Bug 344872

Application: dolphin (4.14.2)
KDE Platform Version: 4.14.2
Qt Version: 4.8.6
Operating System: Linux 3.13.0-46-generic x86_64
Distribution: Ubuntu 14.04.2 LTS


-- 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 0x7f61e33f07c0 (LWP 6437))]

Thread 4 (Thread 0x7f61c578f700 (LWP 6438)):
#0  0x00007f61da3537ee in __pthread_mutex_unlock_usercnt (decr=1, mutex=0x7f61c0000a60) at pthread_mutex_unlock.c:57
#1  __GI___pthread_mutex_unlock (mutex=0x7f61c0000a60) at pthread_mutex_unlock.c:310
#2  0x00007f61d9eb29b1 in g_mutex_unlock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f61d9e70680 in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f61d9e70f03 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f61d9e710ec in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007f61decea7be in QEventDispatcherGlib::processEvents (this=0x7f61c00008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:436
#7  0x00007f61decbc0af in QEventLoop::processEvents (this=this@entry=0x7f61c578ede0, flags=...) at kernel/qeventloop.cpp:149
#8  0x00007f61decbc3a5 in QEventLoop::exec (this=this@entry=0x7f61c578ede0, flags=...) at kernel/qeventloop.cpp:204
#9  0x00007f61debb8c5f in QThread::exec (this=this@entry=0x17e3a20) at thread/qthread.cpp:537
#10 0x00007f61dec9d823 in QInotifyFileSystemWatcherEngine::run (this=0x17e3a20) at io/qfilesystemwatcher_inotify.cpp:265
#11 0x00007f61debbb32f in QThreadPrivate::start (arg=0x17e3a20) at thread/qthread_unix.cpp:349
#12 0x00007f61da350182 in start_thread (arg=0x7f61c578f700) at pthread_create.c:312
#13 0x00007f61e2cba47d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 3 (Thread 0x7f61c4e7f700 (LWP 6439)):
#0  __GI___pthread_mutex_lock (mutex=0x0) at ../nptl/pthread_mutex_lock.c:63
#1  0x00007f61d9eb2981 in g_mutex_lock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f61d9e70699 in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f61d9e70f03 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f61d9e710ec in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f61decea7be in QEventDispatcherGlib::processEvents (this=0x7f61b80008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:436
#6  0x00007f61decbc0af in QEventLoop::processEvents (this=this@entry=0x7f61c4e7ee20, flags=...) at kernel/qeventloop.cpp:149
#7  0x00007f61decbc3a5 in QEventLoop::exec (this=this@entry=0x7f61c4e7ee20, flags=...) at kernel/qeventloop.cpp:204
#8  0x00007f61debb8c5f in QThread::exec (this=<optimized out>) at thread/qthread.cpp:537
#9  0x00007f61debbb32f in QThreadPrivate::start (arg=0x199d160) at thread/qthread_unix.cpp:349
#10 0x00007f61da350182 in start_thread (arg=0x7f61c4e7f700) at pthread_create.c:312
#11 0x00007f61e2cba47d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 2 (Thread 0x7f61bfda7700 (LWP 6440)):
#0  0x00007f61d9eb261a in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f61d9eb2979 in g_mutex_lock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f61d9e7087b in g_main_context_query () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f61d9e70f52 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f61d9e710ec in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f61decea7be in QEventDispatcherGlib::processEvents (this=0x7f61b40008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:436
#6  0x00007f61decbc0af in QEventLoop::processEvents (this=this@entry=0x7f61bfda6de0, flags=...) at kernel/qeventloop.cpp:149
#7  0x00007f61decbc3a5 in QEventLoop::exec (this=this@entry=0x7f61bfda6de0, flags=...) at kernel/qeventloop.cpp:204
#8  0x00007f61debb8c5f in QThread::exec (this=this@entry=0x19b61a0) at thread/qthread.cpp:537
#9  0x00007f61dec9d823 in QInotifyFileSystemWatcherEngine::run (this=0x19b61a0) at io/qfilesystemwatcher_inotify.cpp:265
#10 0x00007f61debbb32f in QThreadPrivate::start (arg=0x19b61a0) at thread/qthread_unix.cpp:349
#11 0x00007f61da350182 in start_thread (arg=0x7f61bfda7700) at pthread_create.c:312
#12 0x00007f61e2cba47d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 1 (Thread 0x7f61e33f07c0 (LWP 6437)):
[KCrash Handler]
#6  DolphinViewContainer::setAutoGrabFocus (this=0x0, grab=grab@entry=false) at ../../../dolphin/src/dolphinviewcontainer.cpp:222
#7  0x00007f61e2fce837 in DolphinMainWindow::slotTerminalDirectoryChanged (this=0x13c9420, url=...) at ../../../dolphin/src/dolphinmainwindow.cpp:315
#8  0x00007f61e2fcf449 in DolphinMainWindow::qt_static_metacall (_o=0x13c9420, _id=0, _a=0x7fff440b7c40, _c=<optimized out>) at ./dolphinmainwindow.moc:197
#9  0x00007f61decd187a in QMetaObject::activate (sender=sender@entry=0x14318c0, m=m@entry=0x7f61e322aba0 <TerminalPanel::staticMetaObject>, local_signal_index=local_signal_index@entry=1, argv=argv@entry=0x7fff440b7c40) at kernel/qobject.cpp:3539
#10 0x00007f61e30086d1 in changeUrl (_t1=..., this=0x14318c0) at ./terminalpanel.moc:119
#11 TerminalPanel::slotKonsolePartCurrentDirectoryChanged (this=0x14318c0, dir=...) at ../../../dolphin/src/panels/terminal/terminalpanel.cpp:193
#12 0x00007f61e3008749 in TerminalPanel::qt_static_metacall (_o=<optimized out>, _id=<optimized out>, _a=<optimized out>, _c=<optimized out>) at ./terminalpanel.moc:64
#13 0x00007f61decd187a in QMetaObject::activate (sender=0x1bffba0, m=<optimized out>, local_signal_index=<optimized out>, argv=0x7fff440b7dd0) at kernel/qobject.cpp:3539
#14 0x00007f61bef7f148 in currentDirectoryChanged (_t1=..., this=<optimized out>) at ./Part.moc:191
#15 Konsole::Part::qt_static_metacall (_o=0x0, _id=0, _a=0x7fff440b7c40, _c=<optimized out>) at ./Part.moc:95
#16 0x00007f61decd187a in QMetaObject::activate (sender=0x1cb4c90, m=m@entry=0x7f61bef6d1e0 <Konsole::SessionController::staticMetaObject>, local_signal_index=local_signal_index@entry=2, argv=argv@entry=0x7fff440b7f00) at kernel/qobject.cpp:3539
#17 0x00007f61bed0ad85 in Konsole::SessionController::currentDirectoryChanged (this=<optimized out>, _t1=...) at ./SessionController.moc:280
#18 0x00007f61bed11f49 in Konsole::SessionController::qt_static_metacall (_o=0x0, _id=0, _a=0x7fff440b7c40, _c=<optimized out>) at ./SessionController.moc:156
#19 0x00007f61decd187a in QMetaObject::activate (sender=sender@entry=0x1c05650, m=m@entry=0x7f61bef6cda0 <Konsole::Session::staticMetaObject>, local_signal_index=local_signal_index@entry=4, argv=argv@entry=0x7fff440b8050) at kernel/qobject.cpp:3539
#20 0x00007f61bed01ab5 in Konsole::Session::currentDirectoryChanged (this=this@entry=0x1c05650, _t1=...) at ./Session.moc:343
#21 0x00007f61bed01b0c in Konsole::Session::updateWorkingDirectory (this=this@entry=0x1c05650) at ../../src/Session.cpp:297
#22 0x00007f61bed01d8c in Konsole::Session::getDynamicTitle (this=0x1c05650) at ../../src/Session.cpp:992
#23 0x00007f61bed0bf01 in Konsole::SessionController::snapshot (this=0x1cb4c90) at ../../src/SessionController.cpp:265
#24 0x00007f61bed11bbd in Konsole::SessionController::qt_static_metacall (_o=0x0, _id=0, _a=0x7fff440b7c40, _c=<optimized out>) at ./SessionController.moc:204
#25 0x00007f61decd187a in QMetaObject::activate (sender=sender@entry=0x1c05650, m=m@entry=0x7f61bef6cda0 <Konsole::Session::staticMetaObject>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x0) at kernel/qobject.cpp:3539
#26 0x00007f61bed018e0 in Konsole::Session::started (this=this@entry=0x1c05650) at ./Session.moc:317
#27 0x00007f61bed04cc9 in Konsole::Session::run (this=0x1c05650) at ../../src/Session.cpp:515
#28 0x00007f61e3008880 in TerminalPanel::showEvent (this=0x14318c0, event=0x7fff440b8800) at ../../../dolphin/src/panels/terminal/terminalpanel.cpp:121
#29 0x00007f61df7092a5 in QWidget::event (this=0x14318c0, event=0x7fff440b8800) at kernel/qwidget.cpp:8594
#30 0x00007f61df6b9e2c in QApplicationPrivate::notify_helper (this=this@entry=0x12767d0, receiver=receiver@entry=0x14318c0, e=e@entry=0x7fff440b8800) at kernel/qapplication.cpp:4567
#31 0x00007f61df6c04a0 in QApplication::notify (this=this@entry=0x7fff440b8ba0, receiver=receiver@entry=0x14318c0, e=e@entry=0x7fff440b8800) at kernel/qapplication.cpp:4353
#32 0x00007f61e03c9cca in KApplication::notify (this=0x7fff440b8ba0, receiver=0x14318c0, event=0x7fff440b8800) at ../../kdeui/kernel/kapplication.cpp:311
#33 0x00007f61decbd4dd in QCoreApplication::notifyInternal (this=0x7fff440b8ba0, receiver=receiver@entry=0x14318c0, event=event@entry=0x7fff440b8800) at kernel/qcoreapplication.cpp:953
#34 0x00007f61df706a0f in sendEvent (event=0x7fff440b8800, receiver=0x14318c0) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#35 QWidgetPrivate::show_helper (this=0x140c990) at kernel/qwidget.cpp:7556
#36 0x00007f61df70673c in QWidgetPrivate::show_recursive (this=<optimized out>) at kernel/qwidget.cpp:7427
#37 0x00007f61df70687a in QWidgetPrivate::showChildren (this=this@entry=0x1445f50, spontaneous=spontaneous@entry=false) at kernel/qwidget.cpp:7864
#38 0x00007f61df70690f in QWidgetPrivate::show_helper (this=0x1445f50) at kernel/qwidget.cpp:7503
#39 0x00007f61df70673c in QWidgetPrivate::show_recursive (this=<optimized out>) at kernel/qwidget.cpp:7427
#40 0x00007f61df70687a in QWidgetPrivate::showChildren (this=this@entry=0x13c5ac0, spontaneous=spontaneous@entry=false) at kernel/qwidget.cpp:7864
#41 0x00007f61df70690f in QWidgetPrivate::show_helper (this=this@entry=0x13c5ac0) at kernel/qwidget.cpp:7503
#42 0x00007f61df7086b4 in QWidget::setVisible (this=0x13c9420, visible=<optimized out>) at kernel/qwidget.cpp:7778
#43 0x00007f61e2fc3f5c in show (this=<optimized out>) at /usr/include/qt4/QtGui/qwidget.h:497
#44 DolphinApplication::DolphinApplication (this=0x7fff440b8ba0) at ../../../dolphin/src/dolphinapplication.cpp:84
#45 0x00007f61e2fd83ce in kdemain (argc=6, argv=0x7fff440b8cd8) at ../../../dolphin/src/main.cpp:89
#46 0x00007f61e2be1ec5 in __libc_start_main (main=0x4006d0 <main(int, char**)>, argc=6, argv=0x7fff440b8cd8, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7fff440b8cc8) at libc-start.c:287
#47 0x00000000004006fe in _start ()

Possible duplicates by query: bug 340926, bug 339502.

Report to https://bugs.kde.org/

Reproducible: Always

Steps to Reproduce:
1. right click on dropbox icon in system tray
2. select "recently modified files"
3. click on one of the file appearing in the list there

Actual Results:  
Crash

Expected Results:  
Dolphin opens the folder contaning the file