Application: plasma-discover (5.16.3)

Qt Version: 5.12.3
Frameworks Version: 5.60.0
Operating System: Linux 4.15.0-55-generic x86_64
Distribution: KDE neon User Edition 5.16

-- Information about the crash:
- What I was doing when the application crashed:
Browsing apps, clicked on a few apps, and after a few, Discover crashed when I clicked on one.

-- 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 0x7ffae6b75e00 (LWP 9298))]

Thread 11 (Thread 0x7ffa565d4700 (LWP 9376)):
#0  0x00007ffae1ebac18 in QThreadData::current (createIfNecessary=createIfNecessary@entry=true) at thread/qthread_unix.cpp:238
#1  0x00007ffae20f2491 in postEventSourcePrepare (timeout=0x0, s=0x7ffa40003f10) at kernel/qeventdispatcher_glib.cpp:252
#2  postEventSourceCheck (source=0x7ffa40003f10) at kernel/qeventdispatcher_glib.cpp:269
#3  0x00007ffadbc62fe1 in g_main_context_check () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007ffadbc63570 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007ffadbc636dc in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007ffae20f1dcb in QEventDispatcherGlib::processEvents (this=0x7ffa40000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#7  0x00007ffae209303a in QEventLoop::exec (this=this@entry=0x7ffa565d3c60, flags=..., flags@entry=...) at kernel/qeventloop.cpp:225
#8  0x00007ffae1eba4ca in QThread::exec (this=<optimized out>) at thread/qthread.cpp:531
#9  0x00007ffae1ebbc72 in QThreadPrivate::start (arg=0x7ffa4c009cd0) at thread/qthread_unix.cpp:361
#10 0x00007ffade5456db in start_thread (arg=0x7ffa565d4700) at pthread_create.c:463
#11 0x00007ffae17bb88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 10 (Thread 0x7ffa56dd5700 (LWP 9375)):
#0  0x00007ffae17aa0b4 in __GI___libc_read (fd=43, buf=0x7ffa56dd49e0, nbytes=16) at ../sysdeps/unix/sysv/linux/read.c:27
#1  0x00007ffadbca82d0 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007ffadbc630b7 in g_main_context_check () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007ffadbc63570 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007ffadbc636dc in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007ffae20f1dcb in QEventDispatcherGlib::processEvents (this=0x7ffa4c000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#6  0x00007ffae209303a in QEventLoop::exec (this=this@entry=0x7ffa56dd4bf0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:225
#7  0x00007ffae1eba4ca in QThread::exec (this=this@entry=0x5578c6eaba40) at thread/qthread.cpp:531
#8  0x00007ffae54d3926 in QQuickPixmapReader::run (this=0x5578c6eaba40) at util/qquickpixmapcache.cpp:953
#9  0x00007ffae1ebbc72 in QThreadPrivate::start (arg=0x5578c6eaba40) at thread/qthread_unix.cpp:361
#10 0x00007ffade5456db in start_thread (arg=0x7ffa56dd5700) at pthread_create.c:463
#11 0x00007ffae17bb88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 9 (Thread 0x7ffa575d6700 (LWP 9372)):
#0  0x00007ffae17aa0b4 in __GI___libc_read (fd=29, buf=0x7ffa575d5a50, nbytes=16) at ../sysdeps/unix/sysv/linux/read.c:27
#1  0x00007ffadbca82d0 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007ffadbc630b7 in g_main_context_check () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007ffadbc63570 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007ffadbc636dc in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007ffae20f1dcb in QEventDispatcherGlib::processEvents (this=0x7ffa48000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#6  0x00007ffae209303a in QEventLoop::exec (this=this@entry=0x7ffa575d5c60, flags=..., flags@entry=...) at kernel/qeventloop.cpp:225
#7  0x00007ffae1eba4ca in QThread::exec (this=<optimized out>) at thread/qthread.cpp:531
#8  0x00007ffae1ebbc72 in QThreadPrivate::start (arg=0x5578c464ecb0) at thread/qthread_unix.cpp:361
#9  0x00007ffade5456db in start_thread (arg=0x7ffa575d6700) at pthread_create.c:463
#10 0x00007ffae17bb88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 8 (Thread 0x7ffaa944b700 (LWP 9310)):
#0  0x00007ffade54b9f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x5578c48df150) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x5578c48df100, cond=0x5578c48df128) at pthread_cond_wait.c:502
#2  __pthread_cond_wait (cond=0x5578c48df128, mutex=0x5578c48df100) at pthread_cond_wait.c:655
#3  0x00007ffae1ec2dbb in QWaitConditionPrivate::wait (deadline=..., this=0x5578c48df100) at thread/qwaitcondition_unix.cpp:146
#4  QWaitCondition::wait (this=<optimized out>, mutex=0x7ffacc007480, deadline=...) at thread/qwaitcondition_unix.cpp:225
#5  0x00007ffae1ec30c9 in QWaitCondition::wait (this=this@entry=0x7ffacc007488, mutex=mutex@entry=0x7ffacc007480, time=time@entry=18446744073709551615) at thread/qwaitcondition_unix.cpp:208
#6  0x00007ffae55596f8 in QSGRenderThreadEventQueue::takeEvent (wait=true, this=0x7ffacc007478) at scenegraph/qsgthreadedrenderloop.cpp:245
#7  QSGRenderThread::processEventsAndWaitForMore (this=this@entry=0x7ffacc007400) at scenegraph/qsgthreadedrenderloop.cpp:710
#8  0x00007ffae5559b2a in QSGRenderThread::run (this=0x7ffacc007400) at scenegraph/qsgthreadedrenderloop.cpp:739
#9  0x00007ffae1ebbc72 in QThreadPrivate::start (arg=0x7ffacc007400) at thread/qthread_unix.cpp:361
#10 0x00007ffade5456db in start_thread (arg=0x7ffaa944b700) at pthread_create.c:463
#11 0x00007ffae17bb88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 7 (Thread 0x7ffaaa857700 (LWP 9308)):
#0  0x00007ffae17aa0b4 in __GI___libc_read (fd=48, buf=0x7ffaaa856a50, nbytes=16) at ../sysdeps/unix/sysv/linux/read.c:27
#1  0x00007ffadbca82d0 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007ffadbc630b7 in g_main_context_check () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007ffadbc63570 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007ffadbc636dc in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007ffae20f1dcb in QEventDispatcherGlib::processEvents (this=0x7ffa60000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#6  0x00007ffae209303a in QEventLoop::exec (this=this@entry=0x7ffaaa856c60, flags=..., flags@entry=...) at kernel/qeventloop.cpp:225
#7  0x00007ffae1eba4ca in QThread::exec (this=<optimized out>) at thread/qthread.cpp:531
#8  0x00007ffae1ebbc72 in QThreadPrivate::start (arg=0x5578c46c2f60) at thread/qthread_unix.cpp:361
#9  0x00007ffade5456db in start_thread (arg=0x7ffaaa857700) at pthread_create.c:463
#10 0x00007ffae17bb88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 6 (Thread 0x7ffab3171700 (LWP 9305)):
#0  QTimerInfoList::timerWait (this=0x7ffaa4004cf0, tm=...) at kernel/qtimerinfo_unix.cpp:405
#1  0x00007ffae20f1b0e in timerSourcePrepareHelper (timeout=0x7ffab3170a94, src=<optimized out>) at kernel/qeventdispatcher_glib.cpp:132
#2  timerSourcePrepare (source=<optimized out>, timeout=0x7ffab3170a94) at kernel/qeventdispatcher_glib.cpp:165
#3  0x00007ffadbc62b28 in g_main_context_prepare () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007ffadbc634fb in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007ffadbc636dc in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007ffae20f1dcb in QEventDispatcherGlib::processEvents (this=0x7ffaa4000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#7  0x00007ffae209303a in QEventLoop::exec (this=this@entry=0x7ffab3170c60, flags=..., flags@entry=...) at kernel/qeventloop.cpp:225
#8  0x00007ffae1eba4ca in QThread::exec (this=<optimized out>) at thread/qthread.cpp:531
#9  0x00007ffae1ebbc72 in QThreadPrivate::start (arg=0x5578c2c59a30) at thread/qthread_unix.cpp:361
#10 0x00007ffade5456db in start_thread (arg=0x7ffab3171700) at pthread_create.c:463
#11 0x00007ffae17bb88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 5 (Thread 0x7ffab4768700 (LWP 9304)):
#0  0x00007ffae17aa0b4 in __GI___libc_read (fd=24, buf=0x7ffab4767a50, nbytes=16) at ../sysdeps/unix/sysv/linux/read.c:27
#1  0x00007ffadbca82d0 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007ffadbc630b7 in g_main_context_check () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007ffadbc63570 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007ffadbc636dc in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007ffae20f1dcb in QEventDispatcherGlib::processEvents (this=0x7ffaac000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#6  0x00007ffae209303a in QEventLoop::exec (this=this@entry=0x7ffab4767c60, flags=..., flags@entry=...) at kernel/qeventloop.cpp:225
#7  0x00007ffae1eba4ca in QThread::exec (this=<optimized out>) at thread/qthread.cpp:531
#8  0x00007ffae1ebbc72 in QThreadPrivate::start (arg=0x5578c2c53c10) at thread/qthread_unix.cpp:361
#9  0x00007ffade5456db in start_thread (arg=0x7ffab4768700) at pthread_create.c:463
#10 0x00007ffae17bb88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 4 (Thread 0x7ffac49b5700 (LWP 9301)):
#0  0x00007ffadbc604a7 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007ffadbc62ef2 in g_main_context_check () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007ffadbc63570 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007ffadbc636dc in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007ffae20f1dcb in QEventDispatcherGlib::processEvents (this=0x7ffab8000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#5  0x00007ffae209303a in QEventLoop::exec (this=this@entry=0x7ffac49b4c40, flags=..., flags@entry=...) at kernel/qeventloop.cpp:225
#6  0x00007ffae1eba4ca in QThread::exec (this=this@entry=0x5578c23a31e0) at thread/qthread.cpp:531
#7  0x00007ffae2ea4115 in QQmlThreadPrivate::run (this=0x5578c23a31e0) at qml/ftw/qqmlthread.cpp:148
#8  0x00007ffae1ebbc72 in QThreadPrivate::start (arg=0x5578c23a31e0) at thread/qthread_unix.cpp:361
#9  0x00007ffade5456db in start_thread (arg=0x7ffac49b5700) at pthread_create.c:463
#10 0x00007ffae17bb88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 3 (Thread 0x7ffac5bc6700 (LWP 9300)):
#0  0x00007ffadbca9664 in g_mutex_unlock () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007ffadbc624b7 in g_main_context_acquire () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007ffadbc63485 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007ffadbc636dc in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007ffae20f1dcb in QEventDispatcherGlib::processEvents (this=0x7ffac0000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#5  0x00007ffae209303a in QEventLoop::exec (this=this@entry=0x7ffac5bc5c30, flags=..., flags@entry=...) at kernel/qeventloop.cpp:225
#6  0x00007ffae1eba4ca in QThread::exec (this=<optimized out>) at thread/qthread.cpp:531
#7  0x00007ffae3242015 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5
#8  0x00007ffae1ebbc72 in QThreadPrivate::start (arg=0x7ffae34b9d80) at thread/qthread_unix.cpp:361
#9  0x00007ffade5456db in start_thread (arg=0x7ffac5bc6700) at pthread_create.c:463
#10 0x00007ffae17bb88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 2 (Thread 0x7ffad194e700 (LWP 9299)):
#0  0x00007ffae17aebf9 in __GI___poll (fds=0x7ffad194db68, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007ffadb398747 in ?? () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#2  0x00007ffadb39a36a in xcb_wait_for_event () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#3  0x00007ffad452e578 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#4  0x00007ffae1ebbc72 in QThreadPrivate::start (arg=0x5578c21b5010) at thread/qthread_unix.cpp:361
#5  0x00007ffade5456db in start_thread (arg=0x7ffad194e700) at pthread_create.c:463
#6  0x00007ffae17bb88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 1 (Thread 0x7ffae6b75e00 (LWP 9298)):
[KCrash Handler]
#6  0x0000000000000000 in ?? ()
#7  0x00007ffae2ccef29 in QV4::Object::get (receiver=0x7ffc993cb5d8, hasProperty=0x0, name=0x7ffc993cb5e0, this=0x7ffc993cb5d8) at jsruntime/qv4object_p.h:308
#8  QV4::Lookup::getter0Inlinegetter0Inline (l=<optimized out>, engine=<optimized out>, object=...) at jsruntime/qv4lookup.cpp:247
#9  0x00007ffae2d69989 in QV4::Moth::VME::interpret (frame=0x7ffc993cb7b0, engine=0x5578c2373e40, code=0x7ffab002acdc "\030\006\002") at jsruntime/qv4vme_moth.cpp:615
#10 0x00007ffae2d6e406 in QV4::Moth::VME::exec (frame=frame@entry=0x7ffc993cb7b0, engine=engine@entry=0x5578c2373e40) at jsruntime/qv4vme_moth.cpp:441
#11 0x00007ffae2cfd52b in QV4::Function::call (this=this@entry=0x5578c5797670, thisObject=thisObject@entry=0x7ffabfbc19a8, argv=argv@entry=0x7ffabfbc19c0, argc=<optimized out>, context=<optimized out>) at jsruntime/qv4function.cpp:68
#12 0x00007ffae2e705f7 in QQmlJavaScriptExpression::evaluate (this=this@entry=0x5578c641ca60, callData=callData@entry=0x7ffabfbc1990, isUndefined=isUndefined@entry=0x7ffc993cb9bf) at qml/qqmljavascriptexpression.cpp:211
#13 0x00007ffae2e7641e in QQmlBinding::evaluate (this=this@entry=0x5578c641ca60, isUndefined=isUndefined@entry=0x7ffc993cb9bf) at qml/qqmlbinding.cpp:209
#14 0x00007ffae2e7b0d2 in QQmlNonbindingBinding::doUpdate (this=0x5578c641ca60, watcher=..., flags=..., scope=...) at qml/qqmlbinding.cpp:245
#15 0x00007ffae2e776f3 in QQmlBinding::update (this=0x5578c641ca60, flags=...) at qml/qqmlbinding.cpp:185
#16 0x00007ffae2e85f00 in QQmlObjectCreator::finalize (this=0x5578c5e42470, interrupt=...) at qml/qqmlobjectcreator.cpp:1346
#17 0x00007ffae2e10032 in QQmlIncubatorPrivate::incubate (this=0x5578c5a69df0, i=...) at qml/qqmlincubator.cpp:345
#18 0x00007ffae2e105cc in QQmlEnginePrivate::incubate (this=<optimized out>, i=..., forContext=<optimized out>) at qml/qqmlincubator.cpp:89
#19 0x00007ffae2eeb37e in QQmlDelegateModelPrivate::object (this=this@entry=0x5578c61034d0, group=QQmlListCompositor::Default, index=index@entry=0, incubationMode=incubationMode@entry=QQmlIncubator::AsynchronousIfNested) at types/qqmldelegatemodel.cpp:1073
#20 0x00007ffae2eeb481 in QQmlDelegateModel::object (this=<optimized out>, index=0, incubationMode=QQmlIncubator::AsynchronousIfNested) at types/qqmldelegatemodel.cpp:1114
#21 0x00007ffae56bf3eb in QQuickRepeaterPrivate::requestItems (this=0x5578c6129e90) at items/qquickrepeater.cpp:407
#22 0x00007ffae56bf7ec in QQuickRepeater::regenerate (this=this@entry=0x5578c6129dd0) at items/qquickrepeater.cpp:401
#23 0x00007ffae56c1a70 in QQuickRepeater::componentComplete (this=0x5578c6129dd0) at items/qquickrepeater.cpp:351
#24 0x00007ffae2e86043 in QQmlObjectCreator::finalize (this=0x7ffa5d680230, interrupt=...) at qml/qqmlobjectcreator.cpp:1365
#25 0x00007ffae2e0aa11 in QQmlComponentPrivate::complete (enginePriv=0x5578c2347ec0, state=0x5578c59d7fa0) at qml/qqmlcomponent.cpp:923
#26 0x00007ffae2e0ab22 in QQmlComponentPrivate::completeCreate (this=0x5578c59d7f00) at qml/qqmlcomponent.cpp:959
#27 0x00007ffae2e0bd14 in QQmlComponent::createObject (this=<optimized out>, args=0x7ffc993cc290) at qml/qqmlcomponent.cpp:1311
#28 0x00007ffae2e0dfe4 in QQmlComponent::qt_static_metacall (_o=_o@entry=0x5578c575b450, _c=_c@entry=QMetaObject::InvokeMetaMethod, _id=_id@entry=6, _a=_a@entry=0x7ffc993cc2b0) at .moc/moc_qqmlcomponent.cpp:149
#29 0x00007ffae2e0e395 in QQmlComponent::qt_metacall (this=0x5578c575b450, _c=QMetaObject::InvokeMetaMethod, _id=6, _a=0x7ffc993cc2b0) at .moc/moc_qqmlcomponent.cpp:217
#30 0x00007ffae2e46b09 in QQmlObjectOrGadget::metacall (this=this@entry=0x7ffc993cc1e0, type=type@entry=QMetaObject::InvokeMetaMethod, index=<optimized out>, argv=argv@entry=0x7ffc993cc2b0) at qml/qqmlpropertycache.cpp:1770
#31 0x00007ffae2d50c78 in QV4::QObjectMethod::callInternal (this=<optimized out>, thisObject=0x7ffabfbc18a8, argv=<optimized out>, argc=<optimized out>) at jsruntime/qv4qobjectwrapper.cpp:2113
#32 0x00007ffae2dd1c76 in QV4::FunctionObject::call (argc=2, argv=0x7ffabfbc18c8, thisObject=0x7ffabfbc18a8, this=0x7ffc993cc348) at jsruntime/qv4functionobject_p.h:202
#33 QV4::Runtime::method_callPropertyLookup (engine=0x5578c2373e40, base=0x7ffabfbc18a8, index=<optimized out>, argv=0x7ffabfbc18c8, argc=2) at jsruntime/qv4runtime.cpp:1425
#34 0x00007ffaa8c254bf in ?? ()
#35 0x0000000000000000 in ?? ()

The reporter indicates this bug may be a duplicate of or related to bug 409555.

Possible duplicates by query: bug 409555.

Reported using DrKonqi