SSSD fails to start and we see SIGSEGV errors for the sssd_be process in the logs.

Issue

• SSSD fails to start

 # systemctl status sssd.service
 sssd.service - System Security Services Daemon
   Loaded: loaded (/usr/lib/systemd/system/sssd.service; enabled; vendor preset: disabled)
  Drop-In: /etc/systemd/system/sssd.service.d
           └─journal.conf
   Active: failed (Result: exit-code) since Tue 2017-05-09 04:45:05 EAT; 1min 46s ago
  Process: 23689 ExecStart=/usr/sbin/sssd -D -f (code=exited, status=1/FAILURE)
 Main PID: 8789 (code=exited, status=0/SUCCESS)

May 09 04:45:03 example01 sssd[nss][23715]: Starting up
May 09 04:45:03 example01 sssd[pam][23716]: Starting up
May 09 04:45:03 example01 sssd[nss][23717]: Starting up
May 09 04:45:03 example01 sssd[pam][23718]: Starting up
May 09 04:45:05 example01 sssd[be[example.corp]][23719]: Starting up
May 09 04:45:05 example01 sssd[23690]: Exiting the SSSD. Could not restart critical service [example.corp].
May 09 04:45:05 example01 systemd[1]: sssd.service: control process exited, code=exited status=1
May 09 04:45:05 example01 systemd[1]: Failed to start System Security Services Daemon.
May 09 04:45:05 example01 systemd[1]: Unit sssd.service entered failed state.
May 09 04:45:05 example01 systemd[1]: sssd.service failed.