Enabling NUMA in BIOS stop booting FreeBSD

[Slawa Olhovchenkov]

On Mon, Dec 12, 2016 at 01:46:21AM +0300, Slawa Olhovchenkov wrote:

> > > > > > Can you show the verbose dmesg up to the failure point ?
> > > > > > In particular, the SMAP lines should be relevant.
> > > > > 
> > > > > KDB: debugger backends: ddb
> > > > > KDB: current backend: ddb
> > > > > exit from kdb_init
> > > > > KDB: enter: Boot flags requested debugger
> > > > > [ thread pid 0 tid 0 ]
> > > > > Stopped at      0xffffffff805361eb = kdb_enter+0x3b:    movq
> > > > > $0,0xffffffff80dcef20 = kdb_why

Hang at boot is result of combination next two BIOS setting:

NUMA enabled
Socket Interleave below 4G enabled (memory options)

Disabling any allow boot.