. Thread 4 (Thread 0x7f9e64a7d700 (LWP 20726)): #0 pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185 No locals. #1 0x00007f9e67aba4fb in ?? () from /usr/lib/x86_64-linux-gnu/dri/r600_dri.so No symbol table info available. #2 0x00007f9e67ab9c87 in ?? () from /usr/lib/x86_64-linux-gnu/dri/r600_dri.so No symbol table info available. #3 0x00007f9e7d5286aa in start_thread (arg=0x7f9e64a7d700) at pthread_create.c:333 __res = pd = 0x7f9e64a7d700 now = unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140318270281472, 3342151975590008859, 0, 140724994629583, 140318270282176, 140318321378419, -3360392530399487973, -3360442719524382693}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}} not_first_call = pagesize_m1 = sp = freesize = __PRETTY_FUNCTION__ = "start_thread" #4 0x00007f9e7f8d4eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109 No locals. . Thread 3 (Thread 0x7f9e60adf700 (LWP 20732)): #0 0x00007f9e7f8cb743 in select () at ../sysdeps/unix/syscall-template.S:81 No locals. #1 0x00007f9e8011a89f in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 No symbol table info available. #2 0x00007f9e7ff4ab0e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 No symbol table info available. #3 0x00007f9e7d5286aa in start_thread (arg=0x7f9e60adf700) at pthread_create.c:333 __res = pd = 0x7f9e60adf700 now = unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140318203574016, 3342151975590008859, 0, 140724994630783, 140318203574720, 19207600, -3360401273879160805, -3360442719524382693}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}} not_first_call = pagesize_m1 = sp = freesize = __PRETTY_FUNCTION__ = "start_thread" #4 0x00007f9e7f8d4eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109 No locals. . Thread 2 (Thread 0x7f9e73fc2700 (LWP 20725)): #0 0x00007f9e7f8c98dd in poll () at ../sysdeps/unix/syscall-template.S:81 No locals. #1 0x00007f9e7e60eb72 in ?? () from /usr/lib/x86_64-linux-gnu/libxcb.so.1 No symbol table info available. #2 0x00007f9e7e61064f in xcb_wait_for_event () from /usr/lib/x86_64-linux-gnu/libxcb.so.1 No symbol table info available. #3 0x00007f9e7650d099 in ?? () from /usr/lib/x86_64-linux-gnu/qt5/plugins/platforms/libqxcb.so No symbol table info available. #4 0x00007f9e7ff4ab0e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 No symbol table info available. #5 0x00007f9e7d5286aa in start_thread (arg=0x7f9e73fc2700) at pthread_create.c:333 __res = pd = 0x7f9e73fc2700 now = unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140318527465216, 3342151975590008859, 0, 140724994631855, 140318527465920, 18991424, -3360439056169592805, -3360442719524382693}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}} not_first_call = pagesize_m1 = sp = freesize = __PRETTY_FUNCTION__ = "start_thread" #6 0x00007f9e7f8d4eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109 No locals. . Thread 1 (Thread 0x7f9e8315c780 (LWP 20724)): #0 0x00007f9e4cf3ffcc in ?? () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4 No symbol table info available. #1 0x00007f9e8311f5ba in call_init (l=, argc=argc@entry=1, argv=argv@entry=0x7ffd1750f0c8, env=env@entry=0x123de40) at dl-init.c:72 j = jm = addrs = init_array = #2 0x00007f9e8311f6cb in call_init (env=, argv=, argc=, l=) at dl-init.c:30 No locals. #3 _dl_init (main_map=main_map@entry=0x17ab030, argc=1, argv=0x7ffd1750f0c8, env=0x123de40) at dl-init.c:120 preinit_array = preinit_array_size = i = 2 #4 0x00007f9e83124587 in dl_open_worker (a=a@entry=0x7ffd1750b838) at dl-open.c:579 args = 0x7ffd1750b838 file = mode = call_map = dst = new = __PRETTY_FUNCTION__ = "dl_open_worker" r = reloc_mode = nmaps = l = maps = relocation_in_progress = any_tls = first_static_tls = #5 0x00007f9e8311f464 in _dl_catch_error (objname=objname@entry=0x7ffd1750b828, errstring=errstring@entry=0x7ffd1750b830, mallocedp=mallocedp@entry=0x7ffd1750b827, operate=operate@entry=0x7f9e831240a0 , args=args@entry=0x7ffd1750b838) at dl-error.c:187 errcode = 16843009 c = {objname = 0x7ffd1750b828, errstring = 0x7ffd1750b830, malloced = 0x7ffd1750b827, errcode = 0x7ffd1750b714, env = {{__jmpbuf = {140724994619704, -3342907724386428901, 2147483649, 27177568, 140318067010607, 140318782730304, -3342907724709390309, -3360613721028454373}, __mask_was_saved = 16843009, __saved_mask = {__val = {72340172838076673, 72340172838076673, 140724994572288, 25, 72340172838076673, 72340172838076673, 72340172838076673, 72340172838076673, 72340172821233666, 391166016, 42, 72340172838076673, 72340172838076673, 72340172838076673, 18446603348714932161, 140724994619455}}}}} catchp = 0x7f9e8315c748 old = #6 0x00007f9e831239a3 in _dl_open (file=0x19eb260 "/usr/lib/vlc/plugins/gui/libqt4_plugin.so", mode=-2147483647, caller_dlopen=0x7f9e588a2c2f, nsid=-2, argc=, argv=, env=0x123de40) at dl-open.c:663 args = {file = 0x19eb260 "/usr/lib/vlc/plugins/gui/libqt4_plugin.so", mode = -2147483647, caller_dlopen = 0x7f9e588a2c2f, caller_dl_open = 0x7f9e7b89afc9 , map = 0x17ab030, nsid = 0, argc = 1, argv = 0x7ffd1750f0c8, env = 0x123de40} objname = 0x0 errstring = 0x0 malloced = false errcode = __PRETTY_FUNCTION__ = "_dl_open" #7 0x00007f9e7b89afc9 in dlopen_doit (a=a@entry=0x7ffd1750ba50) at dlopen.c:66 args = 0x7ffd1750ba50 #8 0x00007f9e8311f464 in _dl_catch_error (objname=0x12047f0, errstring=0x12047f8, mallocedp=0x12047e8, operate=0x7f9e7b89af70 , args=0x7ffd1750ba50) at dl-error.c:187 errcode = 4 c = {objname = 0x12047f0, errstring = 0x12047f8, malloced = 0x12047e8, errcode = 0x7ffd1750b934, env = {{__jmpbuf = {0, -3360456556603140069, 140724994619984, 140724994620168, 140724994620160, 27177568, -3342907724378040293, -3360613721028454373}, __mask_was_saved = 2142836992, __saved_mask = {__val = {140318720992416, 140318720993360, 0, 30904128, 31350880, 140724994620704, 140724994620168, 140724994620160, 30904323, 140318721599010, 31093008, 206158430248, 140724994620112, 140724994619920, 25, 140724994620728}}}}} catchp = 0x7f9e8315c748 old = #9 0x00007f9e7b89b62d in _dlerror_run (operate=operate@entry=0x7f9e7b89af70 , args=args@entry=0x7ffd1750ba50) at dlerror.c:163 result = 0x12047e0 #10 0x00007f9e7b89b061 in __dlopen (file=, mode=) at dlopen.c:87 args = {file = 0x19eb260 "/usr/lib/vlc/plugins/gui/libqt4_plugin.so", mode = 1, new = 0x7ffd1750bb08, caller = 0x7f9e588a2c2f} #11 0x00007f9e588a2c2f in ?? () from /usr/lib/libvlccore.so.8 No symbol table info available. #12 0x00007f9e5888780b in ?? () from /usr/lib/libvlccore.so.8 No symbol table info available. #13 0x00007f9e58887b38 in ?? () from /usr/lib/libvlccore.so.8 No symbol table info available. #14 0x00007f9e58887a94 in ?? () from /usr/lib/libvlccore.so.8 No symbol table info available. #15 0x00007f9e58888014 in ?? () from /usr/lib/libvlccore.so.8 No symbol table info available. #16 0x00007f9e588885e1 in ?? () from /usr/lib/libvlccore.so.8 No symbol table info available. #17 0x00007f9e5880e39d in libvlc_InternalInit () from /usr/lib/libvlccore.so.8 No symbol table info available. #18 0x00007f9e585e435b in libvlc_new () from /usr/lib/libvlc.so.5 No symbol table info available. #19 0x00007f9e58b361cb in ?? () from /usr/lib/x86_64-linux-gnu/qt5/plugins/phonon4qt5_backend/phonon_vlc.so No symbol table info available. #20 0x00007f9e58b13878 in ?? () from /usr/lib/x86_64-linux-gnu/qt5/plugins/phonon4qt5_backend/phonon_vlc.so No symbol table info available. #21 0x00007f9e58b39fd8 in qt_plugin_instance () from /usr/lib/x86_64-linux-gnu/qt5/plugins/phonon4qt5_backend/phonon_vlc.so No symbol table info available. #22 0x00007f9e80171d9f in QPluginLoader::instance() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 No symbol table info available. #23 0x00007f9e727200e8 in ?? () from /usr/lib/x86_64-linux-gnu/libphonon4qt5.so.4 No symbol table info available. #24 0x00007f9e72721d0e in ?? () from /usr/lib/x86_64-linux-gnu/libphonon4qt5.so.4 No symbol table info available. #25 0x00007f9e72722641 in ?? () from /usr/lib/x86_64-linux-gnu/libphonon4qt5.so.4 No symbol table info available. #26 0x00007f9e72722ebd in Phonon::Factory::backend(bool) () from /usr/lib/x86_64-linux-gnu/libphonon4qt5.so.4 No symbol table info available. #27 0x00007f9e72728592 in Phonon::GlobalConfig::audioOutputDeviceListFor(Phonon::Category, int) const () from /usr/lib/x86_64-linux-gnu/libphonon4qt5.so.4 No symbol table info available. #28 0x00007f9e5b5dd297 in ?? () from /usr/lib/x86_64-linux-gnu/qt5/plugins/kcm_phonon.so No symbol table info available. #29 0x00007f9e5b5ddc78 in ?? () from /usr/lib/x86_64-linux-gnu/qt5/plugins/kcm_phonon.so No symbol table info available. #30 0x00007f9e5b5d5aae in ?? () from /usr/lib/x86_64-linux-gnu/qt5/plugins/kcm_phonon.so No symbol table info available. #31 0x00007f9e5b5d626b in ?? () from /usr/lib/x86_64-linux-gnu/qt5/plugins/kcm_phonon.so No symbol table info available. #32 0x00007f9e80427608 in KPluginFactory::create(char const*, QWidget*, QObject*, QList const&, QString const&) () from /usr/lib/x86_64-linux-gnu/libKF5CoreAddons.so.5 No symbol table info available. #33 0x00007f9e82ccfe96 in KCModuleLoader::loadModule(KCModuleInfo const&, KCModuleLoader::ErrorReporting, QWidget*, QStringList const&) () from /usr/lib/x86_64-linux-gnu/libKF5KCMUtils.so.5 No symbol table info available. #34 0x00007f9e82cd570f in ?? () from /usr/lib/x86_64-linux-gnu/libKF5KCMUtils.so.5 No symbol table info available. #35 0x00007f9e82cd6305 in KCModuleProxy::realModule() const () from /usr/lib/x86_64-linux-gnu/libKF5KCMUtils.so.5 No symbol table info available. #36 0x00007f9e82cd6853 in KCModuleProxy::showEvent(QShowEvent*) () from /usr/lib/x86_64-linux-gnu/libKF5KCMUtils.so.5 No symbol table info available. #37 0x00007f9e80fb71e8 in QWidget::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 No symbol table info available. #38 0x00007f9e80f73b2c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 No symbol table info available. #39 0x00007f9e80f79000 in QApplication::notify(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 No symbol table info available. #40 0x00007f9e80188c2b in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 No symbol table info available. #41 0x00007f9e80fb486b in QWidgetPrivate::show_helper() () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 No symbol table info available. #42 0x00007f9e80fb46ba in QWidgetPrivate::showChildren(bool) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 No symbol table info available. #43 0x00007f9e80fb475d in QWidgetPrivate::show_helper() () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 No symbol table info available. #44 0x00007f9e80fb6ae5 in QWidget::setVisible(bool) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 No symbol table info available. #45 0x00007f9e80fb46d0 in QWidgetPrivate::showChildren(bool) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 No symbol table info available. #46 0x00007f9e80fb475d in QWidgetPrivate::show_helper() () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 No symbol table info available. #47 0x00007f9e80fb6ae5 in QWidget::setVisible(bool) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 No symbol table info available. #48 0x00007f9e80f99d11 in QStackedLayout::setCurrentIndex(int) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 No symbol table info available. #49 0x00007f9e80f99f84 in QStackedLayout::setCurrentWidget(QWidget*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 No symbol table info available. #50 0x00007f9e81112f41 in QStackedWidget::setCurrentWidget(QWidget*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 No symbol table info available. #51 0x00007f9e81597fef in ?? () from /usr/lib/x86_64-linux-gnu/libKF5WidgetsAddons.so.5 No symbol table info available. #52 0x00007f9e801b99c9 in QMetaObject::activate(QObject*, int, int, void**) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 No symbol table info available. #53 0x00007f9e80139037 in QItemSelectionModel::selectionChanged(QItemSelection const&, QItemSelection const&) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 No symbol table info available. #54 0x00007f9e8013fc3e in QItemSelectionModel::emitSelectionChanged(QItemSelection const&, QItemSelection const&) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 No symbol table info available. #55 0x00007f9e80140b55 in QItemSelectionModel::select(QItemSelection const&, QFlags) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 No symbol table info available. #56 0x00007f9e8013b2cc in QItemSelectionModel::select(QModelIndex const&, QFlags) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 No symbol table info available. #57 0x00007f9e8013b4db in QItemSelectionModel::setCurrentIndex(QModelIndex const&, QFlags) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 No symbol table info available. #58 0x00007f9e81597497 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5WidgetsAddons.so.5 No symbol table info available. #59 0x00007f9e815986f5 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5WidgetsAddons.so.5 No symbol table info available. #60 0x00007f9e801b99c9 in QMetaObject::activate(QObject*, int, int, void**) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 No symbol table info available. #61 0x00007f9e80237226 in QAbstractItemModel::layoutChanged(QList const&, QAbstractItemModel::LayoutChangeHint) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 No symbol table info available. #62 0x00007f9e8159df87 in KPageWidgetModel::addPage(KPageWidgetItem*) () from /usr/lib/x86_64-linux-gnu/libKF5WidgetsAddons.so.5 No symbol table info available. #63 0x00007f9e82f07287 in ModuleView::addModule(KCModuleInfo*) () from /usr/lib/x86_64-linux-gnu/libsystemsettingsview.so.3 No symbol table info available. #64 0x00007f9e82f07608 in ModuleView::loadModule(QModelIndex) () from /usr/lib/x86_64-linux-gnu/libsystemsettingsview.so.3 No symbol table info available. #65 0x00007f9e62244553 in ?? () from /usr/lib/x86_64-linux-gnu/qt5/plugins/icon_mode.so No symbol table info available. #66 0x00007f9e801b99c9 in QMetaObject::activate(QObject*, int, int, void**) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 No symbol table info available. #67 0x00007f9e811d3c55 in QAbstractItemView::activated(QModelIndex const&) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 No symbol table info available. #68 0x00007f9e811dc8f6 in QAbstractItemView::mouseReleaseEvent(QMouseEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 No symbol table info available. #69 0x00007f9e8120192e in QListView::mouseReleaseEvent(QMouseEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 No symbol table info available. #70 0x00007f9e7f5b26d3 in KCategorizedView::mouseReleaseEvent(QMouseEvent*) () from /usr/lib/x86_64-linux-gnu/libKF5ItemViews.so.5 No symbol table info available. #71 0x00007f9e80fb71e8 in QWidget::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 No symbol table info available. #72 0x00007f9e810b593e in QFrame::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 No symbol table info available. #73 0x00007f9e811e2d5b in QAbstractItemView::viewportEvent(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 No symbol table info available. #74 0x00007f9e80188a14 in QCoreApplicationPrivate::sendThroughObjectEventFilters(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 No symbol table info available. #75 0x00007f9e80f73b0c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 No symbol table info available. #76 0x00007f9e80f798eb in QApplication::notify(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 No symbol table info available. #77 0x00007f9e80188c2b in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 No symbol table info available. #78 0x00007f9e80f783da in QApplicationPrivate::sendMouseEvent(QWidget*, QMouseEvent*, QWidget*, QWidget*, QWidget**, QPointer&, bool) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 No symbol table info available. #79 0x00007f9e80fcfcc0 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 No symbol table info available. #80 0x00007f9e80fd1e33 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 No symbol table info available. #81 0x00007f9e80f73b2c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 No symbol table info available. #82 0x00007f9e80f79000 in QApplication::notify(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 No symbol table info available. #83 0x00007f9e80188c2b in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 No symbol table info available. #84 0x00007f9e809b6f82 in QGuiApplicationPrivate::processMouseEvent(QWindowSystemInterfacePrivate::MouseEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5 No symbol table info available. #85 0x00007f9e809b8b45 in QGuiApplicationPrivate::processWindowSystemEvent(QWindowSystemInterfacePrivate::WindowSystemEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5 No symbol table info available. #86 0x00007f9e8099d34f in QWindowSystemInterface::sendWindowSystemEvents(QFlags) () from /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5 No symbol table info available. #87 0x00007f9e76537590 in ?? () from /usr/lib/x86_64-linux-gnu/qt5/plugins/platforms/libqxcb.so No symbol table info available. #88 0x00007f9e7d009c3d in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #89 0x00007f9e7d009f20 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #90 0x00007f9e7d009fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #91 0x00007f9e801e1c57 in QEventDispatcherGlib::processEvents(QFlags) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 No symbol table info available. #92 0x00007f9e801863e2 in QEventLoop::exec(QFlags) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 No symbol table info available. #93 0x00007f9e8018e02c in QCoreApplication::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 No symbol table info available. #94 0x000000000040eebc in main () No symbol table info available.