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Date:      Wed, 25 Apr 2001 18:51:25 -0700 (PDT)
From:      John Baldwin <jhb@FreeBSD.org>
To:        current@FreeBSD.org
Subject:   Recent problems with pmap_remove_pages()
Message-ID:  <XFMail.010425185125.jhb@FreeBSD.org>

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Curious if anyone else has been having problems with pmap_remove_pages()
recently?  In the past week or so, I've found that heavy load on my dual p3 600
testbox can usually trigger a page fault (prolly a null pointer deref of some 
kind) in pmap_remove_pages() called from exit1().  Just now I was doing a -j 8
world test on the dual 21164 300 alpha testbox here and it locked up just
after printing

warning: pmap_remove_pages called with non-current pmap

to the console.  Anyone else seeing this or have any ideas.  Since I've had
this on both alpha and x86 now, I'm somewhat inclined to think it is a problem
in some MI code somewhere.  If I get some more time I'll try and see if I can
narrow down the commit that broke this.

-- 

John Baldwin <jhb@FreeBSD.org> -- http://www.FreeBSD.org/~jhb/
PGP Key: http://www.baldwin.cx/~john/pgpkey.asc
"Power Users Use the Power to Serve!"  -  http://www.FreeBSD.org/

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