10.0-CURRENT: kernel: Fatal trap 12: page fault while in kernel mode

[John Baldwin]

On Tuesday, July 03, 2012 1:43:30 am O. Hartmann wrote:
> The most recent build of FreeBSD 10.0-CURRENT crashes on one of our
> boxes with recent Intel hardware, see dmesg extract below. FreeBSD does
> obviously only crash on hardware with modern "Sandy-Bridge" hardware,
> the very same kernel config and a very similar setup does work very well
> on an older Intel Core2Dua architecture.
> 
> Machine in question runs an older kernel (set via nextboot -k
> kernel.old) very well:
> FreeBSD 10.0-CURRENT #0 r237697: Thu Jun 28 11:45:08 CEST 2012
> 
> Most recent buildworls/kernels crash after going into multiuser mode
> (/etc/rc-scripts getting executed). Below the kernel trap message.
> 
> I do this report on the fly, so if there is need for deeper
> investigations let me know, I will provide necessary detail requested.

We would need a stack trace to debug this further.  Do you have a crashdump?

-- 
John Baldwin