Application: dolphin (15.12.3)

Qt Version: 5.5.1
Operating System: Linux 4.4.0-22-generic x86_64
Distribution: Ubuntu 16.04 LTS

-- Information about the crash:
- What I was doing when the application crashed:
I was copying files on an USB Key.

- Unusual behavior I noticed:
The App crashs and closes the window

- Custom settings of the application:

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 0x7f7a10dae900 (LWP 2237))]

Thread 3 (Thread 0x7f7a0e06c700 (LWP 2238)):
#0  0x00007f7a25019e8d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f7a196cac62 in ?? () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#2  0x00007f7a196cc8d7 in xcb_wait_for_event () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#3  0x00007f7a109f0629 in QXcbEventReader::run (this=0x1094270) at qxcbconnection.cpp:1253
#4  0x00007f7a1fbeb84e in QThreadPrivate::start (arg=0x1094270) at thread/qthread_unix.cpp:331
#5  0x00007f7a1c3996fa in start_thread (arg=0x7f7a0e06c700) at pthread_create.c:333
#6  0x00007f7a25025b5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 2 (Thread 0x7f79ff59e700 (LWP 2241)):
#0  0x00007f7a1b80d853 in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f7a1b80e24b in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f7a1b80e42c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f7a1fe22a9b in QEventDispatcherGlib::processEvents (this=0x7f79f80008e0, flags=...) at kernel/qeventdispatcher_glib.cpp:420
#4  0x00007f7a1fdc9dea in QEventLoop::exec (this=this@entry=0x7f79ff59dcc0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5  0x00007f7a1fbe68a4 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#6  0x00007f7a1fbeb84e in QThreadPrivate::start (arg=0x11f5b70) at thread/qthread_unix.cpp:331
#7  0x00007f7a1c3996fa in start_thread (arg=0x7f79ff59e700) at pthread_create.c:333
#8  0x00007f7a25025b5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 1 (Thread 0x7f7a10dae900 (LWP 2237)):
[KCrash Handler]
#6  0x00007f7a2452b064 in KNotification::flags (this=this@entry=0x181d130) at ../../src/knotification.cpp:233
#7  0x00007f7a24548ee7 in NotifyByAudio::onAudioFinished (this=0x1925300) at ../../src/notifybyaudio.cpp:140
#8  0x00007f7a2454f5b5 in NotifyByAudio::qt_static_metacall (_o=_o@entry=0x1925300, _c=_c@entry=QMetaObject::InvokeMetaMethod, _id=_id@entry=0, _a=_a@entry=0x7ffe8ba69660) at moc_notifybyaudio.cpp:83
#9  0x00007f7a1fdfafca in QMetaObject::activate (sender=0x1c46fd0, signalOffset=<optimized out>, local_signal_index=<optimized out>, argv=<optimized out>) at kernel/qobject.cpp:3713
#10 0x00007f7a20e3e6ad in ?? () from /usr/lib/x86_64-linux-gnu/libphonon4qt5.so.4
#11 0x00007f7a1fdfbea1 in QObject::event (this=0x1c46fd0, e=<optimized out>) at kernel/qobject.cpp:1239
#12 0x00007f7a208cf05c in QApplicationPrivate::notify_helper (this=this@entry=0x1067170, receiver=receiver@entry=0x1c46fd0, e=e@entry=0x195d860) at kernel/qapplication.cpp:3716
#13 0x00007f7a208d4516 in QApplication::notify (this=0x7ffe8ba69d40, receiver=0x1c46fd0, e=0x195d860) at kernel/qapplication.cpp:3499
#14 0x00007f7a1fdcc62b in QCoreApplication::notifyInternal (this=0x7ffe8ba69d40, receiver=0x1c46fd0, event=event@entry=0x195d860) at kernel/qcoreapplication.cpp:965
#15 0x00007f7a1fdcea26 in QCoreApplication::sendEvent (event=0x195d860, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:224
#16 QCoreApplicationPrivate::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0, data=0x1065600) at kernel/qcoreapplication.cpp:1593
#17 0x00007f7a1fdcef08 in QCoreApplication::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0) at kernel/qcoreapplication.cpp:1451
#18 0x00007f7a1fe22673 in postEventSourceDispatch (s=0x113fa50) at kernel/qeventdispatcher_glib.cpp:271
#19 0x00007f7a1b80e127 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#20 0x00007f7a1b80e380 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#21 0x00007f7a1b80e42c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#22 0x00007f7a1fe22a7f in QEventDispatcherGlib::processEvents (this=0x113f930, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#23 0x00007f7a1fdc9dea in QEventLoop::exec (this=this@entry=0x7ffe8ba69c10, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#24 0x00007f7a1fdd1e8c in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1229
#25 0x00007f7a20315c3c in QGuiApplication::exec () at kernel/qguiapplication.cpp:1542
#26 0x00007f7a208cb495 in QApplication::exec () at kernel/qapplication.cpp:2976
#27 0x00007f7a25345e2b in kdemain (argc=2, argv=<optimized out>) at /build/dolphin-HvGmRr/dolphin-15.12.3/src/main.cpp:150
#28 0x00007f7a24f3f830 in __libc_start_main (main=0x400710 <main(int, char**)>, argc=2, argv=0x7ffe8ba69ec8, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7ffe8ba69eb8) at ../csu/libc-start.c:291
#29 0x0000000000400749 in _start ()

Possible duplicates by query: bug 358251, bug 354518, bug 354451, bug 353597, bug 351073.

Reported using DrKonqi