Panic at boot

Doug White dwhite at
Sat Aug 21 13:28:47 PDT 2004

On Fri, 20 Aug 2004, Roman Kurakin wrote:

> Hi,
>     I've updated my current kernel/world yesterday, I've compiled and
> install it as
> usual on fast smp machine. After that I've plug my hard disk to a bit
> slow smp
> machine and get panic:
> Fattal trap 12

Without the full trap trace its not possible to debug this too far.

> call stack:
> install_ap_tramp + 0x43
> start_all_aps
> cpu_mp_start
> mp_start
> mi_startup
> begin
> It seems that install_ap_tramp + 0x43
>     *dst++ = *src++ (IIRC)

My first guess is that your old SMP box has problems with SMP. What kind
of processors are in the machine you compiled on and the machine you put
the disk into?

Doug White                    |  FreeBSD: The Power to Serve
dwhite at          |

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