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<base href="https://bugs.freedesktop.org/" />
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<body><table border="1" cellspacing="0" cellpadding="8">
<tr>
<th>Priority</th>
<td>medium
</td>
</tr>
<tr>
<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW --- - [IVB]Piglit spec_ARB_buffer_storage_bufferstorage-persistent_read_coherent_client-storage sporadically fail"
href="https://bugs.freedesktop.org/show_bug.cgi?id=83031">83031</a>
</td>
</tr>
<tr>
<th>Assignee</th>
<td>idr@freedesktop.org
</td>
</tr>
<tr>
<th>Summary</th>
<td>[IVB]Piglit spec_ARB_buffer_storage_bufferstorage-persistent_read_coherent_client-storage sporadically fail
</td>
</tr>
<tr>
<th>QA Contact</th>
<td>intel-3d-bugs@lists.freedesktop.org
</td>
</tr>
<tr>
<th>Severity</th>
<td>normal
</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>Drivers/DRI/i965
</td>
</tr>
<tr>
<th>Product</th>
<td>Mesa
</td>
</tr></table>
<p>
<div>
<pre>System Environment:
--------------------------
Platform: IVB
Libdrm:
(master)libdrm-2.4.56-10-g22b995d8cbf1059535c5de5ba1869c1623ae5b08
Mesa: (master)8d8a5eb792c662a8def7c9ab65d2df67972cf659
Xserver:
(master)xorg-server-1.15.99.902-121-g2f5cf9ff9a0f713b7e038636484c77f113a5f10a
Xf86_video_intel:(master)2.99.914-67-g12c051d5c673d79c16a3a1478c0977799484ca95
Libva: (master)acfcd5f0637a951d50c5112c7dfbd46f1d0dcdb3
Libva_intel_driver:(master)f3f49f2f0e6b3669d9b09341a11cf0b96e138674
Kernel: (drm-intel-nightly)257d90d13794c2eb545ab0d6c708f21e2a0378b6
Bug detailed description:
---------------------------
It sporadically fails on IVB with mesa master and 10.3 branch. fail rate:4/5
output:
[root@x-ivb9 piglit]# bin/bufferstorage-persistent read coherent client-storage
-fbo -auto
Probe [0] failed. Expected: 17.000000 Observed: 0.000000
Probe [1] failed. Expected: 13.000000 Observed: 0.000000
Probe [3] failed. Expected: 17.000000 Observed: 0.000000
Probe [4] failed. Expected: 18.000000 Observed: 0.000000
Probe [6] failed. Expected: 12.000000 Observed: 0.000000
Probe [7] failed. Expected: 13.000000 Observed: 0.000000
Probe [9] failed. Expected: 12.000000 Observed: 0.000000
Probe [10] failed. Expected: 18.000000 Observed: 0.000000
Probe [12] failed. Expected: 27.000000 Observed: 0.000000
Probe [13] failed. Expected: 13.000000 Observed: 0.000000
PIGLIT: {"result": "fail" }
[root@x-ivb9 piglit]# bin/bufferstorage-persistent read coherent client-storage
-fbo -auto
PIGLIT: {"result": "pass" }
[root@x-ivb9 piglit]# bin/bufferstorage-persistent read coherent client-storage
-fbo -auto
Probe [0] failed. Expected: 17.000000 Observed: 0.000000
Probe [1] failed. Expected: 13.000000 Observed: 0.000000
Probe [3] failed. Expected: 17.000000 Observed: 0.000000
Probe [4] failed. Expected: 18.000000 Observed: 0.000000
Probe [6] failed. Expected: 12.000000 Observed: 0.000000
Probe [7] failed. Expected: 13.000000 Observed: 0.000000
Probe [9] failed. Expected: 12.000000 Observed: 0.000000
Probe [10] failed. Expected: 18.000000 Observed: 0.000000
Probe [12] failed. Expected: 27.000000 Observed: 0.000000
PIGLIT: {"result": "fail" }
[root@x-ivb9 piglit]# bin/bufferstorage-persistent read coherent client-storage
-fbo -auto
Probe [0] failed. Expected: 17.000000 Observed: 0.000000
Probe [1] failed. Expected: 13.000000 Observed: 0.000000
Probe [3] failed. Expected: 17.000000 Observed: 0.000000
Probe [4] failed. Expected: 18.000000 Observed: 0.000000
Probe [6] failed. Expected: 12.000000 Observed: 0.000000
Probe [7] failed. Expected: 13.000000 Observed: 0.000000
Probe [9] failed. Expected: 12.000000 Observed: 0.000000
Probe [10] failed. Expected: 18.000000 Observed: 0.000000
Probe [12] failed. Expected: 27.000000 Observed: 0.000000
PIGLIT: {"result": "fail" }
[root@x-ivb9 piglit]# bin/bufferstorage-persistent read coherent client-storage
-fbo -auto
Probe [0] failed. Expected: 17.000000 Observed: 0.000000
Probe [1] failed. Expected: 13.000000 Observed: 0.000000
Probe [3] failed. Expected: 17.000000 Observed: 0.000000
PIGLIT: {"result": "fail" }
Reproduce steps:
-------------------------
1. xinit
2. bin/bufferstorage-persistent read coherent client-storage -fbo -auto</pre>
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