Date: 19 Mar 2001 13:23:48 +0100 From: Dag-Erling Smorgrav <des@ofug.org> To: Pierre Beyssac <beyssac@enst.fr> Cc: daeron@wit401305.student.utwente.nl, freebsd-current@FreeBSD.ORG Subject: Re: CURRENT instability Message-ID: <xzpk85mvtez.fsf@flood.ping.uio.no> In-Reply-To: Pierre Beyssac's message of "Mon, 19 Mar 2001 12:16:06 %2B0100" References: <20010315081658.A799@shadowmere.student.utwente.nl> <xzpofuy4ohj.fsf@flood.ping.uio.no> <20010319083012.A53628@shadowmere.student.utwente.nl> <20010319121606.A89188@enst.fr>
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Pierre Beyssac <beyssac@enst.fr> writes:
> On Mon, Mar 19, 2001 at 08:30:12AM +0100, Pascal Hofstee wrote:
> > I noticed the vague stack smashes posting earlier ... and i think it's very
> > likely this is the same bug
> Same here, random crashes -- AMD K6-2 300; no panic, no crash dump,
> just a complete system freeze if you happen to use too much CPU.
> I had to temporarily revert to an older kernel.
Try this workaround (apply with 'patch -l'):
Index: pmap.c
===================================================================
RCS file: /home/ncvs/src/sys/i386/i386/pmap.c,v
retrieving revision 1.277
diff -u -r1.277 pmap.c
--- pmap.c 2001/03/15 05:10:06 1.277
+++ pmap.c 2001/03/18 21:21:19
@@ -2664,7 +2664,7 @@
i686_pagezero(CADDR2);
else
#endif
- bzero(CADDR2, PAGE_SIZE);
+ generic_bzero(CADDR2, PAGE_SIZE);
*(int *) CMAP2 = 0;
}
DES
--
Dag-Erling Smorgrav - des@ofug.org
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