Application: dolphin (4.13.1)
KDE Platform Version: 4.13.1
Qt Version: 4.8.6
Operating System: Linux 3.13.0-24-generic x86_64
Distribution: Ubuntu 14.04 LTS

-- Information about the crash:
- What I was doing when the application crashed:
im using a gesture to start the xkill command and klicked on my opened dolphin window to close it
- Unusual behavior I noticed:
Dolphin is crashing and the crash handler is starting

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 0x7fda8bc2f800 (LWP 2448))]

Thread 4 (Thread 0x7fda6c942700 (LWP 2449)):
#0  0x00007fda8245a42e in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fda8245c9bb in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fda8245cf7b in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fda8245d0ec in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fda8755c7be in QEventDispatcherGlib::processEvents (this=0x7fda680008e0, flags=...) at kernel/qeventdispatcher_glib.cpp:436
#5  0x00007fda8752e0af in QEventLoop::processEvents (this=this@entry=0x7fda6c941da0, flags=...) at kernel/qeventloop.cpp:149
#6  0x00007fda8752e3a5 in QEventLoop::exec (this=this@entry=0x7fda6c941da0, flags=...) at kernel/qeventloop.cpp:204
#7  0x00007fda8742ac5f in QThread::exec (this=this@entry=0xe9f3e0) at thread/qthread.cpp:537
#8  0x00007fda8750f823 in QInotifyFileSystemWatcherEngine::run (this=0xe9f3e0) at io/qfilesystemwatcher_inotify.cpp:265
#9  0x00007fda8742d32f in QThreadPrivate::start (arg=0xe9f3e0) at thread/qthread_unix.cpp:349
#10 0x00007fda8293c182 in start_thread (arg=0x7fda6c942700) at pthread_create.c:312
#11 0x00007fda8b4f930d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 3 (Thread 0x7fda67fad700 (LWP 2450)):
#0  0x00007fda8b4ea6bd in read () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fda77d84e41 in ?? () from /usr/lib/nvidia-331/tls/libnvidia-tls.so.331.38
#2  0x00007fda8249dc20 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fda8245cb14 in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fda8245cf7b in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fda8245d0ec in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007fda8755c7be in QEventDispatcherGlib::processEvents (this=0x7fda600008e0, flags=...) at kernel/qeventdispatcher_glib.cpp:436
#7  0x00007fda8752e0af in QEventLoop::processEvents (this=this@entry=0x7fda67facde0, flags=...) at kernel/qeventloop.cpp:149
#8  0x00007fda8752e3a5 in QEventLoop::exec (this=this@entry=0x7fda67facde0, flags=...) at kernel/qeventloop.cpp:204
#9  0x00007fda8742ac5f in QThread::exec (this=<optimized out>) at thread/qthread.cpp:537
#10 0x00007fda8742d32f in QThreadPrivate::start (arg=0xed3430) at thread/qthread_unix.cpp:349
#11 0x00007fda8293c182 in start_thread (arg=0x7fda67fad700) at pthread_create.c:312
#12 0x00007fda8b4f930d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 2 (Thread 0x7fda67134700 (LWP 2451)):
#0  0x00007fda8245a428 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fda8245c9bb in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fda8245cf7b in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fda8245d0ec in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fda8755c7be in QEventDispatcherGlib::processEvents (this=0x7fda580008e0, flags=...) at kernel/qeventdispatcher_glib.cpp:436
#5  0x00007fda8752e0af in QEventLoop::processEvents (this=this@entry=0x7fda67133da0, flags=...) at kernel/qeventloop.cpp:149
#6  0x00007fda8752e3a5 in QEventLoop::exec (this=this@entry=0x7fda67133da0, flags=...) at kernel/qeventloop.cpp:204
#7  0x00007fda8742ac5f in QThread::exec (this=this@entry=0xeea790) at thread/qthread.cpp:537
#8  0x00007fda8750f823 in QInotifyFileSystemWatcherEngine::run (this=0xeea790) at io/qfilesystemwatcher_inotify.cpp:265
#9  0x00007fda8742d32f in QThreadPrivate::start (arg=0xeea790) at thread/qthread_unix.cpp:349
#10 0x00007fda8293c182 in start_thread (arg=0x7fda67134700) at pthread_create.c:312
#11 0x00007fda8b4f930d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 1 (Thread 0x7fda8bc2f800 (LWP 2448)):
[KCrash Handler]
#6  QObject::thread (this=0x0) at kernel/qobject.cpp:1370
#7  0x00007fda879d245e in KDBusConnectionPool::threadConnection () at ../../kdecore/kernel/kdbusconnectionpool.cpp:64
#8  0x00007fda893b925c in emitSignal (signalName=..., args=...) at ../../kio/kio/kdirnotify.cpp:34
#9  0x00007fda893b98ea in OrgKdeKDirNotifyInterface::emitLeftDirectory (url=...) at ../../kio/kio/kdirnotify.cpp:69
#10 0x00007fda893a26c7 in sendSignal (this=<optimized out>, url=..., entering=false) at ../../kio/kio/kdirlister_p.h:343
#11 ~DirItem (this=0xd65f70, __in_chrg=<optimized out>) at ../../kio/kio/kdirlister_p.h:331
#12 qDeleteAll<QHash<QString, KDirListerCache::DirItem*>::const_iterator> (end=..., begin=...) at /usr/include/qt4/QtCore/qalgorithms.h:322
#13 qDeleteAll<QHash<QString, KDirListerCache::DirItem*> > (c=...) at /usr/include/qt4/QtCore/qalgorithms.h:330
#14 KDirListerCache::~KDirListerCache (this=0xeb7110, __in_chrg=<optimized out>) at ../../kio/kio/kdirlister.cpp:79
#15 0x00007fda893a2779 in KDirListerCache::~KDirListerCache (this=0xeb7110, __in_chrg=<optimized out>) at ../../kio/kio/kdirlister.cpp:87
#16 0x00007fda8b43a509 in __run_exit_handlers (status=1, listp=0x7fda8b7bd6c8 <__exit_funcs>, run_list_atexit=run_list_atexit@entry=true) at exit.c:82
#17 0x00007fda8b43a555 in __GI_exit (status=<optimized out>) at exit.c:104
#18 0x00007fda87f88878 in qt_xio_errhandler () at kernel/qapplication_x11.cpp:783
#19 0x00007fda88c2b8d0 in KApplication::xioErrhandler (this=0x7fff4a98be10, dpy=0xa9b2c0) at ../../kdeui/kernel/kapplication.cpp:419
#20 0x00007fda83cb35ee in _XIOError () from /usr/lib/x86_64-linux-gnu/libX11.so.6
#21 0x00007fda83cb0fed in _XEventsQueued () from /usr/lib/x86_64-linux-gnu/libX11.so.6
#22 0x00007fda83ca30db in XEventsQueued () from /usr/lib/x86_64-linux-gnu/libX11.so.6
#23 0x00007fda87fc362c in x11EventSourceCheck (s=0xa9a0b0) at kernel/qguieventdispatcher_glib.cpp:85
#24 0x00007fda8245ca61 in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#25 0x00007fda8245cf7b in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#26 0x00007fda8245d0ec in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#27 0x00007fda8755c7a1 in QEventDispatcherGlib::processEvents (this=0xa5ea40, flags=...) at kernel/qeventdispatcher_glib.cpp:434
#28 0x00007fda87fc3bb6 in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#29 0x00007fda8752e0af in QEventLoop::processEvents (this=this@entry=0x7fff4a98bce0, flags=...) at kernel/qeventloop.cpp:149
#30 0x00007fda8752e3a5 in QEventLoop::exec (this=this@entry=0x7fff4a98bce0, flags=...) at kernel/qeventloop.cpp:204
#31 0x00007fda87533b79 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1225
#32 0x00007fda8b8145e7 in kdemain () from /usr/lib/kde4/libkdeinit/libkdeinit4_dolphin.so
#33 0x00007fda8b41fec5 in __libc_start_main (main=0x4006d0, argc=5, argv=0x7fff4a98bf48, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7fff4a98bf38) at libc-start.c:287
#34 0x00000000004006fe in _start ()

Possible duplicates by query: bug 326316, bug 326038, bug 324786.

Reported using DrKonqi