[Bug 77865] New: [BDW]Many Ogles3conform cases segfault

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=77865

          Priority: medium
            Bug ID: 77865
          Assignee: idr at freedesktop.org
           Summary: [BDW]Many Ogles3conform cases segfault
        QA Contact: intel-3d-bugs at lists.freedesktop.org
          Severity: major
    Classification: Unclassified
                OS: Linux (All)
          Reporter: huax.lu at intel.com
          Hardware: All
            Status: NEW
           Version: unspecified
         Component: Drivers/DRI/i965
           Product: Mesa

System Environment:
--------------------------
Platform: Broadwell
Libdrm:       
(master)libdrm-2.4.53-6-gd4083dc762a2974c35ecd16be995272bbb6d57b4
Mesa:        (master)34a68345e228b7cbc1bc6909704a89c08bf5368e
Xserver:   
(master)xorg-server-1.15.99.902-47-ge924034269532979f1e88947ee9c33d30461edae
Xf86_video_intel:(master)2.99.911-94-gbb5b21e34f6cbe44a249e566471754b45c500e60
Libva:        (staging)8577efbd3b1d4e8f113f78cf13d2182aa681b738
Libva_intel_driver:(staging)42258e128f19b93aa102672d5f61eb73d9f9808f
Kernel:    (drm-intel-nightly)1e771b84e47085ef9b6efea1321e7cb5a8b2c065

Bug detailed description:
-----------------------------
They segfault on Broadwell with Mesa master branch, but work well on Haswell.
Following cases have this issue:
(GLES30)GL3Tests_framebuffer_blit_framebuffer_blit_functionality_all_buffer_blit.test
(GLES30)GL3Tests_framebuffer_blit_framebuffer_blit_functionality_color_and_stencil_blit.test
(GLES30)GL3Tests_framebuffer_blit_framebuffer_blit_functionality_magnifying_blit.test
(GLES30)GL3Tests_framebuffer_blit_framebuffer_blit_functionality_minifying_blit.test
(GLES30)GL3Tests_framebuffer_blit_framebuffer_blit_functionality_missing_buffers_blit.test
(GLES30)GL3Tests_framebuffer_blit_framebuffer_blit_functionality_multisampled_to_singlesampled_blit.test
(GLES30)GL3Tests_framebuffer_blit_framebuffer_blit_functionality_negative_dimensions_blit.test
(GLES30)GL3Tests_framebuffer_blit_framebuffer_blit_functionality_negative_height_blit.test
(GLES30)GL3Tests_framebuffer_blit_framebuffer_blit_functionality_negative_width_blit.test
(GLES30)GL3Tests_framebuffer_blit_framebuffer_blit_functionality_scissor_blit.test
(GLES30)GL3Tests_framebuffer_blit_framebuffer_blit_functionality_stencil_blit.test
(GLES30)GL3Tests_packed_depth_stencil_packed_depth_stencil_blit.test


run ./GTF -width=64 -height=64
-run=GL3Tests/framebuffer_blit/framebuffer_blit_functionality_all_buffer_blit.test

output:
Running GTF (Graphics Test Framework)
egl_vendor: Mesa Project
egl_version: 1.4
ConfigID: 14 RGBA bits( 8, 8, 8, 8) Depth bits: 0 Stencil bits: 0
gtf_version: 3.0
mode: egl
arg: /GFX/Test/Ogles3conform/ogles3conform/GTF_ES/glsl/GTF/GTF -width=64
-height=64
-run=/GFX/Test/Ogles3conform/ogles3conform/GTF_ES/glsl/GTF/GL3Tests/framebuffer_blit/framebuffer_blit_functionality_all_buffer_blit.test
gl_renderer: Mesa DRI Intel(R) Broadwell
gl_shading_language_version: OpenGL ES GLSL ES 3.0
gl_version: OpenGL ES 3.0 Mesa 10.2.0-devel (git-34a6834)
gl_vendor: Intel Open Source Technology Center
gl_extensions: GL_EXT_blend_minmax GL_EXT_multi_draw_arrays
GL_EXT_texture_filter_anisotropic GL_EXT_texture_compression_dxt1
GL_EXT_texture_format_BGRA8888 GL_OES_compressed_ETC1_RGB8_texture
GL_OES_depth24 GL_OES_element_index_uint GL_OES_fbo_render_mipmap
GL_OES_mapbuffer GL_OES_rgb8_rgba8 GL_OES_standard_derivatives GL_OES_stencil8
GL_OES_texture_3D GL_OES_texture_npot GL_OES_EGL_image GL_OES_depth_texture
GL_OES_packed_depth_stencil GL_EXT_texture_type_2_10_10_10_REV
GL_OES_get_program_binary GL_APPLE_texture_max_level GL_EXT_discard_framebuffer
GL_EXT_read_format_bgra GL_NV_fbo_color_attachments GL_OES_EGL_image_external
GL_OES_vertex_array_object GL_ANGLE_texture_compression_dxt3
GL_ANGLE_texture_compression_dxt5 GL_EXT_texture_rg GL_EXT_unpack_subimage
GL_NV_draw_buffers GL_NV_read_buffer GL_EXT_map_buffer_range
GL_OES_depth_texture_cube_map GL_OES_surfaceless_context
GL_EXT_color_buffer_float GL_EXT_shader_integer_mix
stamp: 20140424135148
Zero epsilon: 0.000122, RGBA epsilon: ( 0.004044, 0.004044, 0.004044, 0.004044)
framebuffer_blit: Start
Segmentation fault

Reproduce steps:
----------------------------
1. xinit
2. ./GTF -width=64 -height=64
-run=GL3Tests/framebuffer_blit/framebuffer_blit_functionality_all_buffer_blit.test

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