=0x7ffe6d762510, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:140
#42 0x00007f5ba3df4336 in QCoreApplication::exec () at ../../include/QtCore/../../src/corelib/global/qflags.h:120
#43 0x000055b62cfb5a50 in main (argc=<optimized out>, argv=<optimized out>) at ./src/main.cpp:64
[Inferior 1 (process 1503) detached]

The reporter indicates this bug may be a duplicate of or related to bug 419920.

Possible duplicates by query: bug 419920, bug 410036, bug 403757, bug 402047, bug 401420.

Reported using DrKonqi