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<base href="https://bugs.freedesktop.org/" />
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<th>Priority</th>
<td>high
</td>
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<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW --- - [BDW]igt/kms_flip/flip-vs-modeset-vs-hang-interruptible causes system hang"
href="https://bugs.freedesktop.org/show_bug.cgi?id=72631">72631</a>
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<th>CC</th>
<td>intel-gfx-bugs@lists.freedesktop.org
</td>
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<th>Assignee</th>
<td>intel-gfx-bugs@lists.freedesktop.org
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<th>Summary</th>
<td>[BDW]igt/kms_flip/flip-vs-modeset-vs-hang-interruptible causes system hang
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<th>QA Contact</th>
<td>intel-gfx-bugs@lists.freedesktop.org
</td>
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<th>Severity</th>
<td>major
</td>
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<th>Classification</th>
<td>Unclassified
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<th>OS</th>
<td>Linux (All)
</td>
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<th>Reporter</th>
<td>huax.lu@intel.com
</td>
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<th>Hardware</th>
<td>All
</td>
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<th>Status</th>
<td>NEW
</td>
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<th>Version</th>
<td>unspecified
</td>
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<th>Component</th>
<td>DRM/Intel
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<th>Product</th>
<td>DRI
</td>
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<pre>System Environment:
--------------------------
Platform: Broadwell
kernel (drm-intel-nightly)639e4d5e3b595cdf3088e23092afd49532addf56
Bug detailed description:
-----------------------------
It causes system on Broadwell with -nightly kernel.
output:
Using monotonic timestamps
Beginning flip-vs-modeset-vs-hang-interruptible on crtc 3, connector 15
1920x1200 60 1920 1968 2000 2080 1200 1203 1209 1235 0x9 0x48 154000
.
(BTW, I didn't get any dmesg. We use USB network card, it doesn't support
netconsole.I will try to use serial port later.)
Steps:
---------------------------
./kms_flip --run-subtest flip-vs-modeset-vs-hang-interruptible</pre>
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