I had the same problem. It occurs when a virtual machine has bridged adapter and VirtualBox is compiled without VIMAGE support on FreeBSD 12.0. More details you can find here:
https://forums.freebsd.org/threads/virtualbox-5-2-22-causes-kernel-panic-with-bridged-adapter.68787/#post-411096 On 2.4.2019 г. 08:04 ч., 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 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? > > Thanks in advance for any help. > > Graham > > _______________________________________________ > freebsd-emulation@freebsd.org mailing list > https://lists.freebsd.org/mailman/listinfo/freebsd-emulation > To unsubscribe, send any mail to > "freebsd-emulation-unsubscr...@freebsd.org" _______________________________________________ freebsd-emulation@freebsd.org mailing list https://lists.freebsd.org/mailman/listinfo/freebsd-emulation To unsubscribe, send any mail to "freebsd-emulation-unsubscr...@freebsd.org"