Application: dolphin (15.12.3)

Qt Version: 5.5.1
Frameworks Version: 5.22.0
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:
Just deleting files from USB flash drive when crash happened.

-- 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 0x7f83a57b28c0 (LWP 7171))]

Thread 4 (Thread 0x7f83a2f30700 (LWP 7172)):
#0  0x00007f83b85fee8d in poll () from /lib/x86_64-linux-gnu/libc.so.6
#1  0x00007f83acd63c62 in ?? () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#2  0x00007f83acd658d7 in xcb_wait_for_event () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#3  0x00007f83a5282629 in QXcbEventReader::run (this=0x132f6f0) at qxcbconnection.cpp:1253
#4  0x00007f83b31b584e in QThreadPrivate::start (arg=0x132f6f0) at thread/qthread_unix.cpp:331
#5  0x00007f83af9576fa in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0
#6  0x00007f83b860ab5d in clone () from /lib/x86_64-linux-gnu/libc.so.6

Thread 3 (Thread 0x7f83984af700 (LWP 7173)):
#0  0x00007f83af95d3a0 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0
#1  0x00007f839b97b213 in ?? () from /usr/lib/x86_64-linux-gnu/dri/r600_dri.so
#2  0x00007f839b97a937 in ?? () from /usr/lib/x86_64-linux-gnu/dri/r600_dri.so
#3  0x00007f83af9576fa in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0
#4  0x00007f83b860ab5d in clone () from /lib/x86_64-linux-gnu/libc.so.6

Thread 2 (Thread 0x7f8394689700 (LWP 7174)):
#0  0x00007f83b85fee8d in poll () from /lib/x86_64-linux-gnu/libc.so.6
#1  0x00007f83aedcc31c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f83aedcc42c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f83b33eca9b in QEventDispatcherGlib::processEvents (this=0x7f838c0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:420
#4  0x00007f83b3393dea in QEventLoop::exec (this=this@entry=0x7f8394688d00, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5  0x00007f83b31b08a4 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#6  0x00007f83b31b584e in QThreadPrivate::start (arg=0x186fed0) at thread/qthread_unix.cpp:331
#7  0x00007f83af9576fa in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0
#8  0x00007f83b860ab5d in clone () from /lib/x86_64-linux-gnu/libc.so.6

Thread 1 (Thread 0x7f83a57b28c0 (LWP 7171)):
[KCrash Handler]
#6  0x00007f83b7b0d154 in KNotification::flags() const () from /usr/lib/x86_64-linux-gnu/libKF5Notifications.so.5
#7  0x00007f83b7b2b377 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5Notifications.so.5
#8  0x00007f83b7b31a45 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5Notifications.so.5
#9  0x00007f83b33c4fca in QMetaObject::activate (sender=0x20b4dd0, signalOffset=<optimized out>, local_signal_index=local_signal_index@entry=6, argv=argv@entry=0x0) at kernel/qobject.cpp:3713
#10 0x00007f83b33c57d7 in QMetaObject::activate (sender=<optimized out>, m=m@entry=0x7f83b4642700 <Phonon::MediaObject::staticMetaObject>, local_signal_index=local_signal_index@entry=6, argv=argv@entry=0x0) at kernel/qobject.cpp:3578
#11 0x00007f83b44081e3 in Phonon::MediaObject::finished (this=<optimized out>) at ./moc_mediaobject.cpp:421
#12 0x00007f83b440a6ad in Phonon::MediaObject::qt_static_metacall (_o=<optimized out>, _c=<optimized out>, _id=<optimized out>, _a=<optimized out>) at ./moc_mediaobject.cpp:182
#13 0x00007f83b33c5ea1 in QObject::event (this=0x20b4dd0, e=<optimized out>) at kernel/qobject.cpp:1239
#14 0x00007f83b3e9b05c in QApplicationPrivate::notify_helper (this=this@entry=0x130f3e0, receiver=receiver@entry=0x20b4dd0, e=e@entry=0x2ce5ec0) at kernel/qapplication.cpp:3716
#15 0x00007f83b3ea0516 in QApplication::notify (this=0x7ffffcff9bc0, receiver=0x20b4dd0, e=0x2ce5ec0) at kernel/qapplication.cpp:3499
#16 0x00007f83b339662b in QCoreApplication::notifyInternal (this=0x7ffffcff9bc0, receiver=0x20b4dd0, event=event@entry=0x2ce5ec0) at kernel/qcoreapplication.cpp:965
#17 0x00007f83b3398a26 in QCoreApplication::sendEvent (event=0x2ce5ec0, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:224
#18 QCoreApplicationPrivate::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0, data=0x130d870) at kernel/qcoreapplication.cpp:1593
#19 0x00007f83b3398f08 in QCoreApplication::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0) at kernel/qcoreapplication.cpp:1451
#20 0x00007f83b33ec673 in postEventSourceDispatch (s=0x1363450) at kernel/qeventdispatcher_glib.cpp:271
#21 0x00007f83aedcc127 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#22 0x00007f83aedcc380 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#23 0x00007f83aedcc42c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#24 0x00007f83b33eca7f in QEventDispatcherGlib::processEvents (this=0x135d7d0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#25 0x00007f83b3393dea in QEventLoop::exec (this=this@entry=0x7ffffcff9a90, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#26 0x00007f83b339be8c in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1229
#27 0x00007f83b38e1c3c in QGuiApplication::exec () at kernel/qguiapplication.cpp:1542
#28 0x00007f83b3e97495 in QApplication::exec () at kernel/qapplication.cpp:2976
#29 0x00007f83b892ae2b in kdemain (argc=1, argv=<optimized out>) at /build/dolphin-HvGmRr/dolphin-15.12.3/src/main.cpp:150
#30 0x00007f83b8524830 in __libc_start_main () from /lib/x86_64-linux-gnu/libc.so.6
#31 0x0000000000400749 in _start ()

Possible duplicates by query: bug 358251, bug 351073, bug 351019, bug 350906.

Reported using DrKonqi