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<base href="https://bugs.freedesktop.org/" />
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<th>Priority</th>
<td>high
</td>
</tr>
<tr>
<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW --- - [BDW Regression]Piglit spec_ARB_sample_shading_builtin-gl-sample-id_2 fails"
href="https://bugs.freedesktop.org/show_bug.cgi?id=78877">78877</a>
</td>
</tr>
<tr>
<th>CC</th>
<td>intel-gfx-bugs@lists.freedesktop.org
</td>
</tr>
<tr>
<th>Assignee</th>
<td>intel-gfx-bugs@lists.freedesktop.org
</td>
</tr>
<tr>
<th>Summary</th>
<td>[BDW Regression]Piglit spec_ARB_sample_shading_builtin-gl-sample-id_2 fails
</td>
</tr>
<tr>
<th>QA Contact</th>
<td>intel-gfx-bugs@lists.freedesktop.org
</td>
</tr>
<tr>
<th>Severity</th>
<td>major
</td>
</tr>
<tr>
<th>Classification</th>
<td>Unclassified
</td>
</tr>
<tr>
<th>OS</th>
<td>Linux (All)
</td>
</tr>
<tr>
<th>Reporter</th>
<td>huax.lu@intel.com
</td>
</tr>
<tr>
<th>Hardware</th>
<td>All
</td>
</tr>
<tr>
<th>Status</th>
<td>NEW
</td>
</tr>
<tr>
<th>Version</th>
<td>unspecified
</td>
</tr>
<tr>
<th>Component</th>
<td>DRM/Intel
</td>
</tr>
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<th>Product</th>
<td>DRI
</td>
</tr></table>
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<pre>System Environment:
--------------------------
Platform: Broadwell
Libdrm: (master)libdrm-2.4.54-8-g305478ce02ebd908a75c9830ecea15f6e2469b42
Mesa: (master)5646319f25c7880b3706bb7590e24c84fd8de0fc
Xserver:(master)xorg-server-1.15.99.902-91-g01e18af17f8dc91451fbd0902049045afd1cea7e
Xf86_video_intel:(master)2.99.911-173-gdf297e9fafe1a7de1036f3151f93de67661c2a4e
Libva: (staging)968ade9411de9c5ae2eead0a7e8755747a32a3a2
Libva_intel_driver: (staging)1c4d3468229797e787f4b99b0729baf90a115a1d
Kernel: (drm-intel-nightly)f79ba79cf037eea9ee757ad37730b00f43d5ef80
Bug detailed description:
-----------------------------
It fails on Broadwell with -queued and -nightly kernel, It works well on -fixes
kernel.
Following cases also fail:
spec_ARB_sample_shading_builtin-gl-sample-mask_0
spec_ARB_sample_shading_builtin-gl-sample-mask_2
spec_ARB_sample_shading_builtin-gl-sample-mask_4
spec_ARB_sample_shading_builtin-gl-sample-mask_6
spec_ARB_sample_shading_builtin-gl-sample-mask_8
spec_ARB_sample_shading_builtin-gl-sample-position_2
spec_EXT_framebuffer_multisample_multisample-blit_2_color
spec_EXT_framebuffer_multisample_multisample-blit_2_color_linear
spec_EXT_framebuffer_multisample_multisample-blit_2_depth
spec_EXT_framebuffer_multisample_no-color_2_depth-computed_combined
spec_EXT_framebuffer_multisample_no-color_2_depth-computed_separate
spec_EXT_framebuffer_multisample_no-color_2_depth-computed_single
spec_EXT_framebuffer_multisample_no-color_2_depth_combined
spec_EXT_framebuffer_multisample_no-color_2_depth_separate
spec_EXT_framebuffer_multisample_no-color_2_depth_single
spec_EXT_framebuffer_multisample_unaligned-blit_2_color_msaa
spec_EXT_framebuffer_multisample_unaligned-blit_2_depth_msaa
The latest known good commit: b7c0d9df97c10ec5693a838df2fd53058f8e9e96
The latest known bad commit: d3b448d9917a3d6531e499d88bfb13ea5e31e4ad
output:
Probe color at (124,0)
Expected: 0.000000 1.000000 0.000000 1.000000
Observed: 1.000000 0.000000 0.000000 1.000000
FBO attachment = TEXTURE, result = fail
Probe color at (2,0)
Expected: 0.000000 1.000000 0.000000 1.000000
Observed: 1.000000 0.000000 0.000000 1.000000
FBO attachment = RENDERBUFFER, result = fail
PIGLIT: {'result': 'fail' }
Reproduce steps:
----------------------------
1. xinit
2. bin/arb_sample_shading-builtin-gl-sample-id 2 -auto</pre>
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