Am Sun, Jun 13, 2021 at 01:00:28PM -0000 schrieb Konstantin Ignatev via 
FreeIPA-users:
> Good day.
> IPA - 4.9.4.
> OS - Fedora 34.
> I have established a trust relationship with the AD domain.
> The list of domains is easily obtained by the command ipa trust-fetch-domains 
> "example.com"
> I can get a ticket using kinit [email protected] in CLI.
> I can not log into the server using the AD account from UI.
> With exactly the same installation but on the Centos 7 + IPA 4.6.8 there are 
> no similar problemsю
> 
> 
> In /var/log/httpd/error_log
> [Sun Jun 13 15:51:14.045718 2021] [wsgi:error] [pid 2312:tid 2815] [remote 
> 172.17.51.252:8946] ipa: INFO: 401 Unauthorized: Major (851968): Unspecified 
> GSS failure.  Minor code may provide more information, Minor (2598844988): 
> KDC returned error string: PROCESS_TGS

Hi,

this looks similar to the issue discussed in
https://bugzilla.redhat.com/show_bug.cgi?id=1748072.

Please look at the latest comments in this ticket and check in AD the
encryption types attribute for the trusted domain object of the IPA
domain.

bye,
Sumit

> 
> In /var/log/krb5kdc.log
> Jun 13 15:51:13 freeipa-master.ipa.example.com krb5kdc[2256](info): AS_REQ (3 
> etypes {aes256-cts-hmac-sha1-96(18), aes128-cts-hmac-sha1-96(17), 
> DEPRECATED:arcfour-hmac(23)}) 172.17.252.121: REFERRAL: 
> aduser\@[email protected] for 
> krbtgt/[email protected], Realm not local to KDC
> 
> /etc/krb.conf
> includedir /etc/krb5.conf.d/
> includedir /var/lib/sss/pubconf/krb5.include.d/
> 
> [logging]
>  default = FILE:/var/log/krb5libs.log
>  kdc = FILE:/var/log/krb5kdc.log
>  admin_server = FILE:/var/log/kadmind.log
> 
> [libdefaults]
>  default_realm = IPA.EXAMPLE.COM
>  dns_lookup_realm = false
>  dns_lookup_kdc = true
>  rdns = false
>  ticket_lifetime = 24h
>  forwardable = true
>  udp_preference_limit = 0
>  default_ccache_name = KEYRING:persistent:%{uid}
>  default_tkt_enctypes = aes256-cts aes128-cts rc4-hmac arcfour-hmac-md5 
> des-cbc-md5 des-cbc-crc
> 
> [realms]
>  IPA.EXAMPLE.COM = {
>   kdc = freeipa-master.ipa.example.com:88
>   master_kdc = freeipa-master.ipa.example.com:88
>   admin_server = freeipa-master.ipa.example.com:749
>   default_domain = ipa.example.com
>   pkinit_anchors = FILE:/var/lib/ipa-client/pki/kdc-ca-bundle.pem
>   pkinit_pool = FILE:/var/lib/ipa-client/pki/ca-bundle.pem
>   auth_to_local = RULE:[1:$1@$0](^.*@EXAMPLE.COM$)s/@EXAMPLE.COM/@example.com/
>   auth_to_local = DEFAULT
> 
> }
> 
> [domain_realm]
>  .ipa.example.com = IPA.EXAMPLE.COM
>  ipa.example.com = IPA.EXAMPLE.COM
>  freeipa-master.ipa.example.com = IPA.EXAMPLE.COM
> 
> [dbmodules]
>   IPA.EXAMPLE.COM = {
>     db_library = ipadb.so
>   }
> 
> [plugins]
>  certauth = {
>   module = ipakdb:kdb/ipadb.so
>   enable_only = ipakdb
>  }
> 
> /etc/sssd/sssd.conf
> [domain/ipa.example.com]
> krb5_use_kdcinfo = False
> krb5_use_fast = never
> id_provider = ipa
> ipa_server_mode = True
> ipa_server = freeipa-master.ipa.example.com
> ipa_domain = ipa.example.com
> ipa_hostname = freeipa-master.ipa.example.com
> auth_provider = ipa
> chpass_provider = ipa
> access_provider = ipa
> cache_credentials = True
> ldap_tls_cacert = /etc/ipa/ca.crt
> krb5_store_password_if_offline = True
> [sssd]
> services = nss, pam, ifp, ssh, sudo
> 
> domains = ipa.example.com
> [nss]
> homedir_substring = /home
> memcache_timeout = 600
> 
> [pam]
> 
> [sudo]
> 
> [autofs]
> 
> [ssh]
> 
> [pac]
> 
> [ifp]
> allowed_uids = ipaapi, root
> 
> [secrets]
> 
> [session_recording]
> 
> I would be grateful for any help
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