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Date: Tue, 13 Sep 2016 15:42:39 +0300
From: Slawa Olhovchenkov <slw@zxy.spb.ru>
To: Andriy Gapon <avg@FreeBSD.org>
Cc: Konstantin Belousov <kostikbel@gmail.com>, stable@FreeBSD.org
Subject: Re: X2APIC support
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On Tue, Sep 13, 2016 at 03:38:17PM +0300, Andriy Gapon wrote:

> On 13/09/2016 15:11, Slawa Olhovchenkov wrote:
> > On Tue, Sep 13, 2016 at 03:04:13PM +0300, Andriy Gapon wrote:
> > 
> >> On 12/09/2016 20:53, Slawa Olhovchenkov wrote:
> >>> boot_cpu_id = 255
> >>
> >> I think that this points towards the BIOS not configuring the BSP LAPIC
> >> correctly when you select that combination of BIOS options.
> >> That's weird, but I fail to find any other explanation.
> >>
> >> If wonder what would happen if you disable X2APIC_OPT_OUT and set
> >> hw.x2apic_enable=0 in loader.conf or at the loader prompt.
> > 
> > Boot OK w/o hw.x2apic_enable=0, only with disable X2APIC_OPT_OUT.
> > 
> 
> This doesn't answer my question and doesn't add any new information, correct?

I am don't see any question. I am see only suggestion of workaround.
Sorry if missunderstund.
You need some additional debug print?