https://bugs.openldap.org/show_bug.cgi?id=10111
--- Comment #2 from Josh Cox uberthoth@gmail.com --- it is without a doubt seg faulting:
[25119.082981] slapd[592546]: segfault at 0 ip 00007feeee44651e sp 00007feead1683c0 error 4 in dynlist.so.2.0.200[7feeee440000+9000] likely on CPU 4 (core 8, socket 0)