Application: dolphin (2.0)
KDE Platform Version: 4.8.2 (4.8.2)
Qt Version: 4.8.1
Operating System: Linux 3.2.0-24-generic x86_64
Distribution: Ubuntu 12.04 LTS

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

Dragging a file from dolphin to wireshark in order to open it

The crash can be reproduced some of the time.

-- 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 0x7f90ddef8780 (LWP 2964))]

Thread 3 (Thread 0x7f90c9b0a700 (LWP 2965)):
#0  0x00007f90d6067f69 in __pthread_mutex_lock (mutex=0x7f90c4000a60) at pthread_mutex_lock.c:92
#1  0x00007f90d57dc561 in g_mutex_lock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f90d57a0fb1 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f90d57a1124 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f90da84f426 in QEventDispatcherGlib::processEvents (this=0x7f90c40008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#5  0x00007f90da81ec82 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#6  0x00007f90da81eed7 in QEventLoop::exec (this=0x7f90c9b09dd0, flags=...) at kernel/qeventloop.cpp:204
#7  0x00007f90da71dfa7 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:501
#8  0x00007f90da7fe9ff in QInotifyFileSystemWatcherEngine::run (this=0x10cc7a0) at io/qfilesystemwatcher_inotify.cpp:248
#9  0x00007f90da720fcb in QThreadPrivate::start (arg=0x10cc7a0) at thread/qthread_unix.cpp:298
#10 0x00007f90d6065e9a in start_thread (arg=0x7f90c9b0a700) at pthread_create.c:308
#11 0x00007f90dd7c94bd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#12 0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7f90c8a82700 (LWP 2966)):
#0  0x00007fff4c35e8de in ?? ()
#1  0x00007f90d5a5215d in __GI_clock_gettime (clock_id=<optimized out>, tp=<optimized out>) at ../sysdeps/unix/clock_gettime.c:116
#2  0x00007f90da777bb4 in do_gettime (frac=0x7f90c8a81b98, sec=0x7f90c8a81b90) at tools/qelapsedtimer_unix.cpp:123
#3  qt_gettime () at tools/qelapsedtimer_unix.cpp:140
#4  0x00007f90da84fb8d in QTimerInfoList::updateCurrentTime (this=0x7f90bc002660) at kernel/qeventdispatcher_unix.cpp:343
#5  0x00007f90da84fec3 in QTimerInfoList::timerWait (this=0x7f90bc002660, tm=...) at kernel/qeventdispatcher_unix.cpp:450
#6  0x00007f90da84e97c in timerSourcePrepareHelper (src=<optimized out>, timeout=0x7f90c8a81c6c) at kernel/qeventdispatcher_glib.cpp:136
#7  0x00007f90da84ea25 in timerSourcePrepare (source=<optimized out>, timeout=<optimized out>) at kernel/qeventdispatcher_glib.cpp:169
#8  0x00007f90d57a071e in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#9  0x00007f90d57a0f1b in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#10 0x00007f90d57a1124 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#11 0x00007f90da84f426 in QEventDispatcherGlib::processEvents (this=0x7f90bc0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#12 0x00007f90da81ec82 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#13 0x00007f90da81eed7 in QEventLoop::exec (this=0x7f90c8a81dd0, flags=...) at kernel/qeventloop.cpp:204
#14 0x00007f90da71dfa7 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:501
#15 0x00007f90da7fe9ff in QInotifyFileSystemWatcherEngine::run (this=0x1110b00) at io/qfilesystemwatcher_inotify.cpp:248
#16 0x00007f90da720fcb in QThreadPrivate::start (arg=0x1110b00) at thread/qthread_unix.cpp:298
#17 0x00007f90d6065e9a in start_thread (arg=0x7f90c8a82700) at pthread_create.c:308
#18 0x00007f90dd7c94bd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#19 0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7f90ddef8780 (LWP 2964)):
[KCrash Handler]
#6  QDragManager::move (this=0x16ce6e0, globalPos=...) at kernel/qdnd_x11.cpp:1633
#7  0x00007f90d99b4499 in QDragManager::eventFilter (this=0x16ce6e0, o=<optimized out>, e=<optimized out>) at kernel/qdnd_x11.cpp:1308
#8  0x00007f90da81ff6c in QCoreApplicationPrivate::sendThroughApplicationEventFilters (this=0xf280c0, receiver=0x18363d0, event=0x7fff4c21c580) at kernel/qcoreapplication.cpp:967
#9  0x00007f90d9925806 in QApplicationPrivate::notify_helper (this=0xf280c0, receiver=0x18363d0, e=0x7fff4c21c580) at kernel/qapplication.cpp:4534
#10 0x00007f90d992b0bf in QApplication::notify (this=<optimized out>, receiver=0x18363d0, e=0x7fff4c21c580) at kernel/qapplication.cpp:4102
#11 0x00007f90db27fb46 in KApplication::notify (this=0x7fff4c21fe70, receiver=0x18363d0, event=0x7fff4c21c580) at ../../kdeui/kernel/kapplication.cpp:311
#12 0x00007f90da81fe9c in QCoreApplication::notifyInternal (this=0x7fff4c21fe70, receiver=0x18363d0, event=0x7fff4c21c580) at kernel/qcoreapplication.cpp:876
#13 0x00007f90d9926862 in sendEvent (event=<optimized out>, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#14 QApplicationPrivate::sendMouseEvent (receiver=0x18363d0, event=0x7fff4c21c580, alienWidget=0x0, nativeWidget=0x18363d0, buttonDown=0x12f4350, lastMouseReceiver=..., spontaneous=true) at kernel/qapplication.cpp:3170
#15 0x00007f90d99a5bf5 in QETWidget::translateMouseEvent (this=0x18363d0, event=<optimized out>) at kernel/qapplication_x11.cpp:4617
#16 0x00007f90d99a4bae in QApplication::x11ProcessEvent (this=0x7fff4c21fe70, event=0x7fff4c21ce50) at kernel/qapplication_x11.cpp:3732
#17 0x00007f90d99ce0d2 in x11EventSourceDispatch (s=0xf29d00, callback=0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:146
#18 0x00007f90d57a0c9a in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#19 0x00007f90d57a1060 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#20 0x00007f90d57a1124 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#21 0x00007f90da84f3bf in QEventDispatcherGlib::processEvents (this=0xf014a0, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#22 0x00007f90d99cdd5e in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#23 0x00007f90da81ec82 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#24 0x00007f90da81eed7 in QEventLoop::exec (this=0x1722e00, flags=...) at kernel/qeventloop.cpp:204
#25 0x00007f90d99b4183 in QDragManager::drag (this=0x16ce6e0, o=<optimized out>) at kernel/qdnd_x11.cpp:2017
#26 0x00007f90d99374f8 in QDrag::exec (this=0x14433b0, supportedActions=..., defaultDropAction=Qt::CopyAction) at kernel/qdrag.cpp:284
#27 0x00007f90dcb012e7 in KItemListController::startDragging() () from /usr/lib/libdolphinprivate.so.4
#28 0x00007f90dcb0147e in KItemListController::mouseMoveEvent(QGraphicsSceneMouseEvent*, QTransform const&) () from /usr/lib/libdolphinprivate.so.4
#29 0x00007f90dcb00c90 in KItemListController::processEvent(QEvent*, QTransform const&) () from /usr/lib/libdolphinprivate.so.4
#30 0x00007f90dcb0c525 in KItemListView::event(QEvent*) () from /usr/lib/libdolphinprivate.so.4
#31 0x00007f90d9925894 in notify_helper (e=0x7fff4c21e680, receiver=0x12f52c0, this=0xf280c0) at kernel/qapplication.cpp:4559
#32 QApplicationPrivate::notify_helper (this=0xf280c0, receiver=0x12f52c0, e=0x7fff4c21e680) at kernel/qapplication.cpp:4531
#33 0x00007f90d992a713 in QApplication::notify (this=0x7fff4c21fe70, receiver=0x12f52c0, e=0x7fff4c21e680) at kernel/qapplication.cpp:4420
#34 0x00007f90db27fb46 in KApplication::notify (this=0x7fff4c21fe70, receiver=0x12f52c0, event=0x7fff4c21e680) at ../../kdeui/kernel/kapplication.cpp:311
#35 0x00007f90da81fe9c in QCoreApplication::notifyInternal (this=0x7fff4c21fe70, receiver=0x12f52c0, event=0x7fff4c21e680) at kernel/qcoreapplication.cpp:876
#36 0x00007f90d9f3303e in sendEvent (event=0x7fff4c21e680, item=0x12f52d0, this=<optimized out>) at graphicsview/qgraphicsscene.cpp:1217
#37 QGraphicsScenePrivate::sendEvent (this=<optimized out>, item=0x12f52d0, event=0x7fff4c21e680) at graphicsview/qgraphicsscene.cpp:1197
#38 0x00007f90d9f33c4a in QGraphicsScenePrivate::sendMouseEvent (this=0x12ef960, mouseEvent=0x7fff4c21e680) at graphicsview/qgraphicsscene.cpp:1295
#39 0x00007f90d9f3477c in QGraphicsScene::mouseMoveEvent (this=<optimized out>, mouseEvent=0x7fff4c21e680) at graphicsview/qgraphicsscene.cpp:4102
#40 0x00007f90d9f427fb in QGraphicsScene::event (this=0x12ef940, event=0x7fff4c21e680) at graphicsview/qgraphicsscene.cpp:3451
#41 0x00007f90d9925894 in notify_helper (e=0x7fff4c21e680, receiver=0x12ef940, this=0xf280c0) at kernel/qapplication.cpp:4559
#42 QApplicationPrivate::notify_helper (this=0xf280c0, receiver=0x12ef940, e=0x7fff4c21e680) at kernel/qapplication.cpp:4531
#43 0x00007f90d992a713 in QApplication::notify (this=0x7fff4c21fe70, receiver=0x12ef940, e=0x7fff4c21e680) at kernel/qapplication.cpp:4420
#44 0x00007f90db27fb46 in KApplication::notify (this=0x7fff4c21fe70, receiver=0x12ef940, event=0x7fff4c21e680) at ../../kdeui/kernel/kapplication.cpp:311
#45 0x00007f90da81fe9c in QCoreApplication::notifyInternal (this=0x7fff4c21fe70, receiver=0x12ef940, event=0x7fff4c21e680) at kernel/qcoreapplication.cpp:876
#46 0x00007f90d9f5c729 in QGraphicsViewPrivate::mouseMoveEventHandler (this=0x12f0160, event=0x7fff4c21f190) at graphicsview/qgraphicsview.cpp:646
#47 0x00007f90d9f5c95e in QGraphicsView::mouseMoveEvent (this=0x12f0130, event=0x7fff4c21f190) at graphicsview/qgraphicsview.cpp:3276
#48 0x00007f90d9976178 in QWidget::event (this=0x12f0130, event=0x7fff4c21f190) at kernel/qwidget.cpp:8347
#49 0x00007f90d9d363b6 in QFrame::event (this=0x12f0130, e=0x7fff4c21f190) at widgets/qframe.cpp:557
#50 0x00007f90d9f60b2b in QGraphicsView::viewportEvent (this=0x12f0130, event=0x7fff4c21f190) at graphicsview/qgraphicsview.cpp:2866
#51 0x00007f90da820028 in QCoreApplicationPrivate::sendThroughObjectEventFilters (this=<optimized out>, receiver=0x12f4350, event=0x7fff4c21f190) at kernel/qcoreapplication.cpp:986
#52 0x00007f90d992585f in notify_helper (e=0x7fff4c21f190, receiver=0x12f4350, this=0xf280c0) at kernel/qapplication.cpp:4555
#53 QApplicationPrivate::notify_helper (this=0xf280c0, receiver=0x12f4350, e=0x7fff4c21f190) at kernel/qapplication.cpp:4531
#54 0x00007f90d992b0bf in QApplication::notify (this=<optimized out>, receiver=0x12f4350, e=0x7fff4c21f190) at kernel/qapplication.cpp:4102
#55 0x00007f90db27fb46 in KApplication::notify (this=0x7fff4c21fe70, receiver=0x12f4350, event=0x7fff4c21f190) at ../../kdeui/kernel/kapplication.cpp:311
#56 0x00007f90da81fe9c in QCoreApplication::notifyInternal (this=0x7fff4c21fe70, receiver=0x12f4350, event=0x7fff4c21f190) at kernel/qcoreapplication.cpp:876
#57 0x00007f90d9926862 in sendEvent (event=<optimized out>, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#58 QApplicationPrivate::sendMouseEvent (receiver=0x12f4350, event=0x7fff4c21f190, alienWidget=0x12f4350, nativeWidget=0x1448d00, buttonDown=0x12f4350, lastMouseReceiver=..., spontaneous=true) at kernel/qapplication.cpp:3170
#59 0x00007f90d99a5bf5 in QETWidget::translateMouseEvent (this=0x1448d00, event=<optimized out>) at kernel/qapplication_x11.cpp:4617
#60 0x00007f90d99a4bae in QApplication::x11ProcessEvent (this=0x7fff4c21fe70, event=0x7fff4c21fa60) at kernel/qapplication_x11.cpp:3732
#61 0x00007f90d99ce0d2 in x11EventSourceDispatch (s=0xf29d00, callback=0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:146
#62 0x00007f90d57a0c9a in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#63 0x00007f90d57a1060 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#64 0x00007f90d57a1124 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#65 0x00007f90da84f3bf in QEventDispatcherGlib::processEvents (this=0xf014a0, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#66 0x00007f90d99cdd5e in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#67 0x00007f90da81ec82 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#68 0x00007f90da81eed7 in QEventLoop::exec (this=0x7fff4c21fe00, flags=...) at kernel/qeventloop.cpp:204
#69 0x00007f90da823f67 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1148
#70 0x00007f90ddadc4c7 in kdemain () from /usr/lib/kde4/libkdeinit/libkdeinit4_dolphin.so
#71 0x00007f90dd6f876d in __libc_start_main (main=0x400640, argc=5, ubp_av=0x7fff4c2203c8, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7fff4c2203b8) at libc-start.c:226
#72 0x0000000000400671 in _start ()

Possible duplicates by query: bug 297590, bug 294383, bug 288750, bug 288321, bug 287693.

Reported using DrKonqi