virtualbox 5.2.20 triggers panic with FreeBSD 12.0-ALPHA10 r339432

[Don Lewis]

On 20 Oct, Graham Perrin wrote:
> On 19/10/2018 23:47, Don Lewis wrote:
> 
>> … when I attempt to start a Virtualbox VM, the system panics. … (guest) Windows 7 with
> networking configured as > NAT and the underlying adapter being Intel PRO/1000
> MT Desktop (82540EM). …
> 
> No panic here. 32-bit Windows 7 guest with the same virtual adapter.
> 
> $ date ; uname -v
> Sat 20 Oct 2018 00:15:49 BST
> FreeBSD 12.0-BETA1 r339438 GENERIC
> $ pkg query '%o %v %R' virtualbox-ose virtualbox-ose-kmod
> emulators/virtualbox-ose 5.2.20 poudriere
> emulators/virtualbox-ose-kmod 5.2.20 poudriere
> $
> 
> If you have not already done so, try building and installing from ports.

I'm using locally built packages and the poudriere jail is the exactly
same source revision.