Application: neochat (24.07.70) (Compiled from sources) Qt Version: 6.7.1 Frameworks Version: 6.4.0 Operating System: Linux 6.8.11-300.fc40.x86_64 x86_64 Windowing System: Wayland Distribution: "Fedora Linux 40 (KDE Plasma)" DrKonqi: 6.1.80 [CoredumpBackend] -- Information about the crash: I don't exactly remember what happened, but I think was switching between channels. The crash can be reproduced sometimes. -- Backtrace (Reduced): #5 0x00007f24d8641a91 in QArrayDataPointer<QtCbor::Element>::constEnd (this=<optimized out>) at /usr/src/debug/qt6-qtbase-6.7.1-2.fc40.x86_64/src/corelib/tools/qarraydatapointer.h:127 #6 QList<QtCbor::Element>::constEnd (this=<optimized out>) at /usr/src/debug/qt6-qtbase-6.7.1-2.fc40.x86_64/src/corelib/tools/qlist.h:619 #7 indexOf<QLatin1String> (o=..., key=..., keyExists=keyExists@entry=0x7ffdde3cea1f) at /usr/src/debug/qt6-qtbase-6.7.1-2.fc40.x86_64/src/corelib/serialization/qjsonobject.cpp:262 #8 0x00007f24d86425fb in QJsonObject::valueImpl<QLatin1String> (this=0x5b21508, key=...) at /usr/src/debug/qt6-qtbase-6.7.1-2.fc40.x86_64/src/corelib/serialization/qjsonobject.cpp:314 #9 QJsonObject::value (this=0x5b21508, key=...) at /usr/src/debug/qt6-qtbase-6.7.1-2.fc40.x86_64/src/corelib/serialization/qjsonobject.cpp:301 Reported using DrKonqi
Created attachment 170163 [details] New crash information added by DrKonqi DrKonqi auto-attaching complete backtrace.
Added this for searchability Thread 1 (Thread 0x7f24d249dd40 (LWP 5697)): [KCrash Handler] #5 0x00007f24d8641a91 in QArrayDataPointer<QtCbor::Element>::constEnd (this=<optimized out>) at /usr/src/debug/qt6-qtbase-6.7.1-2.fc40.x86_64/src/corelib/tools/qarraydatapointer.h:127 #6 QList<QtCbor::Element>::constEnd (this=<optimized out>) at /usr/src/debug/qt6-qtbase-6.7.1-2.fc40.x86_64/src/corelib/tools/qlist.h:619 #7 indexOf<QLatin1String> (o=..., key=..., keyExists=keyExists@entry=0x7ffdde3cea1f) at /usr/src/debug/qt6-qtbase-6.7.1-2.fc40.x86_64/src/corelib/serialization/qjsonobject.cpp:262 #8 0x00007f24d86425fb in QJsonObject::valueImpl<QLatin1String> (this=0x5b21508, key=...) at /usr/src/debug/qt6-qtbase-6.7.1-2.fc40.x86_64/src/corelib/serialization/qjsonobject.cpp:314 #9 QJsonObject::value (this=0x5b21508, key=...) at /usr/src/debug/qt6-qtbase-6.7.1-2.fc40.x86_64/src/corelib/serialization/qjsonobject.cpp:301 #10 0x00007f24daf95db9 in QJsonObject::operator[] (this=<optimized out>, key=...) at /usr/include/qt6/QtCore/qjsonobject.h:61 #11 Quotient::RoomEvent::id (this=<optimized out>) at /home/akseli/Repositories/kde/src/libquotient/Quotient/events/roomevent.cpp:24 #12 0x00000000007224b2 in operator() (__closure=0x68f2310, serverEvent=<optimized out>) at /home/akseli/Repositories/kde/src/neochat/src/models/messagecontentmodel.cpp:78 #13 QtPrivate::FunctorCall<QtPrivate::IndexesList<0>, QtPrivate::List<Quotient::RoomEvent*>, void, MessageContentModel::initializeModel()::<lambda(Quotient::RoomEvent*)> >::call (f=..., arg=<optimized out>) at /usr/include/qt6/QtCore/qobjectdefs_impl.h:137 #14 QtPrivate::FunctorCallable<MessageContentModel::initializeModel()::<lambda(Quotient::RoomEvent*)>, Quotient::RoomEvent*>::call<QtPrivate::List<Quotient::RoomEvent*>, void> (f=..., arg=<optimized out>) at /usr/include/qt6/QtCore/qobjectdefs_impl.h:345 #15 QtPrivate::QCallableObject<MessageContentModel::initializeModel()::<lambda(Quotient::RoomEvent*)>, QtPrivate::List<Quotient::RoomEvent*>, void>::impl(int, QtPrivate::QSlotObjectBase *, QObject *, void **, bool *) (which=<optimized out>, this_=0x68f2300, r=<optimized out>, a=<optimized out>, ret=<optimized out>) at /usr/include/qt6/QtCore/qobjectdefs_impl.h:555 #16 0x00007f24d85fa752 in QtPrivate::QSlotObjectBase::call (this=0x68f2300, r=<optimized out>, a=0x7ffdde3cec00) at /usr/src/debug/qt6-qtbase-6.7.1-2.fc40.x86_64/src/corelib/kernel/qobjectdefs_impl.h:469 #17 doActivate<false> (sender=0x39b42a0, signal_index=10, argv=0x7ffdde3cec00) at /usr/src/debug/qt6-qtbase-6.7.1-2.fc40.x86_64/src/corelib/kernel/qobject.cpp:4086 #18 0x00007f24d85f0b47 in QMetaObject::activate (sender=<optimized out>, m=m@entry=0x7f24db07ab80, local_signal_index=local_signal_index@entry=7, argv=argv@entry=0x7ffdde3cec00) at /usr/src/debug/qt6-qtbase-6.7.1-2.fc40.x86_64/src/corelib/kernel/qobject.cpp:4146 #19 0x00007f24daf3f959 in Quotient::Room::pendingEventAboutToMerge (this=<optimized out>, _t1=<optimized out>, _t1@entry=0x6dba340, _t2=<optimized out>, _t2@entry=0) at /home/akseli/Repositories/kde/build/libquotient/QuotientQt6_autogen/include/moc_room.cpp:2366 #20 0x00007f24daf6029d in Quotient::Room::Private::addNewMessageEvents (this=this@entry=0x39b4350, events=...) at /home/akseli/Repositories/kde/src/libquotient/Quotient/room.cpp:3106 #21 0x00007f24daf61d85 in Quotient::Room::Private::addNewMessageEvents (this=0x39b4350, events=...) at /usr/include/c++/14/bits/stl_iterator.h:1067 #22 Quotient::Room::updateData (this=0x39b42a0, data=..., fromCache=false) at /home/akseli/Repositories/kde/src/libquotient/Quotient/room.cpp:2078 #23 0x00007f24d85ebdeb in QObject::event (this=0x39b42a0, e=0x5021590) at /usr/src/debug/qt6-qtbase-6.7.1-2.fc40.x86_64/src/corelib/kernel/qobject.cpp:1452 #24 0x00007f24d9b8b168 in QApplicationPrivate::notify_helper (this=<optimized out>, receiver=0x39b42a0, e=0x5021590) at /usr/src/debug/qt6-qtbase-6.7.1-2.fc40.x86_64/src/widgets/kernel/qapplication.cpp:3287 #25 0x00007f24d8595b18 in QCoreApplication::notifyInternal2 (receiver=0x39b42a0, event=0x5021590) at /usr/src/debug/qt6-qtbase-6.7.1-2.fc40.x86_64/src/corelib/kernel/qcoreapplication.cpp:1134 #26 0x00007f24d8595d7d in QCoreApplication::sendEvent (receiver=<optimized out>, event=<optimized out>) at /usr/src/debug/qt6-qtbase-6.7.1-2.fc40.x86_64/src/corelib/kernel/qcoreapplication.cpp:1575 #27 0x00007f24d85998c1 in QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=0, data=0x17a30a0) at /usr/src/debug/qt6-qtbase-6.7.1-2.fc40.x86_64/src/corelib/kernel/qcoreapplication.cpp:1932 #28 0x00007f24d8599b6d in QCoreApplication::sendPostedEvents (receiver=<optimized out>, event_type=<optimized out>) at /usr/src/debug/qt6-qtbase-6.7.1-2.fc40.x86_64/src/corelib/kernel/qcoreapplication.cpp:1789 #29 0x00007f24d887d39f in postEventSourceDispatch (s=0x1915620) at /usr/src/debug/qt6-qtbase-6.7.1-2.fc40.x86_64/src/corelib/kernel/qeventdispatcher_glib.cpp:244 #30 0x00007f24d5b0f6ac in g_main_dispatch (context=0x7f24bc000f00) at ../glib/gmain.c:3344 #31 g_main_context_dispatch_unlocked (context=0x7f24bc000f00) at ../glib/gmain.c:4152 #32 0x00007f24d5b70708 in g_main_context_iterate_unlocked.isra.0 (context=context@entry=0x7f24bc000f00, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ../glib/gmain.c:4217 #33 0x00007f24d5b10b23 in g_main_context_iteration (context=0x7f24bc000f00, may_block=1) at ../glib/gmain.c:4282 #34 0x00007f24d887cb53 in QEventDispatcherGlib::processEvents (this=0x17894d0, flags=...) at /usr/src/debug/qt6-qtbase-6.7.1-2.fc40.x86_64/src/corelib/kernel/qeventdispatcher_glib.cpp:394 #35 0x00007f24d85a2713 in QEventLoop::exec (this=this@entry=0x7ffdde3cf380, flags=..., flags@entry=...) at /usr/src/debug/qt6-qtbase-6.7.1-2.fc40.x86_64/src/corelib/global/qflags.h:34 #36 0x00007f24d859e69c in QCoreApplication::exec () at /usr/src/debug/qt6-qtbase-6.7.1-2.fc40.x86_64/src/corelib/global/qflags.h:74 #37 0x00007f24d8fd53dd in QGuiApplication::exec () at /usr/src/debug/qt6-qtbase-6.7.1-2.fc40.x86_64/src/gui/kernel/qguiapplication.cpp:1926 #38 0x00007f24d9b8b0d9 in QApplication::exec () at /usr/src/debug/qt6-qtbase-6.7.1-2.fc40.x86_64/src/widgets/kernel/qapplication.cpp:2555 #39 0x000000000043a8d0 in main (argc=<optimized out>, argv=<optimized out>) at /home/akseli/Repositories/kde/src/neochat/src/main.cpp:310
I'm seeing this crash dozens of times a day with current git master.
A possibly relevant merge request was started @ https://invent.kde.org/network/neochat/-/merge_requests/1790
*** Bug 489621 has been marked as a duplicate of this bug. ***