Application: plasma-discover (5.16.4)

Qt Version: 5.12.3
Frameworks Version: 5.60.0
Operating System: Linux 5.0.0-23-generic x86_64
Distribution: KDE neon User Edition 5.16

-- Information about the crash:
- What I was doing when the application crashed:

I clicked install on Inkspace App, after a couple of second Discover crashed.

-- Backtrace:
Application: Discover (plasma-discover), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f53f888ce00 (LWP 13256))]

Thread 12 (Thread 0x7f53077fe700 (LWP 13402)):
#0  0x00007f53ed9b6649 in g_mutex_lock () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f53ed96f5e4 in g_main_context_release () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f53ed970586 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f53ed9706dc in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f53f3dfedcb in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f53f3da003a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f53f3bc74ca in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f53f3bc8c72 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f53f02526db in start_thread (arg=0x7f53077fe700) at pthread_create.c:463
#9  0x00007f53f34c888f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 11 (Thread 0x7f532da87700 (LWP 13399)):
#0  0x00007f53f34b70b4 in __GI___libc_read (fd=66, buf=0x7f532da86a50, nbytes=16) at ../sysdeps/unix/sysv/linux/read.c:27
#1  0x00007f53ed9b52d0 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f53ed9700b7 in g_main_context_check () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f53ed970570 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f53ed9706dc in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f53f3dfedcb in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f53f3da003a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f53f3bc74ca in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f53f3bc8c72 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007f53f02526db in start_thread (arg=0x7f532da87700) at pthread_create.c:463
#10 0x00007f53f34c888f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 10 (Thread 0x7f532ea89700 (LWP 13398)):
#0  0x00007f53ed9b6649 in g_mutex_lock () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f53ed96ffec in g_main_context_check () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f53ed970570 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f53ed9706dc in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f53f3dfedcb in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f53f3da003a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f53f3bc74ca in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f53f71e0926 in QQuickPixmapReader::run (this=0x555bb2859e60) at util/qquickpixmapcache.cpp:953
#8  0x00007f53f3bc8c72 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007f53f02526db in start_thread (arg=0x7f532ea89700) at pthread_create.c:463
#10 0x00007f53f34c888f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 9 (Thread 0x7f53669fd700 (LWP 13317)):
#0  0x00007f53ed9b6664 in g_mutex_unlock () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f53ed970169 in g_main_context_dispatch () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f53ed970650 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f53ed9706dc in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f53ed970721 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f53ed998195 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007f53f02526db in start_thread (arg=0x7f53669fd700) at pthread_create.c:463
#7  0x00007f53f34c888f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 8 (Thread 0x7f5367fff700 (LWP 13296)):
#0  0x00007f53f02589f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x555bb1af54b0) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x555bb1af5460, cond=0x555bb1af5488) at pthread_cond_wait.c:502
#2  __pthread_cond_wait (cond=0x555bb1af5488, mutex=0x555bb1af5460) at pthread_cond_wait.c:655
#3  0x00007f53f3bcfdbb in QWaitCondition::wait(QMutex*, QDeadlineTimer) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f53f3bd00c9 in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f53f72666f8 in QSGRenderThreadEventQueue::takeEvent (wait=true, this=0x555bb1d331c8) at scenegraph/qsgthreadedrenderloop.cpp:245
#6  QSGRenderThread::processEventsAndWaitForMore (this=this@entry=0x555bb1d33150) at scenegraph/qsgthreadedrenderloop.cpp:710
#7  0x00007f53f7266b2a in QSGRenderThread::run (this=0x555bb1d33150) at scenegraph/qsgthreadedrenderloop.cpp:739
#8  0x00007f53f3bc8c72 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007f53f02526db in start_thread (arg=0x7f5367fff700) at pthread_create.c:463
#10 0x00007f53f34c888f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 7 (Thread 0x7f5378b99700 (LWP 13292)):
#0  0x00007f53f34b70b4 in __GI___libc_read (fd=50, buf=0x7f5378b98a50, nbytes=16) at ../sysdeps/unix/sysv/linux/read.c:27
#1  0x00007f53ed9b52d0 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f53ed9700b7 in g_main_context_check () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f53ed970570 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f53ed9706dc in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f53f3dfedcb in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f53f3da003a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f53f3bc74ca in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f53f3bc8c72 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007f53f02526db in start_thread (arg=0x7f5378b99700) at pthread_create.c:463
#10 0x00007f53f34c888f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 6 (Thread 0x7f537bfff700 (LWP 13265)):
#0  0x00007f53f34bbbf9 in __GI___poll (fds=0x555bb265a7f0, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f53ed9705c9 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f53ed9706dc in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f53f3dfedcb in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f53f3da003a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f53f3bc74ca in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f53f3bc8c72 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f53f02526db in start_thread (arg=0x7f537bfff700) at pthread_create.c:463
#8  0x00007f53f34c888f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 5 (Thread 0x7f5382766700 (LWP 13264)):
#0  0x00007f53ed9b6664 in g_mutex_unlock () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f53ed9705be in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f53ed9706dc in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f53f3dfedcb in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f53f3da003a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f53f3bc74ca in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f53f3bc8c72 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f53f02526db in start_thread (arg=0x7f5382766700) at pthread_create.c:463
#8  0x00007f53f34c888f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 4 (Thread 0x7f53da751700 (LWP 13260)):
#0  0x00007f53f34b70b4 in __GI___libc_read (fd=9, buf=0x7f53da750a30, nbytes=16) at ../sysdeps/unix/sysv/linux/read.c:27
#1  0x00007f53ed9b52d0 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f53ed9700b7 in g_main_context_check () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f53ed970570 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f53ed9706dc in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f53f3dfedcb in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f53f3da003a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f53f3bc74ca in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f53f4bb1115 in QQmlThreadPrivate::run (this=0x555baf922e90) at qml/ftw/qqmlthread.cpp:148
#9  0x00007f53f3bc8c72 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#10 0x00007f53f02526db in start_thread (arg=0x7f53da751700) at pthread_create.c:463
#11 0x00007f53f34c888f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 3 (Thread 0x7f53db962700 (LWP 13259)):
#0  0x00007f53f3dfd4bc in QTimerInfoList::timerWait(timespec&) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#1  0x00007f53f3dfeb0e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#2  0x00007f53ed96fb28 in g_main_context_prepare () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f53ed9704fb in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f53ed9706dc in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f53f3dfedcb in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f53f3da003a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f53f3bc74ca in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f53f4f4f015 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5
#9  0x00007f53f3bc8c72 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#10 0x00007f53f02526db in start_thread (arg=0x7f53db962700) at pthread_create.c:463
#11 0x00007f53f34c888f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 2 (Thread 0x7f53e36a5700 (LWP 13258)):
#0  0x00007f53f34bbbf9 in __GI___poll (fds=0x7f53e36a4b68, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f53ed0a5747 in ?? () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#2  0x00007f53ed0a736a in xcb_wait_for_event () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#3  0x00007f53e6285578 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#4  0x00007f53f3bc8c72 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f53f02526db in start_thread (arg=0x7f53e36a5700) at pthread_create.c:463
#6  0x00007f53f34c888f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 1 (Thread 0x7f53f888ce00 (LWP 13256)):
[KCrash Handler]
#6  0x0000000000000000 in ?? ()
#7  0x00007f53f49dbf29 in QV4::Object::get (receiver=0x7ffe4eb0d4b8, hasProperty=0x0, name=0x7ffe4eb0d4c0, this=0x7ffe4eb0d4b8) at jsruntime/qv4object_p.h:308
#8  QV4::Lookup::getter0Inlinegetter0Inline (l=<optimized out>, engine=<optimized out>, object=...) at jsruntime/qv4lookup.cpp:247
#9  0x00007f53f4a76989 in QV4::Moth::VME::interpret (frame=0x7ffe4eb0d690, engine=0x555baf8ee680, code=0x7f53c675bcdc "\030\006\002") at jsruntime/qv4vme_moth.cpp:615
#10 0x00007f53f4a7b406 in QV4::Moth::VME::exec (frame=frame@entry=0x7ffe4eb0d690, engine=engine@entry=0x555baf8ee680) at jsruntime/qv4vme_moth.cpp:441
#11 0x00007f53f4a0a52b in QV4::Function::call (this=this@entry=0x555bb252d4a0, thisObject=thisObject@entry=0x7f53d9b129a8, argv=argv@entry=0x7f53d9b129c0, argc=<optimized out>, context=<optimized out>) at jsruntime/qv4function.cpp:68
#12 0x00007f53f4b7d5f7 in QQmlJavaScriptExpression::evaluate (this=this@entry=0x555bb3093230, callData=callData@entry=0x7f53d9b12990, isUndefined=isUndefined@entry=0x7ffe4eb0d89f) at qml/qqmljavascriptexpression.cpp:211
#13 0x00007f53f4b8341e in QQmlBinding::evaluate (this=this@entry=0x555bb3093230, isUndefined=isUndefined@entry=0x7ffe4eb0d89f) at qml/qqmlbinding.cpp:209
#14 0x00007f53f4b880d2 in QQmlNonbindingBinding::doUpdate (this=0x555bb3093230, watcher=..., flags=..., scope=...) at qml/qqmlbinding.cpp:245
#15 0x00007f53f4b846f3 in QQmlBinding::update (this=0x555bb3093230, flags=...) at qml/qqmlbinding.cpp:185
#16 0x00007f53f4b92f00 in QQmlObjectCreator::finalize (this=0x555bb265a540, interrupt=...) at qml/qqmlobjectcreator.cpp:1346
#17 0x00007f53f4b1d032 in QQmlIncubatorPrivate::incubate (this=0x555bb2a85880, i=...) at qml/qqmlincubator.cpp:345
#18 0x00007f53f4b1d5cc in QQmlEnginePrivate::incubate (this=<optimized out>, i=..., forContext=<optimized out>) at qml/qqmlincubator.cpp:89
#19 0x00007f53f4bf837e in QQmlDelegateModelPrivate::object (this=this@entry=0x555bb2c886e0, group=QQmlListCompositor::Default, index=index@entry=0, incubationMode=incubationMode@entry=QQmlIncubator::AsynchronousIfNested) at types/qqmldelegatemodel.cpp:1073
#20 0x00007f53f4bf8481 in QQmlDelegateModel::object (this=<optimized out>, index=0, incubationMode=QQmlIncubator::AsynchronousIfNested) at types/qqmldelegatemodel.cpp:1114
#21 0x00007f53f73cc3eb in QQuickRepeaterPrivate::requestItems (this=0x555bb2a5ea10) at items/qquickrepeater.cpp:407
#22 0x00007f53f73cc7ec in QQuickRepeater::regenerate (this=this@entry=0x555bb2869690) at items/qquickrepeater.cpp:401
#23 0x00007f53f73cea70 in QQuickRepeater::componentComplete (this=0x555bb2869690) at items/qquickrepeater.cpp:351
#24 0x00007f53f4b93043 in QQmlObjectCreator::finalize (this=0x7f52f801a670, interrupt=...) at qml/qqmlobjectcreator.cpp:1365
#25 0x00007f53f4b17a11 in QQmlComponentPrivate::complete (enginePriv=0x555baf81e480, state=0x555bb23bd830) at qml/qqmlcomponent.cpp:923
#26 0x00007f53f4b17b22 in QQmlComponentPrivate::completeCreate (this=0x555bb23bd790) at qml/qqmlcomponent.cpp:959
#27 0x00007f53f4b18d14 in QQmlComponent::createObject (this=<optimized out>, args=0x7ffe4eb0e170) at qml/qqmlcomponent.cpp:1311
#28 0x00007f53f4b1afe4 in QQmlComponent::qt_static_metacall (_o=_o@entry=0x555bb1af86f0, _c=_c@entry=QMetaObject::InvokeMetaMethod, _id=_id@entry=6, _a=_a@entry=0x7ffe4eb0e190) at .moc/moc_qqmlcomponent.cpp:149
#29 0x00007f53f4b1b395 in QQmlComponent::qt_metacall (this=0x555bb1af86f0, _c=QMetaObject::InvokeMetaMethod, _id=6, _a=0x7ffe4eb0e190) at .moc/moc_qqmlcomponent.cpp:217
#30 0x00007f53f4b53b09 in QQmlObjectOrGadget::metacall (this=this@entry=0x7ffe4eb0e0c0, type=type@entry=QMetaObject::InvokeMetaMethod, index=<optimized out>, argv=argv@entry=0x7ffe4eb0e190) at qml/qqmlpropertycache.cpp:1770
#31 0x00007f53f4a5dc78 in QV4::QObjectMethod::callInternal (this=<optimized out>, thisObject=0x7f53d9b128a8, argv=<optimized out>, argc=<optimized out>) at jsruntime/qv4qobjectwrapper.cpp:2113
#32 0x00007f53f4adec76 in QV4::FunctionObject::call (argc=2, argv=0x7f53d9b128c8, thisObject=0x7f53d9b128a8, this=0x7ffe4eb0e228) at jsruntime/qv4functionobject_p.h:202
#33 QV4::Runtime::method_callPropertyLookup (engine=0x555baf8ee680, base=0x7f53d9b128a8, index=<optimized out>, argv=0x7f53d9b128c8, argc=2) at jsruntime/qv4runtime.cpp:1425
#34 0x00007f53800604bf in ?? ()
#35 0x0000000000000000 in ?? ()

Possible duplicates by query: bug 410128, bug 409555.

Reported using DrKonqi