Date: Tue, 3 Nov 2009 08:08:15 +0000 (GMT) From: Robert Watson <rwatson@FreeBSD.org> To: Ian Freislich <ianf@clue.co.za> Cc: FreeBSD-Current <freebsd-current@freebsd.org> Subject: Re: Believed fixed (was: Re: Another panic (during netisr?)) Message-ID: <alpine.BSF.2.00.0911030807540.37561@fledge.watson.org> In-Reply-To: <E1N5CEF-0002fT-Mm@clue.co.za> References: <E1N5CEF-0002fT-Mm@clue.co.za>
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On Tue, 3 Nov 2009, Ian Freislich wrote: > Robert Watson wrote: >> Since debugging this went offline, the quick summary for the list is: it >> looks like a race condition in the read-write locking for tcbinfo in >> 8.x/9.x was responsible, and I've now committed a fix to head and merged to >> stable/8 this morning. If this recurs with the fix, please let me know, >> because that would mean we fixed the wrong bug. :-) > > Since this I've not had a panic on our routers in the last 25 days. Before, > it would panic about every 5 days with a corrupted stack. Sounds good, thanks! Robert N M Watson Computer Laboratory University of Cambridge
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