System environment:
-- chipset: 945GM
-- system architecture: i686
-- xserver-xorg-video-intel: 2:2.8.1-1ubuntu1
-- xserver-common: 2:1.6.3-1ubuntu4
-- mesa: f6dff92c9b6dd478d6486865bdc57dd284531f57 (master)
-- libdrm: 2.4.13
-- kernel version: 2.6.31-9-generic
-- Linux distribution: Ubuntu 9.10
-- Machine model: Macmini1,1

(gdb) bt
#0  0x00fdf241 in intel_drm_batchbuffer_reloc (ibatch=0x8a8b4d8, buffer=0x200, usage=INTEL_USAGE_2D_SOURCE, pre_add=145729840)
    at src/gallium/winsys/drm/intel/gem/intel_drm_batchbuffer.c:115
#1  0x00fe7359 in intel_batchbuffer_reloc (i915=0x8a86ae0, do_flip=0, cpp=4, src_pitch=512, src_buffer=0x200, src_offset=145729840, dst_pitch=512, dst_buffer=0x8af8e98, 
    dst_offset=98560, src_x=0, src_y=0, dst_x=0, dst_y=0, w=<value optimized out>, h=<value optimized out>) at src/gallium/drivers/i915simple/intel_batchbuffer.h:77
#2  i915_copy_blit (i915=0x8a86ae0, do_flip=0, cpp=4, src_pitch=512, src_buffer=0x200, src_offset=145729840, dst_pitch=512, dst_buffer=0x8af8e98, dst_offset=98560, src_x=0, 
    src_y=0, dst_x=0, dst_y=0, w=<value optimized out>, h=<value optimized out>) at src/gallium/drivers/i915simple/i915_blit.c:149
#3  0x00fe5b3b in i915_surface_copy (pipe=0x8a86ae0, dst=0x8b678a0, dstx=<value optimized out>, dsty=<value optimized out>, src=0x8b4d6c8, srcx=0, 
    srcy=<value optimized out>, width=<value optimized out>, height=<value optimized out>) at src/gallium/drivers/i915simple/i915_surface.c:59
#4  0x00ff864a in st_texture_image_copy (pipe=0x8a86ae0, dst=0x8b4d4c8, dstLevel=7, src=0x8b62048, face=0) at src/mesa/state_tracker/st_texture.c:345
#5  0x010ea1bc in copy_image_data_to_texture (ctx=0x8ac7e18, pipe=0x8a86ae0, tObj=0x8b60440, needFlush=0xbf85f12f "\1\340j\250\b\a")
    at src/mesa/state_tracker/st_cb_texture.c:1756
#6  st_finalize_texture (ctx=0x8ac7e18, pipe=0x8a86ae0, tObj=0x8b60440, needFlush=0xbf85f12f "\1\340j\250\b\a") at src/mesa/state_tracker/st_cb_texture.c:1891
#7  0x010dfb36 in finalize_textures (st=0x8b062d8) at src/mesa/state_tracker/st_atom_texture.c:136
#8  0x010db354 in st_validate_state (st=0x8b062d8) at src/mesa/state_tracker/st_atom.c:164
#9  0x00ff3fab in st_draw_vbo (ctx=0x8ac7e18, arrays=0x8b08a78, prims=0x8b0746c, nr_prims=8, ib=0x0, index_bounds_valid=1 '\1', min_index=0, max_index=31)
    at src/mesa/state_tracker/st_draw.c:556
#10 0x010cf359 in vbo_exec_vtx_flush (exec=0x8b07348, unmap=1 '\1') at src/mesa/vbo/vbo_exec_draw.c:378
#11 0x010c5ce0 in vbo_exec_FlushVertices_internal (ctx=0x8afa930, unmap=2 '\2') at src/mesa/vbo/vbo_exec_api.c:759
#12 0x010c5e80 in vbo_exec_FlushVertices (ctx=0x8ac7e18, flags=1) at src/mesa/vbo/vbo_exec_api.c:781
#13 0x010ae989 in _mesa_DeleteTextures (n=1, textures=0xbf85f638) at src/mesa/main/texobj.c:894
#14 0x0804a104 in display ()
#15 0x001a55bb in ?? () from /usr/lib/libglut.so.3
#16 0x08a84de8 in ?? ()
#17 0x00000000 in ?? ()