. Thread 3 (Thread 1354): #0 0x00007f2dd8196f2b in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0 No symbol table info available. #1 0x00007f2dd69ca4d5 in ?? () from /usr/lib/x86_64-linux-gnu/libgthread-2.0.so.0 No symbol table info available. #2 0x00007f2dd9a09d7f in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #3 0x00007f2dd9a0a5d1 in g_async_queue_timed_pop () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #4 0x00007f2dd9a5c697 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #5 0x00007f2dd9a5a256 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #6 0x00007f2dd8191d8c in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 No symbol table info available. #7 0x00007f2dd86c41bd in clone () from /lib/x86_64-linux-gnu/libc.so.6 No symbol table info available. #8 0x0000000000000000 in ?? () No symbol table info available. . Thread 2 (Thread 1338): #0 0x00007f2dd86b7073 in poll () from /lib/x86_64-linux-gnu/libc.so.6 No symbol table info available. #1 0x00007f2dd9a34d68 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #2 0x00007f2dd9a35592 in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #3 0x00007f2dd4c646f6 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0 No symbol table info available. #4 0x00007f2dd9a5a256 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #5 0x00007f2dd8191d8c in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 No symbol table info available. #6 0x00007f2dd86c41bd in clone () from /lib/x86_64-linux-gnu/libc.so.6 No symbol table info available. #7 0x0000000000000000 in ?? () No symbol table info available. . Thread 1 (Thread 1317): #0 0x00007f2dd8668b11 in ?? () from /lib/x86_64-linux-gnu/libc.so.6 No symbol table info available. #1 0x00007f2ddbb271b3 in ?? () from /usr/lib/libQtGui.so.4 No symbol table info available. #2 0x00007f2ddbafbf56 in ?? () from /usr/lib/libQtGui.so.4 No symbol table info available. #3 0x00007f2ddbb00d64 in ?? () from /usr/lib/libQtGui.so.4 No symbol table info available. #4 0x00007f2ddba8f4aa in QPainter::drawTiledPixmap(QRectF const&, QPixmap const&, QPointF const&) () from /usr/lib/libQtGui.so.4 No symbol table info available. #5 0x00007f2ddb98d134 in QWidgetPrivate::paintBackground(QPainter*, QRegion const&, int) const () from /usr/lib/libQtGui.so.4 No symbol table info available. #6 0x00007f2ddb992c0c in QWidgetPrivate::drawWidget(QPaintDevice*, QRegion const&, QPoint const&, int, QPainter*, QWidgetBackingStore*) () from /usr/lib/libQtGui.so.4 No symbol table info available. #7 0x00007f2ddbb53473 in ?? () from /usr/lib/libQtGui.so.4 No symbol table info available. #8 0x00007f2ddbb537e6 in ?? () from /usr/lib/libQtGui.so.4 No symbol table info available. #9 0x00007f2ddb9c332a in ?? () from /usr/lib/libQtGui.so.4 No symbol table info available. #10 0x00007f2ddb9c446b in QApplication::x11ProcessEvent(_XEvent*) () from /usr/lib/libQtGui.so.4 No symbol table info available. #11 0x00007f2ddb9ecaa2 in ?? () from /usr/lib/libQtGui.so.4 No symbol table info available. #12 0x00007f2dd9a3485d in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #13 0x00007f2dd9a35058 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #14 0x00007f2dd9a35229 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #15 0x00007f2ddb445dd6 in QEventDispatcherGlib::processEvents(QFlags) () from /usr/lib/libQtCore.so.4 No symbol table info available. #16 0x00007f2ddb9ec70e in ?? () from /usr/lib/libQtGui.so.4 No symbol table info available. #17 0x00007f2ddb41e8af in QCoreApplication::processEvents(QFlags) () from /usr/lib/libQtCore.so.4 No symbol table info available. #18 0x00007f2ddabf6d40 in ?? () from /usr/lib/libdbusmenu-qt.so.2 No symbol table info available. #19 0x00007f2ddabf7a9a in DBusMenuImporter::slotMenuAboutToShow() () from /usr/lib/libdbusmenu-qt.so.2 No symbol table info available. #20 0x00007f2ddac01344 in DBusMenuImporter::qt_metacall(QMetaObject::Call, int, void**) () from /usr/lib/libdbusmenu-qt.so.2 No symbol table info available. #21 0x00007f2ddb42dd7a in QMetaObject::activate(QObject*, QMetaObject const*, int, void**) () from /usr/lib/libQtCore.so.4 No symbol table info available. #22 0x00007f2ddbd79df8 in QMenu::qt_metacall(QMetaObject::Call, int, void**) () from /usr/lib/libQtGui.so.4 No symbol table info available. #23 0x00007f2ddb4223ee in QMetaMethod::invoke(QObject*, Qt::ConnectionType, QGenericReturnArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument) const () from /usr/lib/libQtCore.so.4 No symbol table info available. #24 0x00007f2ddb424540 in QMetaObject::invokeMethod(QObject*, char const*, Qt::ConnectionType, QGenericReturnArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument) () from /usr/lib/libQtCore.so.4 No symbol table info available. #25 0x00007f2ddabf7721 in DBusMenuImporter::updateMenu() () from /usr/lib/libdbusmenu-qt.so.2 No symbol table info available. #26 0x00007f2ddac012ec in DBusMenuImporter::qt_metacall(QMetaObject::Call, int, void**) () from /usr/lib/libdbusmenu-qt.so.2 No symbol table info available. #27 0x00007f2ddb43191e in QObject::event(QEvent*) () from /usr/lib/libQtCore.so.4 No symbol table info available. #28 0x00007f2ddb945134 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/libQtGui.so.4 No symbol table info available. #29 0x00007f2ddb949fa1 in QApplication::notify(QObject*, QEvent*) () from /usr/lib/libQtGui.so.4 No symbol table info available. #30 0x00007f2ddb41b0fc in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib/libQtCore.so.4 No symbol table info available. #31 0x00007f2ddb41e48f in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () from /usr/lib/libQtCore.so.4 No symbol table info available. #32 0x00007f2ddb445973 in ?? () from /usr/lib/libQtCore.so.4 No symbol table info available. #33 0x00007f2dd9a3485d in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #34 0x00007f2dd9a35058 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #35 0x00007f2dd9a35229 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #36 0x00007f2ddb445dd6 in QEventDispatcherGlib::processEvents(QFlags) () from /usr/lib/libQtCore.so.4 No symbol table info available. #37 0x00007f2ddb9ec70e in ?? () from /usr/lib/libQtGui.so.4 No symbol table info available. #38 0x00007f2ddb41a2f2 in QEventLoop::processEvents(QFlags) () from /usr/lib/libQtCore.so.4 No symbol table info available. #39 0x00007f2ddb41a4f7 in QEventLoop::exec(QFlags) () from /usr/lib/libQtCore.so.4 No symbol table info available. #40 0x00007f2ddb41e70b in QCoreApplication::exec() () from /usr/lib/libQtCore.so.4 No symbol table info available. #41 0x000000000041740b in main () No symbol table info available.