Bug 380891

Application: dolphin (17.04.1)

Qt Version: 5.7.1
Frameworks Version: 5.34.0
Operating System: Linux 4.4.0-78-generic x86_64
Distribution: KDE neon User Edition 5.10

-- Information about the crash:
This crash has happened when searching for files in Dolphin, i.e., from a specified directory, ctrl+f and type the search pattern.

-- Backtrace:
Application: Dolphin (dolphin), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f547e20f8c0 (LWP 1859))]

Thread 4 (Thread 0x7f546bfff700 (LWP 1864)):
#0  0x00007f5490f16b5d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f5485c7838c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f5485c7849c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f548bca475b in QEventDispatcherGlib::processEvents (this=0x7f54640008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007f548bc4f0ba in QEventLoop::exec (this=this@entry=0x7f546bffed00, flags=..., flags@entry=...) at kernel/qeventloop.cpp:212
#5  0x00007f548ba7ef64 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:507
#6  0x00007f548ba83b48 in QThreadPrivate::start (arg=0x2beb830) at thread/qthread_unix.cpp:368
#7  0x00007f5487f836ba in start_thread (arg=0x7f546bfff700) at pthread_create.c:333
#8  0x00007f5490f2282d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 3 (Thread 0x7f5479f12700 (LWP 1863)):
#0  0x00007f5485cbca79 in g_mutex_lock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f5485c78290 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f5485c7849c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f548bca475b in QEventDispatcherGlib::processEvents (this=0x7f546c0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007f548bc4f0ba in QEventLoop::exec (this=this@entry=0x7f5479f11cd0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:212
#5  0x00007f548ba7ef64 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:507
#6  0x00007f5491604735 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5
#7  0x00007f548ba83b48 in QThreadPrivate::start (arg=0x7f5491678d60) at thread/qthread_unix.cpp:368
#8  0x00007f5487f836ba in start_thread (arg=0x7f5479f12700) at pthread_create.c:333
#9  0x00007f5490f2282d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 2 (Thread 0x7f547b8f5700 (LWP 1862)):
#0  0x00007f5490f16b5d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f5484f79c62 in ?? () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#2  0x00007f5484f7b8d7 in xcb_wait_for_event () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#3  0x00007f547de4dd79 in QXcbEventReader::run (this=0x25847d0) at qxcbconnection.cpp:1343
#4  0x00007f548ba83b48 in QThreadPrivate::start (arg=0x25847d0) at thread/qthread_unix.cpp:368
#5  0x00007f5487f836ba in start_thread (arg=0x7f547b8f5700) at pthread_create.c:333
#6  0x00007f5490f2282d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 1 (Thread 0x7f547e20f8c0 (LWP 1859)):
[KCrash Handler]
#6  DolphinTabPage::splitViewEnabled (this=this@entry=0x0) at /workspace/build/src/dolphintabpage.cpp:71
#7  0x00007f5491229179 in DolphinMainWindow::updateSplitAction (this=this@entry=0x25f78e0) at /workspace/build/src/dolphinmainwindow.cpp:1474
#8  0x00007f5491229459 in DolphinMainWindow::updateViewActions (this=this@entry=0x25f78e0) at /workspace/build/src/dolphinmainwindow.cpp:1337
#9  0x00007f5491231217 in DolphinMainWindow::activeViewChanged (this=0x25f78e0, viewContainer=0x2ba00e0) at /workspace/build/src/dolphinmainwindow.cpp:942
#10 0x00007f548bc7c1f6 in QtPrivate::QSlotObjectBase::call (a=0x7fffa524cb40, r=0x25f78e0, this=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qobject_impl.h:101
#11 QMetaObject::activate (sender=0x25fe8e0, signalOffset=<optimized out>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x7fffa524cb40) at kernel/qobject.cpp:3723
#12 0x00007f548bc7c837 in QMetaObject::activate (sender=<optimized out>, m=m@entry=0x7f54914b8400 <DolphinTabWidget::staticMetaObject>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x7fffa524cb40) at kernel/qobject.cpp:3602
#13 0x00007f5491281bff in DolphinTabWidget::activeViewChanged (this=<optimized out>, _t1=0x2ba00e0) at /workspace/build/obj-x86_64-linux-gnu/src/moc_dolphintabwidget.cpp:275
#14 0x00007f548bc7c1f6 in QtPrivate::QSlotObjectBase::call (a=0x7fffa524cc90, r=0x25fe8e0, this=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qobject_impl.h:101
#15 QMetaObject::activate (sender=sender@entry=0x2a31c40, signalOffset=<optimized out>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x7fffa524cc90) at kernel/qobject.cpp:3723
#16 0x00007f548bc7c837 in QMetaObject::activate (sender=sender@entry=0x2a31c40, m=m@entry=0x7f54914b8440 <DolphinTabPage::staticMetaObject>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x7fffa524cc90) at kernel/qobject.cpp:3602
#17 0x00007f5491281b4f in DolphinTabPage::activeViewChanged (this=this@entry=0x2a31c40, _t1=0x2ba00e0) at /workspace/build/obj-x86_64-linux-gnu/src/moc_dolphintabpage.cpp:161
#18 0x00007f549123c59a in DolphinTabPage::slotViewActivated (this=0x2a31c40) at /workspace/build/src/dolphintabpage.cpp:316
#19 0x00007f548bc7c1f6 in QtPrivate::QSlotObjectBase::call (a=0x7fffa524ce60, r=0x2a31c40, this=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qobject_impl.h:101
#20 QMetaObject::activate (sender=sender@entry=0x2f58eb0, signalOffset=<optimized out>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x0) at kernel/qobject.cpp:3723
#21 0x00007f548bc7c837 in QMetaObject::activate (sender=sender@entry=0x2f58eb0, m=m@entry=0x7f5490e17960 <DolphinView::staticMetaObject>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x0) at kernel/qobject.cpp:3602
#22 0x00007f5490bd8e70 in DolphinView::activated (this=this@entry=0x2f58eb0) at /workspace/build/obj-x86_64-linux-gnu/src/moc_dolphinview.cpp:846
#23 0x00007f5490bb31a6 in DolphinView::setActive (this=0x2f58eb0, active=<optimized out>) at /workspace/build/src/views/dolphinview.cpp:220
#24 0x00007f548bc7c1f6 in QtPrivate::QSlotObjectBase::call (a=0x7fffa524cf90, r=0x2ba00e0, this=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qobject_impl.h:101
#25 QMetaObject::activate (sender=sender@entry=0x2b97200, signalOffset=<optimized out>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x0) at kernel/qobject.cpp:3723
#26 0x00007f548bc7c837 in QMetaObject::activate (sender=sender@entry=0x2b97200, m=m@entry=0x7f54901d76e0 <KUrlNavigator::staticMetaObject>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x0) at kernel/qobject.cpp:3602
#27 0x00007f548ffa02f0 in KUrlNavigator::activated (this=this@entry=0x2b97200) at /workspace/build/obj-x86_64-linux-gnu/src/filewidgets/moc_kurlnavigator.cpp:299
#28 0x00007f548ffa15fd in KUrlNavigator::setActive (this=0x2b97200, active=active@entry=true) at /workspace/build/src/filewidgets/kurlnavigator.cpp:966
#29 0x00007f5491234103 in DolphinViewContainer::setActive (this=0x2ba00e0, active=true) at /workspace/build/src/dolphinviewcontainer.cpp:209
#30 0x00007f548bc7c1f6 in QtPrivate::QSlotObjectBase::call (a=0x7fffa524d120, r=0x2ba00e0, this=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qobject_impl.h:101
#31 QMetaObject::activate (sender=sender@entry=0x2f51320, signalOffset=<optimized out>, local_signal_index=local_signal_index@entry=4, argv=argv@entry=0x0) at kernel/qobject.cpp:3723
#32 0x00007f548bc7c837 in QMetaObject::activate (sender=sender@entry=0x2f51320, m=m@entry=0x7f54914b7fc0 <DolphinSearchBox::staticMetaObject>, local_signal_index=local_signal_index@entry=4, argv=argv@entry=0x0) at kernel/qobject.cpp:3602
#33 0x00007f5491282343 in DolphinSearchBox::activated (this=this@entry=0x2f51320) at /workspace/build/obj-x86_64-linux-gnu/src/moc_dolphinsearchbox.cpp:231
#34 0x00007f54912632b9 in DolphinSearchBox::setActive (active=true, this=0x2f51320) at /workspace/build/src/search/dolphinsearchbox.cpp:184
#35 DolphinSearchBox::eventFilter (this=0x2f51320, obj=0x2eb4da0, event=0x7fffa524d410) at /workspace/build/src/search/dolphinsearchbox.cpp:233
#36 0x00007f548bc50e32 in QCoreApplicationPrivate::sendThroughObjectEventFilters (receiver=receiver@entry=0x2eb4da0, event=event@entry=0x7fffa524d410) at kernel/qcoreapplication.cpp:1099
#37 0x00007f548c52fea5 in QApplicationPrivate::notify_helper (this=<optimized out>, receiver=0x2eb4da0, e=0x7fffa524d410) at kernel/qapplication.cpp:3795
#38 0x00007f548c5378c6 in QApplication::notify (this=0x7fffa524edd0, receiver=0x2eb4da0, e=0x7fffa524d410) at kernel/qapplication.cpp:3556
#39 0x00007f548bc510c8 in QCoreApplication::notifyInternal2 (receiver=receiver@entry=0x2eb4da0, event=event@entry=0x7fffa524d410) at kernel/qcoreapplication.cpp:988
#40 0x00007f548c535846 in QCoreApplication::sendEvent (event=0x7fffa524d410, receiver=0x2eb4da0) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#41 QApplicationPrivate::setFocusWidget (focus=focus@entry=0x2eb4da0, reason=reason@entry=Qt::OtherFocusReason) at kernel/qapplication.cpp:1873
#42 0x00007f548c5719ed in QWidget::setFocus (this=0x2eb4da0, reason=reason@entry=Qt::OtherFocusReason) at kernel/qwidget.cpp:6556
#43 0x00007f5491260902 in QWidget::setFocus (this=<optimized out>) at /usr/include/x86_64-linux-gnu/qt5/QtWidgets/qwidget.h:411
#44 DolphinSearchBox::showEvent (this=0x2f51320, event=<optimized out>) at /workspace/build/src/search/dolphinsearchbox.cpp:205
#45 0x00007f548c576f38 in QWidget::event (this=0x2f51320, event=0x7fffa524d7a0) at kernel/qwidget.cpp:9161
#46 0x00007f548c52fecc in QApplicationPrivate::notify_helper (this=<optimized out>, receiver=0x2f51320, e=0x7fffa524d7a0) at kernel/qapplication.cpp:3799
#47 0x00007f548c5378c6 in QApplication::notify (this=0x7fffa524edd0, receiver=0x2f51320, e=0x7fffa524d7a0) at kernel/qapplication.cpp:3556
#48 0x00007f548bc510c8 in QCoreApplication::notifyInternal2 (receiver=receiver@entry=0x2f51320, event=event@entry=0x7fffa524d7a0) at kernel/qcoreapplication.cpp:988
#49 0x00007f548c573c13 in QCoreApplication::sendEvent (event=0x7fffa524d7a0, receiver=0x2f51320) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#50 QWidgetPrivate::show_helper (this=0x2f514a0) at kernel/qwidget.cpp:7919
#51 0x00007f548c573966 in QWidgetPrivate::show_recursive (this=<optimized out>) at kernel/qwidget.cpp:7790
#52 0x00007f548c573a77 in QWidgetPrivate::showChildren (this=this@entry=0x2e96af0, spontaneous=spontaneous@entry=false) at kernel/qwidget.cpp:8296
#53 0x00007f548c573b0f in QWidgetPrivate::show_helper (this=0x2e96af0) at kernel/qwidget.cpp:7866
#54 0x00007f548c573966 in QWidgetPrivate::show_recursive (this=<optimized out>) at kernel/qwidget.cpp:7790
#55 0x00007f548c573a77 in QWidgetPrivate::showChildren (this=this@entry=0x2bbe5c0, spontaneous=spontaneous@entry=false) at kernel/qwidget.cpp:8296
#56 0x00007f548c573b0f in QWidgetPrivate::show_helper (this=0x2bbe5c0) at kernel/qwidget.cpp:7866
#57 0x00007f548c573966 in QWidgetPrivate::show_recursive (this=<optimized out>) at kernel/qwidget.cpp:7790
#58 0x00007f548c573a77 in QWidgetPrivate::showChildren (this=this@entry=0x2bc7360, spontaneous=spontaneous@entry=false) at kernel/qwidget.cpp:8296
#59 0x00007f548c573b0f in QWidgetPrivate::show_helper (this=this@entry=0x2bc7360) at kernel/qwidget.cpp:7866
#60 0x00007f548c57690d in QWidget::setVisible (this=0x2a31c40, visible=<optimized out>) at kernel/qwidget.cpp:8215
#61 0x00007f548c5582a7 in QStackedLayout::setCurrentIndex (this=0x2629f50, index=0) at kernel/qstackedlayout.cpp:321
#62 0x00007f548c558b50 in QStackedLayout::takeAt (this=0x2629f50, index=1) at kernel/qstackedlayout.cpp:273
#63 0x00007f548c5535ef in QLayout::removeWidget (this=0x2629f50, widget=0x2a9c150) at kernel/qlayout.cpp:1374
#64 0x00007f548c6be9b0 in QStackedWidget::removeWidget (this=<optimized out>, widget=<optimized out>) at widgets/qstackedwidget.cpp:199
#65 0x00007f548c6cb6a6 in QTabWidget::removeTab (this=this@entry=0x25fe8e0, index=index@entry=1) at widgets/qtabwidget.cpp:616
#66 0x00007f549123df74 in DolphinTabWidget::closeTab (this=0x25fe8e0, index=1) at /workspace/build/src/dolphintabwidget.cpp:222
#67 0x00007f548bc7c1f6 in QtPrivate::QSlotObjectBase::call (a=0x7fffa524dd30, r=0x25fe8e0, this=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qobject_impl.h:101
#68 QMetaObject::activate (sender=0x25fe8e0, signalOffset=<optimized out>, local_signal_index=local_signal_index@entry=1, argv=argv@entry=0x7fffa524dd30) at kernel/qobject.cpp:3723
#69 0x00007f548bc7c837 in QMetaObject::activate (sender=<optimized out>, m=m@entry=0x7f548ca15360 <QTabWidget::staticMetaObject>, local_signal_index=local_signal_index@entry=1, argv=argv@entry=0x7fffa524dd30) at kernel/qobject.cpp:3602
#70 0x00007f548c6cb3f1 in QTabWidget::tabCloseRequested (this=<optimized out>, _t1=1) at .moc/moc_qtabwidget.cpp:327
#71 0x00007f548c6cd85b in QTabWidget::qt_static_metacall (_o=<optimized out>, _c=<optimized out>, _id=<optimized out>, _a=<optimized out>) at .moc/moc_qtabwidget.cpp:169
#72 0x00007f548bc7be89 in QMetaObject::activate (sender=0x25f4360, signalOffset=<optimized out>, local_signal_index=local_signal_index@entry=1, argv=argv@entry=0x7fffa524ded0) at kernel/qobject.cpp:3740
#73 0x00007f548bc7c837 in QMetaObject::activate (sender=<optimized out>, m=m@entry=0x7f548ca15060 <QTabBar::staticMetaObject>, local_signal_index=local_signal_index@entry=1, argv=argv@entry=0x7fffa524ded0) at kernel/qobject.cpp:3602
#74 0x00007f548c6c0d91 in QTabBar::tabCloseRequested (this=<optimized out>, _t1=1) at .moc/moc_qtabbar.cpp:339
#75 0x00007f548bc7be89 in QMetaObject::activate (sender=sender@entry=0x2b58b10, signalOffset=<optimized out>, local_signal_index=local_signal_index@entry=2, argv=argv@entry=0x7fffa524e020) at kernel/qobject.cpp:3740
#76 0x00007f548bc7c837 in QMetaObject::activate (sender=sender@entry=0x2b58b10, m=m@entry=0x7f548ca09480 <QAbstractButton::staticMetaObject>, local_signal_index=local_signal_index@entry=2, argv=argv@entry=0x7fffa524e020) at kernel/qobject.cpp:3602
#77 0x00007f548c616a42 in QAbstractButton::clicked (this=this@entry=0x2b58b10, _t1=false) at .moc/moc_qabstractbutton.cpp:307
#78 0x00007f548c616c94 in QAbstractButtonPrivate::emitClicked (this=0x2afe900) at widgets/qabstractbutton.cpp:411
#79 0x00007f548c618967 in QAbstractButtonPrivate::click (this=0x2afe900) at widgets/qabstractbutton.cpp:404
#80 0x00007f548c618ae4 in QAbstractButton::mouseReleaseEvent (this=0x2b58b10, e=0x7fffa524e4e0) at widgets/qabstractbutton.cpp:1009
#81 0x00007f548c576f38 in QWidget::event (this=0x2b58b10, event=0x7fffa524e4e0) at kernel/qwidget.cpp:9161
#82 0x00007f548c52fecc in QApplicationPrivate::notify_helper (this=<optimized out>, receiver=0x2b58b10, e=0x7fffa524e4e0) at kernel/qapplication.cpp:3799
#83 0x00007f548c538165 in QApplication::notify (this=<optimized out>, receiver=0x2b58b10, e=0x7fffa524e4e0) at kernel/qapplication.cpp:3273
#84 0x00007f548bc510c8 in QCoreApplication::notifyInternal2 (receiver=receiver@entry=0x2b58b10, event=event@entry=0x7fffa524e4e0) at kernel/qcoreapplication.cpp:988
#85 0x00007f548c536e8f in QCoreApplication::sendEvent (event=<optimized out>, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#86 QApplicationPrivate::sendMouseEvent (receiver=receiver@entry=0x2b58b10, event=event@entry=0x7fffa524e4e0, alienWidget=alienWidget@entry=0x2b58b10, nativeWidget=0x25f4360, buttonDown=buttonDown@entry=0x7f548ca33c80 <qt_button_down>, lastMouseReceiver=..., spontaneous=true) at kernel/qapplication.cpp:2771
#87 0x00007f548c591236 in QWidgetWindow::handleMouseEvent (this=this@entry=0x30453f0, event=event@entry=0x7fffa524e8f0) at kernel/qwidgetwindow.cpp:617
#88 0x00007f548c593c83 in QWidgetWindow::event (this=0x30453f0, event=0x7fffa524e8f0) at kernel/qwidgetwindow.cpp:239
#89 0x00007f548c52fecc in QApplicationPrivate::notify_helper (this=<optimized out>, receiver=0x30453f0, e=0x7fffa524e8f0) at kernel/qapplication.cpp:3799
#90 0x00007f548c5378c6 in QApplication::notify (this=0x7fffa524edd0, receiver=0x30453f0, e=0x7fffa524e8f0) at kernel/qapplication.cpp:3556
#91 0x00007f548bc510c8 in QCoreApplication::notifyInternal2 (receiver=receiver@entry=0x30453f0, event=event@entry=0x7fffa524e8f0) at kernel/qcoreapplication.cpp:988
#92 0x00007f548bf945a0 in QCoreApplication::sendSpontaneousEvent (event=0x7fffa524e8f0, receiver=0x30453f0) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:234
#93 QGuiApplicationPrivate::processMouseEvent (e=0x2ab0a40) at kernel/qguiapplication.cpp:1903
#94 0x00007f548bf964a5 in QGuiApplicationPrivate::processWindowSystemEvent (e=e@entry=0x2ab0a40) at kernel/qguiapplication.cpp:1687
#95 0x00007f548bf7432b in QWindowSystemInterface::sendWindowSystemEvents (flags=...) at kernel/qwindowsysteminterface.cpp:659
#96 0x00007f547de84270 in userEventSourceDispatch (source=<optimized out>) at eventdispatchers/qeventdispatcher_glib.cpp:76
#97 0x00007f5485c78197 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#98 0x00007f5485c783f0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#99 0x00007f5485c7849c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#100 0x00007f548bca473f in QEventDispatcherGlib::processEvents (this=0x25af5a0, flags=...) at kernel/qeventdispatcher_glib.cpp:423
#101 0x00007f548bc4f0ba in QEventLoop::exec (this=this@entry=0x7fffa524ec90, flags=..., flags@entry=...) at kernel/qeventloop.cpp:212
#102 0x00007f548bc576cc in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1261
#103 0x00007f548bf8c24c in QGuiApplication::exec () at kernel/qguiapplication.cpp:1633
#104 0x00007f548c52fe25 in QApplication::exec () at kernel/qapplication.cpp:2975
#105 0x00007f549124275a in kdemain (argc=1, argv=<optimized out>) at /workspace/build/src/main.cpp:163
#106 0x00007f5490e3c830 in __libc_start_main (main=0x4006b0 <main(int, char**)>, argc=1, argv=0x7fffa524ef58, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7fffa524ef48) at ../csu/libc-start.c:291
#107 0x00000000004006e9 in _start ()

Possible duplicates by query: bug 379135.

Reported using DrKonqi