BIND 9.10.4 may have a fatal crash defect.

[Benjamin Connelly]

We are seeing occasional crashes after updating to 9.10.4 on FreeBSD 10.1.


May 17 09:46:07 smtp1 named[74136]: general: critical: rbt.c:2576: 
INSIST(((((delete)->is_root == 1) ? isc_boolean_true : 
isc_boolean_false) && *rootp == delete) || (! (((delete)->is_root == 1) 
? isc_boolean_true : isc_boolean_false) && (((((delete)->parent))->left) 
== delete || ((((delete)->parent))->right) == delete))) failed, back trace
May 17 09:46:07 smtp1 named[74136]: general: critical: #0 0x41899d in ??
May 17 09:46:07 smtp1 named[74136]: general: critical: #1 0x5bde7a in ??
May 17 09:46:07 smtp1 named[74136]: general: critical: #2 0x4bcefd in ??
May 17 09:46:07 smtp1 named[74136]: general: critical: #3 0x4c8951 in ??
May 17 09:46:07 smtp1 named[74136]: general: critical: #4 0x4c7fab in ??
May 17 09:46:07 smtp1 named[74136]: general: critical: #5 0x4c834b in ??
May 17 09:46:07 smtp1 named[74136]: general: critical: #6 0x5dd918 in ??
May 17 09:46:07 smtp1 named[74136]: general: critical: #7 0x80186d4f5 in ??
May 17 09:46:07 smtp1 named[74136]: general: critical: #8 0x0 in ??
May 17 09:46:07 smtp1 named[74136]: general: critical: exiting (due to 
assertion failure)


Would love to assist in troubleshooting in any way we might be able to.

  Benjamin