.
Thread 3 (process 6002):
#0  0x00007fc794760206 in poll () from /lib/libc.so.6
#1  0x00007fc79509b3a8 in ?? () from /usr/lib/libglib-2.0.so.0
#2  0x00007fc79509ba3d in g_main_loop_run () from /usr/lib/libglib-2.0.so.0
#3  0x00007fc797e837a7 in gtk_main () from /usr/lib/libgtk-x11-2.0.so.0
#4  0x0000000000423151 in main ()
.
Thread 2 (process 6008):
#0  0x00007fc79c93a2d9 in pthread_cond_wait@@GLIBC_2.3.2 ()
   from /lib/libpthread.so.0
#1  0x00007fc79507472c in ?? () from /usr/lib/libglib-2.0.so.0
#2  0x00007fc795074ae2 in g_async_queue_pop () from /usr/lib/libglib-2.0.so.0
#3  0x00007fc79d34f995 in ?? () from /usr/lib/librhythmbox-core.so.0
#4  0x00007fc7950c1264 in ?? () from /usr/lib/libglib-2.0.so.0
#5  0x00007fc79c9363ea in start_thread () from /lib/libpthread.so.0
#6  0x00007fc794769c6d in clone () from /lib/libc.so.6
#7  0x0000000000000000 in ?? ()
.
Thread 1 (process 6020):
#0  0x00007fc795cbd4ec in g_type_check_instance_cast ()
   from /usr/lib/libgobject-2.0.so.0
#1  0x000000000045e185 in ?? ()
#2  0x00007fc7950c1264 in ?? () from /usr/lib/libglib-2.0.so.0
#3  0x00007fc79c9363ea in start_thread () from /lib/libpthread.so.0
#4  0x00007fc794769c6d in clone () from /lib/libc.so.6
#5  0x0000000000000000 in ?? ()