unity --debug unity-panel-service stop/waiting unity7 stop/waiting unity-panel-service start/running, process 11238 [Thread debugging using libthread_db enabled] Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1". /usr/bin/compiz (core) - Info: Loading plugin: core /usr/bin/compiz (core) - Info: Starting plugin: core [New Thread 0x7ffff3637700 (LWP 11364)] /usr/bin/compiz (core) - Info: Loading plugin: ccp /usr/bin/compiz (core) - Info: Starting plugin: ccp [New Thread 0x7fffeb20e700 (LWP 11366)] [New Thread 0x7fffeaa0d700 (LWP 11367)] compizconfig - Info: Backend : gsettings compizconfig - Info: Integration : true compizconfig - Info: Profile : unity /usr/bin/compiz (core) - Info: Loading plugin: composite /usr/bin/compiz (core) - Info: Starting plugin: composite /usr/bin/compiz (core) - Info: Loading plugin: opengl /usr/bin/compiz (core) - Info: Starting plugin: opengl /usr/bin/Compiz (opengl) - Info: GLX_EXT_buffer_age is supported /usr/bin/compiz (core) - Info: Loading plugin: vpswitch /usr/bin/compiz (core) - Info: Starting plugin: vpswitch /usr/bin/compiz (core) - Info: Loading plugin: wall /usr/bin/compiz (core) - Info: Starting plugin: wall /usr/bin/compiz (core) - Info: Loading plugin: mousepoll /usr/bin/compiz (core) - Info: Starting plugin: mousepoll /usr/bin/compiz (core) - Info: Loading plugin: grid /usr/bin/compiz (core) - Info: Starting plugin: grid /usr/bin/compiz (core) - Info: Loading plugin: resize /usr/bin/compiz (core) - Info: Starting plugin: resize /usr/bin/compiz (core) - Info: Loading plugin: compiztoolbox /usr/bin/compiz (core) - Info: Starting plugin: compiztoolbox /usr/bin/compiz (core) - Info: Loading plugin: imgpng /usr/bin/compiz (core) - Info: Starting plugin: imgpng /usr/bin/compiz (core) - Info: Loading plugin: unitymtgrabhandles /usr/bin/compiz (core) - Info: Starting plugin: unitymtgrabhandles /usr/bin/compiz (core) - Info: Loading plugin: commands /usr/bin/compiz (core) - Info: Starting plugin: commands /usr/bin/compiz (core) - Info: Loading plugin: regex /usr/bin/compiz (core) - Info: Starting plugin: regex /usr/bin/compiz (core) - Info: Loading plugin: copytex /usr/bin/compiz (core) - Info: Starting plugin: copytex /usr/bin/compiz (core) - Info: Loading plugin: place /usr/bin/compiz (core) - Info: Starting plugin: place /usr/bin/compiz (core) - Info: Loading plugin: session /usr/bin/compiz (core) - Info: Starting plugin: session /usr/bin/compiz (core) - Info: Loading plugin: move /usr/bin/compiz (core) - Info: Starting plugin: move /usr/bin/compiz (core) - Info: Loading plugin: snap /usr/bin/compiz (core) - Info: Starting plugin: snap /usr/bin/compiz (core) - Info: Loading plugin: animation /usr/bin/compiz (core) - Info: Starting plugin: animation /usr/bin/compiz (core) - Info: Loading plugin: workarounds /usr/bin/compiz (core) - Info: Starting plugin: workarounds /usr/bin/compiz (core) - Info: Loading plugin: expo /usr/bin/compiz (core) - Info: Starting plugin: expo /usr/bin/compiz (core) - Info: Loading plugin: fade /usr/bin/compiz (core) - Info: Starting plugin: fade /usr/bin/compiz (core) - Info: Loading plugin: ezoom /usr/bin/compiz (core) - Info: Starting plugin: ezoom /usr/bin/compiz (core) - Info: Loading plugin: scale /usr/bin/compiz (core) - Info: Starting plugin: scale /usr/bin/compiz (core) - Info: Loading plugin: unityshell /usr/bin/compiz (core) - Info: Starting plugin: unityshell [New Thread 0x7fffcb76e700 (LWP 11368)] WARN 2018-01-06 19:25:32 unity.glib.dbus.server GLibDBusServer.cpp:593 Can't register object 'org.gnome.Shell' yet as we don't have a connection, waiting for it... WARN 2018-01-06 19:25:32 unity.glib.dbus.server GLibDBusServer.cpp:593 Can't register object 'com.canonical.Autopilot.Introspection' yet as we don't have a connection, waiting for it... WARN 2018-01-06 19:25:32 unity.glib.dbus.server GLibDBusServer.cpp:593 Can't register object 'com.canonical.Unity.Debug.Logging' yet as we don't have a connection, waiting for it... WARN 2018-01-06 19:25:32 xim.controller XIMController.cpp:103 IBus natively supported. WARN 2018-01-06 19:25:32 unity.dash.gsettingsscopereader GSettingsScopes.cpp:108 Error fetching protocol metadata for scope: social.scope : Valid key file could not be found in search dirs WARN 2018-01-06 19:25:32 unity.glib.dbus.server GLibDBusServer.cpp:593 Can't register object 'com.canonical.Unity.Launcher' yet as we don't have a connection, waiting for it... WARN 2018-01-06 19:25:32 unity.glib.dbus.server GLibDBusServer.cpp:593 Can't register object 'com.canonical.Unity.Dash' yet as we don't have a connection, waiting for it... WARN 2018-01-06 19:25:33 unity.glib.dbus.server GLibDBusServer.cpp:593 Can't register object 'org.gnome.SessionManager.EndSessionDialog' yet as we don't have a connection, waiting for it... [New Thread 0x7fffc9231700 (LWP 11386)] WARN 2018-01-06 19:25:33 unity.glib.dbus.server GLibDBusServer.cpp:593 Can't register object 'com.canonical.Unity.Session' yet as we don't have a connection, waiting for it... WARN 2018-01-06 19:25:33 unity.glib.dbus.server GLibDBusServer.cpp:593 Can't register object 'org.gnome.ScreenSaver' yet as we don't have a connection, waiting for it... [Thread 0x7fffcb76e700 (LWP 11368) exited] ERROR 2018-01-06 19:25:33 unity.glib.dbus.server GLibDBusServer.cpp:538 DBus name lost 'com.canonical.Unity' ERROR 2018-01-06 19:25:33 unity.glib.dbus.server GLibDBusServer.cpp:538 DBus name lost 'org.gnome.Shell' ERROR 2018-01-06 19:25:33 unity.glib.dbus.server GLibDBusServer.cpp:538 DBus name lost 'com.canonical.Unity' WARN 2018-01-06 19:25:33 unity.key.gnome.grabber GnomeKeyGrabber.cpp:108 Trying to grab a disabled action, we skip it WARN 2018-01-06 19:25:33 unity.key.gnome.grabber GnomeKeyGrabber.cpp:108 Trying to grab a disabled action, we skip it WARN 2018-01-06 19:25:33 unity.key.gnome.grabber GnomeKeyGrabber.cpp:108 Trying to grab a disabled action, we skip it WARN 2018-01-06 19:25:33 unity.key.gnome.grabber GnomeKeyGrabber.cpp:108 Trying to grab a disabled action, we skip it WARN 2018-01-06 19:25:33 unity.key.gnome.grabber GnomeKeyGrabber.cpp:108 Trying to grab a disabled action, we skip it WARN 2018-01-06 19:25:33 unity.key.gnome.grabber GnomeKeyGrabber.cpp:108 Trying to grab a disabled action, we skip it WARN 2018-01-06 19:25:33 unity.key.gnome.grabber GnomeKeyGrabber.cpp:108 Trying to grab a disabled action, we skip it WARN 2018-01-06 19:25:33 unity.key.gnome.grabber GnomeKeyGrabber.cpp:108 Trying to grab a disabled action, we skip it WARN 2018-01-06 19:25:33 unity.key.gnome.grabber GnomeKeyGrabber.cpp:108 Trying to grab a disabled action, we skip it WARN 2018-01-06 19:25:33 unity.key.gnome.grabber GnomeKeyGrabber.cpp:108 Trying to grab a disabled action, we skip it Thread 1 "compiz" received signal SIGSEGV, Segmentation fault. 0x00007fffe3af5eb6 in ?? () from /usr/lib/x86_64-linux-gnu/dri/i965_dri.so #0 0x00007fffe3af5eb6 in ?? () from /usr/lib/x86_64-linux-gnu/dri/i965_dri.so No symbol table info available. #1 0x00007fffe3af7559 in ?? () from /usr/lib/x86_64-linux-gnu/dri/i965_dri.so No symbol table info available. #2 0x00007fffe3ae4468 in ?? () from /usr/lib/x86_64-linux-gnu/dri/i965_dri.so No symbol table info available. #3 0x00007fffe3ae5345 in ?? () from /usr/lib/x86_64-linux-gnu/dri/i965_dri.so No symbol table info available. #4 0x00007fffe39064da in ?? () from /usr/lib/x86_64-linux-gnu/dri/i965_dri.so No symbol table info available. #5 0x00007fffe3906ddd in ?? () from /usr/lib/x86_64-linux-gnu/dri/i965_dri.so No symbol table info available. #6 0x00007fffe393d333 in ?? () from /usr/lib/x86_64-linux-gnu/dri/i965_dri.so No symbol table info available. #7 0x00007fffe368f641 in ?? () from /usr/lib/x86_64-linux-gnu/dri/i965_dri.so No symbol table info available. #8 0x00007fffe3690ba7 in ?? () from /usr/lib/x86_64-linux-gnu/dri/i965_dri.so No symbol table info available. #9 0x00007fffdb10b3da in nux::IOpenGLSurface::CopyRenderTarget(int, int, int, int) () from /usr/lib/x86_64-linux-gnu/libnux-graphics-4.0.so.0 No symbol table info available. #10 0x00007fffdb0f9717 in nux::GraphicsEngine::CreateTextureFromBackBuffer(int, int, int, int) () from /usr/lib/x86_64-linux-gnu/libnux-graphics-4.0.so.0 No symbol table info available. #11 0x00007fffd5e2c228 in unity::CairoBaseWindow::Draw(nux::GraphicsEngine&, bool) () from /usr/lib/x86_64-linux-gnu/compiz/libunityshell.so No symbol table info available. #12 0x00007fffd5e7de74 in unity::Tooltip::Draw(nux::GraphicsEngine&, bool) () from /usr/lib/x86_64-linux-gnu/compiz/libunityshell.so No symbol table info available. #13 0x00007fffd4a2a40c in nux::View::ProcessDraw(nux::GraphicsEngine&, bool) () from /usr/lib/x86_64-linux-gnu/libnux-4.0.so.0 No symbol table info available. #14 0x00007fffd4a2d88c in nux::WindowCompositor::RenderTopViewContent(nux::BaseWindow*, bool) () from /usr/lib/x86_64-linux-gnu/libnux-4.0.so.0 No symbol table info available. #15 0x00007fffd4a34246 in nux::WindowCompositor::RenderTopViews(bool, std::__cxx11::list, std::allocator > >&, bool) () from /usr/lib/x86_64-linux-gnu/libnux-4.0.so.0 No symbol table info available. #16 0x00007fffd4a3464c in nux::WindowCompositor::Draw(bool, bool) () from /usr/lib/x86_64-linux-gnu/libnux-4.0.so.0 No symbol table info available. #17 0x00007fffd4a3a5e2 in nux::WindowThread::RenderInterfaceFromForeignCmd(nux::Rect const&) () from /usr/lib/x86_64-linux-gnu/libnux-4.0.so.0 No symbol table info available. #18 0x00007fffd5d5d636 in unity::UnityScreen::paintDisplay() () from /usr/lib/x86_64-linux-gnu/compiz/libunityshell.so No symbol table info available. #19 0x00007fffd5d5da08 in unity::UnityScreen::glPaintOutput(GLScreenPaintAttrib const&, GLMatrix const&, CompRegion const&, CompOutput*, unsigned int) () from /usr/lib/x86_64-linux-gnu/compiz/libunityshell.so No symbol table info available. #20 0x00007fffe99ba2ad in GLScreen::glPaintOutput(GLScreenPaintAttrib const&, GLMatrix const&, CompRegion const&, CompOutput*, unsigned int) () from /usr/lib/x86_64-linux-gnu/compiz/libopengl.so No symbol table info available. #21 0x00007fffe99bd98e in PrivateGLScreen::paintOutputs(std::__cxx11::list >&, unsigned int, CompRegion const&) () from /usr/lib/x86_64-linux-gnu/compiz/libopengl.so No symbol table info available. #22 0x00007fffe9ffcdd7 in CompositeScreen::paint(std::__cxx11::list >&, unsigned int) () from /usr/lib/x86_64-linux-gnu/compiz/libcomposite.so No symbol table info available. #23 0x00007fffe9fffe01 in CompositeScreen::handlePaintTimeout() () from /usr/lib/x86_64-linux-gnu/compiz/libcomposite.so No symbol table info available. #24 0x00007ffff7ba630f in CompTimer::triggerCallback() () from /usr/lib/x86_64-linux-gnu/libcompiz_core.so.ABI-20151010 No symbol table info available. #25 0x00007ffff7ba63fc in CompTimeoutSource::callback() () from /usr/lib/x86_64-linux-gnu/libcompiz_core.so.ABI-20151010 No symbol table info available. #26 0x00007ffff7ba582d in CompTimeoutSource::dispatch(sigc::slot_base*) () from /usr/lib/x86_64-linux-gnu/libcompiz_core.so.ABI-20151010 No symbol table info available. #27 0x00007ffff5ded37f in Glib::Source::dispatch_vfunc(_GSource*, int (*)(void*), void*) () from /usr/lib/x86_64-linux-gnu/libglibmm-2.4.so.1 No symbol table info available. #28 0x00007ffff5ad304a in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #29 0x00007ffff5ad33f0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #30 0x00007ffff5ad3712 in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #31 0x00007ffff7b5d8cf in compiz::private_screen::EventManager::startEventLoop(_XDisplay*) () from /usr/lib/x86_64-linux-gnu/libcompiz_core.so.ABI-20151010 No symbol table info available. #32 0x00000000004017c1 in main () No symbol table info available. mohammadreza@mr-ubuntu:~$