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<b><a class="bz_bug_link
bz_status_ASSIGNED "
title="ASSIGNED - [KVM][GVT-d] [BDW & SKL ]Ubuntu 16.04 guest boot up with GPU Hang with drm-intel kernel"
href="https://bugs.freedesktop.org/show_bug.cgi?id=99028#c8">Comment # 8</a>
on <a class="bz_bug_link
bz_status_ASSIGNED "
title="ASSIGNED - [KVM][GVT-d] [BDW & SKL ]Ubuntu 16.04 guest boot up with GPU Hang with drm-intel kernel"
href="https://bugs.freedesktop.org/show_bug.cgi?id=99028">bug 99028</a>
from <span class="vcard"><a class="email" href="mailto:terrence.xu@intel.com" title="Terrence Xu <terrence.xu@intel.com>"> <span class="fn">Terrence Xu</span></a>
</span></b>
<pre>(In reply to yann from <a href="show_bug.cgi?id=99028#c6">comment #6</a>)
<span class="quote">> Terence, please use latest drm-tip ()
>
> it looks like we have a loop of MI_SEMAPHORE_MBOX command (wait upon the
> semaphore value remained ?) with blitter ring (any relationship with bug
> 54226?)
>
> You may also try to add drm.debug=0xe in your boot command line to collect
> more data.</span >
Hi Yann, use the newest drm-tip, it still blocked by the <a class="bz_bug_link
bz_status_NEW "
title="NEW - [KVM][GVT-d] [BDW & SKL ]Ubuntu 16.04 guest boot up with kernel panic with the newest 4.9.0+ drm-intel kernel"
href="show_bug.cgi?id=99025">Bug99025</a> :(, I just
updated the newest status on it.</pre>
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