======================================================================== Lets look at thread backtraces for the KDE Processes ======================================================================== ================================================================ ================BT FOR kwin_x11 (9488) ================================================================ [New LWP 9509] [New LWP 9507] [New LWP 9502] [Thread debugging using libthread_db enabled] Using host libthread_db library "/usr/lib/libthread_db.so.1". 0x00007fa6ecefce23 in select () from /usr/lib/libc.so.6 Thread 4 (Thread 0x7fa6d2231700 (LWP 9502)): #0 0x00007fa6ecefb18d in poll () from /usr/lib/libc.so.6 #1 0x00007fa6ea9c2ae2 in ?? () from /usr/lib/libxcb.so.1 #2 0x00007fa6ea9c4757 in xcb_wait_for_event () from /usr/lib/libxcb.so.1 #3 0x00007fa6d2effca9 in ?? () from /usr/lib/libQt5XcbQpa.so.5 #4 0x00007fa6eac95a9e in ?? () from /usr/lib/libQt5Core.so.5 #5 0x00007fa6ed1c64a4 in start_thread () from /usr/lib/libpthread.so.0 #6 0x00007fa6ecf0413d in clone () from /usr/lib/libc.so.6 Thread 3 (Thread 0x7fa6ca99a700 (LWP 9507)): #0 0x00007fa6ecefce23 in select () from /usr/lib/libc.so.6 #1 0x00007fa6eaec891f in qt_safe_select(int, fd_set*, fd_set*, fd_set*, timespec const*) () from /usr/lib/libQt5Core.so.5 #2 0x00007fa6eaeca3f7 in QEventDispatcherUNIXPrivate::doSelect(QFlags, timespec*) () from /usr/lib/libQt5Core.so.5 #3 0x00007fa6eaeca8fe in QEventDispatcherUNIX::processEvents(QFlags) () from /usr/lib/libQt5Core.so.5 #4 0x00007fa6eae7426a in QEventLoop::exec(QFlags) () from /usr/lib/libQt5Core.so.5 #5 0x00007fa6eac90af4 in QThread::exec() () from /usr/lib/libQt5Core.so.5 #6 0x00007fa6e514d335 in ?? () from /usr/lib/libQt5Qml.so.5 #7 0x00007fa6eac95a9e in ?? () from /usr/lib/libQt5Core.so.5 #8 0x00007fa6ed1c64a4 in start_thread () from /usr/lib/libpthread.so.0 #9 0x00007fa6ecf0413d in clone () from /usr/lib/libc.so.6 Thread 2 (Thread 0x7fa6c9999700 (LWP 9509)): #0 0x00007fa6ed1cc07f in pthread_cond_wait@@GLIBC_2.3.2 () from /usr/lib/libpthread.so.0 #1 0x00007fa6e9beb564 in ?? () from /usr/lib/libQt5Script.so.5 #2 0x00007fa6e9beb5a9 in ?? () from /usr/lib/libQt5Script.so.5 #3 0x00007fa6ed1c64a4 in start_thread () from /usr/lib/libpthread.so.0 #4 0x00007fa6ecf0413d in clone () from /usr/lib/libc.so.6 Thread 1 (Thread 0x7fa6ed6d7840 (LWP 9488)): #0 0x00007fa6ecefce23 in select () from /usr/lib/libc.so.6 #1 0x00007fa6eaec891f in qt_safe_select(int, fd_set*, fd_set*, fd_set*, timespec const*) () from /usr/lib/libQt5Core.so.5 #2 0x00007fa6eaeca3f7 in QEventDispatcherUNIXPrivate::doSelect(QFlags, timespec*) () from /usr/lib/libQt5Core.so.5 #3 0x00007fa6eaeca8fe in QEventDispatcherUNIX::processEvents(QFlags) () from /usr/lib/libQt5Core.so.5 #4 0x00007fa6d2f6635d in ?? () from /usr/lib/libQt5XcbQpa.so.5 #5 0x00007fa6eae7426a in QEventLoop::exec(QFlags) () from /usr/lib/libQt5Core.so.5 #6 0x00007fa6eae7c20c in QCoreApplication::exec() () from /usr/lib/libQt5Core.so.5 #7 0x00007fa6ed3e175b in kdemain (argc=1, argv=0x7ffe2df23718) at /home/badboy/x/kwin2/src/kwin-5.4.1/main_x11.cpp:303 #8 0x00007fa6ece3b610 in __libc_start_main () from /usr/lib/libc.so.6 #9 0x00000000004007e9 in _start () A debugging session is active. Inferior 1 [process 9488] will be detached. Quit anyway? (y or n) [answered Y; input not from terminal] ================================================================ ================BT FOR kded5 (9157) ================================================================ [New LWP 9427] [Thread debugging using libthread_db enabled] Using host libthread_db library "/usr/lib/libthread_db.so.1". 0x00007f9ba2044a0a in QMutex::lock() () from /usr/lib/libQt5Core.so.5 Thread 2 (Thread 0x7f9b833eb700 (LWP 9427)): #0 0x00007f9ba1ccd18d in poll () from /usr/lib/libc.so.6 #1 0x00007f9b9e8dfc7c in ?? () from /usr/lib/libglib-2.0.so.0 #2 0x00007f9b9e8e0002 in g_main_loop_run () from /usr/lib/libglib-2.0.so.0 #3 0x00007f9b880fc876 in ?? () from /usr/lib/libgio-2.0.so.0 #4 0x00007f9b9e906625 in ?? () from /usr/lib/libglib-2.0.so.0 #5 0x00007f9b9f60a4a4 in start_thread () from /usr/lib/libpthread.so.0 #6 0x00007f9ba1cd613d in clone () from /usr/lib/libc.so.6 Thread 1 (Thread 0x7f9ba38f1800 (LWP 9157)): #0 0x00007f9ba2044a0a in QMutex::lock() () from /usr/lib/libQt5Core.so.5 #1 0x00007f9b8e600d76 in ?? () from /usr/lib/libQt5XcbQpa.so.5 #2 0x00007f9b8e600ec4 in QXcbConnection::getTimestamp() () from /usr/lib/libQt5XcbQpa.so.5 #3 0x00007f9b8e620b72 in QXcbNativeInterface::getTimestamp(QXcbScreen const*) () from /usr/lib/libQt5XcbQpa.so.5 #4 0x00007f9b8e6217fa in QXcbNativeInterface::nativeResourceForScreen(QByteArray const&, QScreen*) () from /usr/lib/libQt5XcbQpa.so.5 #5 0x00007f9ba175b700 in QX11Info::getTimestamp() () from /usr/lib/libQt5X11Extras.so.5 #6 0x00007f9b96895269 in KDBusService::Activate(QMap const&) () from /usr/lib/libKF5DBusAddons.so.5 #7 0x00007f9b96898de2 in ?? () from /usr/lib/libKF5DBusAddons.so.5 #8 0x00007f9b96428293 in ?? () from /usr/lib/libQt5DBus.so.5 #9 0x00007f9b9642beea in ?? () from /usr/lib/libQt5DBus.so.5 #10 0x00007f9b9642c82b in ?? () from /usr/lib/libQt5DBus.so.5 #11 0x00007f9b9642dbae in ?? () from /usr/lib/libQt5DBus.so.5 #12 0x00007f9ba225beb1 in QObject::event(QEvent*) () from /usr/lib/libQt5Core.so.5 #13 0x00007f9ba087900c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/libQt5Widgets.so.5 #14 0x00007f9ba087e4e6 in QApplication::notify(QObject*, QEvent*) () from /usr/lib/libQt5Widgets.so.5 #15 0x00007f9ba222c89b in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib/libQt5Core.so.5 #16 0x00007f9ba222ec96 in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () from /usr/lib/libQt5Core.so.5 #17 0x00007f9ba2282e33 in ?? () from /usr/lib/libQt5Core.so.5 #18 0x00007f9b9e8df9fd in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0 #19 0x00007f9b9e8dfce0 in ?? () from /usr/lib/libglib-2.0.so.0 #20 0x00007f9b9e8dfd8c in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0 #21 0x00007f9ba228323f in QEventDispatcherGlib::processEvents(QFlags) () from /usr/lib/libQt5Core.so.5 #22 0x00007f9ba222a26a in QEventLoop::exec(QFlags) () from /usr/lib/libQt5Core.so.5 #23 0x00007f9b887d938b in ?? () from /usr/lib/qt/plugins/kauth/backend/kauth_backend_plugin.so #24 0x00007f9b925b474e in KAuth::Action::setName(QString const&) () from /usr/lib/libKF5Auth.so.5 #25 0x00007f9b925b47b9 in KAuth::Action::Action(QString const&) () from /usr/lib/libKF5Auth.so.5 #26 0x00007f9b894ae634 in PowerDevilUPowerBackend::init() () from /usr/lib/qt/plugins/kded_powerdevil.so #27 0x00007f9b89265747 in PowerDevil::Core::loadCore(PowerDevil::BackendInterface*) () from /usr/lib/libpowerdevilcore.so.2 #28 0x00007f9b894a394f in ?? () from /usr/lib/qt/plugins/kded_powerdevil.so #29 0x00007f9ba225beb1 in QObject::event(QEvent*) () from /usr/lib/libQt5Core.so.5 #30 0x00007f9ba087900c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/libQt5Widgets.so.5 #31 0x00007f9ba087e4e6 in QApplication::notify(QObject*, QEvent*) () from /usr/lib/libQt5Widgets.so.5 #32 0x00007f9ba222c89b in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib/libQt5Core.so.5 #33 0x00007f9ba222ec96 in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () from /usr/lib/libQt5Core.so.5 #34 0x00007f9ba2282e33 in ?? () from /usr/lib/libQt5Core.so.5 #35 0x00007f9b9e8df9fd in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0 #36 0x00007f9b9e8dfce0 in ?? () from /usr/lib/libglib-2.0.so.0 #37 0x00007f9b9e8dfd8c in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0 #38 0x00007f9ba228323f in QEventDispatcherGlib::processEvents(QFlags) () from /usr/lib/libQt5Core.so.5 #39 0x00007f9ba222a26a in QEventLoop::exec(QFlags) () from /usr/lib/libQt5Core.so.5 #40 0x00007f9ba223220c in QCoreApplication::exec() () from /usr/lib/libQt5Core.so.5 #41 0x00007f9b8eac0b64 in kdemain () from /usr/lib/libkdeinit5_kded5.so #42 0x000000000040856a in ?? () #43 0x000000000040585f in main () A debugging session is active. Inferior 1 [process 9157] will be detached. Quit anyway? (y or n) [answered Y; input not from terminal] ================================================================ ================BT FOR plasmashell (9501) ================================================================ [New LWP 9530] [New LWP 9516] [New LWP 9503] [Thread debugging using libthread_db enabled] Using host libthread_db library "/usr/lib/libthread_db.so.1". 0x00007f75f83db18d in poll () from /usr/lib/libc.so.6 Thread 4 (Thread 0x7f75e6889700 (LWP 9503)): #0 0x00007f75f83db18d in poll () from /usr/lib/libc.so.6 #1 0x00007f75fd3d9ae2 in ?? () from /usr/lib/libxcb.so.1 #2 0x00007f75fd3db757 in xcb_wait_for_event () from /usr/lib/libxcb.so.1 #3 0x00007f75e89edca9 in ?? () from /usr/lib/libQt5XcbQpa.so.5 #4 0x00007f75f8adba9e in ?? () from /usr/lib/libQt5Core.so.5 #5 0x00007f75f7be34a4 in start_thread () from /usr/lib/libpthread.so.0 #6 0x00007f75f83e413d in clone () from /usr/lib/libc.so.6 Thread 3 (Thread 0x7f75df5ef700 (LWP 9516)): #0 0x00007f75f83db18d in poll () from /usr/lib/libc.so.6 #1 0x00007f75f488ac7c in ?? () from /usr/lib/libglib-2.0.so.0 #2 0x00007f75f488ad8c in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0 #3 0x00007f75f8d1323f in QEventDispatcherGlib::processEvents(QFlags) () from /usr/lib/libQt5Core.so.5 #4 0x00007f75f8cba26a in QEventLoop::exec(QFlags) () from /usr/lib/libQt5Core.so.5 #5 0x00007f75f8ad6af4 in QThread::exec() () from /usr/lib/libQt5Core.so.5 #6 0x00007f75fbe57335 in ?? () from /usr/lib/libQt5Qml.so.5 #7 0x00007f75f8adba9e in ?? () from /usr/lib/libQt5Core.so.5 #8 0x00007f75f7be34a4 in start_thread () from /usr/lib/libpthread.so.0 #9 0x00007f75f83e413d in clone () from /usr/lib/libc.so.6 Thread 2 (Thread 0x7f75d6d6d700 (LWP 9530)): #0 0x00007f75f83db18d in poll () from /usr/lib/libc.so.6 #1 0x00007f75f488ac7c in ?? () from /usr/lib/libglib-2.0.so.0 #2 0x00007f75f488ad8c in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0 #3 0x00007f75f8d1323f in QEventDispatcherGlib::processEvents(QFlags) () from /usr/lib/libQt5Core.so.5 #4 0x00007f75f8cba26a in QEventLoop::exec(QFlags) () from /usr/lib/libQt5Core.so.5 #5 0x00007f75f8ad6af4 in QThread::exec() () from /usr/lib/libQt5Core.so.5 #6 0x00007f75fbe57335 in ?? () from /usr/lib/libQt5Qml.so.5 #7 0x00007f75f8adba9e in ?? () from /usr/lib/libQt5Core.so.5 #8 0x00007f75f7be34a4 in start_thread () from /usr/lib/libpthread.so.0 #9 0x00007f75f83e413d in clone () from /usr/lib/libc.so.6 Thread 1 (Thread 0x7f75feede800 (LWP 9501)): #0 0x00007f75f83db18d in poll () from /usr/lib/libc.so.6 #1 0x00007f75f488ac7c in ?? () from /usr/lib/libglib-2.0.so.0 #2 0x00007f75f488ad8c in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0 #3 0x00007f75f8d1325b in QEventDispatcherGlib::processEvents(QFlags) () from /usr/lib/libQt5Core.so.5 #4 0x00007f75f8cba26a in QEventLoop::exec(QFlags) () from /usr/lib/libQt5Core.so.5 #5 0x00007f75f8cc220c in QCoreApplication::exec() () from /usr/lib/libQt5Core.so.5 #6 0x00000000004300f3 in main () A debugging session is active. Inferior 1 [process 9501] will be detached. Quit anyway? (y or n) [answered Y; input not from terminal] ================================================================ ================BT FOR ksmserver (9484) ================================================================ [New LWP 9487] [Thread debugging using libthread_db enabled] Using host libthread_db library "/usr/lib/libthread_db.so.1". 0x00007f9ba1ccd18d in poll () from /usr/lib/libc.so.6 Thread 2 (Thread 0x7f9b8a577700 (LWP 9487)): #0 0x00007f9ba1ccd18d in poll () from /usr/lib/libc.so.6 #1 0x00007f9ba11bfae2 in ?? () from /usr/lib/libxcb.so.1 #2 0x00007f9ba11c1757 in xcb_wait_for_event () from /usr/lib/libxcb.so.1 #3 0x00007f9b8c2b5ca9 in ?? () from /usr/lib/libQt5XcbQpa.so.5 #4 0x00007f9ba204ba9e in ?? () from /usr/lib/libQt5Core.so.5 #5 0x00007f9b9f60a4a4 in start_thread () from /usr/lib/libpthread.so.0 #6 0x00007f9ba1cd613d in clone () from /usr/lib/libc.so.6 Thread 1 (Thread 0x7f9ba38f1800 (LWP 9484)): #0 0x00007f9ba1ccd18d in poll () from /usr/lib/libc.so.6 #1 0x00007f9b9e8dfc7c in ?? () from /usr/lib/libglib-2.0.so.0 #2 0x00007f9b9e8dfd8c in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0 #3 0x00007f9ba228325b in QEventDispatcherGlib::processEvents(QFlags) () from /usr/lib/libQt5Core.so.5 #4 0x00007f9ba222a26a in QEventLoop::exec(QFlags) () from /usr/lib/libQt5Core.so.5 #5 0x00007f9ba223220c in QCoreApplication::exec() () from /usr/lib/libQt5Core.so.5 #6 0x00007f9b8ea77e16 in kdemain () from /usr/lib/libkdeinit5_ksmserver.so #7 0x000000000040856a in ?? () #8 0x0000000000409ebe in ?? () #9 0x000000000040a4b6 in ?? () #10 0x0000000000404f1b in main () A debugging session is active. Inferior 1 [process 9484] will be detached. Quit anyway? (y or n) [answered Y; input not from terminal] Error: Could not find PID for kglobalaccled ======================================================================== Lets look at responses from the qdbus components ======================================================================== ================================================================ ================Bus Response FOR org.kde.ActivityManager ================================================================ / /ActivityManager /ActivityManager/Activities /ActivityManager/Features /ActivityManager/Resources /ActivityManager/Resources/Linking /ActivityManager/Resources/Scoring /MainApplication /SLC /org /org/kde /org/kde/ActivityManager ================================================================ ================Bus Response FOR org.kde.kaccess ================================================================ / /MainApplication ================================================================ ================Bus Response FOR org.kde.ksmserver ================================================================ / /KSMServer /MainApplication /ScreenSaver /org /org/freedesktop /org/freedesktop/ScreenSaver /org/kde /org/kde/ksmserver ================================================================ ================Bus Response FOR org.kde.screensaver ================================================================ / /KSMServer /MainApplication /ScreenSaver /org /org/freedesktop /org/freedesktop/ScreenSaver /org/kde /org/kde/ksmserver ================================================================ ================Bus Response FOR org.kde.krunner ================================================================ / /App /MainApplication /org /org/kde /org/kde/krunner ================================================================ ================Bus Response FOR org.kde.baloo ================================================================ / /indexer ================================================================ ================Bus Response FOR org.kde.KWin ================================================================ / /0 /Compositor /KWin /Scripting ================================================================ ================Bus Response FOR org.kde.plasmashell ================================================================ / /MainApplication /PlasmaShell /org /org/kde /org/kde/osdService /org/kde/plasmashell ================================================================ ================Bus Response FOR org.kde.polkit-kde-authentication-agent-1 ================================================================ / /MainApplication /org /org/kde /org/kde/Polkit1AuthAgent /org/kde/polkitkdeauthenticationagent1 ================================================================ ================Bus Response FOR org.kde.kmix ================================================================ / /KDebug /MainApplication /Mixers /Mixers/PulseAudio__Capture_Devices_1 /Mixers/PulseAudio__Capture_Devices_1/alsa_input_pci_0000_00_1b_0_analog_stereo /Mixers/PulseAudio__Capture_Streams_1 /Mixers/PulseAudio__Playback_Devices_1 /Mixers/PulseAudio__Playback_Devices_1/alsa_output_pci_0000_00_1b_0_analog_stereo /Mixers/PulseAudio__Playback_Devices_1/alsa_output_pci_0000_02_00_1_hdmi_stereo /Mixers/PulseAudio__Playback_Devices_1/alsa_output_pci_0000_81_00_1_hdmi_stereo /Mixers/PulseAudio__Playback_Streams_1 /Mixers/PulseAudio__Playback_Streams_1/restore_sink_input_by_media_role_event /kmix /kmix/KMixWindow /kmix/KMixWindow/actions /kmix/KMixWindow/actions/file_quit /kmix/KMixWindow/actions/options_show_menubar /kmix/KMixWindow/actions/options_configure /kmix/KMixWindow/actions/options_configure_keybinding /kmix/KMixWindow/actions/launch_kdesoundsetup /kmix/KMixWindow/actions/hwinfo /kmix/KMixWindow/actions/hide_kmixwindow /kmix/KMixWindow/actions/toggle_channels_currentview /kmix/KMixWindow/actions/select_master /kmix/KMixWindow/actions/save_1 /kmix/KMixWindow/actions/save_2 /kmix/KMixWindow/actions/save_3 /kmix/KMixWindow/actions/save_4 /kmix/KMixWindow/actions/load_1 /kmix/KMixWindow/actions/load_2 /kmix/KMixWindow/actions/load_3 /kmix/KMixWindow/actions/load_4 /kmix/KMixWindow/actions/increase_volume /kmix/KMixWindow/actions/decrease_volume /kmix/KMixWindow/actions/mute ================================================================ ================Bus Response FOR org.kde.StatusNotifierItem-9523-1 ================================================================ / /MenuBar /StatusNotifierItem ================================================================ ================Bus Response FOR org.kde.klauncher5 ================================================================ / /KLauncher ================================================================ ================Bus Response FOR org.kde.StatusNotifierWatcher ================================================================ Error: org.freedesktop.DBus.Error.NoReply Did not receive a reply. Possible causes include: the remote application did not send a reply, the message bus security policy blocked the reply, the reply timeout expired, or the network connection was broken. ================================================================ ================Bus Response FOR org.kde.kded5 ================================================================ Error: org.freedesktop.DBus.Error.NoReply Did not receive a reply. Possible causes include: the remote application did not send a reply, the message bus security policy blocked the reply, the reply timeout expired, or the network connection was broken. ================================================================ ================Bus Response FOR org.kde.kglobalaccel ================================================================ / /MainApplication /component /component/ActivityManager /component/KDE_Keyboard_Layout_Switcher /component/amarok /component/kaccess /component/kded5 /component/khotkeys /component/kmix /component/krunner /component/ksmserver /component/kwin /component/mediacontrol /component/plasmashell /kglobalaccel /org /org/kde /org/kde/kglobalaccel