Comment 0 for bug 1641203

(Fri Nov 11 14:55:52 2016) [sssd[be[MYDOMAIN.COM]]] [ad_gpo_store_policy_settings] (0x0020): [/var/lib/sss/gpo_cache/mydomain.com/Policies/{31B2F340-016D-11D2-945F-00C04FB984F9}/Machine/Microsoft/Windows NT/SecEdit/GptTmpl.inf]: ini_config_parse failed [5][Input/output error]
(Fri Nov 11 14:55:52 2016) [sssd[be[MYDOMAIN.COM]]] [ad_gpo_store_policy_settings] (0x0020): Error (5) on line 20: Equal sign is missing.
(Fri Nov 11 14:55:52 2016) [sssd[be[MYDOMAIN.COM]]] [ad_gpo_store_policy_settings] (0x0020): Error encountered: 5.
(Fri Nov 11 14:55:52 2016) [sssd[be[MYDOMAIN.COM]]] [ad_gpo_cse_done] (0x0040): ad_gpo_store_policy_settings failed: [5](Input/output error)
(Fri Nov 11 14:55:52 2016) [sssd[be[MYDOMAIN.COM]]] [ad_gpo_access_done] (0x0040): GPO-based access control failed.
(Fri Nov 11 14:55:52 2016) [sssd[be[MYDOMAIN.COM]]] [be_pam_handler_callback] (0x0100): Backend returned: (3, 4, Input/output error) [Internal Error]

Upstreams bugreport and patch: https://fedorahosted.org/sssd/ticket/2751

Please backport to xenial.