Bug 467027

Application: plasma-discover (5.27.2)

Qt Version: 5.15.8
Frameworks Version: 5.103.0
Operating System: Linux 6.2.2-arch1-1 x86_64
Windowing System: X11
Distribution: "Arch Linux"
DrKonqi: 5.27.2 [KCrashBackend]

-- Information about the crash:
I constatnly get a crash when starting while fetching updates, I have tried online and offline

The crash can be reproduced every time.

-- Backtrace:
Application: Discover (plasma-discover), signal: Segmentation fault
Content of s_kcrashErrorMessage: std::unique_ptr<char []> = {get() = <optimized out>}
[KCrash Handler]
#6  std::__atomic_base<QObjectPrivate::SignalVector*>::load(std::memory_order) const (__m=std::memory_order_relaxed, this=0x28) at /usr/include/c++/12.2.1/atomic:578
#7  std::atomic<QObjectPrivate::SignalVector*>::load(std::memory_order) const (__m=std::memory_order_relaxed, this=0x28) at /usr/include/c++/12.2.1/atomic:579
#8  QAtomicOps<QObjectPrivate::SignalVector*>::loadRelaxed<QObjectPrivate::SignalVector*>(std::atomic<QObjectPrivate::SignalVector*> const&) (_q_value=<error reading variable: Cannot access memory at address 0x28>) at ../../include/QtCore/../../src/corelib/thread/qatomic_cxx11.h:239
#9  QBasicAtomicPointer<QObjectPrivate::SignalVector>::loadRelaxed() const (this=0x28) at ../../include/QtCore/../../src/corelib/thread/qbasicatomic.h:248
#10 QObjectPrivate::maybeSignalConnected(unsigned int) const (this=0x7faa24130140, signalIndex=3) at kernel/qobject.cpp:500
#11 0x00007faac80be75f in doActivate<false>(QObject*, int, void**) (sender=0x55d309654330, signal_index=3, argv=0x7fffffe19050) at kernel/qobject.cpp:3825
#12 0x00007faaca1ce9d7 in ResultsStream::resourcesFound(QVector<AbstractResource*> const&) (this=this@entry=0x55d309654330, _t1=...) at /usr/src/debug/discover/build/libdiscover/DiscoverCommon_autogen/3YJK5W5UP7/moc_AbstractResourcesBackend.cpp:159
#13 0x00007faa751890ca in PKResultsStream::sendResources(QVector<AbstractResource*> const&, bool) (this=0x55d309654330, res=..., waitForResolved=<optimized out>) at /usr/src/debug/discover/discover-5.27.2/libdiscover/backends/PackageKitBackend/PackageKitBackend.cpp:542
#14 0x00007faa7518d5be in operator() (__closure=0x55d30c32dda0) at /usr/src/debug/discover/discover-5.27.2/libdiscover/backends/PackageKitBackend/PackageKitBackend.cpp:635
#15 std::__invoke_impl<void, PackageKitBackend::search(const AbstractResourcesBackend::Filters&)::<lambda()>&> (__f=...) at /usr/include/c++/12.2.1/bits/invoke.h:61
#16 std::__invoke_r<void, PackageKitBackend::search(const AbstractResourcesBackend::Filters&)::<lambda()>&> (__fn=...) at /usr/include/c++/12.2.1/bits/invoke.h:111
#17 std::_Function_handler<void(), PackageKitBackend::search(const AbstractResourcesBackend::Filters&)::<lambda()> >::_M_invoke(const std::_Any_data &) (__functor=<optimized out>) at /usr/include/c++/12.2.1/bits/std_function.h:290
#18 0x00007faac80b1bb0 in QObject::event(QEvent*) (this=0x55d30880c000, e=0x7faa2400fe40) at kernel/qobject.cpp:1347
#19 0x00007faac9b78b5c in QApplicationPrivate::notify_helper(QObject*, QEvent*) (this=<optimized out>, receiver=0x55d30880c000, e=0x7faa2400fe40) at kernel/qapplication.cpp:3640
#20 0x00007faac808df48 in QCoreApplication::notifyInternal2(QObject*, QEvent*) (receiver=0x55d30880c000, event=0x7faa2400fe40) at kernel/qcoreapplication.cpp:1064
#21 0x00007faac808dfb3 in QCoreApplication::sendEvent(QObject*, QEvent*) (receiver=<optimized out>, event=<optimized out>) at kernel/qcoreapplication.cpp:1462
#22 0x00007faac808ea53 in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) (receiver=0x0, event_type=0, data=0x55d3081c3e10) at kernel/qcoreapplication.cpp:1821
#23 0x00007faac80d4e88 in postEventSourceDispatch(GSource*, GSourceFunc, gpointer) (s=0x55d3082cad70) at kernel/qeventdispatcher_glib.cpp:277
#24 0x00007faac6d1682b in g_main_dispatch (context=0x7faabc005010) at ../glib/glib/gmain.c:3454
#25 g_main_context_dispatch (context=0x7faabc005010) at ../glib/glib/gmain.c:4172
#26 0x00007faac6d6dcc9 in g_main_context_iterate.constprop.0 (context=0x7faabc005010, block=1, dispatch=1, self=<optimized out>) at ../glib/glib/gmain.c:4248
#27 0x00007faac6d150e2 in g_main_context_iteration (context=0x7faabc005010, may_block=1) at ../glib/glib/gmain.c:4313
#28 0x00007faac80d8c6c in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x55d3082cbc10, flags=...) at kernel/qeventdispatcher_glib.cpp:423
#29 0x00007faac80866ec in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7fffffe19600, flags=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:69
#30 0x00007faac8091219 in QCoreApplication::exec() () at ../../include/QtCore/../../src/corelib/global/qflags.h:121
#31 0x00007faac8539fe2 in QGuiApplication::exec() () at kernel/qguiapplication.cpp:1870
#32 0x00007faac9b76f2a in QApplication::exec() () at kernel/qapplication.cpp:2832
#33 0x000055d30651f947 in main(int, char**) (argc=<optimized out>, argv=<optimized out>) at /usr/src/debug/discover/discover-5.27.2/discover/main.cpp:224
[Inferior 1 (process 11871) detached]

Reported using DrKonqi