BIND 9.10.6-S3 Crash at rbtdb.c:2223
2018-04-01T14:12:51+00:00 facility="daemon" level="crit" program="named" header="named[35970]: " msg="rbtdb.c:2223: INSIST(!((void *)((node)->deadlink.prev) != (void *)(-1))) failed, back trace"
Also seen intermittently from 9.10.5-S4 as:
rbtdb.c:2226: INSIST(!((void *)((node)->deadlink.prev) != (void *)(-1))) failed, back
trace
Currently awaiting core dumps from non-stripped binaries.