https://bugs.kde.org/show_bug.cgi?id=454857

            Bug ID: 454857
           Summary: Panel disappear after attaching/detaching from dock.
           Product: plasmashell
           Version: 5.24.5
          Platform: Neon Packages
                OS: Linux
            Status: REPORTED
          Keywords: drkonqi
          Severity: crash
          Priority: NOR
         Component: general
          Assignee: plasma-b...@kde.org
          Reporter: baron...@gmail.com
                CC: k...@davidedmundson.co.uk
  Target Milestone: 1.0

Application: plasmashell (5.24.5)

Qt Version: 5.15.4
Frameworks Version: 5.94.0
Operating System: Linux 5.13.0-44-generic x86_64
Windowing System: X11
Distribution: KDE neon User - 5.24
DrKonqi: 5.24.5 [KCrashBackend]

-- Information about the crash:
Thinkpad with docking station, doesn't happen always, but lately it occurs
pretty consistently. Basically I lose my panel if I attach the laptop to the
dock or detach from it, and more rarely afterr sleep/power save. Probably in
general I'd say whenever the display layout is changed.

- Unusual behavior I noticed:

The crash can be reproduced sometimes.

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

[New LWP 95407]
[New LWP 95408]
[New LWP 95409]
[New LWP 95411]
[New LWP 95414]
[New LWP 95417]
[New LWP 95418]
[New LWP 95741]
[New LWP 95742]
[New LWP 95777]
[New LWP 95953]
[New LWP 95954]
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
0x00007fa32c53199f in __GI___poll (fds=0x7ffd4eac3338, nfds=1, timeout=1000) at
../sysdeps/unix/sysv/linux/poll.c:29
__preamble__
[Current thread is 1 (Thread 0x7fa32866a9c0 (LWP 95405))]

Thread 13 (Thread 0x7fa2c2ffd700 (LWP 95954)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0,
futex_word=0x55bc736c6070) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55bc736c6020,
cond=0x55bc736c6048) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x55bc736c6048, mutex=0x55bc736c6020) at
pthread_cond_wait.c:647
#3  0x00007fa32c8c76db in QWaitConditionPrivate::wait (deadline=...,
this=0x55bc736c6020) at thread/qwaitcondition_unix.cpp:146
#4  QWaitCondition::wait (this=this@entry=0x55bc76290a08,
mutex=mutex@entry=0x55bc76290a00, deadline=...) at
thread/qwaitcondition_unix.cpp:225
#5  0x00007fa32e54f214 in QSGRenderThreadEventQueue::takeEvent (wait=true,
this=0x55bc762909f8) at
/usr/include/x86_64-linux-gnu/qt5/QtCore/qdeadlinetimer.h:68
#6  QSGRenderThread::processEventsAndWaitForMore
(this=this@entry=0x55bc76290960) at scenegraph/qsgthreadedrenderloop.cpp:936
#7  0x00007fa32e54f689 in QSGRenderThread::run (this=0x55bc76290960) at
scenegraph/qsgthreadedrenderloop.cpp:1053
#8  0x00007fa32c8c1643 in QThreadPrivate::start (arg=0x55bc76290960) at
thread/qthread_unix.cpp:331
#9  0x00007fa32c255609 in start_thread (arg=<optimized out>) at
pthread_create.c:477
#10 0x00007fa32c53e133 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 12 (Thread 0x7fa2dffff700 (LWP 95953)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0,
futex_word=0x55bc73ecb5a0) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55bc73ecb550,
cond=0x55bc73ecb578) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x55bc73ecb578, mutex=0x55bc73ecb550) at
pthread_cond_wait.c:647
#3  0x00007fa32495f5eb in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#4  0x00007fa32495f1eb in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#5  0x00007fa32c255609 in start_thread (arg=<optimized out>) at
pthread_create.c:477
#6  0x00007fa32c53e133 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 11 (Thread 0x7fa3028de700 (LWP 95777)):
#0  0x00007fa32c53199f in __GI___poll (fds=0x7fa2ec002fa0, nfds=1,
timeout=3184297) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fa32adc036e in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fa32adc04a3 in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fa32cb02c8b in QEventDispatcherGlib::processEvents
(this=0x7fa2ec002f80, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007fa32caa6eab in QEventLoop::exec (this=this@entry=0x7fa3028ddba0,
flags=..., flags@entry=...) at
../../include/QtCore/../../src/corelib/global/qflags.h:141
#5  0x00007fa32c8c0462 in QThread::exec (this=<optimized out>) at
../../include/QtCore/../../src/corelib/global/qflags.h:121
#6  0x00007fa30060607c in KCupsConnection::run() () from
/lib/x86_64-linux-gnu/libkcupslib.so
#7  0x00007fa32c8c1643 in QThreadPrivate::start (arg=0x55bc739f5f60) at
thread/qthread_unix.cpp:331
#8  0x00007fa32c255609 in start_thread (arg=<optimized out>) at
pthread_create.c:477
#9  0x00007fa32c53e133 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 10 (Thread 0x7fa3030df700 (LWP 95742)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0,
futex_word=0x55bc728839a4) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55bc72883950,
cond=0x55bc72883978) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x55bc72883978, mutex=0x55bc72883950) at
pthread_cond_wait.c:647
#3  0x00007fa32c8c76db in QWaitConditionPrivate::wait (deadline=...,
this=0x55bc72883950) at thread/qwaitcondition_unix.cpp:146
#4  QWaitCondition::wait (this=this@entry=0x55bc72883938,
mutex=mutex@entry=0x55bc72883930, deadline=...) at
thread/qwaitcondition_unix.cpp:225
#5  0x00007fa32e54f214 in QSGRenderThreadEventQueue::takeEvent (wait=true,
this=0x55bc72883928) at
/usr/include/x86_64-linux-gnu/qt5/QtCore/qdeadlinetimer.h:68
#6  QSGRenderThread::processEventsAndWaitForMore
(this=this@entry=0x55bc72883890) at scenegraph/qsgthreadedrenderloop.cpp:936
#7  0x00007fa32e54f689 in QSGRenderThread::run (this=0x55bc72883890) at
scenegraph/qsgthreadedrenderloop.cpp:1053
#8  0x00007fa32c8c1643 in QThreadPrivate::start (arg=0x55bc72883890) at
thread/qthread_unix.cpp:331
#9  0x00007fa32c255609 in start_thread (arg=<optimized out>) at
pthread_create.c:477
#10 0x00007fa32c53e133 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 9 (Thread 0x7fa3018dc700 (LWP 95741)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0,
futex_word=0x55bc73390700) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55bc733906b0,
cond=0x55bc733906d8) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x55bc733906d8, mutex=0x55bc733906b0) at
pthread_cond_wait.c:647
#3  0x00007fa32495f5eb in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#4  0x00007fa32495f1eb in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#5  0x00007fa32c255609 in start_thread (arg=<optimized out>) at
pthread_create.c:477
#6  0x00007fa32c53e133 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 8 (Thread 0x7fa303fff700 (LWP 95418)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0,
futex_word=0x7fa30800e2a4) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x7fa30800e250,
cond=0x7fa30800e278) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x7fa30800e278, mutex=0x7fa30800e250) at
pthread_cond_wait.c:647
#3  0x00007fa32c8c76db in QWaitConditionPrivate::wait (deadline=...,
this=0x7fa30800e250) at thread/qwaitcondition_unix.cpp:146
#4  QWaitCondition::wait (this=this@entry=0x7fa308005ee8,
mutex=mutex@entry=0x7fa308005ee0, deadline=...) at
thread/qwaitcondition_unix.cpp:225
#5  0x00007fa32e54f214 in QSGRenderThreadEventQueue::takeEvent (wait=true,
this=0x7fa308005ed8) at
/usr/include/x86_64-linux-gnu/qt5/QtCore/qdeadlinetimer.h:68
#6  QSGRenderThread::processEventsAndWaitForMore
(this=this@entry=0x7fa308005e40) at scenegraph/qsgthreadedrenderloop.cpp:936
#7  0x00007fa32e54f689 in QSGRenderThread::run (this=0x7fa308005e40) at
scenegraph/qsgthreadedrenderloop.cpp:1053
#8  0x00007fa32c8c1643 in QThreadPrivate::start (arg=0x7fa308005e40) at
thread/qthread_unix.cpp:331
#9  0x00007fa32c255609 in start_thread (arg=<optimized out>) at
pthread_create.c:477
#10 0x00007fa32c53e133 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 7 (Thread 0x7fa310cf2700 (LWP 95417)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0,
futex_word=0x55bc7318c830) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55bc7318c7e0,
cond=0x55bc7318c808) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x55bc7318c808, mutex=0x55bc7318c7e0) at
pthread_cond_wait.c:647
#3  0x00007fa32495f5eb in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#4  0x00007fa32495f1eb in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#5  0x00007fa32c255609 in start_thread (arg=<optimized out>) at
pthread_create.c:477
#6  0x00007fa32c53e133 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 6 (Thread 0x7fa31ddad700 (LWP 95414)):
#0  __GI___libc_read (nbytes=16, buf=0x7fa31ddac990, fd=21) at
../sysdeps/unix/sysv/linux/read.c:26
#1  __GI___libc_read (fd=21, buf=0x7fa31ddac990, nbytes=16) at
../sysdeps/unix/sysv/linux/read.c:24
#2  0x00007fa32ae08b2f in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fa32adbfebe in g_main_context_check () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fa32adc0312 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fa32adc04a3 in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007fa32cb02c8b in QEventDispatcherGlib::processEvents
(this=0x7fa30802eb90, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#7  0x00007fa32caa6eab in QEventLoop::exec (this=this@entry=0x7fa31ddacba0,
flags=..., flags@entry=...) at
../../include/QtCore/../../src/corelib/global/qflags.h:141
#8  0x00007fa32c8c0462 in QThread::exec (this=this@entry=0x55bc72eaeb80) at
../../include/QtCore/../../src/corelib/global/qflags.h:121
#9  0x00007fa32e4894ca in QQuickPixmapReader::run (this=0x55bc72eaeb80) at
util/qquickpixmapcache.cpp:1024
#10 0x00007fa32c8c1643 in QThreadPrivate::start (arg=0x55bc72eaeb80) at
thread/qthread_unix.cpp:331
#11 0x00007fa32c255609 in start_thread (arg=<optimized out>) at
pthread_create.c:477
#12 0x00007fa32c53e133 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 5 (Thread 0x7fa31f7fe700 (LWP 95411)):
#0  0x00007fa32c53199f in __GI___poll (fds=0x7fa304004a60, nfds=1, timeout=-1)
at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fa32adc036e in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fa32adc04a3 in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fa32cb02c8b in QEventDispatcherGlib::processEvents
(this=0x7fa304000b60, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007fa32caa6eab in QEventLoop::exec (this=this@entry=0x7fa31f7fdbc0,
flags=..., flags@entry=...) at
../../include/QtCore/../../src/corelib/global/qflags.h:141
#5  0x00007fa32c8c0462 in QThread::exec (this=<optimized out>) at
../../include/QtCore/../../src/corelib/global/qflags.h:121
#6  0x00007fa32e0ec689 in ?? () from /lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007fa32c8c1643 in QThreadPrivate::start (arg=0x55bc728c8b90) at
thread/qthread_unix.cpp:331
#8  0x00007fa32c255609 in start_thread (arg=<optimized out>) at
pthread_create.c:477
#9  0x00007fa32c53e133 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 4 (Thread 0x7fa31ffff700 (LWP 95409)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0,
futex_word=0x55bc725a2ccc) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55bc725a2c78,
cond=0x55bc725a2ca0) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x55bc725a2ca0, mutex=0x55bc725a2c78) at
pthread_cond_wait.c:647
#3  0x00007fa32495f5eb in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#4  0x00007fa32495f1eb in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#5  0x00007fa32c255609 in start_thread (arg=<optimized out>) at
pthread_create.c:477
#6  0x00007fa32c53e133 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 3 (Thread 0x7fa326e4c700 (LWP 95408)):
#0  0x00007fa32adbe25d in g_source_ref () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fa32adbe328 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fa32adbf82b in g_main_context_prepare () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fa32adc029b in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fa32adc04a3 in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fa32cb02c8b in QEventDispatcherGlib::processEvents
(this=0x7fa318000b60, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#6  0x00007fa32caa6eab in QEventLoop::exec (this=this@entry=0x7fa326e4bbb0,
flags=..., flags@entry=...) at
../../include/QtCore/../../src/corelib/global/qflags.h:141
#7  0x00007fa32c8c0462 in QThread::exec (this=<optimized out>) at
../../include/QtCore/../../src/corelib/global/qflags.h:121
#8  0x00007fa32d440f4b in ?? () from /lib/x86_64-linux-gnu/libQt5DBus.so.5
#9  0x00007fa32c8c1643 in QThreadPrivate::start (arg=0x7fa32d4c4d80) at
thread/qthread_unix.cpp:331
#10 0x00007fa32c255609 in start_thread (arg=<optimized out>) at
pthread_create.c:477
#11 0x00007fa32c53e133 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 2 (Thread 0x7fa327ac0700 (LWP 95407)):
#0  0x00007fa32c53199f in __GI___poll (fds=0x7fa327abfae8, nfds=1, timeout=-1)
at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fa32ec70c1a in ?? () from /lib/x86_64-linux-gnu/libxcb.so.1
#2  0x00007fa32ec7290a in xcb_wait_for_event () from
/lib/x86_64-linux-gnu/libxcb.so.1
#3  0x00007fa3281ed228 in ?? () from /lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#4  0x00007fa32c8c1643 in QThreadPrivate::start (arg=0x55bc724d8320) at
thread/qthread_unix.cpp:331
#5  0x00007fa32c255609 in start_thread (arg=<optimized out>) at
pthread_create.c:477
#6  0x00007fa32c53e133 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 1 (Thread 0x7fa32866a9c0 (LWP 95405)):
[KCrash Handler]
#4  0x00007fa3240c4f0f in SystemTray::onEnabledAppletsChanged
(this=0x55bc73719620) at ./applets/systemtray/systemtray.cpp:293
#5  0x00007fa32cadf42e in QtPrivate::QSlotObjectBase::call (a=0x7ffd4eac41e0,
r=0x55bc73719620, this=0x55bc73710e60) at
../../include/QtCore/../../src/corelib/kernel/qobjectdefs_impl.h:398
#6  doActivate<false> (sender=0x55bc73709820, signal_index=4,
argv=0x7ffd4eac41e0) at kernel/qobject.cpp:3886
#7  0x00007fa32cad87f7 in QMetaObject::activate
(sender=sender@entry=0x55bc73709820, m=m@entry=0x7fa32411d4a0
<SystemTraySettings::staticMetaObject>,
local_signal_index=local_signal_index@entry=1, argv=argv@entry=0x7ffd4eac41e0)
at kernel/qobject.cpp:3946
#8  0x00007fa3240c603e in SystemTraySettings::enabledPluginsChanged
(this=this@entry=0x55bc73709820, _t1=..., _t2=...) at
./obj-x86_64-linux-gnu/applets/systemtray/systemtraymodel_static_autogen/EWIEGA46WW/moc_systemtraysettings.cpp:152
#9  0x00007fa3240eaa37 in SystemTraySettings::notifyAboutChangedEnabledPlugins
(this=this@entry=0x55bc73709820, enabledPluginsOld=..., enabledPluginsNew=...)
at ./applets/systemtray/systemtraysettings.cpp:163
#10 0x00007fa3240eabff in SystemTraySettings::loadConfig (this=0x55bc73709820)
at ./applets/systemtray/systemtraysettings.cpp:120
#11 SystemTraySettings::loadConfig (this=0x55bc73709820) at
./applets/systemtray/systemtraysettings.cpp:107
#12 0x00007fa32cadf42e in QtPrivate::QSlotObjectBase::call (a=0x7ffd4eac4380,
r=0x55bc73709820, this=0x55bc73716140) at
../../include/QtCore/../../src/corelib/kernel/qobjectdefs_impl.h:398
#13 doActivate<false> (sender=0x55bc7371c650, signal_index=3,
argv=0x7ffd4eac4380) at kernel/qobject.cpp:3886
#14 0x00007fa32cad87f7 in QMetaObject::activate
(sender=sender@entry=0x55bc7371c650, m=m@entry=0x7fa32d538f40
<KCoreConfigSkeleton::staticMetaObject>,
local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x0) at
kernel/qobject.cpp:3946
#15 0x00007fa32d4e2e94 in KCoreConfigSkeleton::configChanged
(this=this@entry=0x55bc7371c650) at
./obj-x86_64-linux-gnu/src/core/KF5ConfigCore_autogen/EWIEGA46WW/moc_kcoreconfigskeleton.cpp:154
#16 0x00007fa32d511f8e in KCoreConfigSkeleton::save (this=0x55bc7371c650) at
./src/core/kcoreconfigskeleton.cpp:1245
#17 0x00007fa32eafbf68 in KDeclarative::ConfigPropertyMapPrivate::writeConfig
(this=0x55bc73cfc3b0) at /usr/include/c++/9/bits/atomic_base.h:413
#18 KDeclarative::ConfigPropertyMapPrivate::writeConfig (this=0x55bc73cfc3b0)
at ./src/kdeclarative/configpropertymap.cpp:125
#19 0x00007fa32eafc00d in KDeclarative::ConfigPropertyMap::~ConfigPropertyMap
(this=0x55bc73cfc390, __in_chrg=<optimized out>) at
./src/kdeclarative/configpropertymap.cpp:65
#20 0x00007fa32eafc02d in KDeclarative::ConfigPropertyMap::~ConfigPropertyMap
(this=0x55bc73cfc390, __in_chrg=<optimized out>) at
./src/kdeclarative/configpropertymap.cpp:62
#21 0x00007fa32cad29ae in QObjectPrivate::deleteChildren (this=0x55bc73723340)
at kernel/qobject.cpp:2104
#22 0x00007fa32cadd456 in QObject::~QObject (this=<optimized out>,
__in_chrg=<optimized out>) at kernel/qobject.cpp:1082
#23 0x00007fa32e598a8a in QQuickItem::~QQuickItem (this=0x55bc73717b10,
__in_chrg=<optimized out>) at items/qquickitem.cpp:2381
#24 0x00007fa32eec21c5 in PlasmaQuick::AppletQuickItem::~AppletQuickItem() ()
from /lib/x86_64-linux-gnu/libKF5PlasmaQuick.so.5
#25 0x00007fa324460987 in ContainmentInterface::~ContainmentInterface
(this=0x55bc73717b10, __in_chrg=<optimized out>) at
/usr/include/x86_64-linux-gnu/qt5/QtCore/qsharedpointer_impl.h:159
#26 ContainmentInterface::~ContainmentInterface (this=0x55bc73717b10,
__in_chrg=<optimized out>) at
./src/scriptengines/qml/plasmoid/containmentinterface.h:38
#27 0x00007fa32cad29ae in QObjectPrivate::deleteChildren (this=0x55bc73717510)
at kernel/qobject.cpp:2104
#28 0x00007fa32cadd456 in QObject::~QObject (this=<optimized out>,
__in_chrg=<optimized out>) at kernel/qobject.cpp:1082
#29 0x00007fa324447af8 in DeclarativeAppletScript::~DeclarativeAppletScript
(this=0x55bc7371b8d0, __in_chrg=<optimized out>) at
./src/scriptengines/qml/plasmoid/declarativeappletscript.cpp:66
#30 DeclarativeAppletScript::~DeclarativeAppletScript (this=0x55bc7371b8d0,
__in_chrg=<optimized out>) at
./src/scriptengines/qml/plasmoid/declarativeappletscript.cpp:68
#31 0x00007fa32ebc6078 in ?? () from /lib/x86_64-linux-gnu/libKF5Plasma.so.5
#32 0x00007fa32ebc627d in ?? () from /lib/x86_64-linux-gnu/libKF5Plasma.so.5
#33 0x00007fa32ebae096 in Plasma::Applet::~Applet() () from
/lib/x86_64-linux-gnu/libKF5Plasma.so.5
#34 0x00007fa3240c22fd in SystemTray::~SystemTray (this=0x55bc73719620,
__in_chrg=<optimized out>) at ./applets/systemtray/systemtray.cpp:41
#35 0x00007fa32cad29ae in QObjectPrivate::deleteChildren (this=0x55bc73718220)
at kernel/qobject.cpp:2104
#36 0x00007fa32cadd456 in QObject::~QObject (this=<optimized out>,
__in_chrg=<optimized out>) at kernel/qobject.cpp:1082
#37 0x00007fa324210fcd in SystemTrayContainer::~SystemTrayContainer
(this=0x55bc73718330, __in_chrg=<optimized out>) at
./applets/systemtray/container/systemtraycontainer.cpp:21
#38 0x00007fa32cad29ae in QObjectPrivate::deleteChildren (this=0x55bc734f8dc0)
at kernel/qobject.cpp:2104
#39 0x00007fa32cadd456 in QObject::~QObject (this=<optimized out>,
__in_chrg=<optimized out>) at kernel/qobject.cpp:1082
#40 0x00007fa32ebb42ad in Plasma::Containment::~Containment() () from
/lib/x86_64-linux-gnu/libKF5Plasma.so.5
#41 0x00007fa32cad5d23 in QObject::event (this=0x55bc735bb7b0,
e=0x55bc75eadf00) at kernel/qobject.cpp:1301
#42 0x00007fa32d7c9dc3 in QApplicationPrivate::notify_helper
(this=this@entry=0x55bc724d4480, receiver=receiver@entry=0x55bc735bb7b0,
e=e@entry=0x55bc75eadf00) at kernel/qapplication.cpp:3637
#43 0x00007fa32d7d2bd8 in QApplication::notify (this=0x7ffd4eac4fd0,
receiver=0x55bc735bb7b0, e=0x55bc75eadf00) at kernel/qapplication.cpp:3161
#44 0x00007fa32caa83aa in QCoreApplication::notifyInternal2
(receiver=0x55bc735bb7b0, event=0x55bc75eadf00) at
../../include/QtCore/5.15.4/QtCore/private/../../../../../src/corelib/thread/qthread_p.h:332
#45 0x00007fa32caaacb1 in QCoreApplicationPrivate::sendPostedEvents
(receiver=0x0, event_type=0, data=0x55bc724adef0) at
kernel/qcoreapplication.cpp:1821
#46 0x00007fa32cb03617 in postEventSourceDispatch (s=0x55bc725a01e0) at
kernel/qeventdispatcher_glib.cpp:277
#47 0x00007fa32adc017d in g_main_context_dispatch () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#48 0x00007fa32adc0400 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#49 0x00007fa32adc04a3 in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#50 0x00007fa32cb02c72 in QEventDispatcherGlib::processEvents
(this=0x55bc725a0800, flags=...) at kernel/qeventdispatcher_glib.cpp:423
#51 0x00007fa32caa6eab in QEventLoop::exec (this=this@entry=0x7ffd4eac4eb0,
flags=..., flags@entry=...) at
../../include/QtCore/../../src/corelib/global/qflags.h:141
#52 0x00007fa32caaf054 in QCoreApplication::exec () at
../../include/QtCore/../../src/corelib/global/qflags.h:121
#53 0x000055bc71ff7df5 in main (argc=<optimized out>, argv=<optimized out>) at
./shell/main.cpp:238
[Inferior 1 (process 95405) detached]

Possible duplicates by query: bug 454064, bug 453931, bug 453726, bug 453667,
bug 453639.

Reported using DrKonqi

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