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<base href="https://bugs.freedesktop.org/">
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<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW - [IGT] igt@kms_cursor_crc@cursor-128x128-rapid-movement / cursor-256x256-rapid-movement igt-debugfs-WARNING: Warning on condition crc->crc[i] == 0xffffffff in function crc_sanity_checks, file igt_debugfs.c:833"
href="https://bugs.freedesktop.org/show_bug.cgi?id=105915">105915</a>
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<th>Summary</th>
<td>[IGT] igt@kms_cursor_crc@cursor-128x128-rapid-movement / cursor-256x256-rapid-movement igt-debugfs-WARNING: Warning on condition crc->crc[i] == 0xffffffff in function crc_sanity_checks, file igt_debugfs.c:833
</td>
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<th>Product</th>
<td>DRI
</td>
</tr>
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<th>Version</th>
<td>DRI git
</td>
</tr>
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<th>Hardware</th>
<td>x86-64 (AMD64)
</td>
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<th>OS</th>
<td>Linux (All)
</td>
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<th>Status</th>
<td>NEW
</td>
</tr>
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<th>Severity</th>
<td>normal
</td>
</tr>
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<th>Priority</th>
<td>medium
</td>
</tr>
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<th>Component</th>
<td>IGT
</td>
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<th>Assignee</th>
<td>dri-devel@lists.freedesktop.org
</td>
</tr>
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<th>Reporter</th>
<td>ricardo.o.perez@intel.com
</td>
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<pre>Created <span class=""><a href="attachment.cgi?id=138642" name="attach_138642" title="dmesg and kern-logs">attachment 138642</a> <a href="attachment.cgi?id=138642&action=edit" title="dmesg and kern-logs">[details]</a></span>
dmesg and kern-logs
CNL QA systems are showing a WARN with the following tests:
igt@kms_cursor_crc@cursor-128x128-rapid-movement
igt@kms_cursor_crc@cursor-256x256-rapid-movement
Software Version:
IGT-Version: 1.22-g0721161 (x86_64) (Linux:
4.16.0-rc6-drm-intel-qa-ww12-commit-4db112a+ x86_64)
Warn:
Beginning cursor-256x256-rapid-movement on pipe A, connector eDP-1
cursor-256x256-rapid-movement on pipe A, connector eDP-1: PASSED
Beginning cursor-256x256-rapid-movement on pipe A, connector HDMI-A-1
cursor-256x256-rapid-movement on pipe A, connector HDMI-A-1: PASSED
Beginning cursor-256x256-rapid-movement on pipe B, connector eDP-1
cursor-256x256-rapid-movement on pipe B, connector eDP-1: PASSED
Beginning cursor-256x256-rapid-movement on pipe B, connector HDMI-A-1
cursor-256x256-rapid-movement on pipe B, connector HDMI-A-1: PASSED
Beginning cursor-256x256-rapid-movement on pipe C, connector eDP-1
cursor-256x256-rapid-movement on pipe C, connector eDP-1: PASSED
Beginning cursor-256x256-rapid-movement on pipe C, connector HDMI-A-1
cursor-256x256-rapid-movement on pipe C, connector HDMI-A-1: PASSED
Subtest cursor-256x256-rapid-movement: SUCCESS (4.677s)
-------------
kms_cursor_crc:18385) igt-debugfs-WARNING: Warning on condition crc->crc[i] ==
0xffffffff in function crc_sanity_checks, file igt_debugfs.c:833
(kms_cursor_crc:18385) igt-debugfs-WARNING: Suspicious CRC: it looks like the
CRC read back was from a register in a powered down well</pre>
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