Bug 443923

Application: plasmashell (5.23.0)

Qt Version: 5.15.3
Frameworks Version: 5.87.0
Operating System: Linux 5.11.0-37-generic x86_64
Windowing System: X11
Distribution: KDE neon User - Plasma 25th Anniversary Edition
DrKonqi: 5.23.0 [KCrashBackend]

-- Information about the crash:
- What I was doing when the application crashed: I was playing minecraft.sometimes crashes.may be old computer core 2 duo or low ram 4gb.

The crash can be reproduced sometimes.

-- Backtrace:
Application: Plasma (plasmashell), signal: Segmentation fault

[New LWP 1189]
[New LWP 1266]
[New LWP 1267]
[New LWP 1268]
[New LWP 1269]
[New LWP 1312]
[New LWP 1313]
[New LWP 1315]
[New LWP 1378]
[New LWP 5084]
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
0x00007fa5e7d27aff in __GI___poll (fds=0x7ffdd4a30a78, nfds=1, timeout=1000) at ../sysdeps/unix/sysv/linux/poll.c:29
__preamble__
[Current thread is 1 (Thread 0x7fa5e3e7c9c0 (LWP 1138))]

Thread 11 (Thread 0x7fa5a4d33700 (LWP 5084)):
#0  __GI___libc_read (nbytes=10, buf=0x7fa5a4d32a1e, fd=27) at ../sysdeps/unix/sysv/linux/read.c:26
#1  __GI___libc_read (fd=27, buf=0x7fa5a4d32a1e, nbytes=10) at ../sysdeps/unix/sysv/linux/read.c:24
#2  0x00007fa5a6e95975 in pa_read () from /usr/lib/x86_64-linux-gnu/pulseaudio/libpulsecommon-13.99.so
#3  0x00007fa5a6f19416 in pa_mainloop_prepare () from /lib/x86_64-linux-gnu/libpulse.so.0
#4  0x00007fa5a6f19eb4 in pa_mainloop_iterate () from /lib/x86_64-linux-gnu/libpulse.so.0
#5  0x00007fa5a6f19f70 in pa_mainloop_run () from /lib/x86_64-linux-gnu/libpulse.so.0
#6  0x00007fa5a6f2811d in ?? () from /lib/x86_64-linux-gnu/libpulse.so.0
#7  0x00007fa5a6ec472c in ?? () from /usr/lib/x86_64-linux-gnu/pulseaudio/libpulsecommon-13.99.so
#8  0x00007fa5e7005609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#9  0x00007fa5e7d34293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 10 (Thread 0x7fa5a642e700 (LWP 1378)):
#0  __GI___poll (fds=0x7fa598006120, nfds=1, timeout=3216553) at ../sysdeps/unix/sysv/linux/poll.c:27
#1  0x00007fa5e65d336e in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fa5e65d34a3 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fa5e82f75eb in QEventDispatcherGlib::processEvents (this=0x7fa598000b60, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007fa5e829b87b in QEventLoop::exec (this=this@entry=0x7fa5a642dba0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:141
#5  0x00007fa5e80b5292 in QThread::exec (this=<optimized out>) at ../../include/QtCore/../../src/corelib/global/qflags.h:121
#6  0x00007fa5a650e07c in KCupsConnection::run() () from /lib/x86_64-linux-gnu/libkcupslib.so
#7  0x00007fa5e80b642c in QThreadPrivate::start (arg=0x55d9af2f38d0) at thread/qthread_unix.cpp:329
#8  0x00007fa5e7005609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#9  0x00007fa5e7d34293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 9 (Thread 0x7fa5c770b700 (LWP 1315)):
#0  0x00007fa5e700dc5b in __GI___pthread_getspecific (key=4) at pthread_getspecific.c:31
#1  0x00007fa5e65fd044 in g_thread_self () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fa5e65d23e0 in g_main_context_acquire () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fa5e65d3225 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fa5e65d34a3 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fa5e82f75eb in QEventDispatcherGlib::processEvents (this=0x7fa5a800ad70, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#6  0x00007fa5e829b87b in QEventLoop::exec (this=this@entry=0x7fa5c770aba0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:141
#7  0x00007fa5e80b5292 in QThread::exec (this=this@entry=0x55d9ae763c90) at ../../include/QtCore/../../src/corelib/global/qflags.h:121
#8  0x00007fa5e9c603ba in QQuickPixmapReader::run (this=0x55d9ae763c90) at util/qquickpixmapcache.cpp:1024
#9  0x00007fa5e80b642c in QThreadPrivate::start (arg=0x55d9ae763c90) at thread/qthread_unix.cpp:329
#10 0x00007fa5e7005609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#11 0x00007fa5e7d34293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 8 (Thread 0x7fa5c7fff700 (LWP 1313)):
#0  __GI___libc_read (nbytes=16, buf=0x7fa5c7ffe9d0, fd=18) at ../sysdeps/unix/sysv/linux/read.c:26
#1  __GI___libc_read (fd=18, buf=0x7fa5c7ffe9d0, nbytes=16) at ../sysdeps/unix/sysv/linux/read.c:24
#2  0x00007fa5e661bb2f in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fa5e65d2ebe in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fa5e65d3312 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fa5e65d34a3 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007fa5e82f75eb in QEventDispatcherGlib::processEvents (this=0x7fa5b4000b60, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#7  0x00007fa5e829b87b in QEventLoop::exec (this=this@entry=0x7fa5c7ffebe0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:141
#8  0x00007fa5e80b5292 in QThread::exec (this=<optimized out>) at ../../include/QtCore/../../src/corelib/global/qflags.h:121
#9  0x00007fa5e80b642c in QThreadPrivate::start (arg=0x55d9ae026190) at thread/qthread_unix.cpp:329
#10 0x00007fa5e7005609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#11 0x00007fa5e7d34293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 7 (Thread 0x7fa5d8cd9700 (LWP 1312)):
#0  0x00007fa5e82f7935 in idleTimerSourcePrepare (source=0x7fa5b00049a0, timeout=0x7fa5d8cd89f4) at kernel/qeventdispatcher_glib.cpp:203
#1  0x00007fa5e65d28ef in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fa5e65d329b in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fa5e65d34a3 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fa5e82f75eb in QEventDispatcherGlib::processEvents (this=0x7fa5b0000b60, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#5  0x00007fa5e829b87b in QEventLoop::exec (this=this@entry=0x7fa5d8cd8bc0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:141
#6  0x00007fa5e80b5292 in QThread::exec (this=this@entry=0x55d9adb4c0b0) at ../../include/QtCore/../../src/corelib/global/qflags.h:121
#7  0x00007fa5e98c6549 in QQmlThreadPrivate::run (this=0x55d9adb4c0b0) at qml/ftw/qqmlthread.cpp:155
#8  0x00007fa5e80b642c in QThreadPrivate::start (arg=0x55d9adb4c0b0) at thread/qthread_unix.cpp:329
#9  0x00007fa5e7005609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#10 0x00007fa5e7d34293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 6 (Thread 0x7fa5d9eea700 (LWP 1269)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55d9ad8fa6d8) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55d9ad8fa688, cond=0x55d9ad8fa6b0) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x55d9ad8fa6b0, mutex=0x55d9ad8fa688) at pthread_cond_wait.c:638
#3  0x00007fa5da833e7b in ?? () from /usr/lib/x86_64-linux-gnu/dri/nouveau_dri.so
#4  0x00007fa5da833a7b in ?? () from /usr/lib/x86_64-linux-gnu/dri/nouveau_dri.so
#5  0x00007fa5e7005609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007fa5e7d34293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 5 (Thread 0x7fa5da6eb700 (LWP 1268)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55d9ad8fa6d8) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55d9ad8fa688, cond=0x55d9ad8fa6b0) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x55d9ad8fa6b0, mutex=0x55d9ad8fa688) at pthread_cond_wait.c:638
#3  0x00007fa5da833e7b in ?? () from /usr/lib/x86_64-linux-gnu/dri/nouveau_dri.so
#4  0x00007fa5da833a7b in ?? () from /usr/lib/x86_64-linux-gnu/dri/nouveau_dri.so
#5  0x00007fa5e7005609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007fa5e7d34293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 4 (Thread 0x7fa5e0e47700 (LWP 1267)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55d9ad8fa6d8) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55d9ad8fa688, cond=0x55d9ad8fa6b0) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x55d9ad8fa6b0, mutex=0x55d9ad8fa688) at pthread_cond_wait.c:638
#3  0x00007fa5da833e7b in ?? () from /usr/lib/x86_64-linux-gnu/dri/nouveau_dri.so
#4  0x00007fa5da833a7b in ?? () from /usr/lib/x86_64-linux-gnu/dri/nouveau_dri.so
#5  0x00007fa5e7005609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007fa5e7d34293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 3 (Thread 0x7fa5e1648700 (LWP 1266)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55d9ad8fa6d8) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55d9ad8fa688, cond=0x55d9ad8fa6b0) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x55d9ad8fa6b0, mutex=0x55d9ad8fa688) at pthread_cond_wait.c:638
#3  0x00007fa5da833e7b in ?? () from /usr/lib/x86_64-linux-gnu/dri/nouveau_dri.so
#4  0x00007fa5da833a7b in ?? () from /usr/lib/x86_64-linux-gnu/dri/nouveau_dri.so
#5  0x00007fa5e7005609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007fa5e7d34293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 2 (Thread 0x7fa5e23e0700 (LWP 1189)):
#0  0x00007fa5e7d27aff in __GI___poll (fds=0x7fa5d4015670, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fa5e65d336e in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fa5e65d34a3 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fa5e82f75eb in QEventDispatcherGlib::processEvents (this=0x7fa5d4000b60, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007fa5e829b87b in QEventLoop::exec (this=this@entry=0x7fa5e23dfbb0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:141
#5  0x00007fa5e80b5292 in QThread::exec (this=<optimized out>) at ../../include/QtCore/../../src/corelib/global/qflags.h:121
#6  0x00007fa5e8c28f4b in ?? () from /lib/x86_64-linux-gnu/libQt5DBus.so.5
#7  0x00007fa5e80b642c in QThreadPrivate::start (arg=0x7fa5e8cacd80) at thread/qthread_unix.cpp:329
#8  0x00007fa5e7005609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#9  0x00007fa5e7d34293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 1 (Thread 0x7fa5e3e7c9c0 (LWP 1138)):
[KCrash Handler]
#4  QString::QString (other=<error reading variable: Cannot access memory at address 0x10>, this=0x7ffdd4a31600) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qstring.h:1093
#5  KSycocaEntry::entryPath (this=0x0) at ./src/sycoca/ksycocaentry.cpp:46
#6  0x00007fa5c68f6318 in Kicker::resolvedServiceEntryPath (service=...) at ./applets/kicker/plugin/actionlist.cpp:461
#7  0x00007fa5c68fe2bd in AppEntry::url (this=<optimized out>) at ./applets/kicker/plugin/appentry.cpp:132
#8  0x00007fa5c6911e74 in KAStatsFavoritesModel::Private::data (this=this@entry=0x55d9afdb3b00, item=..., role=role@entry=266) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qvariant.h:397
#9  0x00007fa5c691b029 in PlaceholderModel::data (this=<optimized out>, index=..., role=266) at /usr/include/c++/9/bits/atomic_base.h:413
#10 0x00007fa5e71b1d5b in QModelIndex::data (arole=266, this=0x7ffdd4a31710) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qabstractitemmodel.h:460
#11 QQmlDMAbstractItemModelData::value (role=266, this=0x55d9b188fd70) at qqmladaptormodel.cpp:414
#12 QQmlDMCachedModelData::metaCall (this=0x55d9b188fd70, call=<optimized out>, id=<optimized out>, arguments=0x7ffdd4a317d0) at qqmladaptormodel.cpp:282
#13 0x00007fa5e82a97a3 in QMetaProperty::read(QObject const*) const () at kernel/qmetaobject.cpp:3169
#14 0x00007fa5e71c263c in QQDMIncubationTask::initializeRequiredProperties (this=<optimized out>, modelItemToIncubate=<optimized out>, object=0x55d9b2abdd20) at qqmldelegatemodel.cpp:1035
#15 0x00007fa5e71c2a56 in QQmlDelegateModelPrivate::setInitialState (this=0x55d9b29e4000, incubationTask=0x55d9b0692730, o=0x55d9b2abdd20) at qqmldelegatemodel.cpp:1216
#16 0x00007fa5e9817127 in QQmlIncubatorPrivate::incubate (this=0x55d9afe07510, i=...) at /usr/include/c++/9/bits/atomic_base.h:413
#17 0x00007fa5e9817376 in QQmlEnginePrivate::incubate (this=0x55d9ad961a80, i=..., forContext=<optimized out>) at qml/qqmlincubator.cpp:89
#18 0x00007fa5e71c63d5 in QQmlDelegateModelPrivate::object (this=0x55d9b29e4000, group=QQmlListCompositor::Default, index=0, incubationMode=<optimized out>) at /usr/include/c++/9/bits/atomic_base.h:413
#19 0x00007fa5e71c66d8 in QQmlDelegateModel::object (this=<optimized out>, index=0, incubationMode=QQmlIncubator::AsynchronousIfNested) at qqmldelegatemodel.cpp:1352
#20 0x00007fa5e9e2f536 in QQuickItemViewPrivate::createItem (this=0x55d9aec81180, modelIndex=0, incubationMode=QQmlIncubator::AsynchronousIfNested) at /usr/include/c++/9/bits/atomic_base.h:413
#21 0x00007fa5e9e22f7d in QQuickGridViewPrivate::addVisibleItems(double, double, double, double, bool) () at items/qquickgridview.cpp:520
#22 0x00007fa5e9e30bb0 in QQuickItemViewPrivate::refill (this=0x55d9aec81180, from=-0, to=416) at items/qquickitemview.cpp:1801
#23 0x00007fa5e9e36120 in QQuickItemView::componentComplete (this=0x55d9b07d4900) at items/qquickitemview.cpp:1496
#24 0x00007fa5e9893692 in QQmlObjectCreator::finalize (this=0x55d9ad9c6d20, interrupt=...) at qml/qqmlobjectcreator.cpp:1414
#25 0x00007fa5e9816e05 in QQmlIncubatorPrivate::incubate (this=0x7fa5d4047740, i=...) at qml/qqmlincubator.cpp:364
#26 0x00007fa5e9817376 in QQmlEnginePrivate::incubate (this=0x55d9ad961a80, i=..., forContext=<optimized out>) at qml/qqmlincubator.cpp:89
#27 0x00007fa5e9810afe in QQmlComponent::create(QQmlIncubator&, QQmlContext*, QQmlContext*) () at qml/qqmlcomponent.cpp:1178
#28 0x00007fa5e26008ec in QQuickStackElement::load (this=0x55d9afff2600, parent=0x55d9afbd3790) at qquickstackelement.cpp:173
#29 0x00007fa5e260688f in QQuickStackViewPrivate::pushElements (this=this@entry=0x55d9afbd0e80, elems=...) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qvector.h:88
#30 0x00007fa5e2606a49 in QQuickStackViewPrivate::replaceElements (this=this@entry=0x55d9afbd0e80, target=target@entry=0x0, elems=...) at qquickstackview_p.cpp:217
#31 0x00007fa5e26042ce in QQuickStackView::replace (this=0x55d9afbd3790, args=0x7ffdd4a32720) at qquickstackview.cpp:875
#32 0x00007fa5e262e279 in QQuickStackView::qt_static_metacall (_o=_o@entry=0x55d9afbd3790, _c=_c@entry=QMetaObject::InvokeMetaMethod, _id=_id@entry=18, _a=_a@entry=0x7ffdd4a32740) at .moc/moc_qquickstackview_p.cpp:284
#33 0x00007fa5e262e743 in QQuickStackView::qt_metacall (this=0x55d9afbd3790, _c=QMetaObject::InvokeMetaMethod, _id=18, _a=0x7ffdd4a32740) at .moc/moc_qquickstackview_p.cpp:455
#34 0x00007fa5e97f5dd2 in QQmlVMEMetaObject::metaCall (this=0x55d9afbd1120, o=<optimized out>, c=QMetaObject::InvokeMetaMethod, _id=96, a=0x7ffdd4a32740) at qml/qqmlvmemetaobject.cpp:1045
#35 0x00007fa5e97f5d94 in QQmlVMEMetaObject::metaCall (this=0x55d9afbd22e0, o=<optimized out>, c=QMetaObject::InvokeMetaMethod, _id=96, a=0x7ffdd4a32740) at ../../include/QtQml/5.15.3/QtQml/private/../../../../../src/qml/qml/ftw/qflagpointer_p.h:351
#36 0x00007fa5e9859bf5 in QQmlObjectOrGadget::metacall (this=0x7ffdd4a32670, type=QMetaObject::InvokeMetaMethod, index=<optimized out>, argv=<optimized out>) at ../../include/QtQml/5.15.3/QtQml/private/../../../../../src/qml/qml/ftw/qflagpointer_p.h:351
#37 0x00007fa5e97259f5 in QV4::QObjectMethod::callInternal(QV4::Value const*, QV4::Value const*, int) const () at ../../include/QtQml/5.15.3/QtQml/private/../../../../../src/qml/qml/qqmlpropertydata_p.h:285
#38 0x00007fa5e975591b in QV4::Runtime::CallPropertyLookup::call(QV4::ExecutionEngine*, QV4::Value const&, unsigned int, QV4::Value*, int) () at jsruntime/qv4functionobject_p.h:172
#39 0x00007fa5a542c6ca in ?? ()
#40 0x0000000000000000 in ?? ()
[Inferior 1 (process 1138) detached]

Possible duplicates by query: bug 443059, bug 442244, bug 439721, bug 432867, bug 431334.

Reported using DrKonqi