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<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW - [PNV] testdisplay -f causes WARNING: check_crtc_state+0x9a9/0x9ff [i915]()"
href="https://bugs.freedesktop.org/show_bug.cgi?id=87632">87632</a>
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<th>Summary</th>
<td>[PNV] testdisplay -f causes WARNING: check_crtc_state+0x9a9/0x9ff [i915]()
</td>
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<th>Product</th>
<td>DRI
</td>
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<th>Version</th>
<td>unspecified
</td>
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<th>Hardware</th>
<td>Other
</td>
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<th>OS</th>
<td>All
</td>
</tr>
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<th>Status</th>
<td>NEW
</td>
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<th>Severity</th>
<td>normal
</td>
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<th>Priority</th>
<td>medium
</td>
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<th>Component</th>
<td>DRM/Intel
</td>
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<th>Assignee</th>
<td>intel-gfx-bugs@lists.freedesktop.org
</td>
</tr>
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<th>Reporter</th>
<td>jeff.zheng@intel.com
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</tr>
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<th>QA Contact</th>
<td>intel-gfx-bugs@lists.freedesktop.org
</td>
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<th>CC</th>
<td>intel-gfx-bugs@lists.freedesktop.org
</td>
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<pre>Created <span class=""><a href="attachment.cgi?id=111213" name="attach_111213" title="dmesg">attachment 111213</a> <a href="attachment.cgi?id=111213&action=edit" title="dmesg">[details]</a></span>
dmesg
==System Environment==
--------------------------
Regression: No.I fail to find a good commit. Tried drm-intel-testing 2014-08-09
commit 0c6aad835dd1b817e87e312da0350e07952ff25e
Non-working platforms: Pineview(test machine: x-pnv1)
==kernel==
--------------------------
3.18.0 commit b2776bf7149bddd1f4161f14f79520f17fc1d71d
==Bug detailed description==
-----------------------------
Running "./testdisplay -f 38.25,800,832,912,1024,600,603,607,624" and exit with
"CTRL-C", dmesg shows WARNING:
[ 242.655524] WARNING: CPU: 0 PID: 3685 at
drivers/gpu/drm/i915/intel_display.c:10968 check_crtc_state+0x9a9/0x9ff
[i915]()
==Reproduce steps==
----------------------------
1. ./testdisplay -f 38.25,800,832,912,1024,600,603,607,624
2. CTRL-C to exit
3. dmesg |grep WARNING</pre>
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