** Changed in: linux (Ubuntu)
   Importance: Undecided => High

** Tags added: kernel-da-key

** Changed in: linux (Ubuntu)
       Status: Confirmed => Triaged

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  Sunix 2D VGA controller causes kernel panic and crash on boot

Status in linux package in Ubuntu:

Bug description:
  When using Sunix latest low power VGA or DVI controller (see link
  below) on Ubuntu 16.04, 17.04 or 17.10 with Kernel 4.11 and later
  cause the system to crash on boot (the system will not become
  reachable via network too, so I cannot extract any logs).

  By using a second graphics controller I was able to extract the
  attached kernel message from the system.

  The issue also occurs with the latest mainline kernel (tested up to

  Sunix changed their graphics chip at some point from Volari Z11 to
  Silicon Motion SM750. With the older generation, which uses the Z11,
  everything is working.

  Links to the graphics controllers which were previously mentioned:


  previous generation Sunix 2D VGA controller:

  When using Fedora 26 Server, which also uses Kernel 4.11+, everything
  is working, too. So I'm not sure, if this is actually an upstream

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