Application: systemsettings5 (5.21.80)

Qt Version: 5.15.2
Frameworks Version: 5.82.0
Operating System: Linux 5.8.0-50-generic x86_64
Windowing System: Wayland
Drkonqi Version: 5.21.80
Distribution: KDE neon Unstable Edition

-- Information about the crash:
- What I was doing when the application crashed:
I switched between several KCMs and at some point System Settings crashed.

The reporter is unsure if this crash is reproducible.

-- Backtrace:
Application: System Settings (systemsettings5), signal: Segmentation fault
Content of s_kcrashErrorMessage: [Current thread is 1 (Thread 0x7f9ae31cb8c0 (LWP 16019))]
[New LWP 16020]
[New LWP 16021]
[New LWP 16022]
[New LWP 16023]
[New LWP 16024]
[New LWP 16025]
[New LWP 16026]
[New LWP 16058]
[New LWP 16059]
[New LWP 16980]
[New LWP 17031]
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
0x00007f9ae77b0aff in __GI___poll (fds=fds@entry=0x7ffffe2631a8, nfds=nfds@entry=1, timeout=timeout@entry=1000) at ../sysdeps/unix/sysv/linux/poll.c:29

Thread 12 (Thread 0x7f9ad1098700 (LWP 17031)):
#0  __GI___libc_read (nbytes=16, buf=0x7f9ad1097ab0, fd=39) at ../sysdeps/unix/sysv/linux/read.c:26
#1  __GI___libc_read (fd=39, buf=buf@entry=0x7f9ad1097ab0, nbytes=nbytes@entry=16) at ../sysdeps/unix/sysv/linux/read.c:24
#2  0x00007f9ae5839b2f in read (__nbytes=16, __buf=0x7f9ad1097ab0, __fd=<optimized out>) at /usr/include/x86_64-linux-gnu/bits/unistd.h:44
#3  g_wakeup_acknowledge (wakeup=0x7f9a9c003930) at ../../../glib/gwakeup.c:210
#4  0x00007f9ae57f0ebe in g_main_context_check (context=context@entry=0x7f9aac302e10, max_priority=2147483647, fds=fds@entry=0x7f9aac0fe920, n_fds=n_fds@entry=1) at ../../../glib/gmain.c:3825
#5  0x00007f9ae57f1312 in g_main_context_iterate (context=context@entry=0x7f9aac302e10, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ../../../glib/gmain.c:4044
#6  0x00007f9ae57f14a3 in g_main_context_iteration (context=0x7f9aac302e10, may_block=may_block@entry=1) at ../../../glib/gmain.c:4108
#7  0x00007f9ae7d7bffb in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7f9aac04a720, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#8  0x00007f9ae7d201eb in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7f9ad1097cc0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:141
#9  0x00007f9ae7b3aa52 in QThread::exec() (this=this@entry=0x560de8532b30) at ../../include/QtCore/../../src/corelib/global/qflags.h:121
#10 0x00007f9ae6bdcfa9 in QQmlThreadPrivate::run() (this=0x560de8532b30) at qml/ftw/qqmlthread.cpp:155
#11 0x00007f9ae7b3bbec in QThreadPrivate::start(void*) (arg=0x560de8532b30) at thread/qthread_unix.cpp:329
#12 0x00007f9ae61b2609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#13 0x00007f9ae77bd293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 11 (Thread 0x7f9ab0fe4700 (LWP 16980)):
#0  0x00007f9ae77b0aff in __GI___poll (fds=0x7f9a9c28adb0, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f9ae57f136e in g_main_context_poll (priority=<optimized out>, n_fds=1, fds=0x7f9a9c28adb0, timeout=<optimized out>, context=0x7f9a9c013e60) at ../../../glib/gmain.c:4346
#2  g_main_context_iterate (context=context@entry=0x7f9a9c013e60, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ../../../glib/gmain.c:4042
#3  0x00007f9ae57f14a3 in g_main_context_iteration (context=0x7f9a9c013e60, may_block=may_block@entry=1) at ../../../glib/gmain.c:4108
#4  0x00007f9ae7d7bffb in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7f9a9c0ad580, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#5  0x00007f9ae7d201eb in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7f9ab0fe3ca0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:141
#6  0x00007f9ae7b3aa52 in QThread::exec() (this=<optimized out>) at ../../include/QtCore/../../src/corelib/global/qflags.h:121
#7  0x00007f9aa26bc07c in KCupsConnection::run() () at /lib/x86_64-linux-gnu/libkcupslib.so
#8  0x00007f9ae7b3bbec in QThreadPrivate::start(void*) (arg=0x560de8583e90) at thread/qthread_unix.cpp:329
#9  0x00007f9ae61b2609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#10 0x00007f9ae77bd293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 10 (Thread 0x7f9aa1b88700 (LWP 16059)):
#0  0x00007f9ae77b0aff in __GI___poll (fds=0x560df6c6f780, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f9ae57f136e in g_main_context_poll (priority=<optimized out>, n_fds=1, fds=0x560df6c6f780, timeout=<optimized out>, context=0x560df6c6f900) at ../../../glib/gmain.c:4346
#2  g_main_context_iterate (context=0x560df6c6f900, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ../../../glib/gmain.c:4042
#3  0x00007f9ae57f16f3 in g_main_loop_run (loop=0x560df6c6f9f0) at ../../../glib/gmain.c:4241
#4  0x00007f9aa1ca7f8a in gdbus_shared_thread_func (user_data=0x560df6c6f8d0) at ../../../gio/gdbusprivate.c:279
#5  0x00007f9ae581aad1 in g_thread_proxy (data=0x7f9a98001b00) at ../../../glib/gthread.c:807
#6  0x00007f9ae61b2609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#7  0x00007f9ae77bd293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 9 (Thread 0x7f9aa35ff700 (LWP 16058)):
#0  0x00007f9ae77b0aff in __GI___poll (fds=0x560def5742a0, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f9ae57f136e in g_main_context_poll (priority=<optimized out>, n_fds=1, fds=0x560def5742a0, timeout=<optimized out>, context=0x560def6015e0) at ../../../glib/gmain.c:4346
#2  g_main_context_iterate (context=context@entry=0x560def6015e0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ../../../glib/gmain.c:4042
#3  0x00007f9ae57f14a3 in g_main_context_iteration (context=0x560def6015e0, may_block=may_block@entry=1) at ../../../glib/gmain.c:4108
#4  0x00007f9ae57f14f1 in glib_worker_main (data=<optimized out>) at ../../../glib/gmain.c:5996
#5  0x00007f9ae581aad1 in g_thread_proxy (data=0x560dd7877b60) at ../../../glib/gthread.c:807
#6  0x00007f9ae61b2609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#7  0x00007f9ae77bd293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 8 (Thread 0x7f9ad24ee700 (LWP 16026)):
#0  __GI___libc_read (nbytes=16, buf=0x7f9ad24edab0, fd=14) at ../sysdeps/unix/sysv/linux/read.c:26
#1  __GI___libc_read (fd=14, buf=buf@entry=0x7f9ad24edab0, nbytes=nbytes@entry=16) at ../sysdeps/unix/sysv/linux/read.c:24
#2  0x00007f9ae5839b2f in read (__nbytes=16, __buf=0x7f9ad24edab0, __fd=<optimized out>) at /usr/include/x86_64-linux-gnu/bits/unistd.h:44
#3  g_wakeup_acknowledge (wakeup=0x7f9abc0039a0) at ../../../glib/gwakeup.c:210
#4  0x00007f9ae57f0ebe in g_main_context_check (context=context@entry=0x7f9ac0000c20, max_priority=2147483647, fds=fds@entry=0x7f9ac0004a60, n_fds=n_fds@entry=1) at ../../../glib/gmain.c:3825
#5  0x00007f9ae57f1312 in g_main_context_iterate (context=context@entry=0x7f9ac0000c20, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ../../../glib/gmain.c:4044
#6  0x00007f9ae57f14a3 in g_main_context_iteration (context=0x7f9ac0000c20, may_block=may_block@entry=1) at ../../../glib/gmain.c:4108
#7  0x00007f9ae7d7bffb in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7f9ac0000b60, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#8  0x00007f9ae7d201eb in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7f9ad24edcc0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:141
#9  0x00007f9ae7b3aa52 in QThread::exec() (this=this@entry=0x560dd811cb70) at ../../include/QtCore/../../src/corelib/global/qflags.h:121
#10 0x00007f9ae6bdcfa9 in QQmlThreadPrivate::run() (this=0x560dd811cb70) at qml/ftw/qqmlthread.cpp:155
#11 0x00007f9ae7b3bbec in QThreadPrivate::start(void*) (arg=0x560dd811cb70) at thread/qthread_unix.cpp:329
#12 0x00007f9ae61b2609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#13 0x00007f9ae77bd293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 7 (Thread 0x7f9ada431700 (LWP 16025)):
#0  g_mutex_unlock (mutex=0x7f9abc000c20) at ../../../glib/gthread-posix.c:1487
#1  0x00007f9ae57f0d99 in g_main_context_check (context=context@entry=0x7f9abc000c20, max_priority=2147483647, fds=fds@entry=0x7f9abc004e60, n_fds=n_fds@entry=1) at ../../../glib/gmain.c:3878
#2  0x00007f9ae57f1312 in g_main_context_iterate (context=context@entry=0x7f9abc000c20, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ../../../glib/gmain.c:4044
#3  0x00007f9ae57f14a3 in g_main_context_iteration (context=0x7f9abc000c20, may_block=may_block@entry=1) at ../../../glib/gmain.c:4108
#4  0x00007f9ae7d7bffb in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7f9abc000b60, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#5  0x00007f9ae7d201eb in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7f9ada430cc0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:141
#6  0x00007f9ae7b3aa52 in QThread::exec() (this=this@entry=0x560dd7e46e00) at ../../include/QtCore/../../src/corelib/global/qflags.h:121
#7  0x00007f9ae6bdcfa9 in QQmlThreadPrivate::run() (this=0x560dd7e46e00) at qml/ftw/qqmlthread.cpp:155
#8  0x00007f9ae7b3bbec in QThreadPrivate::start(void*) (arg=0x560dd7e46e00) at thread/qthread_unix.cpp:329
#9  0x00007f9ae61b2609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#10 0x00007f9ae77bd293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 6 (Thread 0x7f9adaffd700 (LWP 16024)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x560dd7a94948) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x560dd7a948f8, cond=0x560dd7a94920) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x560dd7a94920, mutex=0x560dd7a948f8) at pthread_cond_wait.c:647
#3  0x00007f9ae072be6b in  () at /usr/lib/x86_64-linux-gnu/dri/i965_dri.so
#4  0x00007f9ae072ba6b in  () at /usr/lib/x86_64-linux-gnu/dri/i965_dri.so
#5  0x00007f9ae61b2609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007f9ae77bd293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 5 (Thread 0x7f9ad3fff700 (LWP 16023)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x560dd7a94948) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x560dd7a948f8, cond=0x560dd7a94920) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x560dd7a94920, mutex=0x560dd7a948f8) at pthread_cond_wait.c:647
#3  0x00007f9ae072be6b in  () at /usr/lib/x86_64-linux-gnu/dri/i965_dri.so
#4  0x00007f9ae072ba6b in  () at /usr/lib/x86_64-linux-gnu/dri/i965_dri.so
#5  0x00007f9ae61b2609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007f9ae77bd293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 4 (Thread 0x7f9adb7fe700 (LWP 16022)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x560dd7a94948) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x560dd7a948f8, cond=0x560dd7a94920) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x560dd7a94920, mutex=0x560dd7a948f8) at pthread_cond_wait.c:647
#3  0x00007f9ae072be6b in  () at /usr/lib/x86_64-linux-gnu/dri/i965_dri.so
#4  0x00007f9ae072ba6b in  () at /usr/lib/x86_64-linux-gnu/dri/i965_dri.so
#5  0x00007f9ae61b2609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007f9ae77bd293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 3 (Thread 0x7f9adbfff700 (LWP 16021)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x560dd7a94948) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x560dd7a948f8, cond=0x560dd7a94920) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x560dd7a94920, mutex=0x560dd7a948f8) at pthread_cond_wait.c:647
#3  0x00007f9ae072be6b in  () at /usr/lib/x86_64-linux-gnu/dri/i965_dri.so
#4  0x00007f9ae072ba6b in  () at /usr/lib/x86_64-linux-gnu/dri/i965_dri.so
#5  0x00007f9ae61b2609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007f9ae77bd293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 2 (Thread 0x7f9ae2554700 (LWP 16020)):
#0  __GI___libc_read (nbytes=16, buf=0x7f9ae2553aa0, fd=7) at ../sysdeps/unix/sysv/linux/read.c:26
#1  __GI___libc_read (fd=7, buf=buf@entry=0x7f9ae2553aa0, nbytes=nbytes@entry=16) at ../sysdeps/unix/sysv/linux/read.c:24
#2  0x00007f9ae5839b2f in read (__nbytes=16, __buf=0x7f9ae2553aa0, __fd=<optimized out>) at /usr/include/x86_64-linux-gnu/bits/unistd.h:44
#3  g_wakeup_acknowledge (wakeup=0x560dd78dcac0) at ../../../glib/gwakeup.c:210
#4  0x00007f9ae57f0ebe in g_main_context_check (context=context@entry=0x7f9adc000c20, max_priority=2147483647, fds=fds@entry=0x7f9adc01b5b0, n_fds=n_fds@entry=1) at ../../../glib/gmain.c:3825
#5  0x00007f9ae57f1312 in g_main_context_iterate (context=context@entry=0x7f9adc000c20, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ../../../glib/gmain.c:4044
#6  0x00007f9ae57f14a3 in g_main_context_iteration (context=0x7f9adc000c20, may_block=may_block@entry=1) at ../../../glib/gmain.c:4108
#7  0x00007f9ae7d7bffb in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7f9adc000b60, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#8  0x00007f9ae7d201eb in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7f9ae2553cb0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:141
#9  0x00007f9ae7b3aa52 in QThread::exec() (this=this@entry=0x7f9ae687cd80 <(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at ../../include/QtCore/../../src/corelib/global/qflags.h:121
#10 0x00007f9ae67f8f4b in QDBusConnectionManager::run() (this=0x7f9ae687cd80 <(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at qdbusconnection.cpp:179
#11 0x00007f9ae7b3bbec in QThreadPrivate::start(void*) (arg=0x7f9ae687cd80 <(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at thread/qthread_unix.cpp:329
#12 0x00007f9ae61b2609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#13 0x00007f9ae77bd293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 1 (Thread 0x7f9ae31cb8c0 (LWP 16019)):
[KCrash Handler]
#6  0x00007f9ae6d2e080 in vtable for GenericBinding<6> () at /lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007f9ae7d4dd22 in QObjectPrivate::connectImpl(QObject const*, int, QObject const*, void**, QtPrivate::QSlotObjectBase*, Qt::ConnectionType, int const*, QMetaObject const*) (sender=0x560de399ee00, signal_index=3, receiver=0x560e00d91e60, slot=<optimized out>, slotObj=<optimized out>, type=<optimized out>, types=<optimized out>, senderMetaObject=<optimized out>) at /usr/include/c++/9/bits/stl_function.h:433
#8  0x00007f9ae7d4e095 in QObject::connectImpl(QObject const*, void**, QObject const*, void**, QtPrivate::QSlotObjectBase*, Qt::ConnectionType, int const*, QMetaObject const*) (sender=sender@entry=0x560de399ee00, signal=signal@entry=0x7ffffe263b50, receiver=receiver@entry=0x560e00d91e60, slot=slot@entry=0x0, slotObj=0x560df6ac5590, type=Qt::AutoConnection, types=0x0, senderMetaObject=<optimized out>) at kernel/qobject.cpp:5001
#9  0x00007f9ad97753e8 in QObject::connect<void (QmlComponentsPool::*)(), ColumnView::classBegin()::<lambda()> > (type=Qt::AutoConnection, slot=..., context=0x560e00d91e60, signal=(void (QmlComponentsPool::*)(class QmlComponentsPool * const)) 0x7f9ad97555b0 <QmlComponentsPool::gridUnitChanged()>, sender=0x560de399ee00) at /usr/include/c++/9/bits/move.h:99
#10 ColumnView::classBegin() (this=0x560e00d91e60) at ./src/columnview.cpp:1569
#11 0x00007f9ae6bb0471 in QQmlObjectCreator::createInstance(int, QObject*, bool) (this=0x7ffffe264410, index=38, parent=<optimized out>, isContextObject=<optimized out>) at qml/qqmlobjectcreator.cpp:1291
#12 0x00007f9ae6badeb4 in QQmlObjectCreator::setPropertyBinding(QQmlPropertyData const*, QV4::CompiledData::Binding const*) (this=0x7ffffe264410, bindingProperty=0x7f9abc0cbea8, binding=0x7f9a973191a8) at qml/qqmlobjectcreator.cpp:847
#13 0x00007f9ae6bae27f in QQmlObjectCreator::setupBindings(bool) (this=0x7ffffe264410, applyDeferredBindings=false) at qml/qqmlobjectcreator.cpp:798
#14 0x00007f9ae6baf60e in QQmlObjectCreator::populateInstance(int, QObject*, QObject*, QQmlPropertyData const*) (this=this@entry=0x7ffffe264410, index=-1, index@entry=0, instance=0x0, bindingTarget=0x0, valueTypeProperty=valueTypeProperty@entry=0x0) at qml/qqmlobjectcreator.cpp:1555
#15 0x00007f9ae6bb07f2 in QQmlObjectCreator::createInstance(int, QObject*, bool) (this=<optimized out>, index=<optimized out>, parent=<optimized out>, isContextObject=<optimized out>) at qml/qqmlobjectcreator.cpp:1348
#16 0x00007f9ae6bb1886 in QQmlObjectCreator::create(int, QObject*, QQmlInstantiationInterrupt*, int) (this=this@entry=0x7ffffe264410, subComponentIndex=subComponentIndex@entry=-1, parent=parent@entry=0x0, interrupt=interrupt@entry=0x0, flags=flags@entry=1) at qml/qqmlobjectcreator.cpp:204
#17 0x00007f9ae6bb0313 in QQmlObjectCreator::createInstance(int, QObject*, bool) (this=0x7ffffe264be0, index=2, parent=0x560df65a01b0, isContextObject=<optimized out>) at qml/qqmlobjectcreator.cpp:1231
#18 0x00007f9ae6badeb4 in QQmlObjectCreator::setPropertyBinding(QQmlPropertyData const*, QV4::CompiledData::Binding const*) (this=0x7ffffe264be0, bindingProperty=0x7f9aac1d0658, binding=0x7f9a94f07a8c) at qml/qqmlobjectcreator.cpp:847
#19 0x00007f9ae6bae27f in QQmlObjectCreator::setupBindings(bool) (this=0x7ffffe264be0, applyDeferredBindings=false) at qml/qqmlobjectcreator.cpp:798
#20 0x00007f9ae6baf60e in QQmlObjectCreator::populateInstance(int, QObject*, QObject*, QQmlPropertyData const*) (this=this@entry=0x7ffffe264be0, index=-1, index@entry=0, instance=0x0, bindingTarget=0x0, valueTypeProperty=valueTypeProperty@entry=0x0) at qml/qqmlobjectcreator.cpp:1555
#21 0x00007f9ae6bb07f2 in QQmlObjectCreator::createInstance(int, QObject*, bool) (this=<optimized out>, index=<optimized out>, parent=<optimized out>, isContextObject=<optimized out>) at qml/qqmlobjectcreator.cpp:1348
#22 0x00007f9ae6bb1886 in QQmlObjectCreator::create(int, QObject*, QQmlInstantiationInterrupt*, int) (this=this@entry=0x7ffffe264be0, subComponentIndex=subComponentIndex@entry=-1, parent=parent@entry=0x0, interrupt=interrupt@entry=0x0, flags=flags@entry=1) at qml/qqmlobjectcreator.cpp:204
#23 0x00007f9ae6bb0313 in QQmlObjectCreator::createInstance(int, QObject*, bool) (this=0x560df698bf50, index=0, parent=0x0, isContextObject=<optimized out>) at qml/qqmlobjectcreator.cpp:1231
#24 0x00007f9ae6bb1886 in QQmlObjectCreator::create(int, QObject*, QQmlInstantiationInterrupt*, int) (this=0x560df698bf50, subComponentIndex=<optimized out>, parent=<optimized out>, interrupt=<optimized out>, flags=<optimized out>) at qml/qqmlobjectcreator.cpp:204
#25 0x00007f9ae6b27502 in QQmlComponentPrivate::beginCreate(QQmlContextData*) () at qml/qqmlcomponent.cpp:934
#26 0x00007f9ae6b25bf0 in QQmlComponentPrivate::doBeginCreate(QQmlComponent*, QQmlContext*) () at qml/qqmlcomponent.cpp:371
#27 0x00007f9ae6b25c4e in QQmlComponent::create(QQmlContext*) (this=0x560df66fc7f0, context=<optimized out>) at qml/qqmlcomponent.cpp:818
#28 0x00007f9ae93ef2f8 in KCModuleQml::KCModuleQml(std::unique_ptr<KQuickAddons::ConfigModule, std::default_delete<KQuickAddons::ConfigModule> >, QWidget*, QList<QVariant> const&) (this=0x560e00f95680, configModule=..., parent=<optimized out>, args=...) at ./src/kcmoduleqml.cpp:171
#29 0x00007f9ae93e7da8 in KCModuleLoader::loadModule(KCModuleInfo const&, KCModuleLoader::ErrorReporting, QWidget*, QStringList const&) (mod=..., report=report@entry=KCModuleLoader::Inline, parent=0x560dd83945b0, args=...) at /usr/include/c++/9/bits/move.h:74
#30 0x00007f9ae93f4a25 in KCModuleProxyPrivate::loadModule() (this=this@entry=0x560de85753a0) at ./src/kcmoduleproxy.cpp:109
#31 0x00007f9ae93f5608 in KCModuleProxy::realModule() const (this=this@entry=0x560dd83945b0) at ./src/kcmoduleproxy.cpp:58
#32 0x00007f9ae93f5bd7 in KCModuleProxy::showEvent(QShowEvent*) (this=0x560dd83945b0, ev=0x7ffffe265560) at ./src/kcmoduleproxy.cpp:158
#33 0x00007f9ae8966c06 in QWidget::event(QEvent*) (this=0x560dd83945b0, event=0x7ffffe265560) at kernel/qwidget.cpp:8663
#34 0x00007f9ae8923dc3 in QApplicationPrivate::notify_helper(QObject*, QEvent*) (this=<optimized out>, receiver=0x560dd83945b0, e=0x7ffffe265560) at kernel/qapplication.cpp:3632
#35 0x00007f9ae892cbb8 in QApplication::notify(QObject*, QEvent*) () at kernel/qapplication.cpp:3156
#36 0x00007f9ae7d216da in QCoreApplication::notifyInternal2(QObject*, QEvent*) (receiver=0x560dd83945b0, event=0x7ffffe265560) at ../../include/QtCore/5.15.2/QtCore/private/../../../../../src/corelib/thread/qthread_p.h:325
#37 0x00007f9ae89635b7 in QWidgetPrivate::show_helper() (this=0x560de51f1120) at kernel/qwidget.cpp:7813
#38 0x00007f9ae896338f in QWidgetPrivate::show_recursive() (this=<optimized out>) at kernel/qwidget.cpp:7692
#39 0x00007f9ae8963519 in QWidgetPrivate::showChildren(bool) (this=this@entry=0x560de8560720, spontaneous=spontaneous@entry=false) at ../../include/QtWidgets/../../src/widgets/kernel/qwidget.h:132
#40 0x00007f9ae8963593 in QWidgetPrivate::show_helper() (this=this@entry=0x560de8560720) at kernel/qwidget.cpp:7768
#41 0x00007f9ae89666a3 in QWidgetPrivate::setVisible(bool) (this=0x560de8560720, visible=<optimized out>) at kernel/qwidget.cpp:8111
#42 0x00007f9ae8963501 in QWidgetPrivate::showChildren(bool) (this=this@entry=0x560df6abe890, spontaneous=spontaneous@entry=false) at kernel/qwidget.cpp:8183
#43 0x00007f9ae8963593 in QWidgetPrivate::show_helper() (this=this@entry=0x560df6abe890) at kernel/qwidget.cpp:7768
#44 0x00007f9ae89666a3 in QWidgetPrivate::setVisible(bool) (this=0x560df6abe890, visible=<optimized out>) at kernel/qwidget.cpp:8111
#45 0x00007f9ae894b134 in QStackedLayout::setCurrentIndex(int) (this=0x560dd7e2fc70, index=1) at kernel/qstackedlayout.cpp:321
#46 0x00007f9ae894b3dd in QStackedLayout::setCurrentWidget(QWidget*) (this=0x560dd7e2fc70, widget=widget@entry=0x560df6a82b60) at kernel/qstackedlayout.cpp:376
#47 0x00007f9ae8add879 in QStackedWidget::setCurrentWidget(QWidget*) (this=<optimized out>, widget=0x560df6a82b60) at widgets/qstackedwidget.cpp:248
#48 0x00007f9ae90ec90c in KPageViewPrivate::_k_pageSelected(QItemSelection const&, QItemSelection const&) (previous=..., index=..., this=0x560dd7e2dfe0) at ./src/kpageview.cpp:252
#49 KPageViewPrivate::_k_pageSelected(QItemSelection const&, QItemSelection const&) (this=0x560dd7e2dfe0, index=..., previous=...) at ./src/kpageview.cpp:226
#50 0x00007f9ae7d58730 in doActivate<false>(QObject*, int, void**) (sender=0x560dd7e330e0, signal_index=3, argv=0x7ffffe265ac0) at ../../include/QtCore/../../src/corelib/kernel/qobjectdefs_impl.h:395
#51 0x00007f9ae7d51ac7 in QMetaObject::activate(QObject*, QMetaObject const*, int, void**) (sender=sender@entry=0x560dd7e330e0, m=m@entry=0x7f9ae7fba120 <QItemSelectionModel::staticMetaObject>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x7ffffe265ac0) at kernel/qobject.cpp:3946
#52 0x00007f9ae7cd28b4 in QItemSelectionModel::selectionChanged(QItemSelection const&, QItemSelection const&) (this=this@entry=0x560dd7e330e0, _t1=..., _t2=...) at .moc/moc_qitemselectionmodel.cpp:475
#53 0x00007f9ae7cd8058 in QItemSelectionModel::emitSelectionChanged(QItemSelection const&, QItemSelection const&) (this=0x560dd7e330e0, newSelection=..., oldSelection=...) at itemmodels/qitemselectionmodel.cpp:1886
#54 0x00007f9ae7cdb6c2 in QItemSelectionModel::select(QItemSelection const&, QFlags<QItemSelectionModel::SelectionFlag>) (this=0x560dd7e330e0, selection=..., command=...) at itemmodels/qitemselectionmodel.cpp:1340
#55 0x00007f9ae7cd4c8b in QItemSelectionModel::select(QModelIndex const&, QFlags<QItemSelectionModel::SelectionFlag>) (command=..., index=..., this=0x560dd7e330e0) at itemmodels/qitemselectionmodel.cpp:1190
#56 QItemSelectionModel::setCurrentIndex(QModelIndex const&, QFlags<QItemSelectionModel::SelectionFlag>) (this=this@entry=0x560dd7e330e0, index=..., command=command@entry=...) at itemmodels/qitemselectionmodel.cpp:1415
#57 0x00007f9ae90eb397 in KPageViewPrivate::updateSelection() (this=0x560dd7e2dfe0) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qabstractitemmodel.h:60
#58 KPageViewPrivate::updateSelection() (this=0x560dd7e2dfe0) at ./src/kpageview.cpp:103
#59 0x00007f9ae90ec742 in KPageViewPrivate::_k_modelChanged() (this=0x560dd7e2dfe0) at ./src/kpageview.cpp:223
#60 0x00007f9ae7d58730 in doActivate<false>(QObject*, int, void**) (sender=0x560dd7e31920, signal_index=6, argv=0x7ffffe265ec0) at ../../include/QtCore/../../src/corelib/kernel/qobjectdefs_impl.h:395
#61 0x00007f9ae7d51ac7 in QMetaObject::activate(QObject*, QMetaObject const*, int, void**) (sender=sender@entry=0x560dd7e31920, m=m@entry=0x7f9ae7fba020 <QAbstractItemModel::staticMetaObject>, local_signal_index=local_signal_index@entry=3, argv=argv@entry=0x7ffffe265ec0) at kernel/qobject.cpp:3946
#62 0x00007f9ae7cc391a in QAbstractItemModel::layoutChanged(QList<QPersistentModelIndex> const&, QAbstractItemModel::LayoutChangeHint) (this=this@entry=0x560dd7e31920, _t1=..., _t2=<optimized out>, _t2@entry=QAbstractItemModel::NoLayoutChangeHint) at .moc/moc_qabstractitemmodel.cpp:571
#63 0x00007f9ae90f2a00 in KPageWidgetModel::addPage(KPageWidgetItem*) (this=0x560dd7e31920, item=item@entry=0x560df6dd56a0) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qlist.h:160
#64 0x00007f9ae90f1471 in KPageWidget::addPage(KPageWidgetItem*) (this=<optimized out>, item=item@entry=0x560df6dd56a0) at ./src/kpagewidget_p.h:23
#65 0x00007f9ae9440d3a in ModuleView::addModule(KCModuleInfo*, QStringList const&) (this=this@entry=0x560dd7e2d720, module=0x560dd7ddcb28, args=...) at ./core/ModuleView.cpp:283
#66 0x00007f9ae944111d in ModuleView::loadModule(QModelIndex const&, QStringList const&) (this=0x560dd7e2d720, menuItem=..., args=...) at ./core/ModuleView.cpp:231
#67 0x00007f9ada54bdc2 in SidebarMode::loadModule(QModelIndex const&, QStringList const&) (this=0x560dd7e1e740, activeModule=..., args=...) at ./sidebar/SidebarMode.cpp:497
#68 0x00007f9ada549bb6 in SidebarMode::qt_static_metacall(QObject*, QMetaObject::Call, int, void**) (_o=_o@entry=0x560dd7e1e740, _c=_c@entry=QMetaObject::InvokeMetaMethod, _id=_id@entry=20, _a=_a@entry=0x7ffffe2662f0) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qlist.h:160
#69 0x00007f9ada54a1b3 in SidebarMode::qt_metacall(QMetaObject::Call, int, void**) (this=0x560dd7e1e740, _c=QMetaObject::InvokeMetaMethod, _id=20, _a=0x7ffffe2662f0) at ./obj-x86_64-linux-gnu/sidebar/systemsettings_sidebar_mode_autogen/EWIEGA46WW/moc_SidebarMode.cpp:661
#70 0x00007f9ae6b70be5 in QQmlObjectOrGadget::metacall(QMetaObject::Call, int, void**) const (this=0x7ffffe266630, type=QMetaObject::InvokeMetaMethod, index=<optimized out>, argv=<optimized out>) at ../../include/QtQml/5.15.2/QtQml/private/../../../../../src/qml/qml/ftw/qflagpointer_p.h:351
#71 0x00007f9ae6a39675 in CallMethod(QQmlObjectOrGadget const&, int, int, int, int*, QV4::ExecutionEngine*, QV4::CallData*, QMetaObject::Call) (object=..., index=<optimized out>, returnType=<optimized out>, argCount=<optimized out>, argTypes=<optimized out>, engine=<optimized out>, callArgs=<optimized out>, callType=<optimized out>) at jsruntime/qv4qobjectwrapper.cpp:1301
#72 0x00007f9ae6a3b777 in CallPrecise(QQmlObjectOrGadget const&, QQmlPropertyData const&, QV4::ExecutionEngine*, QV4::CallData*, QMetaObject::Call) (object=..., data=..., engine=0x560dd7b8a8e0, callArgs=0x7f9ad97f25b8, callType=QMetaObject::InvokeMetaMethod) at ../../include/QtQml/5.15.2/QtQml/private/../../../../../src/qml/qml/qqmlpropertydata_p.h:285
#73 0x00007f9ae6a3c95f in QV4::QObjectMethod::callInternal(QV4::Value const*, QV4::Value const*, int) const () at jsruntime/qv4qobjectwrapper.cpp:1645
#74 0x00007f9ae6a6c82b in QV4::Runtime::CallPropertyLookup::call(QV4::ExecutionEngine*, QV4::Value const&, unsigned int, QV4::Value*, int) () at jsruntime/qv4functionobject_p.h:172
#75 0x00007f9ab880fa2c in  ()
#76 0x0000000000000000 in  ()
[Inferior 1 (process 16019) detached]

Possible duplicates by query: bug 435992, bug 435427, bug 434974, bug 434725, bug 434236.

Reported using DrKonqi