#0  0x0000000000000000 in ?? ()
#1  0x0000000000408c3e in update_switcher_window (win=0x6678c0, 
#2  0x000000000040faba in event_filter_func (gdkxevent=<value optimized out>, 
#3  0x00002b38554ebdbc in ?? ()
#4  0x00000000007df2e0 in ?? ()
#5  0x000000000063c110 in ?? ()
#6  0x00000000007c48a0 in ?? ()
#7  0x00002b38554ed426 in ?? ()
#8  0x0000000000000000 in ?? ()