starting virtual box VM instantly crashes FreeBSD after upgrade from 11 to 12

[Graham Menhennitt]

Thanks very much Nikita - that fixed it. Surely this deserves a mention 
in ports/UPDATING and pkg-message.

Thanks again,
     Graham

On 2/4/19 11:27 pm, Nikita Druba wrote:
> https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=230460
> "turn on VIMAGE support in virtualbox-ose-kmod" Working for me.
> Good luck.
>
> 02.04.2019 09:53, Graham Menhennitt пишет:
>> Thanks for replying. Yes I rebuilt and installed virtualbox-ose and 
>> virtualbox-ose-kmod. The files in /boot/modules are the newly built 
>> ones. I have rebooted after installing them.
>>
>> Thanks,
>>      Graham
>>
>> On 2/4/19 4:46 pm, Koichiro Iwao wrote:
>>> Hi,
>>>
>>> did you rebuild virtualbox-ose-kmod?
>>>
>>> On Tue, Apr 02, 2019 at 04:04:49PM +1100, Graham Menhennitt wrote:
>>>> Hello all,
>>>>
>>>> I recently upgraded my desktop box from 11-Stable to 12-Stable via 
>>>> source.
>>>> I've rebuilt and installed the 5.2.26 virtualbox-ose and 
>>>> virtualbox-ose-kmod
>>>> ports from scratch and made sure that no traces of older versions 
>>>> exist.
>>>>
>>>> I start the VirtualBox GUI successfully and see the table of my VMs. I
>>>> select one of them and start it and FreeBSD instantly crashes. My 
>>>> screen
>>>> goes blank and eventually FreeBSD reboots.
>>>>
>>>> The only thing I can see in my /var/log/messages is:
>>>>
>>>>    Apr  2 15:07:14 starker kernel: vboxdrv: XXXXXXXXXXXXXXXX VMMR0.r0
>>>>    Apr  2 15:07:14 starker kernel: vboxdrv: XXXXXXXXXXXXXXXX 
>>>> VBoxDDR0.r0
>>>>
>>>> after the crash and just before the reboot sequence.
>>>>
>>>> I can't see anything in /usr/ports/UPDATING that's relevant. It was 
>>>> all
>>>> working correctly under 11-Stable.
>>>>
>>>> Does anybody have any clues, please? How can I diagnose further?