https://bugs.kde.org/show_bug.cgi?id=466045

            Bug ID: 466045
           Summary: NeoChat crashed at Quotient::Room::connection() when
                    entering a room
    Classification: Applications
           Product: NeoChat
           Version: unspecified
          Platform: openSUSE
                OS: Linux
            Status: REPORTED
          Keywords: drkonqi
          Severity: crash
          Priority: NOR
         Component: General
          Assignee: fe...@posteo.de
          Reporter: qydwhotm...@gmail.com
                CC: c...@carlschwan.eu
  Target Milestone: ---

Application: neochat (23.03.70)

Qt Version: 5.15.8
Frameworks Version: 5.104.0
Operating System: Linux 6.1.10-1-default x86_64
Windowing System: X11
Distribution: "openSUSE Tumbleweed"
DrKonqi: 5.27.80 [KCrashBackend]

-- Information about the crash:
When I clicked a room in the list, NeoChat crashed.

The crash can be reproduced sometimes.

-- Backtrace:
Application: NeoChat (neochat), signal: Segmentation fault
Content of s_kcrashErrorMessage: std::unique_ptr<char []> = {get() = <optimized
out>}
[KCrash Handler]
#6  Quotient::Room::connection() const (this=0x0) at
/usr/src/debug/libQuotient-0.6.11/lib/room.cpp:2263
#7  0x00007f7588142589 in Quotient::Room::user(QString const&) const
(this=<optimized out>, userId=...) at
/usr/src/debug/libQuotient-0.6.11/lib/room.cpp:619
#8  0x00007f7588149777 in Quotient::Room::roomMembername(QString const&) const
(this=this@entry=0x0, userId=...) at
/usr/src/debug/libQuotient-0.6.11/lib/room.cpp:1520
#9  0x00007f75881497e4 in Quotient::Room::safeMemberName(QString const&) const
(this=this@entry=0x0, userId=...) at
/usr/src/debug/libQuotient-0.6.11/lib/room.cpp:1527
#10 0x00005607bed473fb in UserListModel::findUserPos(Quotient::User*) const
(this=this@entry=0x5607c31c6ff0, user=user@entry=0x5607c514eb00) at
/usr/src/debug/neochat-1.0.80git.20230215T182251~f186be7/src/models/userlistmodel.cpp:215
#11 0x00005607bed49d0d in UserListModel::refresh(Quotient::User*, QVector<int>
const&) (this=this@entry=0x5607c31c6ff0, user=user@entry=0x5607c514eb00,
roles=...) at
/usr/src/debug/neochat-1.0.80git.20230215T182251~f186be7/src/models/userlistmodel.cpp:170
#12 0x00005607bed49f25 in UserListModel::avatarChanged(Quotient::User*,
Quotient::Room const*) (context=<optimized out>, user=0x5607c514eb00,
this=0x5607c31c6ff0) at
/usr/src/debug/neochat-1.0.80git.20230215T182251~f186be7/src/models/userlistmodel.cpp:209
#13 UserListModel::avatarChanged(Quotient::User*, Quotient::Room const*)
(this=0x5607c31c6ff0, user=0x5607c514eb00, context=<optimized out>) at
/usr/src/debug/neochat-1.0.80git.20230215T182251~f186be7/src/models/userlistmodel.cpp:206
#14 0x00007f758611338d in QtPrivate::QSlotObjectBase::call(QObject*, void**)
(a=0x7ffcb66f9730, r=0x5607c31c6ff0, this=0x5607c792c570) at
../../include/QtCore/../../src/corelib/kernel/qobjectdefs_impl.h:398
#15 doActivate<false>(QObject*, int, void**) (sender=0x5607c514eb00,
signal_index=5, argv=0x7ffcb66f9730) at kernel/qobject.cpp:3923
#16 0x00007f758610c80f in QMetaObject::activate(QObject*, QMetaObject const*,
int, void**) (sender=<optimized out>, m=m@entry=0x7f75881f4140,
local_signal_index=local_signal_index@entry=2, argv=argv@entry=0x7ffcb66f9730)
at kernel/qobject.cpp:3983
#17 0x00007f7588118997 in Quotient::User::avatarChanged(Quotient::User*,
Quotient::Room const*) (this=<optimized out>, _t1=<optimized out>,
_t2=<optimized out>) at
/usr/src/debug/libQuotient-0.6.11/build/Quotient_autogen/ZJOKMXDKB7/moc_user.cpp:361
#18 0x00007f758611338d in QtPrivate::QSlotObjectBase::call(QObject*, void**)
(a=0x7ffcb66f9830, r=0x5607c514eb00, this=0x5607cee55c70) at
../../include/QtCore/../../src/corelib/kernel/qobjectdefs_impl.h:398
#19 doActivate<false>(QObject*, int, void**) (sender=0x5607ceb31780,
signal_index=10, argv=0x7ffcb66f9830) at kernel/qobject.cpp:3923
#20 0x00007f758610c80f in QMetaObject::activate(QObject*, QMetaObject const*,
int, void**) (sender=<optimized out>, m=m@entry=0x7f75881f4340,
local_signal_index=local_signal_index@entry=7, argv=argv@entry=0x7ffcb66f9830)
at kernel/qobject.cpp:3983
#21 0x00007f7588117522 in Quotient::BaseJob::success(Quotient::BaseJob*)
(this=<optimized out>, _t1=<optimized out>) at
/usr/src/debug/libQuotient-0.6.11/build/Quotient_autogen/3INUWTIJ2C/moc_basejob.cpp:542
#22 0x00007f758817ff49 in Quotient::BaseJob::finishJob() (this=0x5607ceb31780)
at /usr/src/debug/libQuotient-0.6.11/lib/jobs/basejob.cpp:646
#23 0x00007f758611338d in QtPrivate::QSlotObjectBase::call(QObject*, void**)
(a=0x7ffcb66f9970, r=0x5607ceb31780, this=0x5607ca780c00) at
../../include/QtCore/../../src/corelib/kernel/qobjectdefs_impl.h:398
#24 doActivate<false>(QObject*, int, void**) (sender=0x5607cadffa20,
signal_index=10, argv=0x7ffcb66f9970) at kernel/qobject.cpp:3923
#25 0x00007f758610c80f in QMetaObject::activate(QObject*, QMetaObject const*,
int, void**) (sender=sender@entry=0x5607cadffa20, m=m@entry=0x7f7587730320
<QNetworkReply::staticMetaObject>,
local_signal_index=local_signal_index@entry=1, argv=argv@entry=0x0) at
kernel/qobject.cpp:3983
#26 0x00007f75876cfd73 in QNetworkReply::finished()
(this=this@entry=0x5607cadffa20) at .moc/moc_qnetworkreply.cpp:404
#27 0x00007f7587644358 in QNetworkReplyHttpImplPrivate::finished()
(this=0x5607ce6558e0) at access/qnetworkreplyhttpimpl.cpp:2280
#28 0x00007f7586107d00 in QObject::event(QEvent*) (this=0x5607cadffa20,
e=0x7f7500726c70) at kernel/qobject.cpp:1347
#29 0x00007f7586da544e in QApplicationPrivate::notify_helper(QObject*, QEvent*)
(this=<optimized out>, receiver=0x5607cadffa20, e=0x7f7500726c70) at
kernel/qapplication.cpp:3640
#30 0x00007f75860dc1e8 in QCoreApplication::notifyInternal2(QObject*, QEvent*)
(receiver=0x5607cadffa20, event=0x7f7500726c70) at
kernel/qcoreapplication.cpp:1064
#31 0x00007f75860df181 in QCoreApplicationPrivate::sendPostedEvents(QObject*,
int, QThreadData*) (receiver=0x0, event_type=0, data=0x5607c0c28f50) at
kernel/qcoreapplication.cpp:1821
#32 0x00007f7586134413 in postEventSourceDispatch(GSource*, GSourceFunc,
gpointer) (s=0x5607c0d9b2e0) at kernel/qeventdispatcher_glib.cpp:277
#33 0x00007f7585576a90 in g_main_dispatch (context=0x7f757c005010) at
../glib/gmain.c:3454
#34 g_main_context_dispatch (context=context@entry=0x7f757c005010) at
../glib/gmain.c:4172
#35 0x00007f7585576e48 in g_main_context_iterate
(context=context@entry=0x7f757c005010, block=block@entry=1,
dispatch=dispatch@entry=1, self=<optimized out>) at ../glib/gmain.c:4248
#36 0x00007f7585576edc in g_main_context_iteration (context=0x7f757c005010,
may_block=1) at ../glib/gmain.c:4313
#37 0x00007f7586133c16 in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)
(this=0x5607c0d9c2d0, flags=...) at kernel/qeventdispatcher_glib.cpp:423
#38 0x00007f75860dac5b in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>)
(this=this@entry=0x7ffcb66f9df0, flags=..., flags@entry=...) at
../../include/QtCore/../../src/corelib/global/qflags.h:69
#39 0x00007f75860e2dc6 in QCoreApplication::exec() () at
../../include/QtCore/../../src/corelib/global/qflags.h:121
#40 0x00007f758656ed3c in QGuiApplication::exec() () at
kernel/qguiapplication.cpp:1870
#41 0x00007f7586da53c5 in QApplication::exec() () at
kernel/qapplication.cpp:2832
#42 0x00005607bec2d7ef in main(int, char**) (argc=<optimized out>,
argv=<optimized out>) at
/usr/src/debug/neochat-1.0.80git.20230215T182251~f186be7/src/main.cpp:336
[Inferior 1 (process 22067) detached]

Reported using DrKonqi

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