Application: systemsettings5 (5.9.90) Qt Version: 5.7.1 Frameworks Version: 5.31.0 Operating System: Linux 4.9.8-040908-lowlatency x86_64 Distribution: KDE neon Developer Edition -- Information about the crash: - What I was doing when the application crashed: I changed the dafault one for any other one, hit apply then close the window. This happens everytime, even if you don't make any changes. Just open System Settings>Window decoration and close the window. The crash can be reproduced sometimes. -- Backtrace: Application: System Settings (systemsettings5), signal: Segmentation fault Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1". [Current thread is 1 (Thread 0x7f5ca5dd08c0 (LWP 13981))] Thread 7 (Thread 0x7f5c53014700 (LWP 13991)): #0 0x00007f5c9d5c3a79 in g_mutex_lock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #1 0x00007f5c9d57f290 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #2 0x00007f5c9d57f49c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #3 0x00007f5ca2de475b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #4 0x00007f5ca2d8f0ba in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #5 0x00007f5ca2bbef64 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #6 0x00007f5ca14eabf5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5 #7 0x00007f5ca2bc3b48 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #8 0x00007f5c9f6746ba in start_thread (arg=0x7f5c53014700) at pthread_create.c:333 #9 0x00007f5ca24c382d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109 Thread 6 (Thread 0x7f5c709f3700 (LWP 13989)): #0 0x00007f5ca24b369d in read () at ../sysdeps/unix/syscall-template.S:84 #1 0x00007f5c9d5c26f0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #2 0x00007f5c9d57ee74 in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #3 0x00007f5c9d57f330 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #4 0x00007f5c9d57f49c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #5 0x00007f5ca2de475b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #6 0x00007f5ca2d8f0ba in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #7 0x00007f5ca2bbef64 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #8 0x00007f5ca14eabf5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5 #9 0x00007f5ca2bc3b48 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #10 0x00007f5c9f6746ba in start_thread (arg=0x7f5c709f3700) at pthread_create.c:333 #11 0x00007f5ca24c382d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109 Thread 5 (Thread 0x7f5c719f4700 (LWP 13988)): #0 0x00007f5ca24b7b5d in poll () at ../sysdeps/unix/syscall-template.S:84 #1 0x00007f5c9d57f38c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #2 0x00007f5c9d57f49c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #3 0x00007f5ca2de475b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #4 0x00007f5ca2d8f0ba in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #5 0x00007f5ca2bbef64 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #6 0x00007f5ca14eabf5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5 #7 0x00007f5ca2bc3b48 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #8 0x00007f5c9f6746ba in start_thread (arg=0x7f5c719f4700) at pthread_create.c:333 #9 0x00007f5ca24c382d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109 Thread 4 (Thread 0x7f5c7b4ac700 (LWP 13986)): #0 0x00007f5ca24b369d in read () at ../sysdeps/unix/syscall-template.S:84 #1 0x00007f5c9d5c26f0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #2 0x00007f5c9d57ee74 in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #3 0x00007f5c9d57f330 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #4 0x00007f5c9d57f49c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #5 0x00007f5ca2de475b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #6 0x00007f5ca2d8f0ba in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #7 0x00007f5ca2bbef64 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #8 0x00007f5ca14eabf5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5 #9 0x00007f5ca2bc3b48 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #10 0x00007f5c9f6746ba in start_thread (arg=0x7f5c7b4ac700) at pthread_create.c:333 #11 0x00007f5ca24c382d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109 Thread 3 (Thread 0x7f5c8bfff700 (LWP 13984)): #0 0x00007f5ca24b7b5d in poll () at ../sysdeps/unix/syscall-template.S:84 #1 0x00007f5c9d57f38c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #2 0x00007f5c9d57f49c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #3 0x00007f5ca2de475b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #4 0x00007f5ca2d8f0ba in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #5 0x00007f5ca2bbef64 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #6 0x00007f5ca5f22735 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5 #7 0x00007f5ca2bc3b48 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #8 0x00007f5c9f6746ba in start_thread (arg=0x7f5c8bfff700) at pthread_create.c:333 #9 0x00007f5ca24c382d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109 Thread 2 (Thread 0x7f5c9465c700 (LWP 13983)): #0 0x00007f5ca24b7b5d in poll () at ../sysdeps/unix/syscall-template.S:84 #1 0x00007f5c9fefec62 in ?? () from /usr/lib/x86_64-linux-gnu/libxcb.so.1 #2 0x00007f5c9ff008d7 in xcb_wait_for_event () from /usr/lib/x86_64-linux-gnu/libxcb.so.1 #3 0x00007f5c96be8d79 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5 #4 0x00007f5ca2bc3b48 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #5 0x00007f5c9f6746ba in start_thread (arg=0x7f5c9465c700) at pthread_create.c:333 #6 0x00007f5ca24c382d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109 Thread 1 (Thread 0x7f5ca5dd08c0 (LWP 13981)): [KCrash Handler] #6 0x00007f5ca13c5025 in QV4::WeakValue::free() () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5 #7 0x00007f5ca1431cd9 in QV4::QObjectWrapper::destroyObject(bool) () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5 #8 0x00007f5ca12cb74c in QV4::MemoryManager::sweep(bool) () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5 #9 0x00007f5ca12cd28c in QV4::MemoryManager::~MemoryManager() () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5 #10 0x00007f5ca13b56f2 in QV4::ExecutionEngine::~ExecutionEngine() () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5 #11 0x00007f5ca14ec648 in QV8Engine::~QV8Engine() () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5 #12 0x00007f5ca14ec769 in QV8Engine::~QV8Engine() () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5 #13 0x00007f5ca134a686 in QJSEngine::~QJSEngine() () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5 #14 0x00007f5ca145b265 in QQmlEngine::~QQmlEngine() () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5 #15 0x00007f5ca145b319 in QQmlEngine::~QQmlEngine() () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5 #16 0x00007f5ca2dba663 in QObjectPrivate::deleteChildren() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #17 0x00007f5ca2dc3814 in QObject::~QObject() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #18 0x00007f5ca17bf454 in QQuickWindow::~QQuickWindow() () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 #19 0x00007f5ca186ee89 in QQuickView::~QQuickView() () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 #20 0x00007f5ca42e33d5 in QWindowContainer::~QWindowContainer() () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 #21 0x00007f5ca42e33f9 in QWindowContainer::~QWindowContainer() () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 #22 0x00007f5ca2dba663 in QObjectPrivate::deleteChildren() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #23 0x00007f5ca42c18e4 in QWidget::~QWidget() () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 #24 0x00007f5ca42c1bb9 in QWidget::~QWidget() () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 #25 0x00007f5ca2dba663 in QObjectPrivate::deleteChildren() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #26 0x00007f5ca42c18e4 in QWidget::~QWidget() () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 #27 0x00007f5ca42c1bb9 in QWidget::~QWidget() () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 #28 0x00007f5ca2dba663 in QObjectPrivate::deleteChildren() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #29 0x00007f5ca42c18e4 in QWidget::~QWidget() () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 #30 0x00007f5ca440d769 in QStackedWidget::~QStackedWidget() () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 #31 0x00007f5ca2dba663 in QObjectPrivate::deleteChildren() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #32 0x00007f5ca42c18e4 in QWidget::~QWidget() () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 #33 0x00007f5ca441a2f9 in QTabWidget::~QTabWidget() () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 #34 0x00007f5ca2dba663 in QObjectPrivate::deleteChildren() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #35 0x00007f5ca42c18e4 in QWidget::~QWidget() () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 #36 0x00007f5c6b17b0de in KDecoration2::Configuration::ConfigurationForm::~ConfigurationForm (this=0x20348a0, __in_chrg=<optimized out>) at /workspace/build/kcmkwin/kwindecoration/kcm.h:41 #37 KDecoration2::Configuration::ConfigurationForm::~ConfigurationForm (this=0x20348a0, __in_chrg=<optimized out>) at /workspace/build/kcmkwin/kwindecoration/kcm.h:41 #38 0x00007f5ca2dba663 in QObjectPrivate::deleteChildren() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #39 0x00007f5ca42c18e4 in QWidget::~QWidget() () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 #40 0x00007f5ca4f63afd in KCModule::~KCModule (this=0x4136ef0, __in_chrg=<optimized out>) at /workspace/build/src/kcmodule.cpp:177 #41 0x00007f5c6b1779a1 in KDecoration2::Configuration::ConfigurationModule::~ConfigurationModule (this=0x4136ef0, __in_chrg=<optimized out>) at /workspace/build/kcmkwin/kwindecoration/kcm.h:47 #42 KDecoration2::Configuration::ConfigurationModule::~ConfigurationModule (this=0x4136ef0, __in_chrg=<optimized out>) at /workspace/build/kcmkwin/kwindecoration/kcm.h:47 #43 0x00007f5ca59512b4 in KCModuleProxy::deleteClient (this=this@entry=0x23460c0) at /workspace/build/src/kcmoduleproxy.cpp:217 #44 0x00007f5ca595135a in KCModuleProxy::~KCModuleProxy (this=0x23460c0, __in_chrg=<optimized out>) at /workspace/build/src/kcmoduleproxy.cpp:208 #45 0x00007f5ca59514f9 in KCModuleProxy::~KCModuleProxy (this=0x23460c0, __in_chrg=<optimized out>) at /workspace/build/src/kcmoduleproxy.cpp:212 #46 0x00007f5ca2dba663 in QObjectPrivate::deleteChildren() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #47 0x00007f5ca42c18e4 in QWidget::~QWidget() () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 #48 0x00007f5ca42c1bb9 in QWidget::~QWidget() () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 #49 0x00007f5ca2dba663 in QObjectPrivate::deleteChildren() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #50 0x00007f5ca42c18e4 in QWidget::~QWidget() () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 #51 0x00007f5ca4438319 in QScrollArea::~QScrollArea() () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 #52 0x00007f5ca2dba663 in QObjectPrivate::deleteChildren() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #53 0x00007f5ca42c18e4 in QWidget::~QWidget() () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 #54 0x00007f5ca487090e in KPageStackedWidget::~KPageStackedWidget (this=0x1673890, __in_chrg=<optimized out>) at /workspace/build/src/kpageview_p.h:37 #55 KPageStackedWidget::~KPageStackedWidget (this=0x1673890, __in_chrg=<optimized out>) at /workspace/build/src/kpageview_p.h:37 #56 0x00007f5ca2dba663 in QObjectPrivate::deleteChildren() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #57 0x00007f5ca42c18e4 in QWidget::~QWidget() () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 #58 0x00007f5ca4874b99 in KPageWidget::~KPageWidget (this=0x1674b60, __in_chrg=<optimized out>) at /workspace/build/src/kpagewidget.cpp:80 #59 0x00007f5ca2dba663 in QObjectPrivate::deleteChildren() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #60 0x00007f5ca42c18e4 in QWidget::~QWidget() () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 #61 0x00007f5ca5b8cb49 in ModuleView::~ModuleView (this=0x162c7b0, __in_chrg=<optimized out>) at /workspace/build/core/ModuleView.cpp:115 #62 0x00007f5ca2dba663 in QObjectPrivate::deleteChildren() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #63 0x00007f5ca42c18e4 in QWidget::~QWidget() () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 #64 0x00007f5ca440d769 in QStackedWidget::~QStackedWidget() () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 #65 0x00007f5ca2dba663 in QObjectPrivate::deleteChildren() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #66 0x00007f5ca42c18e4 in QWidget::~QWidget() () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 #67 0x00007f5ca440d769 in QStackedWidget::~QStackedWidget() () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 #68 0x00007f5ca2dba663 in QObjectPrivate::deleteChildren() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #69 0x00007f5ca42c18e4 in QWidget::~QWidget() () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 #70 0x00007f5ca569bcc1 in KMainWindow::~KMainWindow (this=0x1438d80, __in_chrg=<optimized out>) at /workspace/build/src/kmainwindow.cpp:395 #71 0x000000000040ef3b in SettingsBase::~SettingsBase (this=0x1438d80, __in_chrg=<optimized out>, __vtt_parm=<optimized out>) at /workspace/build/app/SettingsBase.cpp:73 #72 0x000000000040ef99 in SettingsBase::~SettingsBase (this=0x1438d80, __in_chrg=<optimized out>, __vtt_parm=<optimized out>) at /workspace/build/app/SettingsBase.cpp:76 #73 0x00007f5ca2dbcdd0 in QObject::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #74 0x00007f5ca42c612b in QWidget::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 #75 0x00007f5ca43c3e3b in QMainWindow::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 #76 0x00007f5ca569e157 in KMainWindow::event (this=this@entry=0x1438d80, ev=ev@entry=0x64f9520) at /workspace/build/src/kmainwindow.cpp:867 #77 0x00007f5ca56e32d5 in KXmlGuiWindow::event (this=0x1438d80, ev=0x64f9520) at /workspace/build/src/kxmlguiwindow.cpp:119 #78 0x00007f5ca427eecc in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 #79 0x00007f5ca42868c6 in QApplication::notify(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 #80 0x00007f5ca2d910c8 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #81 0x00007f5ca2d9378b in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #82 0x00007f5ca2de4333 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #83 0x00007f5c9d57f197 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #84 0x00007f5c9d57f3f0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #85 0x00007f5c9d57f49c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #86 0x00007f5ca2de473f in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #87 0x00007f5ca2d8f0ba in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #88 0x00007f5ca2d976cc in QCoreApplication::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #89 0x000000000040c2a0 in main (argc=1, argv=<optimized out>) at /workspace/build/app/main.cpp:56 Possible duplicates by query: bug 375955, bug 375935, bug 375925, bug 375903, bug 375891. Reported using DrKonqi
*** This bug has been marked as a duplicate of bug 373628 ***