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<b><a class="bz_bug_link
bz_status_REOPENED "
title="REOPENED --- - [ILK SNB IVB BYT HSW bisected]CallTrace: WARNING: CPU: 0 PID: 1335 at drivers/gpu/drm/i915/intel_display.c:768 intel_wait_for_vblank+0x159/0x17c [i915]() while running kms_flip_absolute-wf_vblank"
href="https://bugs.freedesktop.org/show_bug.cgi?id=77297#c8">Comment # 8</a>
on <a class="bz_bug_link
bz_status_REOPENED "
title="REOPENED --- - [ILK SNB IVB BYT HSW bisected]CallTrace: WARNING: CPU: 0 PID: 1335 at drivers/gpu/drm/i915/intel_display.c:768 intel_wait_for_vblank+0x159/0x17c [i915]() while running kms_flip_absolute-wf_vblank"
href="https://bugs.freedesktop.org/show_bug.cgi?id=77297">bug 77297</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>Some subcases of kms_plane below are able to reproduce this issue too:
plane-position-covered-pipe-B-plane-1
plane-position-covered-pipe-B-plane-2
plane-position-covered-pipe-C-plane-1
plane-position-covered-pipe-C-plane-2
plane-position-hole-pipe-B-plane-1
plane-position-hole-pipe-B-plane-2
plane-position-hole-pipe-C-plane-1
plane-position-hole-pipe-C-plane-2</pre>
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