Bug 364348

Application: krusader (2.4.0-beta3 "Single Step")
KDE Platform Version: 4.14.16
Qt Version: 4.8.7
Operating System: Linux 4.4.0-24-generic x86_64
Distribution: Ubuntu 16.04 LTS

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

I tried to open the settings panel in Krusader. 
Krusader crashes every time, when I open the settings panel.

The crash can be reproduced every time.

-- Backtrace:
Application: Krusader (krusader), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f47e88e8900 (LWP 2280))]

Thread 3 (Thread 0x7f47d49e6700 (LWP 2281)):
#0  0x00007f47e4d3ae8d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f47e1c1031c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f47e1c1042c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f47e65432ce in QEventDispatcherGlib::processEvents (this=0x7f47d00008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:452
#4  0x00007f47e651118f in QEventLoop::processEvents (this=this@entry=0x7f47d49e5c80, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007f47e65114f5 in QEventLoop::exec (this=this@entry=0x7f47d49e5c80, flags=...) at kernel/qeventloop.cpp:204
#6  0x00007f47e6400549 in QThread::exec (this=this@entry=0x2100420) at thread/qthread.cpp:538
#7  0x00007f47e64f1223 in QInotifyFileSystemWatcherEngine::run (this=0x2100420) at io/qfilesystemwatcher_inotify.cpp:265
#8  0x00007f47e6402e3c in QThreadPrivate::start (arg=0x2100420) at thread/qthread_unix.cpp:352
#9  0x00007f47e2dd36fa in start_thread (arg=0x7f47d49e6700) at pthread_create.c:333
#10 0x00007f47e4d46b5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 2 (Thread 0x7f47cf22b700 (LWP 2283)):
#0  0x00007f47e1c54a49 in g_mutex_lock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f47e1c0f787 in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f47e1c1024b in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f47e1c1042c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f47e65432ce in QEventDispatcherGlib::processEvents (this=0x7f47c80008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:452
#5  0x00007f47e651118f in QEventLoop::processEvents (this=this@entry=0x7f47cf22ac80, flags=...) at kernel/qeventloop.cpp:149
#6  0x00007f47e65114f5 in QEventLoop::exec (this=this@entry=0x7f47cf22ac80, flags=...) at kernel/qeventloop.cpp:204
#7  0x00007f47e6400549 in QThread::exec (this=this@entry=0x23ee7a0) at thread/qthread.cpp:538
#8  0x00007f47e64f1223 in QInotifyFileSystemWatcherEngine::run (this=0x23ee7a0) at io/qfilesystemwatcher_inotify.cpp:265
#9  0x00007f47e6402e3c in QThreadPrivate::start (arg=0x23ee7a0) at thread/qthread_unix.cpp:352
#10 0x00007f47e2dd36fa in start_thread (arg=0x7f47cf22b700) at pthread_create.c:333
#11 0x00007f47e4d46b5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 1 (Thread 0x7f47e88e8900 (LWP 2280)):
[KCrash Handler]
#6  0x00007f47e795c6a8 in KSycocaEntry::name() const () from /usr/lib/libkdecore.so.5
#7  0x000000000051ed60 in KgProtocols::loadMimes (this=this@entry=0x2b83430) at /build/buildd/krusader-2.4.0~beta3/krusader/Konfigurator/kgprotocols.cpp:183
#8  0x000000000052110d in KgProtocols::KgProtocols (this=0x2b83430, first=<optimized out>, parent=<optimized out>) at /build/buildd/krusader-2.4.0~beta3/krusader/Konfigurator/kgprotocols.cpp:137
#9  0x0000000000510cd5 in Konfigurator::createLayout (this=this@entry=0x241f560, startPage=startPage@entry=0) at /build/buildd/krusader-2.4.0~beta3/krusader/Konfigurator/konfigurator.cpp:160
#10 0x0000000000510f7b in Konfigurator::Konfigurator (this=0x241f560, f=<optimized out>, startPage=0) at /build/buildd/krusader-2.4.0~beta3/krusader/Konfigurator/konfigurator.cpp:79
#11 0x0000000000469834 in KRslots::runKonfigurator (this=0x1d45730, firstTime=firstTime@entry=false) at /build/buildd/krusader-2.4.0~beta3/krusader/krslots.cpp:300
#12 0x000000000046c307 in KRslots::startKonfigurator (this=0x1d45730) at /build/buildd/krusader-2.4.0~beta3/krusader/krslots.h:99
#13 KRslots::qt_static_metacall (_o=0x1d45730, _id=<optimized out>, _a=<optimized out>, _c=<optimized out>) at /build/buildd/krusader-2.4.0~beta3/obj-x86_64-linux-gnu/krusader/krslots.moc:209
#14 0x00007f47e6527010 in QMetaObject::activate (sender=sender@entry=0x1e9a500, m=m@entry=0x7f47e634fda0 <QAction::staticMetaObject>, local_signal_index=local_signal_index@entry=1, argv=argv@entry=0x7ffd3f9c4390) at kernel/qobject.cpp:3567
#15 0x00007f47e5852d62 in QAction::triggered (this=this@entry=0x1e9a500, _t1=false) at .moc/release-shared/moc_qaction.cpp:276
#16 0x00007f47e58540b3 in QAction::activate (this=this@entry=0x1e9a500, event=event@entry=QAction::Trigger) at kernel/qaction.cpp:1257
#17 0x00007f47e5cb59fd in QMenuPrivate::activateCausedStack (this=this@entry=0x22375d0, causedStack=..., action=action@entry=0x1e9a500, action_e=action_e@entry=QAction::Trigger, self=self@entry=true) at widgets/qmenu.cpp:1037
#18 0x00007f47e5cb9de9 in QMenuPrivate::activateAction (this=0x22375d0, action=0x1e9a500, action_e=QAction::Trigger, self=<optimized out>) at widgets/qmenu.cpp:1129
#19 0x00007f47e81e0663 in KMenu::mouseReleaseEvent(QMouseEvent*) () from /usr/lib/libkdeui.so.5
#20 0x00007f47e58af8d0 in QWidget::event (this=this@entry=0x1dd5a40, event=event@entry=0x7ffd3f9c4ab0) at kernel/qwidget.cpp:8775
#21 0x00007f47e5cbdffb in QMenu::event (this=0x1dd5a40, e=0x7ffd3f9c4ab0) at widgets/qmenu.cpp:2480
#22 0x00007f47e5858fdc in QApplicationPrivate::notify_helper (this=this@entry=0x1bf8210, receiver=receiver@entry=0x1dd5a40, e=e@entry=0x7ffd3f9c4ab0) at kernel/qapplication.cpp:4570
#23 0x00007f47e58600d6 in QApplication::notify (this=<optimized out>, receiver=0x1dd5a40, e=0x7ffd3f9c4ab0) at kernel/qapplication.cpp:4113
#24 0x00007f47e81166aa in KApplication::notify(QObject*, QEvent*) () from /usr/lib/libkdeui.so.5
#25 0x00007f47e651290d in QCoreApplication::notifyInternal (this=0x7ffd3f9c53a0, receiver=receiver@entry=0x1dd5a40, event=event@entry=0x7ffd3f9c4ab0) at kernel/qcoreapplication.cpp:955
#26 0x00007f47e585f6dd in QCoreApplication::sendEvent (event=<optimized out>, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#27 QApplicationPrivate::sendMouseEvent (receiver=receiver@entry=0x1dd5a40, event=event@entry=0x7ffd3f9c4ab0, alienWidget=alienWidget@entry=0x0, nativeWidget=nativeWidget@entry=0x1dd5a40, buttonDown=buttonDown@entry=0x7f47e6384368 <qt_button_down>, lastMouseReceiver=..., spontaneous=true) at kernel/qapplication.cpp:3178
#28 0x00007f47e58ddd7c in QETWidget::translateMouseEvent (this=this@entry=0x1dd5a40, event=event@entry=0x7ffd3f9c4de0) at kernel/qapplication_x11.cpp:4572
#29 0x00007f47e58dcc83 in QApplication::x11ProcessEvent (this=0x7ffd3f9c53a0, event=event@entry=0x7ffd3f9c4de0) at kernel/qapplication_x11.cpp:3626
#30 0x00007f47e5906542 in x11EventSourceDispatch (s=0x1bd9bf0, callback=0x0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:146
#31 0x00007f47e1c10127 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#32 0x00007f47e1c10380 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#33 0x00007f47e1c1042c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#34 0x00007f47e65432ae in QEventDispatcherGlib::processEvents (this=0x1bb7ab0, flags=...) at kernel/qeventdispatcher_glib.cpp:450
#35 0x00007f47e5906616 in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#36 0x00007f47e651118f in QEventLoop::processEvents (this=this@entry=0x7ffd3f9c51c0, flags=...) at kernel/qeventloop.cpp:149
#37 0x00007f47e65114f5 in QEventLoop::exec (this=this@entry=0x7ffd3f9c51c0, flags=...) at kernel/qeventloop.cpp:204
#38 0x00007f47e65174b9 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1227
#39 0x00007f47e585722c in QApplication::exec () at kernel/qapplication.cpp:3828
#40 0x000000000044c47d in main (argc=1067209440, argv=<optimized out>) at /build/buildd/krusader-2.4.0~beta3/krusader/main.cpp:324

Possible duplicates by query: bug 348592.

Reported using DrKonqi