.
Thread 2 (Thread 0x7f2ee3491700 (LWP 29343)):
#0  0x00007f2ef72a8dc3 in poll () from /lib/x86_64-linux-gnu/libc.so.6
No symbol table info available.
#1  0x00007f2ef68dcf26 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#2  0x00007f2ef68dd38a in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#3  0x00007f2ef102ee46 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
No symbol table info available.
#4  0x00007f2ef68fe5c5 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#5  0x00007f2ef6faee9a in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0
No symbol table info available.
#6  0x00007f2ef72b477d in clone () from /lib/x86_64-linux-gnu/libc.so.6
No symbol table info available.
#7  0x0000000000000000 in ?? ()
No symbol table info available.
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Thread 1 (Thread 0x7f2efa85a840 (LWP 29339)):
#0  0x00007f2ef96e8100 in QWidget::setAttribute(Qt::WidgetAttribute, bool) () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
No symbol table info available.
#1  0x00007f2ef9aeddca in QMenu::actionEvent(QActionEvent*) () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
No symbol table info available.
#2  0x00007f2ef96eeaff in QWidget::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
No symbol table info available.
#3  0x00007f2ef9af193b in QMenu::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
No symbol table info available.
#4  0x00007f2ef969e5e4 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
No symbol table info available.
#5  0x00007f2ef96a3463 in QApplication::notify(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
No symbol table info available.
#6  0x00007f2ef83d2a46 in KApplication::notify(QObject*, QEvent*) () from /usr/lib/libkdeui.so.5
No symbol table info available.
#7  0x00007f2efa31b41c in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
No symbol table info available.
#8  0x00007f2ef96975b1 in ?? () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
No symbol table info available.
#9  0x00007f2ef9697f56 in QAction::setChecked(bool) () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
No symbol table info available.
#10 0x00007f2ef96980d4 in QAction::activate(QAction::ActionEvent) () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
No symbol table info available.
#11 0x00007f2ef82fd4c5 in KToggleFullScreenAction::eventFilter(QObject*, QEvent*) () from /usr/lib/libkdeui.so.5
No symbol table info available.
#12 0x00007f2efa31b5a8 in QCoreApplicationPrivate::sendThroughObjectEventFilters(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
No symbol table info available.
#13 0x00007f2ef969e5af in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
No symbol table info available.
#14 0x00007f2ef96a3463 in QApplication::notify(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
No symbol table info available.
#15 0x00007f2ef83d2a46 in KApplication::notify(QObject*, QEvent*) () from /usr/lib/libkdeui.so.5
No symbol table info available.
#16 0x00007f2efa31b41c in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
No symbol table info available.
#17 0x00007f2ef9735cb8 in QWidget::setWindowState(QFlags<Qt::WindowState>) () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
No symbol table info available.
#18 0x00007f2ef96e6bd9 in QWidget::showFullScreen() () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
No symbol table info available.
#19 0x00007f2efa978590 in _start ()
No symbol table info available.