>>>>> "Frank" == Frank van der Linden <fvdl@wasabisystems.com> writes:

    Frank> On Sat, Nov 30, 2002 at 09:02:29PM +0100, Markus W Kilbinger wrote:
    >> On two i386 dual boards (asus p2b-d and a7m266-d) I see sporadic
    >> system freezes if running a MP kernel with -current later than Nov.,
    >> 26.

    Frank> Be sure to have an up to date i386/intr.c and
    Frank> include/intr.h

Sure, I have... ;-)

    Frank> 	* Have a completely up to date kernel

Yep, I have and had.

    Frank> 	* If you get lockups, try LOCKDEBUG (and have a serial
    Frank> 	  console attached, otherwise you can't see DDB)

Hmm, I've activated this, We'll see... I didn't find a reproduceable
lockup trigger (yet)...

Does serial console mean I have to boot my machine with serial instead
of vga console?

    Frank> 	* Try a kernel without MULTIPROCESSOR, but with cpu* and ioapic*
    Frank> 	  at mainbus. This will use the ioapic for interrupts,
    Frank> 	  but only one CPU.

This solved my cdrecord problem, too!

Anything else I can try?

Markus.