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<b><a class="bz_bug_link
bz_status_NEEDINFO "
title="NEEDINFO - intel driver crashes with kernel 5.1.2 when booting with external monitor connected to Mini-Displayport"
href="https://bugs.freedesktop.org/show_bug.cgi?id=110700#c5">Comment # 5</a>
on <a class="bz_bug_link
bz_status_NEEDINFO "
title="NEEDINFO - intel driver crashes with kernel 5.1.2 when booting with external monitor connected to Mini-Displayport"
href="https://bugs.freedesktop.org/show_bug.cgi?id=110700">bug 110700</a>
from <span class="vcard"><a class="email" href="mailto:lakshminarayana.vudum@intel.com" title="Lakshmi <lakshminarayana.vudum@intel.com>"> <span class="fn">Lakshmi</span></a>
</span></b>
<pre>(In reply to Ville Syrjala from <a href="show_bug.cgi?id=110700#c3">comment #3</a>)
<span class="quote">> May 17 07:05:20 Gauss kernel: [drm:ironlake_crtc_enable [i915]] *ERROR* mode
> set failed: pipe B stuck
>
> The problem is the pipe didn't start for some reason. There is one
> workaround
> we're missing, but unfortunately the docs don't have enough details to
> implement it. Another thing we're doing differently to the spec is manual
> vs. auto fdi train. So maybe something to try there.
>
> However, since this is a new regression, and there haven't been any changes
> to the relevant code that I can see, a bisect would be most helpful. Can you
> do that?
>
> I have similar IVB Carbon X1 here but unfortunately I wasn't able to
> reproduce this myself :(</span >
Reporter, can you please bisect this issue to make progress with this bug?</pre>
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