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<body><span class="vcard"><a class="email" href="mailto:jinxianx.guo@intel.com" title="Guo Jinxian <jinxianx.guo@intel.com>"> <span class="fn">Guo Jinxian</span></a>
</span> changed
<a class="bz_bug_link
bz_status_ASSIGNED "
title="ASSIGNED --- - [BYT Bisected]igt/kms_flip subcases cause "WARNING: CPU: 0 PID: 3943 at drivers/gpu/drm/i915/intel_dp.c:3092 intel_dp_complete_link_train+0x100/0x27f [i915]()" sporadically"
href="https://bugs.freedesktop.org/show_bug.cgi?id=80701">bug 80701</a>
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<th>What</th>
<th>Removed</th>
<th>Added</th>
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<td style="text-align:right;">Status</td>
<td>NEEDINFO
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<td>ASSIGNED
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<b><a class="bz_bug_link
bz_status_ASSIGNED "
title="ASSIGNED --- - [BYT Bisected]igt/kms_flip subcases cause "WARNING: CPU: 0 PID: 3943 at drivers/gpu/drm/i915/intel_dp.c:3092 intel_dp_complete_link_train+0x100/0x27f [i915]()" sporadically"
href="https://bugs.freedesktop.org/show_bug.cgi?id=80701#c3">Comment # 3</a>
on <a class="bz_bug_link
bz_status_ASSIGNED "
title="ASSIGNED --- - [BYT Bisected]igt/kms_flip subcases cause "WARNING: CPU: 0 PID: 3943 at drivers/gpu/drm/i915/intel_dp.c:3092 intel_dp_complete_link_train+0x100/0x27f [i915]()" sporadically"
href="https://bugs.freedesktop.org/show_bug.cgi?id=80701">bug 80701</a>
from <span class="vcard"><a class="email" href="mailto:jinxianx.guo@intel.com" title="Guo Jinxian <jinxianx.guo@intel.com>"> <span class="fn">Guo Jinxian</span></a>
</span></b>
<pre>(In reply to <a href="show_bug.cgi?id=80701#c2">comment #2</a>)
<span class="quote">> This looks like a duplicate of <a class="bz_bug_link
bz_status_REOPENED "
title="REOPENED --- - [BYT]igt/many kms_flip subcases randomly fail with *ERROR* failed to train DP, aborting"
href="show_bug.cgi?id=73037">bug 73037</a>. Could you double-check that the
> bisect result is correct, that is you can't reproduce the bug on the parent
> commit (a497c3ba1d97)?</span >
Another <a class="bz_bug_link
bz_status_NEW "
title="NEW --- - [IVB/SNB Regression]igt/kms_flip some subcases fail"
href="show_bug.cgi?id=81367">bug 81367</a> reproduced on the parent commit(a497c3ba1d97), and can not
find CallTrace on this commit.
root@x-byt06:/GFX/Test/Intel_gpu_tools/intel-gpu-tools/tests# ./kms_flip
--run-subtest plain-flip-fb-recreate-interruptible
IGT-Version: 1.7-g4d4f4b2 (x86_64) (Linux: 3.16.0-rc2_kcloud_a497c3_20140722+
x86_64)
Test assertion failure function kmstest_force_connector, file igt_kms.c:461:
Failed assertion: debugfs_fd != -1
Last errno: 2, No such file or directory
Subtest plain-flip-fb-recreate-interruptible: FAIL</pre>
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