[dolphin] [Bug 427418] New: Dolphin (no su-mode) crashed after using and closing dolphin WITH superuser-mode

Holger bugzilla_noreply at kde.org
Wed Oct 7 11:10:23 BST 2020 

https://bugs.kde.org/show_bug.cgi?id=427418

            Bug ID: 427418
           Summary: Dolphin (no su-mode) crashed after using and closing
                    dolphin WITH superuser-mode
           Product: dolphin
           Version: 20.08.1
          Platform: openSUSE RPMs
                OS: Linux
            Status: REPORTED
          Keywords: drkonqi
          Severity: crash
          Priority: NOR
         Component: general
          Assignee: dolphin-bugs-null at kde.org
          Reporter: holger.werb at online.de
                CC: kfm-devel at kde.org
  Target Milestone: ---

Application: dolphin (20.08.1)

Qt Version: 5.15.1
Frameworks Version: 5.74.0
Operating System: Linux 5.8.12-1-default x86_64
Windowing system: X11
Distribution: "openSUSE Tumbleweed"

-- Information about the crash:
- What I was doing when the application crashed:
I installed Tumbleweed new to an old notebook of an friend. Than I copied some
Folders from an external HDD on the intern HDD (notebook). I copied them with
the dolphin in superuser-mode. 
After this I closed Dolphin in superuser-mode and went to start the "normal"
Dolphin. 
But this don't work (serveral times).

The crash can be reproduced every time.

-- Backtrace:
Application: Dolphin (dolphin), signal: Segmentation fault

[KCrash Handler]
#4  0x00007f783806f7ec in DolphinViewContainer::url (this=0x0) at
/usr/src/debug/dolphin-20.08.1-1.1.x86_64/src/dolphinviewcontainer.cpp:274
#5  DolphinMainWindow::preferredSearchTool (this=this at entry=0x55e1dac7b740) at
/usr/src/debug/dolphin-20.08.1-1.1.x86_64/src/dolphinmainwindow.cpp:975
#6  0x00007f783806f9ef in
DolphinMainWindow::updateOpenPreferredSearchToolAction (this=0x55e1dac7b740) at
/usr/src/debug/dolphin-20.08.1-1.1.x86_64/src/dolphinmainwindow.cpp:994
#7  0x00007f7835f7e091 in QObject::event (this=0x55e1dac7b740,
e=0x55e1db240e80) at kernel/qobject.cpp:1314
#8  0x00007f78375feee9 in KXmlGuiWindow::event (this=0x55e1dac7b740,
ev=0x55e1db240e80) at
/usr/src/debug/kxmlgui-5.74.0-1.1.x86_64/src/kxmlguiwindow.cpp:109
#9  0x00007f7836b6414f in QApplicationPrivate::notify_helper (this=<optimized
out>, receiver=0x55e1dac7b740, e=0x55e1db240e80) at
kernel/qapplication.cpp:3630
#10 0x00007f7835f5205a in QCoreApplication::notifyInternal2
(receiver=0x55e1dac7b740, event=0x55e1db240e80) at
../../include/QtCore/5.15.1/QtCore/private/../../../../../src/corelib/thread/qthread_p.h:325
#11 0x00007f7835f54a91 in QCoreApplicationPrivate::sendPostedEvents
(receiver=0x0, event_type=0, data=0x55e1daba8310) at
kernel/qcoreapplication.cpp:1817
#12 0x00007f7835fa9f23 in postEventSourceDispatch (s=0x55e1dac8c2b0) at
kernel/qeventdispatcher_glib.cpp:277
#13 0x00007f7833dfe2b7 in g_main_context_dispatch () from
/usr/lib64/libglib-2.0.so.0
#14 0x00007f7833dfe638 in ?? () from /usr/lib64/libglib-2.0.so.0
#15 0x00007f7833dfe6ef in g_main_context_iteration () from
/usr/lib64/libglib-2.0.so.0
#16 0x00007f7835fa95af in QEventDispatcherGlib::processEvents
(this=0x55e1dac8fdc0, flags=...) at kernel/qeventdispatcher_glib.cpp:423
#17 0x00007f7835f50a1b in QEventLoop::exec (this=this at entry=0x7ffd4349dd80,
flags=..., flags at entry=...) at
../../include/QtCore/../../src/corelib/global/qflags.h:141
#18 0x00007f7836d5cda7 in QDialog::exec (this=this at entry=0x7ffd4349de20) at
../../include/QtCore/../../src/corelib/global/qflags.h:121
#19 0x00007f7836d9110e in showNewMessageBox (parent=<optimized out>,
icon=icon at entry=QMessageBox::Critical, title=..., text=..., buttons=...,
defaultButton=defaultButton at entry=QMessageBox::NoButton) at
dialogs/qmessagebox.cpp:1647
#20 0x00007f7836d91236 in QMessageBox::critical (parent=<optimized out>,
title=..., text=..., buttons=..., buttons at entry=...,
defaultButton=defaultButton at entry=QMessageBox::NoButton) at
dialogs/qmessagebox.cpp:1779
#21 0x00007f7837c2b0f8 in KBookmarkManager::saveAs (this=0x55e1db1d2340,
filename=..., toolbarCache=toolbarCache at entry=true) at
/usr/include/qt5/QtCore/qflags.h:121
#22 0x00007f7837cba55d in KFilePlacesModel::KFilePlacesModel (this=<optimized
out>, alternativeApplicationName=..., parent=<optimized out>, this=<optimized
out>, alternativeApplicationName=..., parent=<optimized out>) at
/usr/src/debug/kio-5.74.0-1.1.x86_64/src/filewidgets/kfileplacesmodel.cpp:364
#23 0x00007f783807c510 in
DolphinPlacesModelSingleton::DolphinPlacesModelSingleton (this=<optimized out>)
at
/usr/src/debug/dolphin-20.08.1-1.1.x86_64/src/dolphinplacesmodelsingleton.cpp:26
#24 DolphinPlacesModelSingleton::instance () at
/usr/src/debug/dolphin-20.08.1-1.1.x86_64/src/dolphinplacesmodelsingleton.cpp:33
#25 0x00007f783807f399 in DolphinPlacesModelSingleton::instance () at
/usr/include/qt5/QtCore/qstring.h:1073
#26 DolphinViewContainer::DolphinViewContainer (this=<optimized out>, url=...,
parent=<optimized out>, this=<optimized out>, url=..., parent=<optimized out>)
at /usr/src/debug/dolphin-20.08.1-1.1.x86_64/src/dolphinviewcontainer.cpp:99
#27 0x00007f783807f431 in DolphinTabPage::createViewContainer
(this=this at entry=0x55e1db2422a0, url=...) at
/usr/src/debug/dolphin-20.08.1-1.1.x86_64/src/dolphintabpage.cpp:370
#28 0x00007f78380805ef in DolphinTabPage::DolphinTabPage
(parent=0x55e1dacdf520, secondaryUrl=..., primaryUrl=..., this=0x55e1db2422a0)
at /usr/src/debug/dolphin-20.08.1-1.1.x86_64/src/dolphintabpage.cpp:43
#29 DolphinTabWidget::openNewTab (this=0x55e1dacdf520, primaryUrl=...,
secondaryUrl=..., tabPlacement=DolphinTabWidget::AfterLastTab) at
/usr/src/debug/dolphin-20.08.1-1.1.x86_64/src/dolphintabwidget.cpp:171
#30 0x00007f783808103b in DolphinTabWidget::openNewActivatedTab
(secondaryUrl=..., primaryUrl=..., this=0x55e1dacdf520) at
/usr/src/debug/dolphin-20.08.1-1.1.x86_64/src/dolphintabwidget.cpp:217
#31 DolphinTabWidget::openDirectories (this=0x55e1dacdf520, dirs=...,
splitView=true) at
/usr/src/debug/dolphin-20.08.1-1.1.x86_64/src/dolphintabwidget.cpp:217
#32 0x00007f7838069355 in DolphinMainWindow::openDirectories (splitView=true,
dirs=..., this=0x55e1dac7b740) at
/usr/src/debug/dolphin-20.08.1-1.1.x86_64/src/dolphinmainwindow.cpp:230
#33 kdemain (argc=<optimized out>, argv=0x7ffd4349e460) at
/usr/src/debug/dolphin-20.08.1-1.1.x86_64/src/main.cpp:159
#34 0x00007f7837e76cca in __libc_start_main () from /lib64/libc.so.6
#35 0x000055e1da18408a in _start () at ../sysdeps/x86_64/start.S:120
[Inferior 1 (process 20028) detached]

The reporter indicates this bug may be a duplicate of or related to bug 426898.

Possible duplicates by query: bug 426898.

Reported using DrKonqi

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