widgets (master)]$ gdb --args python videoplayer.py
GNU gdb (GDB) 7.1-6.mga1 (Mageia release 1)
Copyright (C) 2010 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>
This is free software: you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law.  Type "show copying"
and "show warranty" for details.
This GDB was configured as "x86_64-mageia-linux-gnu".
For bug reporting instructions, please see:
<http://www.gnu.org/software/gdb/bugs/>...
Reading symbols from /usr/bin/python...(no debugging symbols found)...done.
Missing debug package(s), you should install: python-debug-2.7.1-5.mga1.x86_64
(gdb) run
Starting program: /usr/bin/python videoplayer.py
[Thread debugging using libthread_db enabled]
[INFO   ] Kivy v1.0.7-dev
[INFO   ] [Logger      ] Record log in /home/qua-non/.kivy/logs/kivy_11-05-17_1.txt
[INFO   ] [Factory     ] 92 symbols loaded
[DEBUG  ] [Cache       ] register <kv.texture> with limit=1000, timeout=60s
[DEBUG  ] [Cache       ] register <kivy.loader> with limit=500, timeout=60s
[INFO   ] [Loader      ] using <pygame> as thread loader
** Message: pygobject_register_sinkfunc is deprecated (GstObject)
[INFO   ] [Video       ] using <gstreamer> as video provider
[DEBUG  ] [App         ] kv <videoplayer.kv> not found
[INFO   ] [Window      ] using <pygame> as window provider
[WARNING] [WinPygame   ] Video: failed (multisamples=2)
[WARNING] [WinPygame   ] trying without antialiasing
[INFO   ] [GL          ] OpenGL version <2.1 Mesa 7.10.2>
[INFO   ] [GL          ] OpenGL vendor <Tungsten Graphics, Inc>
[INFO   ] [GL          ] OpenGL renderer <Mesa DRI Intel(R) 965G  >
^C
Program received signal SIGINT, Interrupt.
0x00007ffff750e11b in __strlen_sse2 () from /lib64/libc.so.6
(gdb) bt
#0  0x00007ffff750e11b in __strlen_sse2 () from /lib64/libc.so.6
#1  0x00007fffe2649ac5 in ?? () from /usr/lib64/dri/i965_dri.so
#2  0x00007fffe2649bf8 in ?? () from /usr/lib64/dri/i965_dri.so
#3  0x00007fffe2661c91 in ?? () from /usr/lib64/dri/i965_dri.so
#4  0x00007fffe26502f7 in ?? () from /usr/lib64/dri/i965_dri.so
#5  0x00007fffe26504a0 in ?? () from /usr/lib64/dri/i965_dri.so
#6  0x00007fffe2650831 in ?? () from /usr/lib64/dri/i965_dri.so
#7  0x00007fffe264acca in ?? () from /usr/lib64/dri/i965_dri.so
#8  0x00007fffe2648a50 in ?? () from /usr/lib64/dri/i965_dri.so
#9  0x00007ffff19dd713 in __pyx_f_4kivy_8graphics_6shader_6Shader_compile_shader (__pyx_v_self=0x1221870,
---Type <return> to continue, or q <return> to quit---