The following reply was made to PR port-amd64/33927; it has been noted by GNATS.

From: Nicolas Joly <njoly@pasteur.fr>
To: Matthias Drochner <M.Drochner@fz-juelich.de>
Cc: Frank van der Linden <fvdl@NetBSD.org>,
	Nicolas Joly <njoly@pasteur.fr>, gnats-bugs@NetBSD.org,
	gnats-admin@NetBSD.org, netbsd-bugs@NetBSD.org
Subject: Re: port-amd64/33927: -current/amd64 kernel reboots early in boot process
Date: Thu, 13 Jul 2006 13:23:23 +0200

 On Thu, Jul 13, 2006 at 12:42:00AM +0200, Matthias Drochner wrote:
 > 
 > fvdl@NetBSD.org said:
 > > Ok, that narrows it down to changes that only affect the
 > > MULTIPROCESSOR case.
 > 
 > Didn't follow the thread from the beginning, but there was a change
 > by me which unfortunately affects multiprocessor systems: I changed
 > the kernel memory allocator to respect the execute permission bit.
 > (This used to work all the time for alpha.)
 > I don't understand all the details yet, but MP systems need some
 > pieces of memory mapped with execute permission; see the appended
 > patch.
 
 Thanks a lot.
 
 I can report that all the MULTIPROCESSOR kernels are fine on my Tyan
 s2885 (GENERIC.MP and GENERIC_ACPI+MULTIPROCESSOR).
 
 -- 
 Nicolas Joly
 
 Biological Software and Databanks.
 Institut Pasteur, Paris.