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From: Thierry Herbelot <thierry@herbelot.com>
To: Doug White <dwhite@gumbysoft.com>
Date: Tue, 8 Jul 2003 21:09:20 +0200
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cc: current ML <current@FreeBSD.ORG>
Subject: Re: systematic panic on an SMP machine for 5.1-Release
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Le Tuesday 08 July 2003 20:44, Doug White a écrit :
> On Tue, 8 Jul 2003, Thierry Herbelot wrote:
> > [I just see that this message is at least lacking a "dmesg" output : I'll
> > send it tomorrow.]
>
> A crashdump will be inifintely more useful.
>
> > #1  0xc030aeb8 in boot ()
> > #2  0xc030b21f in panic ()
> > #3  0xc0164142 in db_panic ()
>
> Note no location information...

it must be around :
#11 0xc04927df in pmap_enter ()

precisely on line 1971 of /sys/i386/pmap.c :
-------------------
        if (origpte & PG_PS)
                panic("pmap_enter: attempted pmap_enter on 4MB page");
-------------------

	TfH

PS : as I said, the box has a 2GB RAM, so moving around the vmcore is not easy