> On Mon 27 Jun 2016 at 23:17:45 +0200, Havard Eidnes wrote: >> > I have named (from 7.0.1) spewing the following errors every few >> > seconds: >> > >> > Jun 23 21:09:56 murthe named[22809]: client 0x7f7ff0677800 >> > (220.29.86.203.in-addr.arpa): query_find: unexpected error after resuming: >> > failure >> >> None of the delegated-to name servers for 29.86.203.in-addr.arpa >> respond when queried about this zone. > > This wasn't logged before, as far as I can tell.
Correct, if you came from netbsd-6 code. > Do you know of any reason why that would have changed? This seems to have come along with the upgrade of BIND from 9.9.7-P3 to 9.10.3-P4, a diff of external/bsd/bind/dist/bin/named/query.c shows: @@ -7062,6 +7770,10 @@ query_find(ns_client_t *client, dns_fetc /* * Something has gone wrong. */ + snprintf(errmsg, sizeof(errmsg) - 1, + "query_find: unexpected error after resuming: %s", + isc_result_totext(result)); + CTRACE(ISC_LOG_ERROR, errmsg); QUERY_ERROR(DNS_R_SERVFAIL); goto cleanup; } Now, it's not clear that this message contributes much in the form of clarity, so if the log message is sufficiently annoying you may want to #if 0 its generation and build + install your own variant. >> What causes your PTR lookup I can't answer offhand. > > Probably part of some spam check, or reverse lookup by sshd, or > something along those lines. Sounds likely. Regards, - HÃ¥vard