Application: plasmashell (5.18.5)

Qt Version: 5.14.2
Frameworks Version: 5.70.0
Operating System: Linux 5.3.0-51-generic x86_64
Windowing system: Wayland
Distribution: KDE neon User Edition 5.18

-- Information about the crash:
- What I was doing when the application crashed:
Plasma crashed when i take a icon on a other place on desktop.
Backround black, no shortcuts, no taskbar.

The crash can be reproduced every time.

-- Backtrace:
Application: Plasma (plasmashell), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f27f33131c0 (LWP 1856))]

Thread 11 (Thread 0x7f2793348700 (LWP 2195)):
#0  0x00007f27e9a519f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55f0ad9341b0) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x55f0ad934160, cond=0x55f0ad934188) at pthread_cond_wait.c:502
#2  __pthread_cond_wait (cond=0x55f0ad934188, mutex=0x55f0ad934160) at pthread_cond_wait.c:655
#3  0x00007f27ecdcf1db in QWaitConditionPrivate::wait (deadline=..., this=0x55f0ad934160) at thread/qwaitcondition_unix.cpp:146
#4  QWaitCondition::wait (this=<optimized out>, mutex=0x7f27d06948f0, deadline=...) at thread/qwaitcondition_unix.cpp:225
#5  0x00007f27ecdcf359 in QWaitCondition::wait (this=this@entry=0x7f27d06948f8, mutex=mutex@entry=0x7f27d06948f0, time=time@entry=18446744073709551615) at thread/qwaitcondition_unix.cpp:208
#6  0x00007f27f0ed2233 in QSGRenderThreadEventQueue::takeEvent (wait=true, this=0x7f27d06948e8) at scenegraph/qsgthreadedrenderloop.cpp:255
#7  QSGRenderThread::processEventsAndWaitForMore (this=this@entry=0x7f27d0694850) at scenegraph/qsgthreadedrenderloop.cpp:905
#8  0x00007f27f0ed2691 in QSGRenderThread::run (this=0x7f27d0694850) at scenegraph/qsgthreadedrenderloop.cpp:1000
#9  0x00007f27ecdc8c2c in QThreadPrivate::start (arg=0x7f27d0694850) at thread/qthread_unix.cpp:342
#10 0x00007f27e9a4b6db in start_thread (arg=0x7f2793348700) at pthread_create.c:463
#11 0x00007f27ec6bd88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 10 (Thread 0x7f2793b49700 (LWP 2191)):
#0  0x00007f27e9a519f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55f0a6a2a6c4) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x55f0a6a2a670, cond=0x55f0a6a2a698) at pthread_cond_wait.c:502
#2  __pthread_cond_wait (cond=0x55f0a6a2a698, mutex=0x55f0a6a2a670) at pthread_cond_wait.c:655
#3  0x00007f27ecdcf1db in QWaitConditionPrivate::wait (deadline=..., this=0x55f0a6a2a670) at thread/qwaitcondition_unix.cpp:146
#4  QWaitCondition::wait (this=<optimized out>, mutex=0x55f0a77dbe50, deadline=...) at thread/qwaitcondition_unix.cpp:225
#5  0x00007f27ecdcf359 in QWaitCondition::wait (this=this@entry=0x55f0a77dbe58, mutex=mutex@entry=0x55f0a77dbe50, time=time@entry=18446744073709551615) at thread/qwaitcondition_unix.cpp:208
#6  0x00007f27f0ed2233 in QSGRenderThreadEventQueue::takeEvent (wait=true, this=0x55f0a77dbe48) at scenegraph/qsgthreadedrenderloop.cpp:255
#7  QSGRenderThread::processEventsAndWaitForMore (this=this@entry=0x55f0a77dbdb0) at scenegraph/qsgthreadedrenderloop.cpp:905
#8  0x00007f27f0ed2691 in QSGRenderThread::run (this=0x55f0a77dbdb0) at scenegraph/qsgthreadedrenderloop.cpp:1000
#9  0x00007f27ecdc8c2c in QThreadPrivate::start (arg=0x55f0a77dbdb0) at thread/qthread_unix.cpp:342
#10 0x00007f27e9a4b6db in start_thread (arg=0x7f2793b49700) at pthread_create.c:463
#11 0x00007f27ec6bd88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 9 (Thread 0x7f279a0a3700 (LWP 2188)):
#0  0x00007f27ec6b0bf9 in __GI___poll (fds=0x7f278c002de0, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f27e65355c9 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f27e65356dc in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f27ed0177cb in QEventDispatcherGlib::processEvents (this=0x7f278c000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007f27ecfb6d2a in QEventLoop::exec (this=this@entry=0x7f279a0a2da0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:225
#5  0x00007f27ecdc7757 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:536
#6  0x00007f27ecdc8c2c in QThreadPrivate::start (arg=0x55f0a7e9d0f0) at thread/qthread_unix.cpp:342
#7  0x00007f27e9a4b6db in start_thread (arg=0x7f279a0a3700) at pthread_create.c:463
#8  0x00007f27ec6bd88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 8 (Thread 0x7f279b362700 (LWP 2187)):
#0  0x00007f27ec6ac0b4 in __GI___libc_read (fd=34, buf=0x7f279b361b90, nbytes=16) at ../sysdeps/unix/sysv/linux/read.c:27
#1  0x00007f27e657a2b0 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f27e65350b7 in g_main_context_check () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f27e6535570 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f27e65356dc in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f27ed0177cb in QEventDispatcherGlib::processEvents (this=0x7f2794000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#6  0x00007f27ecfb6d2a in QEventLoop::exec (this=this@entry=0x7f279b361da0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:225
#7  0x00007f27ecdc7757 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:536
#8  0x00007f27ecdc8c2c in QThreadPrivate::start (arg=0x55f0a81e2b10) at thread/qthread_unix.cpp:342
#9  0x00007f27e9a4b6db in start_thread (arg=0x7f279b362700) at pthread_create.c:463
#10 0x00007f27ec6bd88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 7 (Thread 0x7f27a144a700 (LWP 2186)):
#0  0x00007f27ec6b0bf9 in __GI___poll (fds=0x7f279c002de0, nfds=1, timeout=3466038) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f27e65355c9 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f27e65356dc in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f27ed0177cb in QEventDispatcherGlib::processEvents (this=0x7f279c000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007f27ecfb6d2a in QEventLoop::exec (this=this@entry=0x7f27a1449d60, flags=..., flags@entry=...) at kernel/qeventloop.cpp:225
#5  0x00007f27ecdc7757 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:536
#6  0x00007f27a3da9467 in KCupsConnection::run() () from /usr/lib/x86_64-linux-gnu/libkcupslib.so
#7  0x00007f27ecdc8c2c in QThreadPrivate::start (arg=0x55f0a80d7b80) at thread/qthread_unix.cpp:342
#8  0x00007f27e9a4b6db in start_thread (arg=0x7f27a144a700) at pthread_create.c:463
#9  0x00007f27ec6bd88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 6 (Thread 0x7f27b7fff700 (LWP 2114)):
#0  0x00007f27e9a519f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55f0a6da66d0) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x55f0a6da6680, cond=0x55f0a6da66a8) at pthread_cond_wait.c:502
#2  __pthread_cond_wait (cond=0x55f0a6da66a8, mutex=0x55f0a6da6680) at pthread_cond_wait.c:655
#3  0x00007f27ecdcf1db in QWaitConditionPrivate::wait (deadline=..., this=0x55f0a6da6680) at thread/qwaitcondition_unix.cpp:146
#4  QWaitCondition::wait (this=<optimized out>, mutex=0x55f0a6d9f420, deadline=...) at thread/qwaitcondition_unix.cpp:225
#5  0x00007f27ecdcf359 in QWaitCondition::wait (this=this@entry=0x55f0a6d9f428, mutex=mutex@entry=0x55f0a6d9f420, time=time@entry=18446744073709551615) at thread/qwaitcondition_unix.cpp:208
#6  0x00007f27f0ed2233 in QSGRenderThreadEventQueue::takeEvent (wait=true, this=0x55f0a6d9f418) at scenegraph/qsgthreadedrenderloop.cpp:255
#7  QSGRenderThread::processEventsAndWaitForMore (this=this@entry=0x55f0a6d9f380) at scenegraph/qsgthreadedrenderloop.cpp:905
#8  0x00007f27f0ed2691 in QSGRenderThread::run (this=0x55f0a6d9f380) at scenegraph/qsgthreadedrenderloop.cpp:1000
#9  0x00007f27ecdc8c2c in QThreadPrivate::start (arg=0x55f0a6d9f380) at thread/qthread_unix.cpp:342
#10 0x00007f27e9a4b6db in start_thread (arg=0x7f27b7fff700) at pthread_create.c:463
#11 0x00007f27ec6bd88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 5 (Thread 0x7f27bfcc6700 (LWP 2110)):
#0  0x00007f27ec6ac0b4 in __GI___libc_read (fd=15, buf=0x7f27bfcc5b20, nbytes=16) at ../sysdeps/unix/sysv/linux/read.c:27
#1  0x00007f27e657a2b0 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f27e65350b7 in g_main_context_check () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f27e6535570 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f27e65356dc in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f27ed0177cb in QEventDispatcherGlib::processEvents (this=0x7f27b8000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#6  0x00007f27ecfb6d2a in QEventLoop::exec (this=this@entry=0x7f27bfcc5d30, flags=..., flags@entry=...) at kernel/qeventloop.cpp:225
#7  0x00007f27ecdc7757 in QThread::exec (this=this@entry=0x55f0a6d9f8a0) at thread/qthread.cpp:536
#8  0x00007f27f0e14b06 in QQuickPixmapReader::run (this=0x55f0a6d9f8a0) at util/qquickpixmapcache.cpp:987
#9  0x00007f27ecdc8c2c in QThreadPrivate::start (arg=0x55f0a6d9f8a0) at thread/qthread_unix.cpp:342
#10 0x00007f27e9a4b6db in start_thread (arg=0x7f27bfcc6700) at pthread_create.c:463
#11 0x00007f27ec6bd88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 4 (Thread 0x7f27ce0e1700 (LWP 2070)):
#0  0x00007f27e9a519f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55f0a67d73c8) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x55f0a67d7378, cond=0x55f0a67d73a0) at pthread_cond_wait.c:502
#2  __pthread_cond_wait (cond=0x55f0a67d73a0, mutex=0x55f0a67d7378) at pthread_cond_wait.c:655
#3  0x00007f27cf63decb in ?? () from /usr/lib/x86_64-linux-gnu/dri/i965_dri.so
#4  0x00007f27cf63dac7 in ?? () from /usr/lib/x86_64-linux-gnu/dri/i965_dri.so
#5  0x00007f27e9a4b6db in start_thread (arg=0x7f27ce0e1700) at pthread_create.c:463
#6  0x00007f27ec6bd88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 3 (Thread 0x7f27d7fff700 (LWP 2037)):
#0  0x00007f27ec6b0bf9 in __GI___poll (fds=0x7f27d0002de0, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f27e65355c9 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f27e65356dc in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f27ed0177cb in QEventDispatcherGlib::processEvents (this=0x7f27d0000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007f27ecfb6d2a in QEventLoop::exec (this=this@entry=0x7f27d7ffed80, flags=..., flags@entry=...) at kernel/qeventloop.cpp:225
#5  0x00007f27ecdc7757 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:536
#6  0x00007f27f097efc5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007f27ecdc8c2c in QThreadPrivate::start (arg=0x55f0a6622210) at thread/qthread_unix.cpp:342
#8  0x00007f27e9a4b6db in start_thread (arg=0x7f27d7fff700) at pthread_create.c:463
#9  0x00007f27ec6bd88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 2 (Thread 0x7f27de305700 (LWP 1879)):
#0  0x00007f27ecdc7ec3 in QThreadData::current (createIfNecessary=createIfNecessary@entry=true) at thread/qthread_unix.cpp:239
#1  0x00007f27ed0176aa in postEventSourcePrepare (s=0x7f27d8004fc0, timeout=0x7f27de304ba4) at kernel/qeventdispatcher_glib.cpp:253
#2  0x00007f27e6534b28 in g_main_context_prepare () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f27e65354fb in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f27e65356dc in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f27ed0177cb in QEventDispatcherGlib::processEvents (this=0x7f27d8000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#6  0x00007f27ecfb6d2a in QEventLoop::exec (this=this@entry=0x7f27de304d70, flags=..., flags@entry=...) at kernel/qeventloop.cpp:225
#7  0x00007f27ecdc7757 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:536
#8  0x00007f27eecc5555 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5
#9  0x00007f27ecdc8c2c in QThreadPrivate::start (arg=0x7f27eef3dda0) at thread/qthread_unix.cpp:342
#10 0x00007f27e9a4b6db in start_thread (arg=0x7f27de305700) at pthread_create.c:463
#11 0x00007f27ec6bd88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 1 (Thread 0x7f27f33131c0 (LWP 1856)):
[KCrash Handler]
#4  0x00007f27f0defe63 in std::__atomic_base<int>::load (__m=std::memory_order_relaxed, this=0x0) at /usr/include/c++/7/bits/atomic_base.h:396
#5  QAtomicOps<int>::loadRelaxed<int> (_q_value=...) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qatomic_cxx11.h:239
#6  QBasicAtomicInteger<int>::loadRelaxed (this=0x0) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qbasicatomic.h:107
#7  QtPrivate::RefCount::deref (this=0x0) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qrefcount.h:66
#8  QList<QObject*>::~QList (this=0x55f0a73c63b8, __in_chrg=<optimized out>) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qlist.h:856
#9  0x00007f27f0f1383c in QQuickItemPrivate::ExtraData::~ExtraData (this=0x55f0a73c6310, __in_chrg=<optimized out>) at ../../include/QtQuick/5.14.2/QtQuick/private/../../../../../src/quick/items/qquickitem_p.h:358
#10 QLazilyAllocated<QQuickItemPrivate::ExtraData>::~QLazilyAllocated (this=0x55f0a7543bf8, __in_chrg=<optimized out>) at ../../include/QtQml/5.14.2/QtQml/private/../../../../../src/qml/qml/ftw/qlazilyallocated_p.h:89
#11 QQuickItemPrivate::~QQuickItemPrivate (this=0x55f0a7543ba0, __in_chrg=<optimized out>) at items/qquickitem.cpp:3272
#12 0x00007f27f0f138a9 in QQuickItemPrivate::~QQuickItemPrivate (this=0x55f0a7543ba0, __in_chrg=<optimized out>) at items/qquickitem.cpp:3276
#13 0x00007f27ecff1316 in QScopedPointerDeleter<QObjectData>::cleanup (pointer=<optimized out>) at ../../include/QtCore/../../src/corelib/tools/qscopedpointer.h:60
#14 QScopedPointer<QObjectData, QScopedPointerDeleter<QObjectData> >::~QScopedPointer (this=0x55f0a7558108, __in_chrg=<optimized out>) at ../../include/QtCore/../../src/corelib/tools/qscopedpointer.h:107
#15 QObject::~QObject (this=<optimized out>, __in_chrg=<optimized out>) at kernel/qobject.cpp:997
#16 0x00007f27f0f1a22d in QQuickItem::~QQuickItem (this=0x55f0a7558100, __in_chrg=<optimized out>) at items/qquickitem.cpp:2383
#17 0x00007f27c1cb2575 in QQmlPrivate::QQmlElement<QGfxSourceProxy>::~QQmlElement (this=0x55f0a7558100, __in_chrg=<optimized out>) at /usr/include/x86_64-linux-gnu/qt5/QtQml/qqmlprivate.h:111
#18 QQmlPrivate::QQmlElement<QGfxSourceProxy>::~QQmlElement (this=0x55f0a7558100, __in_chrg=<optimized out>) at /usr/include/x86_64-linux-gnu/qt5/QtQml/qqmlprivate.h:111
#19 0x00007f27ecfe7ceb in QObjectPrivate::deleteChildren (this=0x55f0a7569730) at kernel/qobject.cpp:2123
#20 0x00007f27ecff12ce in QObject::~QObject (this=<optimized out>, __in_chrg=<optimized out>) at kernel/qobject.cpp:1107
#21 0x00007f27f0f1a22d in QQuickItem::~QQuickItem (this=0x55f0a71a1460, __in_chrg=<optimized out>) at items/qquickitem.cpp:2383
#22 0x00007f27f0f3abb5 in QQmlPrivate::QQmlElement<QQuickItem>::~QQmlElement (this=0x55f0a71a1460, __in_chrg=<optimized out>) at ../../include/QtQml/../../src/qml/qml/qqmlprivate.h:111
#23 QQmlPrivate::QQmlElement<QQuickItem>::~QQmlElement (this=0x55f0a71a1460, __in_chrg=<optimized out>) at ../../include/QtQml/../../src/qml/qml/qqmlprivate.h:111
#24 0x00007f27ecfe7ceb in QObjectPrivate::deleteChildren (this=0x55f0a7543020) at kernel/qobject.cpp:2123
#25 0x00007f27ecff12ce in QObject::~QObject (this=<optimized out>, __in_chrg=<optimized out>) at kernel/qobject.cpp:1107
#26 0x00007f27f0f1a22d in QQuickItem::~QQuickItem (this=0x55f0a7569bb0, __in_chrg=<optimized out>) at items/qquickitem.cpp:2383
#27 0x00007f27f0f3abb5 in QQmlPrivate::QQmlElement<QQuickItem>::~QQmlElement (this=0x55f0a7569bb0, __in_chrg=<optimized out>) at ../../include/QtQml/../../src/qml/qml/qqmlprivate.h:111
#28 QQmlPrivate::QQmlElement<QQuickItem>::~QQmlElement (this=0x55f0a7569bb0, __in_chrg=<optimized out>) at ../../include/QtQml/../../src/qml/qml/qqmlprivate.h:111
#29 0x00007f27ecfe7ceb in QObjectPrivate::deleteChildren (this=0x55f0a75475e0) at kernel/qobject.cpp:2123
#30 0x00007f27ecff12ce in QObject::~QObject (this=<optimized out>, __in_chrg=<optimized out>) at kernel/qobject.cpp:1107
#31 0x00007f27f0f1a22d in QQuickItem::~QQuickItem (this=0x55f0a75695f0, __in_chrg=<optimized out>) at items/qquickitem.cpp:2383
#32 0x00007f27f0f3abb5 in QQmlPrivate::QQmlElement<QQuickItem>::~QQmlElement (this=0x55f0a75695f0, __in_chrg=<optimized out>) at ../../include/QtQml/../../src/qml/qml/qqmlprivate.h:111
#33 QQmlPrivate::QQmlElement<QQuickItem>::~QQmlElement (this=0x55f0a75695f0, __in_chrg=<optimized out>) at ../../include/QtQml/../../src/qml/qml/qqmlprivate.h:111
#34 0x00007f27ecfe7ceb in QObjectPrivate::deleteChildren (this=0x55f0a6d24610) at kernel/qobject.cpp:2123
#35 0x00007f27ecff12ce in QObject::~QObject (this=<optimized out>, __in_chrg=<optimized out>) at kernel/qobject.cpp:1107
#36 0x00007f27f0f1a22d in QQuickItem::~QQuickItem (this=0x55f0a7179a70, __in_chrg=<optimized out>) at items/qquickitem.cpp:2383
#37 0x00007f27f0f3add5 in QQmlPrivate::QQmlElement<QQuickLoader>::~QQmlElement (this=0x55f0a7179a70, __in_chrg=<optimized out>) at ../../include/QtQml/../../src/qml/qml/qqmlprivate.h:111
#38 QQmlPrivate::QQmlElement<QQuickLoader>::~QQmlElement (this=0x55f0a7179a70, __in_chrg=<optimized out>) at ../../include/QtQml/../../src/qml/qml/qqmlprivate.h:111
#39 0x00007f27ecfe7ceb in QObjectPrivate::deleteChildren (this=0x55f0a71334a0) at kernel/qobject.cpp:2123
#40 0x00007f27ecff12ce in QObject::~QObject (this=<optimized out>, __in_chrg=<optimized out>) at kernel/qobject.cpp:1107
#41 0x00007f27f0f1a22d in QQuickItem::~QQuickItem (this=0x55f0a7175b70, __in_chrg=<optimized out>) at items/qquickitem.cpp:2383
#42 0x00007f27f0f3abb5 in QQmlPrivate::QQmlElement<QQuickItem>::~QQmlElement (this=0x55f0a7175b70, __in_chrg=<optimized out>) at ../../include/QtQml/../../src/qml/qml/qqmlprivate.h:111
#43 QQmlPrivate::QQmlElement<QQuickItem>::~QQmlElement (this=0x55f0a7175b70, __in_chrg=<optimized out>) at ../../include/QtQml/../../src/qml/qml/qqmlprivate.h:111
#44 0x00007f27ecfe7ceb in QObjectPrivate::deleteChildren (this=0x55f0a6d569b0) at kernel/qobject.cpp:2123
#45 0x00007f27ecff12ce in QObject::~QObject (this=<optimized out>, __in_chrg=<optimized out>) at kernel/qobject.cpp:1107
#46 0x00007f27f0f1a22d in QQuickItem::~QQuickItem (this=0x55f0a7153850, __in_chrg=<optimized out>) at items/qquickitem.cpp:2383
#47 0x00007f27f0f3add5 in QQmlPrivate::QQmlElement<QQuickLoader>::~QQmlElement (this=0x55f0a7153850, __in_chrg=<optimized out>) at ../../include/QtQml/../../src/qml/qml/qqmlprivate.h:111
#48 QQmlPrivate::QQmlElement<QQuickLoader>::~QQmlElement (this=0x55f0a7153850, __in_chrg=<optimized out>) at ../../include/QtQml/../../src/qml/qml/qqmlprivate.h:111
#49 0x00007f27ecfe7ceb in QObjectPrivate::deleteChildren (this=0x55f0a6c4c080) at kernel/qobject.cpp:2123
#50 0x00007f27ecff12ce in QObject::~QObject (this=<optimized out>, __in_chrg=<optimized out>) at kernel/qobject.cpp:1107
#51 0x00007f27f0f1a22d in QQuickItem::~QQuickItem (this=0x55f0a7153670, __in_chrg=<optimized out>) at items/qquickitem.cpp:2383
#52 0x00007f27f0f3abb5 in QQmlPrivate::QQmlElement<QQuickItem>::~QQmlElement (this=0x55f0a7153670, __in_chrg=<optimized out>) at ../../include/QtQml/../../src/qml/qml/qqmlprivate.h:111
#53 QQmlPrivate::QQmlElement<QQuickItem>::~QQmlElement (this=0x55f0a7153670, __in_chrg=<optimized out>) at ../../include/QtQml/../../src/qml/qml/qqmlprivate.h:111
#54 0x00007f27ecfeb5a5 in QObject::event (this=this@entry=0x55f0a7153670, e=e@entry=0x55f0a7130220) at kernel/qobject.cpp:1326
#55 0x00007f27f0f174db in QQuickItem::event (this=0x55f0a7153670, ev=0x55f0a7130220) at items/qquickitem.cpp:8162
#56 0x00007f27ee2fc9ac in QApplicationPrivate::notify_helper (this=this@entry=0x55f0a63ec630, receiver=receiver@entry=0x55f0a7153670, e=e@entry=0x55f0a7130220) at kernel/qapplication.cpp:3685
#57 0x00007f27ee303bb0 in QApplication::notify (this=0x7fffaab38db0, receiver=0x55f0a7153670, e=0x55f0a7130220) at kernel/qapplication.cpp:3431
#58 0x00007f27ecfb84a8 in QCoreApplication::notifyInternal2 (receiver=0x55f0a7153670, event=0x55f0a7130220) at kernel/qcoreapplication.cpp:1075
#59 0x00007f27ecfb867e in QCoreApplication::sendEvent (receiver=receiver@entry=0x55f0a7153670, event=event@entry=0x55f0a7130220) at kernel/qcoreapplication.cpp:1470
#60 0x00007f27ecfbb121 in QCoreApplicationPrivate::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0, data=0x55f0a63e1b00) at kernel/qcoreapplication.cpp:1815
#61 0x00007f27ecfbb6b8 in QCoreApplication::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0) at kernel/qcoreapplication.cpp:1674
#62 0x00007f27ed018103 in postEventSourceDispatch (s=0x55f0a642c050) at kernel/qeventdispatcher_glib.cpp:277
#63 0x00007f27e6535417 in g_main_context_dispatch () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#64 0x00007f27e6535650 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#65 0x00007f27e65356dc in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#66 0x00007f27ed0177ac in QEventDispatcherGlib::processEvents (this=0x55f0a642bb80, flags=...) at kernel/qeventdispatcher_glib.cpp:423
#67 0x00007f27ecfb6d2a in QEventLoop::exec (this=0x55f0a836c7a0, flags=...) at kernel/qeventloop.cpp:225
#68 0x00007f279a0aafc8 in ?? () from /usr/lib/x86_64-linux-gnu/qt5/plugins/kf5/kscreen/KSC_KWayland.so
#69 0x00007f279a0a9e8b in ?? () from /usr/lib/x86_64-linux-gnu/qt5/plugins/kf5/kscreen/KSC_KWayland.so
#70 0x00007f279a0b93d5 in qt_plugin_instance () from /usr/lib/x86_64-linux-gnu/qt5/plugins/kf5/kscreen/KSC_KWayland.so
#71 0x00007f27ecfad307 in QLibraryPrivate::pluginInstance (this=0x55f0a7a023b0) at plugin/qlibrary.cpp:557
#72 0x00007f27b698f84f in KScreen::BackendManager::loadBackendPlugin(QPluginLoader*, QString const&, QMap<QString, QVariant> const&) () from /usr/lib/x86_64-linux-gnu/libKF5Screen.so.7
#73 0x00007f27b698fee3 in KScreen::BackendManager::loadBackendInProcess(QString const&) () from /usr/lib/x86_64-linux-gnu/libKF5Screen.so.7
#74 0x00007f27b6999bb0 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5Screen.so.7
#75 0x00007f27b699afde in KScreen::GetConfigOperation::start() () from /usr/lib/x86_64-linux-gnu/libKF5Screen.so.7
#76 0x00007f27ecfeb57b in QObject::event (this=0x55f0a7fed380, e=0x55f0a80355b0) at kernel/qobject.cpp:1339
#77 0x00007f27ee2fc9ac in QApplicationPrivate::notify_helper (this=this@entry=0x55f0a63ec630, receiver=receiver@entry=0x55f0a7fed380, e=e@entry=0x55f0a80355b0) at kernel/qapplication.cpp:3685
#78 0x00007f27ee303bb0 in QApplication::notify (this=0x7fffaab38db0, receiver=0x55f0a7fed380, e=0x55f0a80355b0) at kernel/qapplication.cpp:3431
#79 0x00007f27ecfb84a8 in QCoreApplication::notifyInternal2 (receiver=0x55f0a7fed380, event=0x55f0a80355b0) at kernel/qcoreapplication.cpp:1075
#80 0x00007f27ecfb867e in QCoreApplication::sendEvent (receiver=receiver@entry=0x55f0a7fed380, event=event@entry=0x55f0a80355b0) at kernel/qcoreapplication.cpp:1470
#81 0x00007f27ecfbb121 in QCoreApplicationPrivate::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0, data=0x55f0a63e1b00) at kernel/qcoreapplication.cpp:1815
#82 0x00007f27ecfbb6b8 in QCoreApplication::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0) at kernel/qcoreapplication.cpp:1674
#83 0x00007f27ed018103 in postEventSourceDispatch (s=0x55f0a642c050) at kernel/qeventdispatcher_glib.cpp:277
#84 0x00007f27e6535417 in g_main_context_dispatch () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#85 0x00007f27e6535650 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#86 0x00007f27e65356dc in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#87 0x00007f27ed0177ac in QEventDispatcherGlib::processEvents (this=0x55f0a642bb80, flags=...) at kernel/qeventdispatcher_glib.cpp:423
#88 0x00007f27ecfb6d2a in QEventLoop::exec (this=this@entry=0x7fffaab38c60, flags=..., flags@entry=...) at kernel/qeventloop.cpp:225
#89 0x00007f27ecfc04a0 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1383
#90 0x000055f0a497f894 in main (argc=<optimized out>, argv=<optimized out>) at ./shell/main.cpp:228

Possible duplicates by query: bug 421204, bug 420566, bug 420495, bug 419922, bug 419444.

Reported using DrKonqi