kern/52281: Panic on Mac Book Air 11 late 2010

[vetrisko%gmail.com@localhost]

>Number:         52281
>Category:       kern
>Synopsis:       Panic on Mac Book Air 11 late 2010
>Confidential:   no
>Severity:       serious
>Priority:       medium
>Responsible:    kern-bug-people
>State:          open
>Class:          sw-bug
>Submitter-Id:   net
>Arrival-Date:   Wed Jun 07 18:45:00 +0000 2017
>Originator:     milan
>Release:        8.99 (Current 7th of June 2017)
>Organization:
>Environment:
Amd64x86, Intel Core 2 Duo, 2GB DD3 Ram, NVIDIA 320M GPU, 64GB SSD drive, can attach more specs if it helps.

>Description:
Trying to boot the UEFI image (from a flash drive) causes a panic.
All the default, no ACPI and no ACPI no SMP modes are affected.
The traceback in the last says:

 ----%<------------

    Panic: kernel diagnostic assertion "ucpu != VM_FREE_PAGE_TO_CPU(pg)" failed: file ~/usr/src/sys/uvm/uvm_page.c", line 862

   Fatal breakpoint trap in supervisor mode 

----%<------------

I've got a picture of the dump, can share.
PS: the machine works OK in OS X (and OpenBSD 6.1)

>How-To-Repeat:
Boot the image
>Fix: