From owner-freebsd-ppc@FreeBSD.ORG  Wed Jun  1 05:17:44 2005
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Date: Wed, 1 Jun 2005 15:17:40 +1000
From: <peterg@ptree32.com.au>
To: Tilman Linneweh <arved@freebsd.org>
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Cc: freebsd-ppc@freebsd.org
Subject: Re: panic pmap_pvo_to pte: pvo 0x129e0800
 pte does not match pte0x817bc0 in pmap_pteg_table
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>>  I'd say not: it's probably more to do with the concurrency. Does it take long
>> to trigger ? What if you kick off 2/3x that many package builds ?
>
>Usually it happens after a few hours.

 OK, there's some debug I can put into pmap.c when I get back to try
and get some more info on this (essentially dumping the virt/phys
addresses/seg registers involved).

>I tried kicking the load above 10 by additional running 
>make buildworld -j 10 and the machine froze within a few minutes, without 
>breaking into ddb.

 That's the sort of hang I like: nice and reproducable :)

>Unrelated, i am getting different panic, which does not look ppc-specific:
>It happens reproducable when i try to compile the nss port 
>(or the one included in mozilla)

 Do you know if it happens on i386 ?

later,

Peter.