[kern/149853 is a duplicate of this]
I don't use xen myself here but I helped someone on irc troubleshoot
the same crash (before I saw these PRs), and found out the reason it
didn't happen on 8.0 is the x86bios code is new in 8.1 and xen doesn't
like this call in x86bios_map_mem():
x86bio
The following reply was made to PR kern/148262; it has been noted by GNATS.
From: Juergen Lock
To: bug-follo...@freebsd.org
Cc:
Subject: Re: kern/148262: [xen] [panic] HYPERVISOR_update_va_mapping
Date: Sat, 2 Oct 2010 17:31:51 +0200
Oops forgot to Cc bug-followup@ ...
Subject: Re: kern
