Date: Mon, 11 Jul 2005 16:32:16 +0200 From: Marc Olzheim <marcolz@stack.nl> To: Philippe PEGON <Philippe.Pegon@crc.u-strasbg.fr> Cc: Marc Olzheim <marcolz@stack.nl>, freebsd-stable@freebsd.org, Kris Kennaway <kris@obsecurity.org> Subject: Re: Today's RELENG_5_4 and 'lock cmpxchgl' Message-ID: <20050711143216.GA25523@stack.nl> In-Reply-To: <42C7A422.30709@crc.u-strasbg.fr> References: <20050701101458.GA1193@stack.nl> <20050701104139.GB1193@stack.nl> <20050701130335.GA2040@stack.nl> <20050701182946.GA99767@xor.obsecurity.org> <42C7A422.30709@crc.u-strasbg.fr>
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[-- Attachment #1 --] On Sun, Jul 03, 2005 at 10:38:58AM +0200, Philippe PEGON wrote: > >The panic appears to be an instance of a known bug in 5.4 (and > >INVARIANTS will not fix it, but may just delay the inevitable by > >changing timings). See Doug White's recent emails which point to a > >patch you should test. > > If you think about this mail : > > http://lists.freebsd.org/mailman/htdig/freebsd-stable/2005-June/016165.html > > and follow the thread, you will see that this patch doesn't solve the > problem. > The last mail which I can see from doug white about this problem is : > > http://lists.freebsd.org/mailman/htdig/freebsd-stable/2005-June/016495.html > > for the moment, it seems that there is no solution for 5.x Well, the bug hasn't bitten me since I reactivated INVARIANTS, so I'll keep this workaround active for now. :-/ If I don't enable INVARIANTS, as soon as I start 'screen', it's a panic. Marc [-- Attachment #2 --] -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.1 (FreeBSD) iD8DBQFC0oLvezjnobFOgrERAjb4AJ9UvB+LNa6xQB/jT8/2XHAsNJnVHgCgl8NL 18IUVEJx8o94XWAMATj0rO0= =AfD5 -----END PGP SIGNATURE-----
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