Bug#841690: freezes with blank screen after printing two lines.

[積丹尼 Dan Jacobson]

In the changelog it seems some detection of
Thinkpad r50e hardware (wifi) perhaps has been added.
causing
Blinking cursor at top-left corner / A plain black screen
as mentioned in
https://community.linuxmint.com/tutorial/view/842
Of course there are no logs available at this point.