Bug 506948

[📦 org.kde.neochat ~]$ gdb /app/bin/neochat
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Reading symbols from /app/bin/neochat...
Reading symbols from /usr/lib/debug/app/bin/neochat.debug...
(gdb) run
Starting program: /app/bin/neochat 

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  <https://debuginfod.archlinux.org>
  <http://debuginfod.kdeos.haraldsitter.eu>
Enable debuginfod for this session? (y or [n]) n
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To make this setting permanent, add 'set debuginfod enabled off' to .gdbinit.
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/usr/lib/x86_64-linux-gnu/libthread_db.so.1".
[New Thread 0x7fffef5a66c0 (LWP 16)]
[New Thread 0x7fffee30b6c0 (LWP 17)]
[New Thread 0x7fffedb0a6c0 (LWP 18)]
[New Thread 0x7fffed1dd6c0 (LWP 19)]
[New Thread 0x7fffec89b6c0 (LWP 20)]
[New Thread 0x7fffd79ff6c0 (LWP 21)]
[New Thread 0x7fffd71fe6c0 (LWP 22)]
[New Thread 0x7fffd654c6c0 (LWP 23)]
[New Thread 0x7fffd5c606c0 (LWP 24)]
[New Thread 0x7fffd545f6c0 (LWP 25)]
[New Thread 0x7fffd4c5e6c0 (LWP 26)]
[New Thread 0x7fffb7fff6c0 (LWP 27)]
[New Thread 0x7fffb77fe6c0 (LWP 28)]
[New Thread 0x7fffb6ffd6c0 (LWP 29)]
[New Thread 0x7fffb67fc6c0 (LWP 30)]
[New Thread 0x7fffb5ffb6c0 (LWP 31)]
[Thread 0x7fffb5ffb6c0 (LWP 31) exited]
[Thread 0x7fffb67fc6c0 (LWP 30) exited]
[Thread 0x7fffb6ffd6c0 (LWP 29) exited]
[Thread 0x7fffb77fe6c0 (LWP 28) exited]
[Thread 0x7fffb7fff6c0 (LWP 27) exited]
[Thread 0x7fffd4c5e6c0 (LWP 26) exited]
org.kde.kunifiedpush.client: No UnifiedPush distributor found.
[New Thread 0x7fffd4c5e6c0 (LWP 32)]
QQmlApplicationEngine failed to load component
qrc:/qt/qml/org/kde/neochat/qml/Main.qml:242:9: Type RoomListPage unavailable
qrc:/qt/qml/org/kde/neochat/rooms/RoomListPage.qml:29:25: Cannot assign to non-existent property "onPreferredWidthChanged"
ASSERT: "!isEmpty()" in file /usr/include/QtCore/qlist.h, line 677

Thread 1 "neochat" received signal SIGABRT, Aborted.
__pthread_kill_implementation (threadid=<optimized out>, signo=signo@entry=6, no_tid=no_tid@entry=0) at pthread_kill.c:44
44            return INTERNAL_SYSCALL_ERROR_P (ret) ? INTERNAL_SYSCALL_ERRNO (ret) : 0;
(gdb) bt full
#0  __pthread_kill_implementation (threadid=<optimized out>, signo=signo@entry=6, no_tid=no_tid@entry=0) at pthread_kill.c:44
        tid = <optimized out>
        ret = 0
        pd = <optimized out>
        old_mask = {__val = {140737488344672}}
        ret = <optimized out>
#1  0x00007ffff3a9ae23 in __pthread_kill_internal (threadid=<optimized out>, signo=6) at pthread_kill.c:78
No locals.
#2  0x00007ffff3a4208e in __GI_raise (sig=sig@entry=6) at ../sysdeps/posix/raise.c:26
        ret = <optimized out>
#3  0x00007ffff3a29882 in __GI_abort () at abort.c:79
        save_stage = 1
        act = {__sigaction_handler = {sa_handler = 0x20, sa_sigaction = 0x20}, sa_mask = {__val = {140737488346176, 140737488344848, 140737281433406, 140737282778336, 140737282768912, 
              140737488344848, 140737281274933, 140737488344864, 140737282778784, 140737488344960, 140737288219386, 93825008502864, 93825008502880, 66, 93825008515200, 93825004770160}}, 
          sa_flags = 1444189056, sa_restorer = 0x42}
#4  0x00007ffff40ca269 in qAbort () at /run/build-runtime/qt6-qtbase/src/corelib/global/qassert.cpp:46
No locals.
#5  0x00007ffff411daf9 in qt_message_fatal<QString&> (context=..., message=...) at /run/build-runtime/qt6-qtbase/src/corelib/global/qlogging.cpp:2122
No locals.
#6  qt_message(QtMsgType, const QMessageLogContext &, const char *, typedef __va_list_tag __va_list_tag *) (msgType=msgType@entry=QtFatalMsg, context=..., 
    msg=msg@entry=0x7ffff44f6238 "ASSERT: \"%s\" in file %s, line %d", ap=ap@entry=0x7fffffffd818) at /run/build-runtime/qt6-qtbase/src/corelib/global/qlogging.cpp:381

        buf = {d = {d = 0x5555564d8850, ptr = 0x5555564d8860 u"ASSERT: \"!isEmpty()\" in file /usr/include/QtCore/qlist.h, line 677", size = 66}, static _empty = 0 u'\000'}
#7  0x00007ffff40cb805 in QMessageLogger::fatal (this=this@entry=0x7fffffffda58, msg=msg@entry=0x7ffff44f6238 "ASSERT: \"%s\" in file %s, line %d")
    at /run/build-runtime/qt6-qtbase/src/corelib/global/qlogging.cpp:883
        ctxt = {<QMessageLogContext> = {static CurrentVersion = 2, version = 3, line = 677, file = 0x555555cd828c "/usr/include/QtCore/qlist.h", function = 0x0, category = 0x7ffff4500a7f "default"}, 
          static DefaultBacktraceDepth = 32, backtrace = std::optional [no contained value]}
        ap = {{gp_offset = 40, fp_offset = 48, overflow_arg_area = 0x7fffffffda50, reg_save_area = 0x7fffffffd980}}
#8  0x00007ffff40ca2c0 in qt_assert (assertion=assertion@entry=0x555555cd82e0 "!isEmpty()", file=file@entry=0x555555cd828c "/usr/include/QtCore/qlist.h", line=line@entry=677)
    at /run/build-runtime/qt6-qtbase/src/corelib/global/qassert.cpp:105
No locals.
#9  0x000055555560e5e8 in QList<QObject*>::first (this=0x7fffffffda90) at /usr/include/QtCore/qlist.h:677
No locals.
#10 QList<QObject*>::first (this=0x7fffffffda90) at /usr/include/QtCore/qlist.h:677
No locals.
#11 windowFromEngine (engine=<optimized out>) at /run/build/neochat/src/app/main.cpp:97
        rootObjects = {<QListSpecialMethods<QObject*>> = {<QListSpecialMethodsBase<QObject*>> = {<No data fields>}, <No data fields>}, d = {d = 0x0, ptr = 0x0, size = 0}}
        window = <optimized out>
#12 0x0000555555638c59 in main (argc=<optimized out>, argv=<optimized out>) at /run/build/neochat/src/app/main.cpp:308
        app = {<QGuiApplication> = {<QCoreApplication> = {<QObject> = {_vptr.QObject = 0x7ffff59a4018 <vtable for QApplication+16>, static staticMetaObject = {d = {superdata = {direct = 0x0}, 
                    stringdata = 0x7ffff451b070 <QObject::qt_staticMetaObjectStaticContent<(anonymous namespace)::qt_meta_tag_ZN7QObjectE_t>+272>, 
                    data = 0x7ffff451af60 <QObject::qt_staticMetaObjectStaticContent<(anonymous namespace)::qt_meta_tag_ZN7QObjectE_t>>, 
                    static_metacall = 0x7ffff420af90 <QObject::qt_static_metacall(QObject*, QMetaObject::Call, int, void**)>, relatedMetaObjects = 0x0, 
                    metaTypes = 0x7ffff46a63c0 <QObject::qt_staticMetaObjectRelocatingContent<(anonymous namespace)::qt_meta_tag_ZN7QObjectE_t>>, extradata = 0x0}}, d_ptr = {d = 0x555556133ca0}}, 
--Type <RET> for more, q to quit, c to continue without paging--
              static staticMetaObject = {d = {superdata = {direct = 0x7ffff46a0560 <QObject::staticMetaObject>}, 
                  stringdata = 0x7ffff4516ce8 <QCoreApplication::qt_staticMetaObjectStaticContent<(anonymous namespace)::qt_meta_tag_ZN16QCoreApplicationE_t>+392>, 
                  data = 0x7ffff4516b60 <QCoreApplication::qt_staticMetaObjectStaticContent<(anonymous namespace)::qt_meta_tag_ZN16QCoreApplicationE_t>>, 
                  static_metacall = 0x7ffff41aefc0 <QCoreApplication::qt_static_metacall(QObject*, QMetaObject::Call, int, void**)>, relatedMetaObjects = 0x0, 
                  metaTypes = 0x7ffff46a42e0 <QCoreApplication::qt_staticMetaObjectRelocatingContent<(anonymous namespace)::qt_meta_tag_ZN16QCoreApplicationE_t>>, extradata = 0x0}}, 
              static self = 0x7fffffffdb50}, static staticMetaObject = {d = {superdata = {direct = 0x7ffff46a42a0 <QCoreApplication::staticMetaObject>}, 
                stringdata = 0x7ffff50aa6f0 <QGuiApplication::qt_staticMetaObjectStaticContent<(anonymous namespace)::qt_meta_tag_ZN15QGuiApplicationE_t>+752>, 
                data = 0x7ffff50aa400 <QGuiApplication::qt_staticMetaObjectStaticContent<(anonymous namespace)::qt_meta_tag_ZN15QGuiApplicationE_t>>, 
                static_metacall = 0x7ffff49f9c60 <QGuiApplication::qt_static_metacall(QObject*, QMetaObject::Call, int, void**)>, relatedMetaObjects = 0x0, 
                metaTypes = 0x7ffff51cc7a0 <QGuiApplication::qt_staticMetaObjectRelocatingContent<(anonymous namespace)::qt_meta_tag_ZN15QGuiApplicationE_t>>, extradata = 0x0}}}, 
          static staticMetaObject = {d = {superdata = {direct = 0x7ffff51cc760 <QGuiApplication::staticMetaObject>}, 
              stringdata = 0x7ffff585d568 <QApplication::qt_staticMetaObjectStaticContent<(anonymous namespace)::qt_meta_tag_ZN12QApplicationE_t>+392>, 
              data = 0x7ffff585d3e0 <QApplication::qt_staticMetaObjectStaticContent<(anonymous namespace)::qt_meta_tag_ZN12QApplicationE_t>>, 
              static_metacall = 0x7ffff53a7080 <QApplication::qt_static_metacall(QObject*, QMetaObject::Call, int, void**)>, relatedMetaObjects = 0x0, 
              metaTypes = 0x7ffff59a40e0 <QApplication::qt_staticMetaObjectRelocatingContent<(anonymous namespace)::qt_meta_tag_ZN12QApplicationE_t>>, extradata = 0x0}}}
        about = {d = std::unique_ptr<KAboutDataPrivate> = {get() = 0x5555561ff670}}
        colorScheme = {<QObject> = {_vptr.QObject = 0x55555605a9d0 <vtable for ColorSchemer+16>, static staticMetaObject = {d = {superdata = {direct = 0x0}, 
                stringdata = 0x7ffff451b070 <QObject::qt_staticMetaObjectStaticContent<(anonymous namespace)::qt_meta_tag_ZN7QObjectE_t>+272>, 
                data = 0x7ffff451af60 <QObject::qt_staticMetaObjectStaticContent<(anonymous namespace)::qt_meta_tag_ZN7QObjectE_t>>, 
                static_metacall = 0x7ffff420af90 <QObject::qt_static_metacall(QObject*, QMetaObject::Call, int, void**)>, relatedMetaObjects = 0x0, 
                metaTypes = 0x7ffff46a63c0 <QObject::qt_staticMetaObjectRelocatingContent<(anonymous namespace)::qt_meta_tag_ZN7QObjectE_t>>, extradata = 0x0}}, d_ptr = {d = 0x5555564ef3d0}}, 
          static staticMetaObject = {d = {superdata = {direct = 0x7ffff46a0560 <QObject::staticMetaObject>}, 
              stringdata = 0x555555ddcbe0 <ColorSchemer::qt_staticMetaObjectStaticContent<(anonymous namespace)::qt_meta_tag_ZN12ColorSchemerE_t>+160>, 
              data = 0x555555ddcb40 <ColorSchemer::qt_staticMetaObjectStaticContent<(anonymous namespace)::qt_meta_tag_ZN12ColorSchemerE_t>>, 
              static_metacall = 0x55555585a120 <ColorSchemer::qt_static_metacall(QObject*, QMetaObject::Call, int, void**)>, relatedMetaObjects = 0x0, 
              metaTypes = 0x55555605aa80 <ColorSchemer::qt_staticMetaObjectRelocatingContent<(anonymous namespace)::qt_meta_tag_ZN12ColorSchemerE_t>>, extradata = 0x0}}}
        parser = {d = 0x5555564ef230}
        replaceOption = {d = {d = {ptr = 0x55555650b650}}}
        testOption = {d = {d = {ptr = 0x55555650b700}}}
        dbusActivatedOption = {d = {d = {ptr = 0x55555650b7b0}}}
        shareOption = {d = {d = {ptr = 0x55555650b860}}}
        service = {<QObject> = {_vptr.QObject = 0x7ffff7266be8 <vtable for KDBusService+16>, static staticMetaObject = {d = {superdata = {direct = 0x0}, 
                stringdata = 0x7ffff451b070 <QObject::qt_staticMetaObjectStaticContent<(anonymous namespace)::qt_meta_tag_ZN7QObjectE_t>+272>, 
                data = 0x7ffff451af60 <QObject::qt_staticMetaObjectStaticContent<(anonymous namespace)::qt_meta_tag_ZN7QObjectE_t>>, 
                static_metacall = 0x7ffff420af90 <QObject::qt_static_metacall(QObject*, QMetaObject::Call, int, void**)>, relatedMetaObjects = 0x0, 
                metaTypes = 0x7ffff46a63c0 <QObject::qt_staticMetaObjectRelocatingContent<(anonymous namespace)::qt_meta_tag_ZN7QObjectE_t>>, extradata = 0x0}}, d_ptr = {d = 0x555556469b60}}, 
          static staticMetaObject = {d = {superdata = {direct = 0x7ffff46a0560 <QObject::staticMetaObject>}, 
              stringdata = 0x7ffff726137c <KDBusService::qt_staticMetaObjectStaticContent<(anonymous namespace)::qt_meta_tag_ZN12KDBusServiceE_t>+316>, 
              data = 0x7ffff7261240 <KDBusService::qt_staticMetaObjectStaticContent<(anonymous namespace)::qt_meta_tag_ZN12KDBusServiceE_t>>, 
              static_metacall = 0x7ffff724e680 <KDBusService::qt_static_metacall(QObject*, QMetaObject::Call, int, void**)>, relatedMetaObjects = 0x0, 
              metaTypes = 0x7ffff7266d80 <KDBusService::qt_staticMetaObjectRelocatingContent<(anonymous namespace)::qt_meta_tag_ZN12KDBusServiceE_t>>, extradata = 0x0}}, 
          d = std::unique_ptr<KDBusServicePrivate> = {get() = 0x555556469be0}}
        accountManager = <optimized out>
        engine = {<QQmlEngine> = {<QJSEngine> = {<QObject> = {_vptr.QObject = 0x7ffff66726b8 <vtable for QQmlApplicationEngine+16>, static staticMetaObject = {d = {superdata = {direct = 0x0}, 
                    stringdata = 0x7ffff451b070 <QObject::qt_staticMetaObjectStaticContent<(anonymous namespace)::qt_meta_tag_ZN7QObjectE_t>+272>, 
                    data = 0x7ffff451af60 <QObject::qt_staticMetaObjectStaticContent<(anonymous namespace)::qt_meta_tag_ZN7QObjectE_t>>, 
                    static_metacall = 0x7ffff420af90 <QObject::qt_static_metacall(QObject*, QMetaObject::Call, int, void**)>, relatedMetaObjects = 0x0, 
                    metaTypes = 0x7ffff46a63c0 <QObject::qt_staticMetaObjectRelocatingContent<(anonymous namespace)::qt_meta_tag_ZN7QObjectE_t>>, extradata = 0x0}}, d_ptr = {d = 0x555556504050}}, 
              static staticMetaObject = {d = {superdata = {direct = 0x7ffff46a0560 <QObject::staticMetaObject>}, 
                  stringdata = 0x7ffff65ba58c <QJSEngine::qt_staticMetaObjectStaticContent<(anonymous namespace)::qt_meta_tag_ZN9QJSEngineE_t>+108>, 
                  data = 0x7ffff65ba520 <QJSEngine::qt_staticMetaObjectStaticContent<(anonymous namespace)::qt_meta_tag_ZN9QJSEngineE_t>>, 
                  static_metacall = 0x7ffff61b8a20 <QJSEngine::qt_static_metacall(QObject*, QMetaObject::Call, int, void**)>, relatedMetaObjects = 0x0, 
                  metaTypes = 0x7ffff6665fc0 <QJSEngine::qt_staticMetaObjectRelocatingContent<(anonymous namespace)::qt_meta_tag_ZN9QJSEngineE_t>>, extradata = 0x0}}, m_v4Engine = 0x555556184890}, 
            static staticMetaObject = {d = {superdata = {direct = 0x7ffff6665f80 <QJSEngine::staticMetaObject>}, 
                stringdata = 0x7ffff65c2b4c <QQmlEngine::qt_staticMetaObjectStaticContent<(anonymous namespace)::qt_meta_tag_ZN10QQmlEngineE_t>+236>, 
                data = 0x7ffff65c2a60 <QQmlEngine::qt_staticMetaObjectStaticContent<(anonymous namespace)::qt_meta_tag_ZN10QQmlEngineE_t>>, 
--Type <RET> for more, q to quit, c to continue without paging--c
                static_metacall = 0x7ffff637b2e0 <QQmlEngine::qt_static_metacall(QObject*, QMetaObject::Call, int, void**)>, relatedMetaObjects = 0x0, 
                metaTypes = 0x7ffff6674a80 <QQmlEngine::qt_staticMetaObjectRelocatingContent<(anonymous namespace)::qt_meta_tag_ZN10QQmlEngineE_t>>, extradata = 0x0}}}, static staticMetaObject = {
            d = {superdata = {direct = 0x7ffff6674a40 <QQmlEngine::staticMetaObject>}, 
              stringdata = 0x7ffff65bfd34 <QQmlApplicationEngine::qt_staticMetaObjectStaticContent<(anonymous namespace)::qt_meta_tag_ZN21QQmlApplicationEngineE_t>+436>, 
              data = 0x7ffff65bfb80 <QQmlApplicationEngine::qt_staticMetaObjectStaticContent<(anonymous namespace)::qt_meta_tag_ZN21QQmlApplicationEngineE_t>>, 
              static_metacall = 0x7ffff6339600 <QQmlApplicationEngine::qt_static_metacall(QObject*, QMetaObject::Call, int, void**)>, relatedMetaObjects = 0x0, 
              metaTypes = 0x7ffff6672760 <QQmlApplicationEngine::qt_staticMetaObjectRelocatingContent<(anonymous namespace)::qt_meta_tag_ZN21QQmlApplicationEngineE_t>>, extradata = 0x0}}}
        runner = 0x5555560850c0 <Runner::create(QQmlEngine*, QJSEngine*)::instance>