> On 4 Dec 2018, at 8:59 am, Ismael Suarez Maldonado <[email protected]> 
> wrote:
> 
> This in named.conf??
> 
> Don't see any database config in our setup.
> 
> This is configured as a caching server which does not have any zones.

The error comes from “newversion” (dns_db_newversion()) which is only called on
dynamic zones though those include the zone maintaining the managed keys for
DNSSEC and slave zones.

Rather than continue this here can you open a issue of on gitlab.isc.org and
if you still have a core dump can you include the stack backtrace from it.

> Ismael 
> On 12/3/18 5:21 PM, Mark Andrews wrote:
>> Add ‘database “rbt64”;’ to the dynamic zone configurations.  It looks like 
>> you are
>> overflowing the 32 bit serial number.
>> 
>> 
>>> On 4 Dec 2018, at 3:36 am, Ismael Suarez Maldonado <[email protected]>
>>>  wrote:
>>> 
>>> Hi to all.
>>> 
>>> We have to DNS cache servers that have failed (after some time/days 
>>> running) with the following error. Afterwards we can start the service with 
>>> no errors. This is afecting our clients as we are an ISP and would like to 
>>> get to the root cause of this.
>>> 
>>> Error:
>>> Dec  2 16:04:20 wdnscache2 named[8617]: rbtdb.c:1497: fatal error:
>>> Dec  2 16:04:20 wdnscache2 named[8617]: RUNTIME_CHECK(rbtdb->next_serial != 
>>> 0) failed
>>> Dec  2 16:04:20 wdnscache2 named[8617]: exiting (due to fatal error in 
>>> library)
>>> 
>>> Bind version: 9.11.5
>>> System OS: CentOS 7.5.1804 (Core)
>>> 
>>> 
>>> -- 
>>> Ismael
>>> 
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-- 
Mark Andrews, ISC
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PHONE: +61 2 9871 4742              INTERNET: [email protected]

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