Application: dolphin (17.08.1)

Qt Version: 5.9.1
Frameworks Version: 5.37.0
Operating System: Linux 4.12.10-1-ARCH x86_64
Distribution: "Arch Linux"

-- Information about the crash:
- What I was doing when the application crashed:
I right clicked the trash and selected the 'empty' action. TheDolphin crashed. It happens every time.

The crash can be reproduced every time.

-- Backtrace:
Application: Dolphin (dolphin), signal: Segmentation fault
Using host libthread_db library "/usr/lib/libthread_db.so.1".
[Current thread is 1 (Thread 0x7fb7af872600 (LWP 9091))]

Thread 4 (Thread 0x7fb784e50700 (LWP 9136)):
#0  0x00007fb7a1b19a69 in g_mutex_lock () at /usr/lib/libglib-2.0.so.0
#1  0x00007fb7a1ad4796 in g_main_context_dispatch () at /usr/lib/libglib-2.0.so.0
#2  0x00007fb7a1ad4c88 in  () at /usr/lib/libglib-2.0.so.0
#3  0x00007fb7a1ad4d1c in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#4  0x00007fb7a9253084 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#5  0x00007fb7a91f6ffb in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#6  0x00007fb7a901040e in QThread::exec() () at /usr/lib/libQt5Core.so.5
#7  0x00007fb7a901515b in  () at /usr/lib/libQt5Core.so.5
#8  0x00007fb7a410908a in start_thread () at /usr/lib/libpthread.so.0
#9  0x00007fb7af1201bf in clone () at /usr/lib/libc.so.6

Thread 3 (Thread 0x7fb7963eb700 (LWP 9094)):
#0  0x00007fb7af115cbb in poll () at /usr/lib/libc.so.6
#1  0x00007fb7a1ad4c09 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007fb7a1ad4d1c in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#3  0x00007fb7a9253084 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#4  0x00007fb7a91f6ffb in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#5  0x00007fb7a901040e in QThread::exec() () at /usr/lib/libQt5Core.so.5
#6  0x00007fb7a9672396 in  () at /usr/lib/libQt5DBus.so.5
#7  0x00007fb7a901515b in  () at /usr/lib/libQt5Core.so.5
#8  0x00007fb7a410908a in start_thread () at /usr/lib/libpthread.so.0
#9  0x00007fb7af1201bf in clone () at /usr/lib/libc.so.6

Thread 2 (Thread 0x7fb798398700 (LWP 9093)):
#0  0x00007fb7af115cbb in poll () at /usr/lib/libc.so.6
#1  0x00007fb7a14138e0 in  () at /usr/lib/libxcb.so.1
#2  0x00007fb7a1415679 in xcb_wait_for_event () at /usr/lib/libxcb.so.1
#3  0x00007fb79ad2272a in  () at /usr/lib/libQt5XcbQpa.so.5
#4  0x00007fb7a901515b in  () at /usr/lib/libQt5Core.so.5
#5  0x00007fb7a410908a in start_thread () at /usr/lib/libpthread.so.0
#6  0x00007fb7af1201bf in clone () at /usr/lib/libc.so.6

Thread 1 (Thread 0x7fb7af872600 (LWP 9091)):
[KCrash Handler]
#5  0x00007fb7781a7974 in  () at /usr/lib/libQtGui.so.4
#6  0x00007fb7af6d357a in call_init.part () at /lib64/ld-linux-x86-64.so.2
#7  0x00007fb7af6d3686 in _dl_init () at /lib64/ld-linux-x86-64.so.2
#8  0x00007fb7af6d7b5e in dl_open_worker () at /lib64/ld-linux-x86-64.so.2
#9  0x00007fb7af15beb4 in _dl_catch_error () at /usr/lib/libc.so.6
#10 0x00007fb7af6d737a in _dl_open () at /lib64/ld-linux-x86-64.so.2
#11 0x00007fb7a1d9de86 in  () at /usr/lib/libdl.so.2
#12 0x00007fb7af15beb4 in _dl_catch_error () at /usr/lib/libc.so.6
#13 0x00007fb7a1d9e587 in  () at /usr/lib/libdl.so.2
#14 0x00007fb7a1d9df22 in dlopen () at /usr/lib/libdl.so.2
#15 0x00007fb77f26ec81 in  () at /usr/lib/libvlccore.so.8
#16 0x00007fb77f25290a in  () at /usr/lib/libvlccore.so.8
#17 0x00007fb77f252f0f in  () at /usr/lib/libvlccore.so.8
#18 0x00007fb77f2536a0 in  () at /usr/lib/libvlccore.so.8
#19 0x00007fb77f253aab in  () at /usr/lib/libvlccore.so.8
#20 0x00007fb77f1d727f in libvlc_InternalInit () at /usr/lib/libvlccore.so.8
#21 0x00007fb77efa81a3 in libvlc_new () at /usr/lib/libvlc.so.5
#22 0x00007fb77f50d051 in  () at /usr/lib/qt5/plugins/phonon4qt5_backend/phonon_vlc.so
#23 0x00007fb77f4e08f3 in  () at /usr/lib/qt5/plugins/phonon4qt5_backend/phonon_vlc.so
#24 0x00007fb77f5117b8 in qt_plugin_instance () at /usr/lib/qt5/plugins/phonon4qt5_backend/phonon_vlc.so
#25 0x00007fb7a91db647 in QPluginLoader::instance() () at /usr/lib/libQt5Core.so.5
#26 0x00007fb7aa8ea380 in  () at /usr/lib/libphonon4qt5.so.4
#27 0x00007fb7aa8ec47e in  () at /usr/lib/libphonon4qt5.so.4
#28 0x00007fb7aa8ed19e in  () at /usr/lib/libphonon4qt5.so.4
#29 0x00007fb7aa8ee02c in Phonon::Factory::backend(bool) () at /usr/lib/libphonon4qt5.so.4
#30 0x00007fb7aa8ee919 in  () at /usr/lib/libphonon4qt5.so.4
#31 0x00007fb7aa8e04d1 in  () at /usr/lib/libphonon4qt5.so.4
#32 0x00007fb7ab08d2d4 in  () at /usr/lib/libKF5Notifications.so.5
#33 0x00007fb7ab05f5fa in  () at /usr/lib/libKF5Notifications.so.5
#34 0x00007fb7ab05c436 in KNotification::sendEvent() () at /usr/lib/libKF5Notifications.so.5
#35 0x00007fb7a92291d2 in QObject::event(QEvent*) () at /usr/lib/libQt5Core.so.5
#36 0x00007fb7aa1aae4c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib/libQt5Widgets.so.5
#37 0x00007fb7aa1b2926 in QApplication::notify(QObject*, QEvent*) () at /usr/lib/libQt5Widgets.so.5
#38 0x00007fb7a91f8bd0 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /usr/lib/libQt5Core.so.5
#39 0x00007fb7a91fb426 in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () at /usr/lib/libQt5Core.so.5
#40 0x00007fb7a9253a74 in  () at /usr/lib/libQt5Core.so.5
#41 0x00007fb7a1ad4a57 in g_main_context_dispatch () at /usr/lib/libglib-2.0.so.0
#42 0x00007fb7a1ad4c88 in  () at /usr/lib/libglib-2.0.so.0
#43 0x00007fb7a1ad4d1c in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#44 0x00007fb7a9253061 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#45 0x00007fb7a91f6ffb in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#46 0x00007fb7a9200048 in QCoreApplication::exec() () at /usr/lib/libQt5Core.so.5
#47 0x00007fb7af41fade in kdemain () at /usr/lib/libkdeinit5_dolphin.so
#48 0x00007fb7af04af6a in __libc_start_main () at /usr/lib/libc.so.6
#49 0x000055c2044a579a in _start ()

Reported using DrKonqi