4.11 SMP issues on Intel SE7501CW2

[John Baldwin]

On Thursday 01 December 2005 08:20 am, Jacques Fourie wrote:
> Hi,
>
> With reference to the following thread :
> http://groups.google.com/group/mailing.freebsd.smp/browse_thread/thread/bd4
>5afab721e1a85/f66c8476272952af?lnk=st&q=%2Bfreebsd+%2B%22failed!%22+%2Bpanic
>&rnum=80#f66c8476272952af
>
> I am seeing the same issue on an Intel SE7501CW2 dual Xeon machine. 6.0 as
> well as -current exhibits the same behaviour. Various postings to the
> above thread suggests that this may be due to the APIC ID that the BIOS
> claims is assigned to the CPU not being the actual APIC ID assigned to the
> CPU. Does anyone have any new information on this issue? If the subsequent
> panic succeeded in rebooting the machine this would not be a big issue for
> me but unfortunately the machine hangs after pressing 'y' to the "panic
> [y/n]" prompt. Is there a way in which to initiate a hard reset in
> software?

No, there hasn't been any recent info on this and I haven't had any recent 
reports of these problems, at least not on 5.x or 6.x.  Can you try booting 
up a 5.4 or 6.0 CD to see if they boot up ok?

-- 
John Baldwin <jhb at FreeBSD.org>  <><  http://www.FreeBSD.org/~jhb/
"Power Users Use the Power to Serve"  =  http://www.FreeBSD.org