Program received signal SIGSEGV, Segmentation fault.
0xa79d3ef8 in fetch_texel_2d_argb8888 (texImage=0x8dc0ca0, i=0, j=0, k=0,
    texel=0xbfc3a398 "ÿ") at main/texformat_tmp.h:660
660        const GLuint s = *TEXEL_ADDR(GLuint, texImage, i, j, k, 1);
(gdb) print *texImage
$1 = {_BaseFormat = 6408, InternalFormat = 6408, Border = 0, Width = 409,
  Height = 256, Depth = 1, Width2 = 409, Height2 = 256, Depth2 = 1,
  WidthLog2 = 8, HeightLog2 = 8, DepthLog2 = 0, MaxLog2 = 8, WidthScale = 409,
  HeightScale = 256, DepthScale = 1, IsClientData = 0 '\0',
  _IsPowerOfTwo = 0 '\0', TexFormat = 0xa7b30d20, TexObject = 0x85722b0,
  FetchTexelc = 0xa79d3ee2 <fetch_texel_2d_argb8888>,
  FetchTexelf = 0xa79e84fb <fetch_texel_chan_to_float>, IsCompressed = 0 '\0',
  CompressedSize = 0, RowStride = 416, ImageOffsets = 0x867e0f0, Data = 0x0,
  DriverData = 0x0}
(gdb) bt
#0  0xa79d3ef8 in fetch_texel_2d_argb8888 (texImage=0x8dc0ca0, i=0, j=0, k=0,
    texel=0xbfc3a398 "ÿ") at main/texformat_tmp.h:660
#1  0xa7a4b84c in sample_2d_linear (ctx=0x0, tObj=0x85722b0, img=0x8dc0ca0,
    texcoord=0xbfc3a534,
    rgba=0xbfc3a478 "Ø=ª\bô\037³§4¥Ã¿p¼»\b\210¥Ã¿a\214¢§\200<±\b4¥Ã¿Xïÿ\230ðÿ") at swrast/s_texfilter.c:989
#2  0xa7a55ac3 in sample_linear_2d (ctx=0x8b13c80, tObj=0x85722b0, n=1,
    texcoords=0xbfc3a534, lambda=0xbfc3a474, rgba=0xbfc3a478)
    at swrast/s_texfilter.c:1202
#3  0xa7acf8bc in fetch_texel_deriv (ctx=0x8b13c80, texcoord=0xbfc3a534,
    texdx=0xbfc3ef58, texdy=0xbfc3f098, lodBias=0, unit=1, color=0xbfc3a564)
    at swrast/s_fragprog.c:84
#4  0xa7a28c61 in _mesa_execute_program (ctx=0x8b13c80, program=0x980c4e8,
    machine=0x8aa3dd8) at shader/prog_execute.c:319
#5  0xa7acf5d0 in _swrast_exec_fragment_program (ctx=0x8b13c80,
    span=0xbfc3edac) at swrast/s_fragprog.c:158
#6  0xa7a4164f in _swrast_write_rgba_span (ctx=0x8b13c80, span=0xbfc3edac)
    at swrast/s_span.c:1204
#7  0xa7a5c5a3 in general_triangle (ctx=0x8b13c80, v0=0xa1219020,
    v1=0xa1219168, v2=0xa12193f8) at swrast/s_tritemp.h:862
#8  0xa7a3510f in _swrast_validate_triangle (ctx=0x8b13c80, v0=0xa1219020,
    v1=0xa1219168, v2=0xa12193f8) at swrast/s_context.c:340
#9  0xa7a342fe in _swrast_Triangle (ctx=0x8b13c80, v0=0xa1219020,
    v1=0xa1219168, v2=0xa12193f8) at swrast/s_context.c:729
#10 0xa7a6f281 in triangle_rgba (ctx=0x8b13c80, e0=0, e1=1, e2=3)
    at swrast_setup/ss_tritmp.h:188
#11 0xa7a6f2b3 in quadfunc_rgba (ctx=0x8b13c80, v0=0, v1=1, v2=2, v3=3)
    at swrast_setup/ss_tritmp.h:250
#12 0xa7a08e51 in clip_render_quads_verts (ctx=0x8b13c80, start=0, count=24,
    flags=55) at tnl/t_vb_rendertmp.h:338
#13 0xa7a0bc0a in run_render (ctx=0x8b13c80, stage=0x8aa81ac)
    at tnl/t_vb_render.c:320
#14 0xa7a0357b in _tnl_run_pipeline (ctx=0x8b13c80) at tnl/t_pipeline.c:158
#15 0xa796ab4c in intelRunPipeline (ctx=0x8b13c80) at intel_tris.c:898
#16 0xa7a04469 in _tnl_draw_prims (ctx=0x8b13c80, arrays=0x8aa69f0,
    prim=0xbfc3f580, nr_prims=1, ib=0x0, min_index=0, max_index=23)
    at tnl/t_draw.c:402
#17 0xa79fc9cf in vbo_exec_DrawArrays (mode=7, start=0, count=24)
    at vbo/vbo_exec_array.c:259
#18 0xb7d68729 in __glXDisp_DrawArrays (pc=0x9ebc718 "") at render2.c:248
#19 0xb7d46e4e in __glXDisp_Render (cl=0x8f6e97c, pc=0x9ebc6e8 "¨\001Á")
    at glxcmds.c:1778
#20 0xb7d4b046 in __glXDispatch (client=0x8f6e848) at glxext.c:493
#21 0x0814ad0e in XaceCatchExtProc (client=0x8f6e848) at xace.c:294
#22 0x0808ac37 in Dispatch () at dispatch.c:502
#23 0x08072155 in main (argc=9, argv=0xbfc3f7c4, envp=0xbfc3a478) at main.c:454
(gdb)