Bug 389320

Summary: I can not apply theme
Product: [Applications] systemsettings Reporter: Thiago Augusto Santos de Souza <augusto.ad>
Component: kcm_lookandfeelAssignee: Plasma Bugs List <plasma-bugs-null>
Status: RESOLVED WORKSFORME    
Severity: crash CC: nate
Priority: NOR Keywords: drkonqi
Version First Reported In: 5.11.5   
Target Milestone: ---   
Platform: Neon   
OS: Linux   
Latest Commit: Version Fixed/Implemented In:
Sentry Crash Report:

Description Thiago Augusto Santos de Souza 2018-01-22 16:10:02 UTC 
Application: systemsettings5 (5.11.5)

Qt Version: 5.9.3
Frameworks Version: 5.42.0
Operating System: Linux 4.14.14-041414-generic x86_64
Distribution: KDE neon User Edition 5.11

-- Information about the crash:
- What I was doing when the application crashed:

Ao selecionar a opção de temas da area de trabalho, simplesmente não aparece nada e ao usar a tecla tab, para de alguma forma tentar resolver o problema aparece o erro.

The crash can be reproduced every time.

-- Backtrace:
Application: Configurações do Sistema (systemsettings5), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7fb2020128c0 (LWP 9333))]

Thread 5 (Thread 0x7fb1d2a2f700 (LWP 9342)):
#0  0x00007fb1f7c06a79 in g_mutex_lock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fb1f7bc1c3e in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fb1f7bc2330 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fb1f7bc249c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fb1fe5ee6cb in QEventDispatcherGlib::processEvents (this=0x7fb1cc0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#5  0x00007fb1fe596e2a in QEventLoop::exec (this=this@entry=0x7fb1d2a2ece0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:212
#6  0x00007fb1fe3bf8f4 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:515
#7  0x00007fb1fc44fd25 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007fb1fe3c4709 in QThreadPrivate::start (arg=0xe5f910) at thread/qthread_unix.cpp:368
#9  0x00007fb1f9a876ba in start_thread (arg=0x7fb1d2a2f700) at pthread_create.c:333
#10 0x00007fb1fdcc741d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 4 (Thread 0x7fb1d6687700 (LWP 9338)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fb1dbe9148b in ?? () from /usr/lib/x86_64-linux-gnu/dri/r600_dri.so
#2  0x00007fb1dbe91397 in ?? () from /usr/lib/x86_64-linux-gnu/dri/r600_dri.so
#3  0x00007fb1f9a876ba in start_thread (arg=0x7fb1d6687700) at pthread_create.c:333
#4  0x00007fb1fdcc741d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 3 (Thread 0x7fb1d74bf700 (LWP 9337)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fb1dbe9148b in ?? () from /usr/lib/x86_64-linux-gnu/dri/r600_dri.so
#2  0x00007fb1dbe91397 in ?? () from /usr/lib/x86_64-linux-gnu/dri/r600_dri.so
#3  0x00007fb1f9a876ba in start_thread (arg=0x7fb1d74bf700) at pthread_create.c:333
#4  0x00007fb1fdcc741d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 2 (Thread 0x7fb1e581f700 (LWP 9336)):
#0  __libc_disable_asynccancel () at ../sysdeps/unix/sysv/linux/x86_64/cancellation.S:91
#1  0x00007fb1fdcb7289 in read () at ../sysdeps/unix/syscall-template.S:84
#2  0x00007fb1f7c056f0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fb1f7bc1e74 in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fb1f7bc2330 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fb1f7bc249c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007fb1fe5ee6cb in QEventDispatcherGlib::processEvents (this=0x7fb1e00008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#7  0x00007fb1fe596e2a in QEventLoop::exec (this=this@entry=0x7fb1e581ecd0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:212
#8  0x00007fb1fe3bf8f4 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:515
#9  0x00007fb1fea6e315 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5
#10 0x00007fb1fe3c4709 in QThreadPrivate::start (arg=0x7fb1fece2d40) at thread/qthread_unix.cpp:368
#11 0x00007fb1f9a876ba in start_thread (arg=0x7fb1e581f700) at pthread_create.c:333
#12 0x00007fb1fdcc741d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 1 (Thread 0x7fb2020128c0 (LWP 9333)):
[KCrash Handler]
#6  QQuickWindow::contentItem (this=0xe189480022c26335) at items/qquickwindow.cpp:1460
#7  0x00007fb1fc95a603 in QQuickItemPrivate::nextPrevItemInTabFocusChain (item=0xe79d00, forward=forward@entry=true) at items/qquickitem.cpp:2535
#8  0x00007fb1fc95b0e9 in QQuickItem::nextItemInFocusChain (this=<optimized out>, forward=forward@entry=true) at items/qquickitem.cpp:4680
#9  0x00007fb201a6dd82 in KCModuleQml::focusInEvent (this=0xe67ed0, event=0x7ffe18294b20) at /workspace/build/src/kcmoduleqml.cpp:196
#10 0x00007fb2001db237 in QWidget::event (this=0xe67ed0, event=0x7ffe18294b20) at kernel/qwidget.cpp:8937
#11 0x00007fb20019bb9c in QApplicationPrivate::notify_helper (this=<optimized out>, receiver=0xe67ed0, e=0x7ffe18294b20) at kernel/qapplication.cpp:3722
#12 0x00007fb2001a35a7 in QApplication::notify (this=0x7ffe182958d0, receiver=0xe67ed0, e=0x7ffe18294b20) at kernel/qapplication.cpp:3481
#13 0x00007fb1fe598df8 in QCoreApplication::notifyInternal2 (receiver=receiver@entry=0xe67ed0, event=event@entry=0x7ffe18294b20) at kernel/qcoreapplication.cpp:1018
#14 0x00007fb2001a1526 in QCoreApplication::sendEvent (event=0x7ffe18294b20, receiver=0xe67ed0) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:233
#15 QApplicationPrivate::setFocusWidget (focus=focus@entry=0xe67ed0, reason=reason@entry=Qt::TabFocusReason) at kernel/qapplication.cpp:1818
#16 0x00007fb2001d5731 in QWidget::setFocus (this=0xe67ed0, reason=Qt::TabFocusReason) at kernel/qwidget.cpp:6592
#17 0x00007fb2001d5ae0 in QWidget::focusNextPrevChild (this=<optimized out>, next=<optimized out>) at kernel/qwidget.cpp:6831
#18 0x00007fb2001d59ea in QWidget::focusNextPrevChild (this=0xa89e30, next=<optimized out>) at kernel/qwidget.cpp:6798
#19 0x00007fb2001d59ea in QWidget::focusNextPrevChild (this=0xd9ea20, next=<optimized out>) at kernel/qwidget.cpp:6798
#20 0x00007fb2001d59ea in QWidget::focusNextPrevChild (this=0xda0f00, next=<optimized out>) at kernel/qwidget.cpp:6798
#21 0x00007fb2001d59ea in QWidget::focusNextPrevChild (this=0xda12a0, next=<optimized out>) at kernel/qwidget.cpp:6798
#22 0x00007fb2001d59ea in QWidget::focusNextPrevChild (this=0xda1820, next=<optimized out>) at kernel/qwidget.cpp:6798
#23 0x00007fb2001d59ea in QWidget::focusNextPrevChild (this=this@entry=0xb62ac0, next=<optimized out>) at kernel/qwidget.cpp:6798
#24 0x00007fb200334e62 in QScrollArea::focusNextPrevChild (this=0xb62ac0, next=<optimized out>) at widgets/qscrollarea.cpp:425
#25 0x00007fb2001db9dc in QWidget::event (this=this@entry=0xb62ac0, event=event@entry=0x7ffe182954a0) at kernel/qwidget.cpp:8849
#26 0x00007fb2002822fe in QFrame::event (this=this@entry=0xb62ac0, e=e@entry=0x7ffe182954a0) at widgets/qframe.cpp:550
#27 0x00007fb20028b6c3 in QAbstractScrollArea::event (this=0xb62ac0, e=0x7ffe182954a0) at widgets/qabstractscrollarea.cpp:1155
#28 0x00007fb20019bb9c in QApplicationPrivate::notify_helper (this=<optimized out>, receiver=0xb62ac0, e=0x7ffe182954a0) at kernel/qapplication.cpp:3722
#29 0x00007fb2001a4ed6 in QApplication::notify (this=0x7ffe182958d0, receiver=0xb62ac0, e=0x7ffe182954a0) at kernel/qapplication.cpp:3116
#30 0x00007fb1fe598df8 in QCoreApplication::notifyInternal2 (receiver=0xb62ac0, event=0x7ffe182954a0) at kernel/qcoreapplication.cpp:1018
#31 0x00007fb2001f757b in QWidgetWindow::event (this=0xbea5e0, event=0x7ffe182954a0) at kernel/qwidgetwindow.cpp:236
#32 0x00007fb20019bb9c in QApplicationPrivate::notify_helper (this=<optimized out>, receiver=0xbea5e0, e=0x7ffe182954a0) at kernel/qapplication.cpp:3722
#33 0x00007fb2001a35a7 in QApplication::notify (this=0x7ffe182958d0, receiver=0xbea5e0, e=0x7ffe182954a0) at kernel/qapplication.cpp:3481
#34 0x00007fb1fe598df8 in QCoreApplication::notifyInternal2 (receiver=receiver@entry=0xbea5e0, event=event@entry=0x7ffe182954a0) at kernel/qcoreapplication.cpp:1018
#35 0x00007fb1ffa25408 in QCoreApplication::sendSpontaneousEvent (event=0x7ffe182954a0, receiver=0xbea5e0) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:236
#36 QGuiApplicationPrivate::processKeyEvent (e=0xf03b40) at kernel/qguiapplication.cpp:2075
#37 0x00007fb1ffa2a7a5 in QGuiApplicationPrivate::processWindowSystemEvent (e=e@entry=0xf03b40) at kernel/qguiapplication.cpp:1739
#38 0x00007fb1ffa0481b in QWindowSystemInterface::sendWindowSystemEvents (flags=...) at kernel/qwindowsysteminterface.cpp:939
#39 0x00007fb1f0f41440 in userEventSourceDispatch (source=<optimized out>) at qeventdispatcher_glib.cpp:77
#40 0x00007fb1f7bc2197 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#41 0x00007fb1f7bc23f0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#42 0x00007fb1f7bc249c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#43 0x00007fb1fe5ee6af in QEventDispatcherGlib::processEvents (this=0xa36990, flags=...) at kernel/qeventdispatcher_glib.cpp:423
#44 0x00007fb1fe596e2a in QEventLoop::exec (this=this@entry=0x7ffe182957b0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:212
#45 0x00007fb1fe59fd64 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1291
#46 0x00007fb1ffa2020c in QGuiApplication::exec () at kernel/qguiapplication.cpp:1679
#47 0x00007fb20019baf5 in QApplication::exec () at kernel/qapplication.cpp:2910
#48 0x000000000040b689 in main (argc=1, argv=<optimized out>) at /workspace/build/app/main.cpp:65

Reported using DrKonqi
Comment 1 Nate Graham 2020-10-12 22:03:39 UTC 
#7  0x00007fb1fc95a603 in QQuickItemPrivate::nextPrevItemInTabFocusChain (item=0xe79d00, forward=forward@entry=true) at items/qquickitem.cpp:2535
#8  0x00007fb1fc95b0e9 in QQuickItem::nextItemInFocusChain (this=<optimized out>, forward=forward@entry=true) at items/qquickitem.cpp:4680
#9  0x00007fb201a6dd82 in KCModuleQml::focusInEvent (this=0xe67ed0, event=0x7ffe18294b20) at /workspace/build/src/kcmoduleqml.cpp:196



Is this something you can reproduce with Plasma 5.19 or 5.20?
Comment 2 Bug Janitor Service 2020-10-27 04:33:29 UTC 
Dear Bug Submitter,

This bug has been in NEEDSINFO status with no change for at least
15 days. Please provide the requested information as soon as
possible and set the bug status as REPORTED. Due to regular bug
tracker maintenance, if the bug is still in NEEDSINFO status with
no change in 30 days the bug will be closed as RESOLVED > WORKSFORME
due to lack of needed information.

For more information about our bug triaging procedures please read the
wiki located here:
https://community.kde.org/Guidelines_and_HOWTOs/Bug_triaging

If you have already provided the requested information, please
mark the bug as REPORTED so that the KDE team knows that the bug is
ready to be confirmed.

Thank you for helping us make KDE software even better for everyone!
Comment 3 Bug Janitor Service 2020-11-11 04:33:58 UTC 
This bug has been in NEEDSINFO status with no change for at least
30 days. The bug is now closed as RESOLVED > WORKSFORME
due to lack of needed information.

For more information about our bug triaging procedures please read the
wiki located here:
https://community.kde.org/Guidelines_and_HOWTOs/Bug_triaging

Thank you for helping us make KDE software even better for everyone!