URL:
https://github.com/SSSD/sssd/pull/347
Title: #347: Fixes related to negative cache and "root" user/group
fidencio commented:
"""
The very same issue about root being added to the negative cache happens also in sssd-1-14
branch and some of the patches will be backported (after this series gets reviewed and
pushed).
"""
See the full comment at
https://github.com/SSSD/sssd/pull/347#issuecomment-322741872