Users are not able to login through SSSD, getting permission denied errors

Issue

• Permission denied when an IPA user attempts to login to the system.
• Permission denied when an AD user attempts to login.

(Mon Jan 1 00:00:01 2018) [[sssd[krb5_child[9001]]]] [create_ccache_dir] (0x0010): Check the ownership and permissions of krb5_ccachedir: [/tmp].

• After configuring a client to authenticate accounts using an IPA server, connections via ssh fail logging the following lines to /var/log/secure:

Mar  5 09:36:23 client sshd[11820]: pam_sss(sshd:auth): received for user username: 4 (System error)
Mar  5 09:36:25 client sshd[11820]: Failed password for username from 127.0.0.1 port 37490 ssh2