named crashes on assertion in rbtdb.c on sparc64/SMP

KOT MATPOCKuH matpockuh at
Wed Jun 29 10:33:07 UTC 2011

2011/6/29 KOT MATPOCKuH <matpockuh at>:
>>> I'm got a problem with named on FreeBSD-CURRENT/sparc64.
>>> Up to 5 times a day it crashes with these messages:
>>> 27-Jun-2011 03:42:14.384 general:
>>> /usr/src/lib/bind/dns/../../../contrib/bind9/lib/dns/rbtdb.c:1614:
>>> REQUIRE(prev > 0) failed
>>> 27-Jun-2011 03:42:14.385 general: exiting (due to assertion failure)
>>> I found a some similar problems on alpha and IA64, which was related
>>> to problems with isc_atomic_xadd() function in include/isc/atomic.h.
>>> But I don't understand that there may be incorrect for sparc64 and
>>> this function was not changed for a minimum 4 years...
>> Uhm, we once fixed a problem in the MD atomic implementation which
>> still seems to present in the ISC copy. Could you please test whether
>> the following patch makes a difference?

> I ran named with your patch and and watching him.
Or I incorrectly rebuilt named, or the problem is not solved.
I got a crash after about 2 hours after named restarted:
29-Jun-2011 13:51:28.855 general:
REQUIRE(prev > 0) failed
29-Jun-2011 13:51:28.856 general: exiting (due to assertion failure)


More information about the freebsd-current mailing list