(gdb) backtrace
#0 0x00002afb3a50f3b9 in QString::fromLocal8Bit () from /opt/qt4/lib/libQtCore.so.4
#1 0x00002afb3a588adc in QCoreApplication::arguments ()
from /opt/qt4/lib/libQtCore.so.4
#2 0x00002afb38b9518a in ?? () from /opt/qt4/lib/libQtGui.so.4
#3 0x00002afb38b95ca7 in ?? () from /opt/qt4/lib/libQtGui.so.4
#4 0x00002afb3966c682 in _SmcProcessMessage () from /usr/lib/libSM.so.6
#5 0x00002afb3977f9c2 in IceProcessMessages () from /usr/lib/libICE.so.6
#6 0x00002afb38b8ed50 in ?? () from /opt/qt4/lib/libQtGui.so.4
#7 0x00002afb3a597c1b in QMetaObject::activate () from /opt/qt4/lib/libQtCore.so.4
#8 0x00002afb3a5b3bce in QSocketNotifier::activated ()
from /opt/qt4/lib/libQtCore.so.4
#9 0x00002afb3a59e82f in QSocketNotifier::event () from /opt/qt4/lib/libQtCore.so.4
#10 0x00002afb38b462cc in QApplicationPrivate::notify_helper ()
from /opt/qt4/lib/libQtGui.so.4
#11 0x00002afb38b48a39 in QApplication::notify () from /opt/qt4/lib/libQtGui.so.4
#12 0x00002afb3a586a20 in QCoreApplication::notifyInternal ()
from /opt/qt4/lib/libQtCore.so.4
#13 0x00002afb3a5a819b in ?? () from /opt/qt4/lib/libQtCore.so.4
#14 0x00002afb3ab864ad in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0
#15 0x00002afb3ab892ed in g_main_context_iterate () from /usr/lib/libglib-2.0.so.0
#16 0x00002afb3ab897be in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#17 0x00002afb3a5a82c0 in QEventDispatcherGlib::processEvents ()
from /opt/qt4/lib/libQtCore.so.4
#18 0x00002afb38bbe4cf in ?? () from /opt/qt4/lib/libQtGui.so.4
#19 0x00002afb3a5860b8 in QEventLoop::processEvents () from /opt/qt4/lib/libQtCore.so.4
#20 0x00002afb3a5861c9 in QEventLoop::exec () from /opt/qt4/lib/libQtCore.so.4
#21 0x00002afb3a5885de in QCoreApplication::exec () from /opt/qt4/lib/libQtCore.so.4
#22 0x0000000000486a4f in ?? ()
#23 0x00002afb3b8c8ac4 in __libc_start_main () from /lib/libc.so.6
#24 0x000000000041cb59 in ?? ()
#25 0x00007fff725cbc88 in ?? ()
#26 0x0000000000000000 in ?? ()