Bug 349319

Application: dolphin (4.14.2)
KDE Platform Version: 4.14.2
Qt Version: 4.8.6
Operating System: Linux 3.13.0-55-generic x86_64
Distribution: Ubuntu 14.04.2 LTS

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

file Already Exits
overwrite the destination
source foo.file     destination foo.file
klick overwrite button and crash

The crash can be reproduced sometimes.

-- 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 0x7f7a1e1587c0 (LWP 8962))]

Thread 4 (Thread 0x7f7a00c1f700 (LWP 8963)):
#0  0x00007f7a14c0a61a in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f7a14c0a979 in g_mutex_lock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f7a14bc8a6c in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f7a14bc8f7b in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f7a14bc90ec in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f7a19a427be in QEventDispatcherGlib::processEvents (this=0x7f79fc0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:436
#6  0x00007f7a19a140af in QEventLoop::processEvents (this=this@entry=0x7f7a00c1ede0, flags=...) at kernel/qeventloop.cpp:149
#7  0x00007f7a19a143a5 in QEventLoop::exec (this=this@entry=0x7f7a00c1ede0, flags=...) at kernel/qeventloop.cpp:204
#8  0x00007f7a19910c5f in QThread::exec (this=this@entry=0x17177a0) at thread/qthread.cpp:537
#9  0x00007f7a199f5823 in QInotifyFileSystemWatcherEngine::run (this=0x17177a0) at io/qfilesystemwatcher_inotify.cpp:265
#10 0x00007f7a1991332f in QThreadPrivate::start (arg=0x17177a0) at thread/qthread_unix.cpp:349
#11 0x00007f7a150a8182 in start_thread (arg=0x7f7a00c1f700) at pthread_create.c:312
#12 0x00007f7a1da1247d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 3 (Thread 0x7f79fbfff700 (LWP 8964)):
#0  0x00007f7a14c0a610 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f7a14c0a979 in g_mutex_lock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f7a14bc81f8 in g_main_context_release () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f7a14bc8f91 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f7a14bc90ec in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f7a19a427be in QEventDispatcherGlib::processEvents (this=0x7f79f40008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:436
#6  0x00007f7a19a140af in QEventLoop::processEvents (this=this@entry=0x7f79fbffee20, flags=...) at kernel/qeventloop.cpp:149
#7  0x00007f7a19a143a5 in QEventLoop::exec (this=this@entry=0x7f79fbffee20, flags=...) at kernel/qeventloop.cpp:204
#8  0x00007f7a19910c5f in QThread::exec (this=<optimized out>) at thread/qthread.cpp:537
#9  0x00007f7a1991332f in QThreadPrivate::start (arg=0x19d7a70) at thread/qthread_unix.cpp:349
#10 0x00007f7a150a8182 in start_thread (arg=0x7f79fbfff700) at pthread_create.c:312
#11 0x00007f7a1da1247d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 2 (Thread 0x7f79fb387700 (LWP 8965)):
#0  0x00007f7a14c0a61a in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f7a14c0a979 in g_mutex_lock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f7a14bc8699 in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f7a14bc8f03 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f7a14bc90ec in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f7a19a427be in QEventDispatcherGlib::processEvents (this=0x7f79ec0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:436
#6  0x00007f7a19a140af in QEventLoop::processEvents (this=this@entry=0x7f79fb386de0, flags=...) at kernel/qeventloop.cpp:149
#7  0x00007f7a19a143a5 in QEventLoop::exec (this=this@entry=0x7f79fb386de0, flags=...) at kernel/qeventloop.cpp:204
#8  0x00007f7a19910c5f in QThread::exec (this=this@entry=0x19fa2d0) at thread/qthread.cpp:537
#9  0x00007f7a199f5823 in QInotifyFileSystemWatcherEngine::run (this=0x19fa2d0) at io/qfilesystemwatcher_inotify.cpp:265
#10 0x00007f7a1991332f in QThreadPrivate::start (arg=0x19fa2d0) at thread/qthread_unix.cpp:349
#11 0x00007f7a150a8182 in start_thread (arg=0x7f79fb387700) at pthread_create.c:312
#12 0x00007f7a1da1247d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 1 (Thread 0x7f7a1e1587c0 (LWP 8962)):
[KCrash Handler]
#6  deref (this=0x119d7b920) at ../../include/QtCore/../../src/corelib/arch/qatomic_x86_64.h:133
#7  QString::operator= (this=this@entry=0x2426e50, other=...) at tools/qstring.cpp:1411
#8  0x00007f7a1963275c in QDBusError::operator= (this=this@entry=0x2426e40, other=...) at qdbuserror.cpp:301
#9  0x00007f7a1964b807 in QDBusAbstractInterface::callWithArgumentList (this=this@entry=0x23e7620, mode=mode@entry=QDBus::NoBlock, method=..., args=...) at qdbusabstractinterface.cpp:470
#10 0x00007f7a1b11d2d4 in setInfoMessage (message=..., this=0x23e7620) at ./jobviewifacev2.h:64
#11 KUiServerJobTracker::description (this=<optimized out>, job=<optimized out>, title=..., field1=..., field2=...) at ../../kdeui/jobs/kuiserverjobtracker.cpp:205
#12 0x00007f7a19a2987a in QMetaObject::activate (sender=sender@entry=0x2018180, m=m@entry=0x7f7a1a232600 <KJob::staticMetaObject>, local_signal_index=local_signal_index@entry=4, argv=argv@entry=0x7ffed200d800) at kernel/qobject.cpp:3539
#13 0x00007f7a19ea2a41 in KJob::description (this=this@entry=0x2018180, _t1=_t1@entry=0x2018180, _t2=..., _t3=..., _t4=...) at ./kjob.moc:214
#14 0x00007f7a1b877989 in KIO::JobPrivate::emitMoving (job=0x2018180, src=..., dest=...) at ../../kio/kio/job.cpp:128
#15 0x00007f7a1b84d465 in KIO::CopyJobPrivate::slotReport (this=this@entry=0x1ab25e0) at ../../kio/kio/copyjob.cpp:544
#16 0x00007f7a1b8533b6 in KIO::CopyJobPrivate::statCurrentSrc (this=this@entry=0x1ab25e0) at ../../kio/kio/copyjob.cpp:810
#17 0x00007f7a1b853d84 in KIO::CopyJobPrivate::statNextSrc (this=this@entry=0x1ab25e0) at ../../kio/kio/copyjob.cpp:696
#18 0x00007f7a1b853e6b in KIO::CopyJobPrivate::sourceStated (this=this@entry=0x1ab25e0, entry=..., sourceUrl=...) at ../../kio/kio/copyjob.cpp:482
#19 0x00007f7a1b854788 in KIO::CopyJobPrivate::slotResultStating (this=0x1ab25e0, job=0x2202b20) at ../../kio/kio/copyjob.cpp:387
#20 0x00007f7a19a2987a in QMetaObject::activate (sender=sender@entry=0x2202b20, m=m@entry=0x7f7a1a232600 <KJob::staticMetaObject>, local_signal_index=local_signal_index@entry=3, argv=argv@entry=0x7ffed200dda0) at kernel/qobject.cpp:3539
#21 0x00007f7a19ea2912 in KJob::result (this=this@entry=0x2202b20, _t1=_t1@entry=0x2202b20) at ./kjob.moc:207
#22 0x00007f7a19ea2950 in KJob::emitResult (this=this@entry=0x2202b20) at ../../kdecore/jobs/kjob.cpp:318
#23 0x00007f7a1b87d96a in KIO::SimpleJob::slotFinished (this=this@entry=0x2202b20) at ../../kio/kio/job.cpp:496
#24 0x00007f7a1b87e4e0 in KIO::StatJob::slotFinished (this=0x2202b20) at ../../kio/kio/job.cpp:914
#25 0x00007f7a19a2987a in QMetaObject::activate (sender=0x1ae79d0, m=m@entry=0x7f7a1bc1fbe0 <KIO::SlaveInterface::staticMetaObject>, local_signal_index=local_signal_index@entry=4, argv=argv@entry=0x0) at kernel/qobject.cpp:3539
#26 0x00007f7a1b91ba43 in KIO::SlaveInterface::finished (this=<optimized out>) at ./slaveinterface.moc:184
#27 0x00007f7a1b91cf86 in KIO::SlaveInterface::dispatch (this=<optimized out>, _cmd=104, rawdata=...) at ../../kio/kio/slaveinterface.cpp:176
#28 0x00007f7a1b91aa7e in KIO::SlaveInterface::dispatch (this=0x1ae79d0) at ../../kio/kio/slaveinterface.cpp:92
#29 0x00007f7a1b90f6f6 in KIO::Slave::gotInput (this=0x1ae79d0) at ../../kio/kio/slave.cpp:344
#30 0x00007f7a19a2987a in QMetaObject::activate (sender=0x1ae8df0, m=m@entry=0x7f7a1bc19100 <KIO::Connection::staticMetaObject>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x0) at kernel/qobject.cpp:3539
#31 0x00007f7a1b84b070 in KIO::Connection::readyRead (this=<optimized out>) at ./connection.moc:105
#32 0x00007f7a1b84b761 in KIO::ConnectionPrivate::dequeue (this=0x1ae9080) at ../../kio/kio/connection.cpp:82
#33 0x00007f7a19a2dc1e in QObject::event (this=0x1ae8df0, e=<optimized out>) at kernel/qobject.cpp:1194
#34 0x00007f7a1a411e2c in QApplicationPrivate::notify_helper (this=this@entry=0x145c770, receiver=receiver@entry=0x1ae8df0, e=e@entry=0x20e6260) at kernel/qapplication.cpp:4567
#35 0x00007f7a1a4184a0 in QApplication::notify (this=this@entry=0x7ffed200eab0, receiver=receiver@entry=0x1ae8df0, e=e@entry=0x20e6260) at kernel/qapplication.cpp:4353
#36 0x00007f7a1b121cca in KApplication::notify (this=0x7ffed200eab0, receiver=0x1ae8df0, event=0x20e6260) at ../../kdeui/kernel/kapplication.cpp:311
#37 0x00007f7a19a154dd in QCoreApplication::notifyInternal (this=0x7ffed200eab0, receiver=receiver@entry=0x1ae8df0, event=event@entry=0x20e6260) at kernel/qcoreapplication.cpp:953
#38 0x00007f7a19a18b3d in sendEvent (event=0x20e6260, receiver=0x1ae8df0) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#39 QCoreApplicationPrivate::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0, data=0x1429120) at kernel/qcoreapplication.cpp:1577
#40 0x00007f7a19a18fe3 in QCoreApplication::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0) at kernel/qcoreapplication.cpp:1470
#41 0x00007f7a19a42f83 in sendPostedEvents () at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:236
#42 postEventSourceDispatch (s=0x145c290) at kernel/qeventdispatcher_glib.cpp:287
#43 0x00007f7a14bc8e04 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#44 0x00007f7a14bc9048 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#45 0x00007f7a14bc90ec in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#46 0x00007f7a19a427a1 in QEventDispatcherGlib::processEvents (this=0x142aa00, flags=...) at kernel/qeventdispatcher_glib.cpp:434
#47 0x00007f7a1a4b3be6 in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#48 0x00007f7a19a140af in QEventLoop::processEvents (this=this@entry=0x7ffed200e980, flags=...) at kernel/qeventloop.cpp:149
#49 0x00007f7a19a143a5 in QEventLoop::exec (this=this@entry=0x7ffed200e980, flags=...) at kernel/qeventloop.cpp:204
#50 0x00007f7a19a19b79 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1225
#51 0x00007f7a1a41037c in QApplication::exec () at kernel/qapplication.cpp:3828
#52 0x00007f7a1dd303e7 in kdemain (argc=5, argv=0x7ffed200ebe8) at ../../../dolphin/src/main.cpp:93
#53 0x00007f7a1d939ec5 in __libc_start_main (main=0x4006d0 <main(int, char**)>, argc=5, argv=0x7ffed200ebe8, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7ffed200ebd8) at libc-start.c:287
#54 0x00000000004006fe in _start ()

Possible duplicates by query: bug 345112.

Reported using DrKonqi