Possible regression stuck after poweroff 13-CURRENT

Wed Mar 3 15:29:48 UTC 2021

FreeBSD 13.0-BETA4 (CURRENT long time many month) shutdown -p now
(poweroff, acpi stop) not stop bhyve maybe over virtualization (host
windows virtualbox), reboot work fine

https://64.media.tumblr.com/6a1b267b6dfa4d04c7d72fd88ba6e752/9c2e7d3110ca9df4-9a/s640x960/8120345e7062cc26ac2b331b3bbe6b590705d32c.png

on host endless run process
29366 root         37  21    1  1111M    52M kqread   1   7:04 100.92%
bhyve: gmirror (bhyve)