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

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Currently awaiting core dumps from non-stripped binaries.

• https://support.isc.org/Ticket/Display.html?id=12089
• https://support.isc.org/Ticket/Display.html?id=12631
• https://support.isc.org/Ticket/Display.html?id=13391