`shutdown -p now` fails to power off with VirtualBox UEFI boot

[Yasuhiro KIMURA]

From: Yasuhiro KIMURA <yasu at utahime.org>
Subject: Re: `shutdown -p now` fails to power off with VirtualBox UEFI boot
Date: Mon, 22 Jun 2020 16:45:23 +0900 (JST)

> I tried bisect and found this problem happens with r342108 and
> after. Commit message of r342108 says as following.
> 
> yasu at rolling-vm-freebsd5[1012]% LANG=C svn log -c 342108
> ------------------------------------------------------------------------
> r342108 | cem | 2018-12-15 14:46:04 +0900 (Sat, 15 Dec 2018) | 7 lines
> 
> efirt: When present, attempt to use EFI runtime services to shutdown
> 
> PR:             maybe related to 233998 (inconclusive at this time)
> Submitted by:   byuu <byuu AT tutanota.com> (previous version)
> Reviewed by:    imp
> Differential Revision:  https://reviews.freebsd.org/D18506
> 
> ------------------------------------------------------------------------
> yasu at rolling-vm-freebsd5[1013]% 
> 
> Judging from it, I think it's very likely that this commit caused the
> problem.
> 
> Then is there anything I can do for further investigation?

I submitted this problem to Bugzilla.

Bug 247474 - `shutdown -p now` fails to power off with VirtualBox UEFI boot
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=247474

---
Yasuhiro KIMURA