Re: netbsd-5 recurring named crash

["Jeremy C. Reed" <reed%reedmedia.net@localhost>]

On Tue, 25 Aug 2009, Chris Ross wrote:

>  I am running the stock named on a netbsd-5 system from mid July sources.  I
> have been seeing it crash and dump core repeatedly.  It tends to run for a few
> days, then fail.  The last one, as may've previous, yielded the following
> assertion failure to syslog before dumping:
> 
> Aug 23 00:48:49 server named[1946]:
> /data/NetBSD/src-5/dist/bind/lib/dns/rbtdb.c:1441: REQUIRE(prev > 0) failed
> Aug 23 00:48:49 server named[1946]: exiting (due to assertion failure)
> 
>  If anyone has any suggestions what I might be doing to provoke this, I'd be
> happy to hear it.

Is this on a NetBSD/alpha system?

ISC may have a fix for this.

2584.   [bug]           alpha: gcc optimization could break atomic operations.
                        [RT #19227]

I will send you a patch off-list.