Bug 407943

Application: dolphin (18.12.3)

Qt Version: 5.9.7
Frameworks Version: 5.55.0
Operating System: Linux 4.12.14-lp151.27-default x86_64
Distribution: "openSUSE Leap 15.1"

-- Information about the crash:
when I load system and mount all my partitions from 4 disks (including windows partitions) , there are repeated devices with a red cross in the left side. When i hide about two, it crashs, again and again until I hide them all.

The crash can be reproduced sometimes.

-- Backtrace:
Application: Dolphin (dolphin), signal: Segmentation fault
Using host libthread_db library "/lib64/libthread_db.so.1".
[Current thread is 1 (Thread 0x7fd551e35f40 (LWP 13023))]

Thread 4 (Thread 0x7fd52960a700 (LWP 13027)):
#0  0x00007fd5516c119b in poll () from /lib64/libc.so.6
#1  0x00007fd5440b51a9 in ?? () from /usr/lib64/libglib-2.0.so.0
#2  0x00007fd5440b52bc in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#3  0x00007fd54b85196b in QEventDispatcherGlib::processEvents (this=0x7fd524000b10, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007fd54b7f690a in QEventLoop::exec (this=this@entry=0x7fd529609cb0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:212
#5  0x00007fd54b614daa in QThread::exec (this=<optimized out>) at thread/qthread.cpp:515
#6  0x00007fd54b619ced in QThreadPrivate::start (arg=0x55cd3e302ce0) at thread/qthread_unix.cpp:368
#7  0x00007fd5464f6569 in start_thread () from /lib64/libpthread.so.0
#8  0x00007fd5516cb9ef in clone () from /lib64/libc.so.6

Thread 3 (Thread 0x7fd533bcc700 (LWP 13026)):
#0  0x00007fd5516c119b in poll () from /lib64/libc.so.6
#1  0x00007fd5440b51a9 in ?? () from /usr/lib64/libglib-2.0.so.0
#2  0x00007fd5440b52bc in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#3  0x00007fd54b85196b in QEventDispatcherGlib::processEvents (this=0x7fd52c000b10, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007fd54b7f690a in QEventLoop::exec (this=this@entry=0x7fd533bcbc80, flags=..., flags@entry=...) at kernel/qeventloop.cpp:212
#5  0x00007fd54b614daa in QThread::exec (this=<optimized out>) at thread/qthread.cpp:515
#6  0x00007fd54bcd19e5 in ?? () from /usr/lib64/libQt5DBus.so.5
#7  0x00007fd54b619ced in QThreadPrivate::start (arg=0x7fd54bf44d60) at thread/qthread_unix.cpp:368
#8  0x00007fd5464f6569 in start_thread () from /lib64/libpthread.so.0
#9  0x00007fd5516cb9ef in clone () from /lib64/libc.so.6

Thread 2 (Thread 0x7fd53a0ba700 (LWP 13025)):
#0  0x00007fd5516c119b in poll () from /lib64/libc.so.6
#1  0x00007fd542dea307 in ?? () from /usr/lib64/libxcb.so.1
#2  0x00007fd542debf3a in xcb_wait_for_event () from /usr/lib64/libxcb.so.1
#3  0x00007fd53ce72939 in QXcbEventReader::run (this=0x55cd3ddcf110) at qxcbconnection.cpp:1334
#4  0x00007fd54b619ced in QThreadPrivate::start (arg=0x55cd3ddcf110) at thread/qthread_unix.cpp:368
#5  0x00007fd5464f6569 in start_thread () from /lib64/libpthread.so.0
#6  0x00007fd5516cb9ef in clone () from /lib64/libc.so.6

Thread 1 (Thread 0x7fd551e35f40 (LWP 13023)):
[KCrash Handler]
#6  QScopedPointer<QObjectData, QScopedPointerDeleter<QObjectData> >::data (this=0x8) at ../../include/QtCore/../../src/corelib/tools/qscopedpointer.h:140
#7  qGetPtrHelper<QScopedPointer<QObjectData> > (p=...) at ../../include/QtCore/../../src/corelib/global/qglobal.h:999
#8  QObject::d_func (this=0x0) at kernel/qobject.h:121
#9  QMetaObject::activate (sender=0x0, signalOffset=3, local_signal_index=local_signal_index@entry=3, argv=argv@entry=0x7ffeb3b37c40) at kernel/qobject.cpp:3639
#10 0x00007fd54b827c07 in QMetaObject::activate (sender=<optimized out>, m=m@entry=0x7fd5515cef40 <KItemModelBase::staticMetaObject>, local_signal_index=local_signal_index@entry=3, argv=argv@entry=0x7ffeb3b37c40) at kernel/qobject.cpp:3629
#11 0x00007fd55138f8ba in KItemModelBase::itemsChanged (this=<optimized out>, _t1=..., _t2=...) at /usr/src/debug/dolphin-18.12.3-lp151.1.16.x86_64/build/src/dolphinprivate_autogen/Z3MQH7AOBD/moc_kitemmodelbase.cpp:262
#12 0x00007fd551342b42 in KStandardItem::setDataValue (this=this@entry=0x55cd3e3defb0, role=..., value=...) at /usr/src/debug/dolphin-18.12.3-lp151.1.16.x86_64/src/kitemviews/kstandarditem.cpp:117
#13 0x00007fd5519f5643 in PlacesItem::setHidden (this=this@entry=0x55cd3e3defb0, hidden=<optimized out>) at /usr/src/debug/dolphin-18.12.3-lp151.1.16.x86_64/src/panels/places/placesitem.cpp:85
#14 0x00007fd5519f39b5 in PlacesPanel::slotItemContextMenuRequested (this=0x55cd3dfd66b0, index=<optimized out>, pos=...) at /usr/src/debug/dolphin-18.12.3-lp151.1.16.x86_64/src/panels/places/placespanel.cpp:260
#15 0x00007fd54b82764f in QtPrivate::QSlotObjectBase::call (a=0x7ffeb3b37f80, r=0x55cd3dfd66b0, this=0x55cd3e274e40) at ../../include/QtCore/../../src/corelib/kernel/qobject_impl.h:101
#16 QMetaObject::activate (sender=0x55cd3e23d720, signalOffset=<optimized out>, local_signal_index=local_signal_index@entry=3, argv=argv@entry=0x7ffeb3b37f80) at kernel/qobject.cpp:3750
#17 0x00007fd54b827c07 in QMetaObject::activate (sender=<optimized out>, m=m@entry=0x7fd5515cf0c0 <KItemListController::staticMetaObject>, local_signal_index=local_signal_index@entry=3, argv=argv@entry=0x7ffeb3b37f80) at kernel/qobject.cpp:3629
#18 0x00007fd55138eb56 in KItemListController::itemContextMenuRequested (this=<optimized out>, _t1=<optimized out>, _t2=...) at /usr/src/debug/dolphin-18.12.3-lp151.1.16.x86_64/build/src/dolphinprivate_autogen/Z3MQH7AOBD/moc_kitemlistcontroller.cpp:449
#19 0x00007fd55132869e in KItemListController::mousePressEvent (this=0x55cd3e23d720, event=0x7ffeb3b38800, transform=...) at /usr/src/debug/dolphin-18.12.3-lp151.1.16.x86_64/src/kitemviews/kitemlistcontroller.cpp:636
#20 0x00007fd551327fca in KItemListController::processEvent (this=this@entry=0x55cd3e23d720, event=event@entry=0x7ffeb3b38800, transform=...) at /usr/src/debug/dolphin-18.12.3-lp151.1.16.x86_64/src/kitemviews/kitemlistcontroller.cpp:1052
#21 0x00007fd551339b25 in KItemListView::event (this=0x55cd3df469c0, event=0x7ffeb3b38800) at /usr/src/debug/dolphin-18.12.3-lp151.1.16.x86_64/src/kitemviews/kitemlistview.cpp:923
#22 0x00007fd54c82d3dc in QApplicationPrivate::notify_helper (this=this@entry=0x55cd3ddaf2d0, receiver=receiver@entry=0x55cd3df469c0, e=e@entry=0x7ffeb3b38800) at kernel/qapplication.cpp:3723
#23 0x00007fd54c834ca4 in QApplication::notify (this=0x7ffeb3b39620, receiver=0x55cd3df469c0, e=0x7ffeb3b38800) at kernel/qapplication.cpp:3482
#24 0x00007fd54b7f88d8 in QCoreApplication::notifyInternal2 (receiver=0x55cd3df469c0, event=0x7ffeb3b38800) at kernel/qcoreapplication.cpp:1024
#25 0x00007fd54c82d6fe in QCoreApplication::sendSpontaneousEvent (event=event@entry=0x7ffeb3b38800, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:236
#26 qt_sendSpontaneousEvent (receiver=<optimized out>, event=event@entry=0x7ffeb3b38800) at kernel/qapplication.cpp:4161
#27 0x00007fd54cb2cf83 in QGraphicsScenePrivate::sendEvent (this=<optimized out>, item=0x55cd3df469d0, event=0x7ffeb3b38800) at graphicsview/qgraphicsscene.cpp:1245
#28 0x00007fd54cb2d348 in QGraphicsScenePrivate::sendMouseEvent (this=this@entry=0x55cd3e374d00, mouseEvent=mouseEvent@entry=0x7ffeb3b38800) at graphicsview/qgraphicsscene.cpp:1323
#29 0x00007fd54cb350eb in QGraphicsScenePrivate::mousePressEventHandler (this=this@entry=0x55cd3e374d00, mouseEvent=mouseEvent@entry=0x7ffeb3b38800) at graphicsview/qgraphicsscene.cpp:1450
#30 0x00007fd54cb35329 in QGraphicsScene::mousePressEvent (this=<optimized out>, mouseEvent=0x7ffeb3b38800) at graphicsview/qgraphicsscene.cpp:4043
#31 0x00007fd54cb3c440 in QGraphicsScene::event (this=0x55cd3e2a1170, event=0x7ffeb3b38800) at graphicsview/qgraphicsscene.cpp:3407
#32 0x00007fd54c82d3dc in QApplicationPrivate::notify_helper (this=this@entry=0x55cd3ddaf2d0, receiver=receiver@entry=0x55cd3e2a1170, e=e@entry=0x7ffeb3b38800) at kernel/qapplication.cpp:3723
#33 0x00007fd54c834ca4 in QApplication::notify (this=0x7ffeb3b39620, receiver=0x55cd3e2a1170, e=0x7ffeb3b38800) at kernel/qapplication.cpp:3482
#34 0x00007fd54b7f88d8 in QCoreApplication::notifyInternal2 (receiver=0x55cd3e2a1170, event=0x7ffeb3b38800) at kernel/qcoreapplication.cpp:1024
#35 0x00007fd54c82d6fe in QCoreApplication::sendSpontaneousEvent (event=event@entry=0x7ffeb3b38800, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:236
#36 qt_sendSpontaneousEvent (receiver=<optimized out>, event=event@entry=0x7ffeb3b38800) at kernel/qapplication.cpp:4161
#37 0x00007fd54cb59363 in QGraphicsView::mousePressEvent (this=0x55cd3e315120, event=0x7ffeb3b38d70) at graphicsview/qgraphicsview.cpp:3259
#38 0x00007fd54c86c53f in QWidget::event (this=this@entry=0x55cd3e315120, event=event@entry=0x7ffeb3b38d70) at kernel/qwidget.cpp:8896
#39 0x00007fd54c90ceee in QFrame::event (this=0x55cd3e315120, e=0x7ffeb3b38d70) at widgets/qframe.cpp:550
#40 0x00007fd54cb5a63b in QGraphicsView::viewportEvent (this=0x55cd3e315120, event=0x7ffeb3b38d70) at graphicsview/qgraphicsview.cpp:2966
#41 0x00007fd54b7f85bc in QCoreApplicationPrivate::sendThroughObjectEventFilters (receiver=receiver@entry=0x55cd3e27a8e0, event=event@entry=0x7ffeb3b38d70) at kernel/qcoreapplication.cpp:1135
#42 0x00007fd54c82d3b5 in QApplicationPrivate::notify_helper (this=this@entry=0x55cd3ddaf2d0, receiver=receiver@entry=0x55cd3e27a8e0, e=e@entry=0x7ffeb3b38d70) at kernel/qapplication.cpp:3719
#43 0x00007fd54c8351ff in QApplication::notify (this=<optimized out>, receiver=0x55cd3e27a8e0, e=0x7ffeb3b38d70) at kernel/qapplication.cpp:3199
#44 0x00007fd54b7f88d8 in QCoreApplication::notifyInternal2 (receiver=receiver@entry=0x55cd3e27a8e0, event=event@entry=0x7ffeb3b38d70) at kernel/qcoreapplication.cpp:1024
#45 0x00007fd54c8341d2 in QCoreApplication::sendEvent (event=<optimized out>, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:233
#46 QApplicationPrivate::sendMouseEvent (receiver=receiver@entry=0x55cd3e27a8e0, event=event@entry=0x7ffeb3b38d70, alienWidget=alienWidget@entry=0x55cd3e27a8e0, nativeWidget=0x55cd3de7c440, buttonDown=buttonDown@entry=0x7fd54cf1f7d0 <qt_button_down>, lastMouseReceiver=..., spontaneous=true) at kernel/qapplication.cpp:2705
#47 0x00007fd54c886d0b in QWidgetWindow::handleMouseEvent (this=this@entry=0x55cd3e037140, event=event@entry=0x7ffeb3b39170) at kernel/qwidgetwindow.cpp:628
#48 0x00007fd54c88937a in QWidgetWindow::event (this=0x55cd3e037140, event=0x7ffeb3b39170) at kernel/qwidgetwindow.cpp:250
#49 0x00007fd54c82d3dc in QApplicationPrivate::notify_helper (this=this@entry=0x55cd3ddaf2d0, receiver=receiver@entry=0x55cd3e037140, e=e@entry=0x7ffeb3b39170) at kernel/qapplication.cpp:3723
#50 0x00007fd54c834ca4 in QApplication::notify (this=0x7ffeb3b39620, receiver=0x55cd3e037140, e=0x7ffeb3b39170) at kernel/qapplication.cpp:3482
#51 0x00007fd54b7f88d8 in QCoreApplication::notifyInternal2 (receiver=receiver@entry=0x55cd3e037140, event=event@entry=0x7ffeb3b39170) at kernel/qcoreapplication.cpp:1024
#52 0x00007fd54c059ea3 in QCoreApplication::sendSpontaneousEvent (event=0x7ffeb3b39170, receiver=0x55cd3e037140) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:236
#53 QGuiApplicationPrivate::processMouseEvent (e=0x55cd3e668be0) at kernel/qguiapplication.cpp:1952
#54 0x00007fd54c05b975 in QGuiApplicationPrivate::processWindowSystemEvent (e=e@entry=0x55cd3e668be0) at kernel/qguiapplication.cpp:1733
#55 0x00007fd54c032c0b in QWindowSystemInterface::sendWindowSystemEvents (flags=...) at kernel/qwindowsysteminterface.cpp:946
#56 0x00007fd53ced5a60 in userEventSourceDispatch (source=<optimized out>) at qeventdispatcher_glib.cpp:77
#57 0x00007fd5440b4e87 in g_main_context_dispatch () from /usr/lib64/libglib-2.0.so.0
#58 0x00007fd5440b5230 in ?? () from /usr/lib64/libglib-2.0.so.0
#59 0x00007fd5440b52bc in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#60 0x00007fd54b85194f in QEventDispatcherGlib::processEvents (this=0x55cd3de09510, flags=...) at kernel/qeventdispatcher_glib.cpp:423
#61 0x00007fd54b7f690a in QEventLoop::exec (this=this@entry=0x7ffeb3b39520, flags=..., flags@entry=...) at kernel/qeventloop.cpp:212
#62 0x00007fd54b7ff9b4 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1297
#63 0x00007fd54c050fac in QGuiApplication::exec () at kernel/qguiapplication.cpp:1679
#64 0x00007fd54c82d335 in QApplication::exec () at kernel/qapplication.cpp:2911
#65 0x00007fd5519d3bb2 in kdemain (argc=<optimized out>, argv=<optimized out>) at /usr/src/debug/dolphin-18.12.3-lp151.1.16.x86_64/src/main.cpp:151
#66 0x00007fd5515f3f8a in __libc_start_main () from /lib64/libc.so.6
#67 0x000055cd3c4ee80a in _start () at ../sysdeps/x86_64/start.S:120
[Inferior 1 (process 13023) detached]

Reported using DrKonqi