Didn't need it - removed it, all ok: https://twitter.com/DLangille/status/1613270550708625413

pkg delete uefi-edk2-bhyve-csm

[slocum dan ~] % vm list                                                                         21:29:05
/usr/local/sbin/vm: ERROR: virtual machines can only be managed by root


[slocum dan ~] % sudo vm list                                                                    21:29:06
NAME            DATASTORE  LOADER     CPU  MEMORY  VNC  AUTO  STATE
hass            default    uefi       4    4GB     -    No    Running (72577)
home-assistant  default    uefi       1    1GB     -    No    Stopped
myguest         default    bhyveload  1    768M    -    No    Stopped


[slocum dan ~] % sudo vm stop hass                                                               21:29:11
Sending ACPI shutdown to hass


[slocum dan ~] % sudo pkg delete uefi-edk2-bhyve-csm                                             21:29:19
Checking integrity... done (0 conflicting)
Deinstallation has been requested for the following 2 packages (of 0 packages in the universe):

Installed packages to be REMOVED:
	bhyve-firmware: 1.0_1
	uefi-edk2-bhyve-csm: 0.2_3,1

Number of packages to be removed: 2

The operation will free 2 MiB.

Proceed with deinstalling packages? [y/N]: y
[1/2] Deinstalling bhyve-firmware-1.0_1...
[2/2] Deinstalling uefi-edk2-bhyve-csm-0.2_3,1...
[2/2] Deleting files for uefi-edk2-bhyve-csm-0.2_3,1: 100%

[slocum dan ~] % sudo vm start hass                                                              21:29:51
Starting hass
  * found guest in /usr/local/vm/hass
  * booting...

[slocum dan ~] % sudo vm list                                                                    21:29:58
NAME            DATASTORE  LOADER     CPU  MEMORY  VNC  AUTO  STATE
hass            default    uefi       4    4GB     -    No    Running (75800)
home-assistant  default    uefi       1    1GB     -    No    Stopped
myguest         default    bhyveload  1    768M    -    No    Stopped