[Mesa-users] glXCreatePbuffer fails on Ubuntu 12.04 VM

Mon Mar 25 07:42:34 PDT 2013

On 03/22/2013 03:55 AM, Maik Riechert wrote:
> Hi,
>
> I loaded the Mesa demos 8.1.0 and ran xdemos/glxpbdemo. The output is:
>
> libGL: OpenDriver: trying /usr/lib/x86_64-linux-gnu/dri/tls/swrast_dri.so
> libGL: OpenDriver: trying /usr/lib/x86_64-linux-gnu/dri/swrast_dri.so
> Chose 0x69 as fbconfigid
> failed to create drawable
> Error: couldn't create pbuffer
>
> I'm using Xvfb on Ubuntu 12.04 and glxinfo says:
>
> name of display: :99.0
> display: :99 screen: 0
> direct rendering: Yes
> server glx vendor string: SGI
> server glx version string: 1.4
> server glx extensions:
> GLX_ARB_multisample, GLX_EXT_visual_info, GLX_EXT_visual_rating,
> GLX_EXT_import_context, GLX_EXT_texture_from_pixmap, GLX_OML_swap_method,
> GLX_SGI_make_current_read, GLX_SGIS_multisample, GLX_SGIX_fbconfig,
> GLX_SGIX_pbuffer, GLX_MESA_copy_sub_buffer, GLX_INTEL_swap_event
> client glx vendor string: Mesa Project and SGI
> client glx version string: 1.4
> client glx extensions:
> GLX_ARB_create_context, GLX_ARB_create_context_profile,
> GLX_ARB_get_proc_address, GLX_ARB_multisample, GLX_EXT_import_context,
> GLX_EXT_visual_info, GLX_EXT_visual_rating, GLX_EXT_framebuffer_sRGB,
> GLX_EXT_create_context_es2_profile, GLX_MESA_copy_sub_buffer,
> GLX_MESA_multithread_makecurrent, GLX_MESA_swap_control,
> GLX_OML_swap_method, GLX_OML_sync_control, GLX_SGI_make_current_read,
> GLX_SGI_swap_control, GLX_SGI_video_sync, GLX_SGIS_multisample,
> GLX_SGIX_fbconfig, GLX_SGIX_pbuffer, GLX_SGIX_visual_select_group,
> GLX_EXT_texture_from_pixmap, GLX_INTEL_swap_event
> GLX version: 1.4
> GLX extensions:
> GLX_ARB_get_proc_address, GLX_ARB_multisample, GLX_EXT_import_context,
> GLX_EXT_visual_info, GLX_EXT_visual_rating,
> GLX_MESA_multithread_makecurrent, GLX_OML_swap_method,
> GLX_SGI_make_current_read, GLX_SGIS_multisample, GLX_SGIX_fbconfig,
> GLX_SGIX_pbuffer, GLX_EXT_texture_from_pixmap
> OpenGL vendor string: VMware, Inc.
> OpenGL renderer string: Gallium 0.4 on llvmpipe (LLVM 0x300)
> OpenGL version string: 2.1 Mesa 8.0.4
> OpenGL shading language version string: 1.20
> OpenGL extensions:
> GL_ARB_multisample, GL_EXT_abgr, GL_EXT_bgra, GL_EXT_blend_color,
> GL_EXT_blend_minmax, GL_EXT_blend_subtract, GL_EXT_copy_texture,
> GL_EXT_polygon_offset, GL_EXT_subtexture, GL_EXT_texture_object,
> GL_EXT_vertex_array, GL_EXT_compiled_vertex_array, GL_EXT_texture,
> GL_EXT_texture3D, GL_IBM_rasterpos_clip, GL_ARB_point_parameters,
> GL_EXT_draw_range_elements, GL_EXT_packed_pixels,
> GL_EXT_point_parameters,
> GL_EXT_rescale_normal, GL_EXT_separate_specular_color,
> GL_EXT_texture_edge_clamp, GL_SGIS_generate_mipmap,
> GL_SGIS_texture_border_clamp, GL_SGIS_texture_edge_clamp,
> GL_SGIS_texture_lod, GL_ARB_multitexture, GL_IBM_multimode_draw_arrays,
> GL_IBM_texture_mirrored_repeat, GL_ARB_texture_cube_map,
> GL_ARB_texture_env_add, GL_ARB_transpose_matrix,
> GL_EXT_blend_func_separate, GL_EXT_fog_coord, GL_EXT_multi_draw_arrays,
> GL_EXT_secondary_color, GL_EXT_texture_env_add, GL_EXT_texture_lod_bias,
> GL_INGR_blend_func_separate, GL_NV_blend_square,
> GL_NV_light_max_exponent,
> GL_NV_texgen_reflection, GL_NV_texture_env_combine4, GL_S3_s3tc,
> GL_SUN_multi_draw_arrays, GL_ARB_texture_border_clamp,
> GL_ARB_texture_compression, GL_EXT_framebuffer_object,
> GL_EXT_texture_compression_s3tc, GL_EXT_texture_env_combine,
> GL_EXT_texture_env_dot3, GL_MESA_window_pos, GL_NV_packed_depth_stencil,
> GL_NV_texture_rectangle, GL_ARB_depth_texture, GL_ARB_occlusion_query,
> GL_ARB_shadow, GL_ARB_texture_env_combine, GL_ARB_texture_env_crossbar,
> GL_ARB_texture_env_dot3, GL_ARB_texture_mirrored_repeat,
> GL_ARB_window_pos, GL_EXT_stencil_two_side, GL_EXT_texture_cube_map,
> GL_NV_fog_distance, GL_APPLE_packed_pixels, GL_APPLE_vertex_array_object,
> GL_ARB_draw_buffers, GL_ARB_fragment_program, GL_ARB_fragment_shader,
> GL_ARB_shader_objects, GL_ARB_vertex_program, GL_ARB_vertex_shader,
> GL_ATI_draw_buffers, GL_ATI_texture_env_combine3, GL_ATI_texture_float,
> GL_EXT_shadow_funcs, GL_EXT_stencil_wrap, GL_MESA_pack_invert,
> GL_MESA_ycbcr_texture, GL_NV_primitive_restart,
> GL_ARB_fragment_program_shadow, GL_ARB_half_float_pixel,
> GL_ARB_occlusion_query2, GL_ARB_point_sprite,
> GL_ARB_shading_language_100,
> GL_ARB_sync, GL_ARB_texture_non_power_of_two,
> GL_ARB_vertex_buffer_object,
> GL_ATI_blend_equation_separate, GL_EXT_blend_equation_separate,
> GL_OES_read_format, GL_ARB_pixel_buffer_object,
> GL_ARB_texture_compression_rgtc, GL_ARB_texture_float,
> GL_ARB_texture_rectangle, GL_ATI_texture_compression_3dc,
> GL_EXT_packed_float, GL_EXT_pixel_buffer_object,
> GL_EXT_texture_compression_dxt1, GL_EXT_texture_compression_rgtc,
> GL_EXT_texture_mirror_clamp, GL_EXT_texture_rectangle,
> GL_EXT_texture_sRGB, GL_EXT_texture_shared_exponent,
> GL_ARB_framebuffer_object, GL_EXT_framebuffer_blit,
> GL_EXT_framebuffer_multisample, GL_EXT_packed_depth_stencil,
> GL_ARB_vertex_array_object, GL_ATI_separate_stencil,
> GL_ATI_texture_mirror_once, GL_EXT_draw_buffers2, GL_EXT_draw_instanced,
> GL_EXT_gpu_program_parameters, GL_EXT_texture_compression_latc,
> GL_EXT_texture_sRGB_decode, GL_OES_EGL_image, GL_ARB_copy_buffer,
> GL_ARB_draw_instanced, GL_ARB_half_float_vertex, GL_ARB_instanced_arrays,
> GL_ARB_map_buffer_range, GL_ARB_texture_rg, GL_ARB_texture_swizzle,
> GL_ARB_vertex_array_bgra, GL_EXT_separate_shader_objects,
> GL_EXT_texture_swizzle, GL_EXT_vertex_array_bgra,
> GL_NV_conditional_render, GL_AMD_draw_buffers_blend,
> GL_ARB_ES2_compatibility, GL_ARB_draw_buffers_blend,
> GL_ARB_draw_elements_base_vertex, GL_ARB_explicit_attrib_location,
> GL_ARB_fragment_coord_conventions, GL_ARB_provoking_vertex,
> GL_ARB_sampler_objects, GL_ARB_shader_texture_lod,
> GL_ARB_vertex_type_2_10_10_10_rev, GL_EXT_provoking_vertex,
> GL_EXT_texture_snorm, GL_MESA_texture_signed_rgba, GL_ARB_robustness,
> GL_ARB_texture_storage
>
> 49 GLX Visuals
> visual x bf lv rg d st colorbuffer sr ax dp st accumbuffer ms cav
> id dep cl sp sz l ci b ro r g b a F gb bf th cl r g b a ns b eat
> ----------------------------------------------------------------------------
>
> 0x021 16 tc 0 16 0 r y . 5 6 5 0 . . 0 24 8 0 0 0 0 0 0 None
> 0x022 16 dc 0 16 0 r y . 5 6 5 0 . . 0 24 8 0 0 0 0 0 0 None
> 0x0cf 16 tc 0 16 0 r . . 5 6 5 0 . . 0 0 0 0 0 0 0 0 0 None
> 0x0d0 16 tc 0 16 0 r . . 5 6 5 0 . . 0 0 0 16 16 16 0 0 0 Slow
> 0x0d1 16 tc 0 16 0 r y . 5 6 5 0 . . 0 0 0 0 0 0 0 0 0 None
> 0x0d2 16 tc 0 16 0 r y . 5 6 5 0 . . 0 0 0 16 16 16 0 0 0 Slow
> 0x0d3 16 tc 0 16 0 r y . 5 6 5 0 . . 0 0 0 0 0 0 0 0 0 None
> 0x0d4 16 tc 0 16 0 r y . 5 6 5 0 . . 0 0 0 16 16 16 0 0 0 Slow
> 0x0d5 16 tc 0 16 0 r . . 5 6 5 0 . . 0 24 0 0 0 0 0 0 0 None
> 0x0d6 16 tc 0 16 0 r . . 5 6 5 0 . . 0 24 0 16 16 16 0 0 0 Slow
> 0x0d7 16 tc 0 16 0 r y . 5 6 5 0 . . 0 24 0 0 0 0 0 0 0 None
> 0x0d8 16 tc 0 16 0 r y . 5 6 5 0 . . 0 24 0 16 16 16 0 0 0 Slow
> 0x0d9 16 tc 0 16 0 r y . 5 6 5 0 . . 0 24 0 0 0 0 0 0 0 None
> 0x0da 16 tc 0 16 0 r y . 5 6 5 0 . . 0 24 0 16 16 16 0 0 0 Slow
> 0x0db 16 tc 0 16 0 r . . 5 6 5 0 . . 0 24 8 0 0 0 0 0 0 None
> 0x0dc 16 tc 0 16 0 r . . 5 6 5 0 . . 0 24 8 16 16 16 0 0 0 Slow
> 0x0dd 16 tc 0 16 0 r y . 5 6 5 0 . . 0 24 8 16 16 16 0 0 0 Slow
> 0x0de 16 tc 0 16 0 r y . 5 6 5 0 . . 0 24 8 0 0 0 0 0 0 None
> 0x0df 16 tc 0 16 0 r y . 5 6 5 0 . . 0 24 8 16 16 16 0 0 0 Slow
> 0x0e0 16 tc 0 16 0 r . . 5 6 5 0 . . 0 32 0 0 0 0 0 0 0 None
> 0x0e1 16 tc 0 16 0 r . . 5 6 5 0 . . 0 32 0 16 16 16 0 0 0 Slow
> 0x0e2 16 tc 0 16 0 r y . 5 6 5 0 . . 0 32 0 0 0 0 0 0 0 None
> 0x0e3 16 tc 0 16 0 r y . 5 6 5 0 . . 0 32 0 16 16 16 0 0 0 Slow
> 0x0e4 16 tc 0 16 0 r y . 5 6 5 0 . . 0 32 0 0 0 0 0 0 0 None
> 0x0e5 16 tc 0 16 0 r y . 5 6 5 0 . . 0 32 0 16 16 16 0 0 0 Slow
> 0x0e6 16 dc 0 16 0 r . . 5 6 5 0 . . 0 0 0 0 0 0 0 0 0 None
> 0x0e7 16 dc 0 16 0 r . . 5 6 5 0 . . 0 0 0 16 16 16 0 0 0 Slow
> 0x0e8 16 dc 0 16 0 r y . 5 6 5 0 . . 0 0 0 0 0 0 0 0 0 None
> 0x0e9 16 dc 0 16 0 r y . 5 6 5 0 . . 0 0 0 16 16 16 0 0 0 Slow
> 0x0ea 16 dc 0 16 0 r y . 5 6 5 0 . . 0 0 0 0 0 0 0 0 0 None
> 0x0eb 16 dc 0 16 0 r y . 5 6 5 0 . . 0 0 0 16 16 16 0 0 0 Slow
> 0x0ec 16 dc 0 16 0 r . . 5 6 5 0 . . 0 24 0 0 0 0 0 0 0 None
> 0x0ed 16 dc 0 16 0 r . . 5 6 5 0 . . 0 24 0 16 16 16 0 0 0 Slow
> 0x0ee 16 dc 0 16 0 r y . 5 6 5 0 . . 0 24 0 0 0 0 0 0 0 None
> 0x0ef 16 dc 0 16 0 r y . 5 6 5 0 . . 0 24 0 16 16 16 0 0 0 Slow
> 0x0f0 16 dc 0 16 0 r y . 5 6 5 0 . . 0 24 0 0 0 0 0 0 0 None
> 0x0f1 16 dc 0 16 0 r y . 5 6 5 0 . . 0 24 0 16 16 16 0 0 0 Slow
> 0x0f2 16 dc 0 16 0 r . . 5 6 5 0 . . 0 24 8 0 0 0 0 0 0 None
> 0x0f3 16 dc 0 16 0 r . . 5 6 5 0 . . 0 24 8 16 16 16 0 0 0 Slow
> 0x0f4 16 dc 0 16 0 r y . 5 6 5 0 . . 0 24 8 16 16 16 0 0 0 Slow
> 0x0f5 16 dc 0 16 0 r y . 5 6 5 0 . . 0 24 8 0 0 0 0 0 0 None
> 0x0f6 16 dc 0 16 0 r y . 5 6 5 0 . . 0 24 8 16 16 16 0 0 0 Slow
> 0x0f7 16 dc 0 16 0 r . . 5 6 5 0 . . 0 32 0 0 0 0 0 0 0 None
> 0x0f8 16 dc 0 16 0 r . . 5 6 5 0 . . 0 32 0 16 16 16 0 0 0 Slow
> 0x0f9 16 dc 0 16 0 r y . 5 6 5 0 . . 0 32 0 0 0 0 0 0 0 None
> 0x0fa 16 dc 0 16 0 r y . 5 6 5 0 . . 0 32 0 16 16 16 0 0 0 Slow
> 0x0fb 16 dc 0 16 0 r y . 5 6 5 0 . . 0 32 0 0 0 0 0 0 0 None
> 0x0fc 16 dc 0 16 0 r y . 5 6 5 0 . . 0 32 0 16 16 16 0 0 0 Slow
> 0x03e 32 tc 0 32 0 r y . 8 8 8 8 . . 0 24 8 0 0 0 0 0 0 None
>
> 144 GLXFBConfigs:
> visual x bf lv rg d st colorbuffer sr ax dp st accumbuffer ms cav
> id dep cl sp sz l ci b ro r g b a F gb bf th cl r g b a ns b eat
> ----------------------------------------------------------------------------
>
> 0x03f 0 tc 0 32 0 r . . 8 8 8 8 . . 0 0 0 0 0 0 0 0 0 None
> 0x040 0 tc 0 32 0 r . . 8 8 8 8 . . 0 0 0 16 16 16 16 0 0 Slow
> 0x041 0 tc 0 32 0 r y . 8 8 8 8 . . 0 0 0 0 0 0 0 0 0 None
> 0x042 0 tc 0 32 0 r y . 8 8 8 8 . . 0 0 0 16 16 16 16 0 0 Slow
> 0x043 0 tc 0 32 0 r y . 8 8 8 8 . . 0 0 0 0 0 0 0 0 0 None
> 0x044 0 tc 0 32 0 r y . 8 8 8 8 . . 0 0 0 16 16 16 16 0 0 Slow
> 0x045 0 tc 0 32 0 r . . 8 8 8 8 . . 0 24 0 0 0 0 0 0 0 None
> 0x046 0 tc 0 32 0 r . . 8 8 8 8 . . 0 24 0 16 16 16 16 0 0 Slow
> 0x047 0 tc 0 32 0 r y . 8 8 8 8 . . 0 24 0 0 0 0 0 0 0 None
> 0x048 0 tc 0 32 0 r y . 8 8 8 8 . . 0 24 0 16 16 16 16 0 0 Slow
> 0x049 0 tc 0 32 0 r y . 8 8 8 8 . . 0 24 0 0 0 0 0 0 0 None
> 0x04a 0 tc 0 32 0 r y . 8 8 8 8 . . 0 24 0 16 16 16 16 0 0 Slow
> 0x04b 0 tc 0 32 0 r . . 8 8 8 8 . . 0 24 8 0 0 0 0 0 0 None
> 0x04c 0 tc 0 32 0 r . . 8 8 8 8 . . 0 24 8 16 16 16 16 0 0 Slow
> 0x04d 32 tc 0 32 0 r y . 8 8 8 8 . . 0 24 8 0 0 0 0 0 0 None
> 0x04e 0 tc 0 32 0 r y . 8 8 8 8 . . 0 24 8 16 16 16 16 0 0 Slow
> 0x04f 0 tc 0 32 0 r y . 8 8 8 8 . . 0 24 8 0 0 0 0 0 0 None
> 0x050 0 tc 0 32 0 r y . 8 8 8 8 . . 0 24 8 16 16 16 16 0 0 Slow
> 0x051 0 tc 0 32 0 r . . 8 8 8 8 . . 0 32 0 0 0 0 0 0 0 None
> 0x052 0 tc 0 32 0 r . . 8 8 8 8 . . 0 32 0 16 16 16 16 0 0 Slow
> 0x053 0 tc 0 32 0 r y . 8 8 8 8 . . 0 32 0 0 0 0 0 0 0 None
> 0x054 0 tc 0 32 0 r y . 8 8 8 8 . . 0 32 0 16 16 16 16 0 0 Slow
> 0x055 0 tc 0 32 0 r y . 8 8 8 8 . . 0 32 0 0 0 0 0 0 0 None
> 0x056 0 tc 0 32 0 r y . 8 8 8 8 . . 0 32 0 16 16 16 16 0 0 Slow
> 0x057 0 tc 0 24 0 r . . 8 8 8 0 . . 0 0 0 0 0 0 0 0 0 None
> 0x058 0 tc 0 24 0 r . . 8 8 8 0 . . 0 0 0 16 16 16 0 0 0 Slow
> 0x059 0 tc 0 24 0 r y . 8 8 8 0 . . 0 0 0 0 0 0 0 0 0 None
> 0x05a 0 tc 0 24 0 r y . 8 8 8 0 . . 0 0 0 16 16 16 0 0 0 Slow
> 0x05b 0 tc 0 24 0 r y . 8 8 8 0 . . 0 0 0 0 0 0 0 0 0 None
> 0x05c 0 tc 0 24 0 r y . 8 8 8 0 . . 0 0 0 16 16 16 0 0 0 Slow
> 0x05d 0 tc 0 24 0 r . . 8 8 8 0 . . 0 24 0 0 0 0 0 0 0 None
> 0x05e 0 tc 0 24 0 r . . 8 8 8 0 . . 0 24 0 16 16 16 0 0 0 Slow
> 0x05f 0 tc 0 24 0 r y . 8 8 8 0 . . 0 24 0 0 0 0 0 0 0 None
> 0x060 0 tc 0 24 0 r y . 8 8 8 0 . . 0 24 0 16 16 16 0 0 0 Slow
> 0x061 0 tc 0 24 0 r y . 8 8 8 0 . . 0 24 0 0 0 0 0 0 0 None
> 0x062 0 tc 0 24 0 r y . 8 8 8 0 . . 0 24 0 16 16 16 0 0 0 Slow
> 0x063 0 tc 0 24 0 r . . 8 8 8 0 . . 0 24 8 0 0 0 0 0 0 None
> 0x064 0 tc 0 24 0 r . . 8 8 8 0 . . 0 24 8 16 16 16 0 0 0 Slow
> 0x065 0 tc 0 24 0 r y . 8 8 8 0 . . 0 24 8 0 0 0 0 0 0 None
> 0x066 0 tc 0 24 0 r y . 8 8 8 0 . . 0 24 8 16 16 16 0 0 0 Slow
> 0x067 0 tc 0 24 0 r y . 8 8 8 0 . . 0 24 8 0 0 0 0 0 0 None
> 0x068 0 tc 0 24 0 r y . 8 8 8 0 . . 0 24 8 16 16 16 0 0 0 Slow
> 0x069 0 tc 0 24 0 r . . 8 8 8 0 . . 0 32 0 0 0 0 0 0 0 None
> 0x06a 0 tc 0 24 0 r . . 8 8 8 0 . . 0 32 0 16 16 16 0 0 0 Slow
> 0x06b 0 tc 0 24 0 r y . 8 8 8 0 . . 0 32 0 0 0 0 0 0 0 None
> 0x06c 0 tc 0 24 0 r y . 8 8 8 0 . . 0 32 0 16 16 16 0 0 0 Slow
> 0x06d 0 tc 0 24 0 r y . 8 8 8 0 . . 0 32 0 0 0 0 0 0 0 None
> 0x06e 0 tc 0 24 0 r y . 8 8 8 0 . . 0 32 0 16 16 16 0 0 0 Slow
> 0x06f 16 tc 0 16 0 r . . 5 6 5 0 . . 0 0 0 0 0 0 0 0 0 None
> 0x070 16 tc 0 16 0 r . . 5 6 5 0 . . 0 0 0 16 16 16 0 0 0 Slow
> 0x071 16 tc 0 16 0 r y . 5 6 5 0 . . 0 0 0 0 0 0 0 0 0 None
> 0x072 16 tc 0 16 0 r y . 5 6 5 0 . . 0 0 0 16 16 16 0 0 0 Slow
> 0x073 16 tc 0 16 0 r y . 5 6 5 0 . . 0 0 0 0 0 0 0 0 0 None
> 0x074 16 tc 0 16 0 r y . 5 6 5 0 . . 0 0 0 16 16 16 0 0 0 Slow
> 0x075 16 tc 0 16 0 r . . 5 6 5 0 . . 0 24 0 0 0 0 0 0 0 None
> 0x076 16 tc 0 16 0 r . . 5 6 5 0 . . 0 24 0 16 16 16 0 0 0 Slow
> 0x077 16 tc 0 16 0 r y . 5 6 5 0 . . 0 24 0 0 0 0 0 0 0 None
> 0x078 16 tc 0 16 0 r y . 5 6 5 0 . . 0 24 0 16 16 16 0 0 0 Slow
> 0x079 16 tc 0 16 0 r y . 5 6 5 0 . . 0 24 0 0 0 0 0 0 0 None
> 0x07a 16 tc 0 16 0 r y . 5 6 5 0 . . 0 24 0 16 16 16 0 0 0 Slow
> 0x07b 16 tc 0 16 0 r . . 5 6 5 0 . . 0 24 8 0 0 0 0 0 0 None
> 0x07c 16 tc 0 16 0 r . . 5 6 5 0 . . 0 24 8 16 16 16 0 0 0 Slow
> 0x07d 16 tc 0 16 0 r y . 5 6 5 0 . . 0 24 8 0 0 0 0 0 0 None
> 0x07e 16 tc 0 16 0 r y . 5 6 5 0 . . 0 24 8 16 16 16 0 0 0 Slow
> 0x07f 16 tc 0 16 0 r y . 5 6 5 0 . . 0 24 8 0 0 0 0 0 0 None
> 0x080 16 tc 0 16 0 r y . 5 6 5 0 . . 0 24 8 16 16 16 0 0 0 Slow
> 0x081 16 tc 0 16 0 r . . 5 6 5 0 . . 0 32 0 0 0 0 0 0 0 None
> 0x082 16 tc 0 16 0 r . . 5 6 5 0 . . 0 32 0 16 16 16 0 0 0 Slow
> 0x083 16 tc 0 16 0 r y . 5 6 5 0 . . 0 32 0 0 0 0 0 0 0 None
> 0x084 16 tc 0 16 0 r y . 5 6 5 0 . . 0 32 0 16 16 16 0 0 0 Slow
> 0x085 16 tc 0 16 0 r y . 5 6 5 0 . . 0 32 0 0 0 0 0 0 0 None
> 0x086 16 tc 0 16 0 r y . 5 6 5 0 . . 0 32 0 16 16 16 0 0 0 Slow
> 0x087 0 dc 0 32 0 r . . 8 8 8 8 . . 0 0 0 0 0 0 0 0 0 None
> 0x088 0 dc 0 32 0 r . . 8 8 8 8 . . 0 0 0 16 16 16 16 0 0 Slow
> 0x089 0 dc 0 32 0 r y . 8 8 8 8 . . 0 0 0 0 0 0 0 0 0 None
> 0x08a 0 dc 0 32 0 r y . 8 8 8 8 . . 0 0 0 16 16 16 16 0 0 Slow
> 0x08b 0 dc 0 32 0 r y . 8 8 8 8 . . 0 0 0 0 0 0 0 0 0 None
> 0x08c 0 dc 0 32 0 r y . 8 8 8 8 . . 0 0 0 16 16 16 16 0 0 Slow
> 0x08d 0 dc 0 32 0 r . . 8 8 8 8 . . 0 24 0 0 0 0 0 0 0 None
> 0x08e 0 dc 0 32 0 r . . 8 8 8 8 . . 0 24 0 16 16 16 16 0 0 Slow
> 0x08f 0 dc 0 32 0 r y . 8 8 8 8 . . 0 24 0 0 0 0 0 0 0 None
> 0x090 0 dc 0 32 0 r y . 8 8 8 8 . . 0 24 0 16 16 16 16 0 0 Slow
> 0x091 0 dc 0 32 0 r y . 8 8 8 8 . . 0 24 0 0 0 0 0 0 0 None
> 0x092 0 dc 0 32 0 r y . 8 8 8 8 . . 0 24 0 16 16 16 16 0 0 Slow
> 0x093 0 dc 0 32 0 r . . 8 8 8 8 . . 0 24 8 0 0 0 0 0 0 None
> 0x094 0 dc 0 32 0 r . . 8 8 8 8 . . 0 24 8 16 16 16 16 0 0 Slow
> 0x095 0 dc 0 32 0 r y . 8 8 8 8 . . 0 24 8 0 0 0 0 0 0 None
> 0x096 0 dc 0 32 0 r y . 8 8 8 8 . . 0 24 8 16 16 16 16 0 0 Slow
> 0x097 0 dc 0 32 0 r y . 8 8 8 8 . . 0 24 8 0 0 0 0 0 0 None
> 0x098 0 dc 0 32 0 r y . 8 8 8 8 . . 0 24 8 16 16 16 16 0 0 Slow
> 0x099 0 dc 0 32 0 r . . 8 8 8 8 . . 0 32 0 0 0 0 0 0 0 None
> 0x09a 0 dc 0 32 0 r . . 8 8 8 8 . . 0 32 0 16 16 16 16 0 0 Slow
> 0x09b 0 dc 0 32 0 r y . 8 8 8 8 . . 0 32 0 0 0 0 0 0 0 None
> 0x09c 0 dc 0 32 0 r y . 8 8 8 8 . . 0 32 0 16 16 16 16 0 0 Slow
> 0x09d 0 dc 0 32 0 r y . 8 8 8 8 . . 0 32 0 0 0 0 0 0 0 None
> 0x09e 0 dc 0 32 0 r y . 8 8 8 8 . . 0 32 0 16 16 16 16 0 0 Slow
> 0x09f 0 dc 0 24 0 r . . 8 8 8 0 . . 0 0 0 0 0 0 0 0 0 None
> 0x0a0 0 dc 0 24 0 r . . 8 8 8 0 . . 0 0 0 16 16 16 0 0 0 Slow
> 0x0a1 0 dc 0 24 0 r y . 8 8 8 0 . . 0 0 0 0 0 0 0 0 0 None
> 0x0a2 0 dc 0 24 0 r y . 8 8 8 0 . . 0 0 0 16 16 16 0 0 0 Slow
> 0x0a3 0 dc 0 24 0 r y . 8 8 8 0 . . 0 0 0 0 0 0 0 0 0 None
> 0x0a4 0 dc 0 24 0 r y . 8 8 8 0 . . 0 0 0 16 16 16 0 0 0 Slow
> 0x0a5 0 dc 0 24 0 r . . 8 8 8 0 . . 0 24 0 0 0 0 0 0 0 None
> 0x0a6 0 dc 0 24 0 r . . 8 8 8 0 . . 0 24 0 16 16 16 0 0 0 Slow
> 0x0a7 0 dc 0 24 0 r y . 8 8 8 0 . . 0 24 0 0 0 0 0 0 0 None
> 0x0a8 0 dc 0 24 0 r y . 8 8 8 0 . . 0 24 0 16 16 16 0 0 0 Slow
> 0x0a9 0 dc 0 24 0 r y . 8 8 8 0 . . 0 24 0 0 0 0 0 0 0 None
> 0x0aa 0 dc 0 24 0 r y . 8 8 8 0 . . 0 24 0 16 16 16 0 0 0 Slow
> 0x0ab 0 dc 0 24 0 r . . 8 8 8 0 . . 0 24 8 0 0 0 0 0 0 None
> 0x0ac 0 dc 0 24 0 r . . 8 8 8 0 . . 0 24 8 16 16 16 0 0 0 Slow
> 0x0ad 0 dc 0 24 0 r y . 8 8 8 0 . . 0 24 8 0 0 0 0 0 0 None
> 0x0ae 0 dc 0 24 0 r y . 8 8 8 0 . . 0 24 8 16 16 16 0 0 0 Slow
> 0x0af 0 dc 0 24 0 r y . 8 8 8 0 . . 0 24 8 0 0 0 0 0 0 None
> 0x0b0 0 dc 0 24 0 r y . 8 8 8 0 . . 0 24 8 16 16 16 0 0 0 Slow
> 0x0b1 0 dc 0 24 0 r . . 8 8 8 0 . . 0 32 0 0 0 0 0 0 0 None
> 0x0b2 0 dc 0 24 0 r . . 8 8 8 0 . . 0 32 0 16 16 16 0 0 0 Slow
> 0x0b3 0 dc 0 24 0 r y . 8 8 8 0 . . 0 32 0 0 0 0 0 0 0 None
> 0x0b4 0 dc 0 24 0 r y . 8 8 8 0 . . 0 32 0 16 16 16 0 0 0 Slow
> 0x0b5 0 dc 0 24 0 r y . 8 8 8 0 . . 0 32 0 0 0 0 0 0 0 None
> 0x0b6 0 dc 0 24 0 r y . 8 8 8 0 . . 0 32 0 16 16 16 0 0 0 Slow
> 0x0b7 16 dc 0 16 0 r . . 5 6 5 0 . . 0 0 0 0 0 0 0 0 0 None
> 0x0b8 16 dc 0 16 0 r . . 5 6 5 0 . . 0 0 0 16 16 16 0 0 0 Slow
> 0x0b9 16 dc 0 16 0 r y . 5 6 5 0 . . 0 0 0 0 0 0 0 0 0 None
> 0x0ba 16 dc 0 16 0 r y . 5 6 5 0 . . 0 0 0 16 16 16 0 0 0 Slow
> 0x0bb 16 dc 0 16 0 r y . 5 6 5 0 . . 0 0 0 0 0 0 0 0 0 None
> 0x0bc 16 dc 0 16 0 r y . 5 6 5 0 . . 0 0 0 16 16 16 0 0 0 Slow
> 0x0bd 16 dc 0 16 0 r . . 5 6 5 0 . . 0 24 0 0 0 0 0 0 0 None
> 0x0be 16 dc 0 16 0 r . . 5 6 5 0 . . 0 24 0 16 16 16 0 0 0 Slow
> 0x0bf 16 dc 0 16 0 r y . 5 6 5 0 . . 0 24 0 0 0 0 0 0 0 None
> 0x0c0 16 dc 0 16 0 r y . 5 6 5 0 . . 0 24 0 16 16 16 0 0 0 Slow
> 0x0c1 16 dc 0 16 0 r y . 5 6 5 0 . . 0 24 0 0 0 0 0 0 0 None
> 0x0c2 16 dc 0 16 0 r y . 5 6 5 0 . . 0 24 0 16 16 16 0 0 0 Slow
> 0x0c3 16 dc 0 16 0 r . . 5 6 5 0 . . 0 24 8 0 0 0 0 0 0 None
> 0x0c4 16 dc 0 16 0 r . . 5 6 5 0 . . 0 24 8 16 16 16 0 0 0 Slow
> 0x0c5 16 dc 0 16 0 r y . 5 6 5 0 . . 0 24 8 0 0 0 0 0 0 None
> 0x0c6 16 dc 0 16 0 r y . 5 6 5 0 . . 0 24 8 16 16 16 0 0 0 Slow
> 0x0c7 16 dc 0 16 0 r y . 5 6 5 0 . . 0 24 8 0 0 0 0 0 0 None
> 0x0c8 16 dc 0 16 0 r y . 5 6 5 0 . . 0 24 8 16 16 16 0 0 0 Slow
> 0x0c9 16 dc 0 16 0 r . . 5 6 5 0 . . 0 32 0 0 0 0 0 0 0 None
> 0x0ca 16 dc 0 16 0 r . . 5 6 5 0 . . 0 32 0 16 16 16 0 0 0 Slow
> 0x0cb 16 dc 0 16 0 r y . 5 6 5 0 . . 0 32 0 0 0 0 0 0 0 None
> 0x0cc 16 dc 0 16 0 r y . 5 6 5 0 . . 0 32 0 16 16 16 0 0 0 Slow
> 0x0cd 16 dc 0 16 0 r y . 5 6 5 0 . . 0 32 0 0 0 0 0 0 0 None
> 0x0ce 16 dc 0 16 0 r y . 5 6 5 0 . . 0 32 0 16 16 16 0 0 0 Slow
>
>
> Some more version numbers:
> xvfb 2:1.11.4-0ubuntu10.12
> Mesa 8.0.4-0ubuntu0.4
> libllvm3.0 3.0-4ubuntu1
>
> The same error happens on the VMs of the continuous integration
> service travis-ci.org (Ubuntu 12.04.1, Mesa 8.0.2):
>
> https://travis-ci.org/neothemachine/ardor3d-screenshot/builds/5527942
>
> That's a build of one of my (Java) projects where I actually use the
> pbuffers, but as I traced it down to the level of Mesa/llvm/.. the
> Java part can be ignored.
>
> An interesting fact is that it seems to work on a Debian 7 VM with
> Mesa 8.0.5: https://jogamp.org/bugzilla/show_bug.cgi?id=704#c10
>
> (I originally posted my bug there.)
>
> As Ubuntu doesn't have Mesa 8.0.5 in its official repos yet and I
> couldn't see any relevant entry in the changelog for 8.0.5 I haven't
> tested it with 8.0.5 yet.
>
> What can you make of all this?

I just tried src/xdemos/pbdemo and src/xdemos/glxpbdemo and both 
worked for me.  I'm using a Ubuntu 12.10 VM and Mesa 9.1.

I take it there's no Mesa 9.x package available?  Can you trying 
building a newer Mesa release?

-Brian