SSSD complaining about corrupted mmap cache and logging error in /var/log/messages and /var/log/sssd/sssd_nss.log

Solution In Progress - Updated -

Issue

SSSD is complaining about corrupted mmap cache with following error in

  1. /var/log/messages:
Aug 28 14:10:33 hostname sssd[nss]: Stored copy of corrupted mmap cache in file '/var/lib/sss/mc/group_corrupted#012'
  1. /var/log/sssd/sssd_nss.log:
(Mon Aug 28 14:10:33 2017) [sssd[nss]] [sss_mc_find_record] (0x0010): Corrupted fastcache. name_ptr value is 16.

Environment

Red Hat Enterprise Linux 7

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