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<base href="https://bugs.freedesktop.org/" />
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<th>Priority</th>
<td>high
</td>
</tr>
<tr>
<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW --- - [IVB/HSW Regression]igt/kms_flip subcases flip-vs-expired-vblank and flip-vs-expired-vblank-interruptible fail"
href="https://bugs.freedesktop.org/show_bug.cgi?id=82446">82446</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/HSW Regression]igt/kms_flip subcases flip-vs-expired-vblank and flip-vs-expired-vblank-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>
<p>
<div>
<pre>Created <span class=""><a href="attachment.cgi?id=104407" name="attach_104407" title="dmesg">attachment 104407</a> <a href="attachment.cgi?id=104407&action=edit" title="dmesg">[details]</a></span>
dmesg
==System Environment==
--------------------------
Regression: Yes.
It only occurs on -nightly branch
On -nihgtly branch(c3b4c0436dffd0a2d25d9583bd6c3e64f5090603) the cases were
another <a class="bz_bug_link
bz_status_ASSIGNED "
title="ASSIGNED --- - [IVB Bisected]igt/kms_flip subcases vblank-vs-suspend and vblank-vs-suspend-interruptible fail"
href="show_bug.cgi?id=79108">bug 79108</a>
Non-working platforms: IVB HSW
==kernel==
--------------------------
origin/drm-intel-nightly: ee55e72e4941947049780df49f01d320f1b98a4b(fails)
drm-intel-nightly: 2014y-08m-08d-21h-15m-06s integration manifest
origin/drm-intel-next-queued: fdd508a6419217cce28213f3c9bd27c02a0d4c71(works)
drm/i915: Call .update_primary_plane in intel_{enable,
disable}_primary_hw_plane()
origin/drm-intel-fixes: be71eabebaf9f142612d34d42292b454e984dcb5(works)
Revert "drm/i915: Enable semaphores on BDW"
origin/drm-fixes: 1b2c4869d8247f9e202fa8a73777c34adc62d409(works)
drm/radeon: fix cut and paste issue for hawaii.
origin/drm-next: 7963e9db1b1f842fdc53309baa8714d38e9f5681(works)
Revert "drm: drop redundant drm_file->is_master"
==Bug detailed description==
igt/kms_flip subcases flip-vs-expired-vblank and
flip-vs-expired-vblank-interruptible fail. It only occurs on -nightly branch.
the result was pass on other branches.
Output:
[root@x-hsw24 tests]# ./kms_flip --run-subtest
flip-vs-expired-vblank-interruptible
IGT-Version: 1.7-ga17f060 (x86_64) (Linux:
3.16.0_drm-intel-nightly_ee55e7_20140811+ x86_64)
Using monotonic timestamps
Beginning flip-vs-expired-vblank-interruptible on crtc 7, connector 18
1024x768 60 1024 1048 1184 1344 768 771 777 806 0xa 0x40 65000
.Test assertion failure function run_test_step, file kms_flip.c:840:
Failed assertion: timercmp(&reply.ts, &o->flip_state.last_ts, ==)
Last errno: 4, Interrupted system call
Subtest flip-vs-expired-vblank-interruptible: FAIL
==Reproduce steps==
----------------------------
1. ./kms_flip --run-subtest flip-vs-expired-vblank-interruptible</pre>
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