It looks like this is not a totally new problem. I googled STFLE and had
several hits the problem showed up in 2009 concerning z9-z10 machines.
Here is the link if anyone cares to read it. It is informative although not
conclusive.
 http://tech-insider.org/mainframes/research/2009/1209.html


On Thu, Jun 23, 2016 at 8:44 PM, Alan Altmark <alan_altm...@us.ibm.com>
wrote:

> On Thursday, 06/23/2016 at 10:09 GMT, Tom Huegel <tehue...@gmail.com>
> wrote:
> > I'm telling Hercules it is s z13 (2964 N30) but I don't know that
> Hercules
> > does anything with that other than reflect it in the STSI instruction...
> > How does UBUNTU determine the hardware level?
>
> Did my post from earlier today not get re-distributed?
> --------------------------------------
> To be clear, the checks are not based on a machine type or model, per se.
> Rather, the OS is checking for the availability of needed instructions,
> service processor functionality, and I/O subsystem capability
> (collectively called 'facilities').  So you could change the CPU ID to
> report a zEC12, for example, but unless the various facilities the OS
> wants are available, you will still get BADCCC.
>
> I.e. a zEC12 GA2 machine will have more facilities available than a GA1
> machine, but the machine type and model remains unchanged.
>
> To see how instruction behavior is assessed, look at the STORE FACILITIES
> LIST EXTENDED (STFLE) instruction.
> ------------------------------------------------
>
> The host cannot use CPU type-model information to determine functional
> capability.  That way there be flames and damnation for all Eternity.
>
> Alan Altmark
>
> Senior Managing z/VM and Linux Consultant
> Lab Services System z Delivery Practice
> IBM Systems & Technology Group
> ibm.com/systems/services/labservices
> office: 607.429.3323
> mobile; 607.321.7556
> alan_altm...@us.ibm.com
> IBM Endicott
>
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