.
Thread 1 (Thread 3025):
#0  0x0099d422 in __kernel_vsyscall ()
No symbol table info available.
#1  0x083355e1 in raise () from /lib/tls/i686/cmov/libc.so.6
No symbol table info available.
#2  0x08338a42 in abort () from /lib/tls/i686/cmov/libc.so.6
No symbol table info available.
#3  0x0832e748 in __assert_fail () from /lib/tls/i686/cmov/libc.so.6
No symbol table info available.
#4  0x05e10c11 in viaSwapOutWork () from /usr/lib/dri/unichrome_dri.so
No symbol table info available.
#5  0x05e12550 in ?? () from /usr/lib/dri/unichrome_dri.so
No symbol table info available.
#6  0x05e127cf in viaWaitIdle () from /usr/lib/dri/unichrome_dri.so
No symbol table info available.
#7  0x05e0f323 in ?? () from /usr/lib/dri/unichrome_dri.so
No symbol table info available.
#8  0x05e921f9 in _mesa_TexSubImage2D () from /usr/lib/dri/unichrome_dri.so
No symbol table info available.
#9  0x0017d96d in ?? () from /usr/lib/libclutter-glx-1.0.so.0
No symbol table info available.
#10 0x0017f7a0 in cogl_texture_new_from_data ()
   from /usr/lib/libclutter-glx-1.0.so.0
No symbol table info available.
#11 0x00181af2 in ?? () from /usr/lib/libclutter-glx-1.0.so.0
No symbol table info available.
#12 0x00182b5d in cogl_get_features () from /usr/lib/libclutter-glx-1.0.so.0
No symbol table info available.
#13 0x00150453 in ?? () from /usr/lib/libclutter-glx-1.0.so.0
No symbol table info available.
#14 0x00155fb3 in ?? () from /usr/lib/libclutter-glx-1.0.so.0
No symbol table info available.
#15 0x00780247 in g_option_context_parse () from /lib/libglib-2.0.so.0
No symbol table info available.
#16 0x0015626d in clutter_init () from /usr/lib/libclutter-glx-1.0.so.0
No symbol table info available.
#17 0x00848b38 in gtk_clutter_init () from /usr/lib/libclutter-gtk-0.10.so.0
No symbol table info available.
#18 0x08052a5e in ?? ()
No symbol table info available.
#19 0x08321bd6 in __libc_start_main () from /lib/tls/i686/cmov/libc.so.6
No symbol table info available.
#20 0x080510a1 in ?? ()
No symbol table info available.