(gdb) backtrace
#0  0xffffe410 in __kernel_vsyscall ()
#1  0xb790386d in poll () from /lib/libc.so.6
#2  0xb7a53697 in _XEnq () from /usr/lib/libX11.so.6
#3  0xb7a53ab9 in _XRead () from /usr/lib/libX11.so.6
#4  0xb7a5577f in _XReadEvents () from /usr/lib/libX11.so.6
#5  0xb7a3f471 in XNextEvent () from /usr/lib/libX11.so.6
#6  0x080c8495 in e_alert_show (text=Cannot access memory at address 0xbfde2f08
) at e_alert.c:129
#7  0x080b1b84 in e_sigseg_act (x=Cannot access memory at address 0xbfde33d8
) at e_signals.c:48
#8  <signal handler called>
#9  0x00000010 in ?? ()
#10 0xb7c34a79 in _evas_cache_image_entry_delete (cache=Cannot access memory at
address 0xbfde34b0
)
    at evas_cache_image.c:151
#11 0xb7f07a4b in evas_buffer_outbuf_buf_free (buf=Cannot access memory at address 0xbfde3790
) at evas_outbuf.c:15
#12 0xb7f07265 in eng_output_free (data=Cannot access memory at address 0xbfde37b4
) at evas_engine.c:164
#13 0xb7c0b44f in evas_free (e=Cannot access memory at address 0xbfde3794
) at evas_main.c:160
#14 0xb7f34ce0 in _ecore_evas_free (ee=Cannot access memory at address 0xbfde37f0
) at ecore_evas.c:1938
#15 0xb7f34d68 in ecore_evas_free (ee=Cannot access memory at address 0xbfde34c4) at ecore_evas.c:201
#16 0x0806903f in main (argc=Cannot access memory at address 0xbfde3838
) at e_main.c:617