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<base href="https://bugs.freedesktop.org/" />
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<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/BDW]igt/kms_flip subcases vblank-vs-hang and vblank-vs-hang-interruptible fail"
href="https://bugs.freedesktop.org/show_bug.cgi?id=79285">79285</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>[IVB/BDW]igt/kms_flip subcases vblank-vs-hang and vblank-vs-hang-interruptible fail
</td>
</tr>
<tr>
<th>QA Contact</th>
<td>intel-gfx-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>All
</td>
</tr>
<tr>
<th>Reporter</th>
<td>jinxianx.guo@intel.com
</td>
</tr>
<tr>
<th>Hardware</th>
<td>Other
</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>
<tr>
<th>Product</th>
<td>DRI
</td>
</tr></table>
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<div>
<pre>Created <span class=""><a href="attachment.cgi?id=99909" name="attach_99909" title="dmesg">attachment 99909</a> <a href="attachment.cgi?id=99909&action=edit" title="dmesg">[details]</a></span>
dmesg
==System Environment==
--------------------------
Regression: No.
These cases always fail
Non-working platforms: IVB BDW
==kernel==
--------------------------
origin/drm-intel-nightly: c37f30ddc2921eccbf0be87c7742b56fbde53a81(fails)
drm-intel-nightly: 2014y-05m-23d-13h-57m-55s integration manifest
origin/drm-intel-next-queued: f83d6518a13020e3cf7abbcc6b4e6d34459d9a9f(fails)
ddrm/i915: Kill private_default_ctx off
origin/drm-intel-fixes: c1240bd2842f6ec26d7dc1d9c845a197a41d33fe(skips)
drm/i915: Prevent negative relocation deltas from wrapping
==Bug detailed description==
-----------------------------
igt/kms_flip subcases vblank-vs-hang and vblank-vs-hang-interruptible fail
Output:
./kms_flip --run-subtest vblank-vs-hang
IGT-Version: 1.6-gff3c122 (x86_64) (Linux:
3.15.0-rc3_drm-intel-next-queued_f83d65_20140526+ x86_64)
Using monotonic timestamps
Beginning vblank-vs-hang on crtc 5, connector 14
1920x1080 60 1920 1966 1996 2080 1080 1082 1086 1112 0xa 0x48 138780
........................Test assertion failure function wait_for_events, file
kms_flip.c:1164:
Last errno: 0, Success
Failed assertion: ret > 0
select timed out or error (ret 0)
Subtest vblank-vs-hang: FAIL
==Reproduce steps==
----------------------------
1. ./kms_flip --run-subtest vblank-vs-hang</pre>
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