[Freeipa-users] krb5-server-1.9-33.el6_3.3.x86_64 prevents named from starting when selinux is enforcing

[Rob Crittenden]

Sigbjorn Lie wrote:
> Hi,
>
> I noticed an updated krb5-server package today advertising that it's
> fixing the issue with slow GSSAPI binds discussed earlier, so I
> installed it in my test environment, set SElinux back to enforcing in
> /etc/sysconfig/selinux and rebooted.
>
> The named daemon does not start now. The error below was logged in
> /var/log/messages:
>
> Sep 19 21:54:46 ipa01 named[3712]: GSSAPI Error: Unspecified GSS
> failure.  Minor code may provide more information (KDC returned error
> string: PROCESS_TGS)
>
> I am able to start named after setting SElinux in permissive mode
> (setenforce 0).
>
> Then to verify: I stop all IPA services (ipactl stop), reenabled selinux
> (setenforce 1), and start the IPA services (ipactl start). A new error
> is logged in /var/log/messages:
>
> Sep 19 22:00:49 ipa01 named[5918]: bind to LDAP server failed: Invalid
> credentials
> Sep 19 22:00:49 ipa01 named[5918]: loading configuration: permission denied
> Sep 19 22:00:49 ipa01 named[5918]: exiting (due to fatal error)
>
>
>  From the /var/log/krb5kdc.log:
> Sep 19 21:54:46 ipa01.ix.test.com krb5kdc[3681](info): TGS_REQ (4 etypes
> {18 17 16 23}) 192.168.210.20: PROCESS_TGS: authtime 0, <unknown client>
> for <unknown server>, Cannot create replay cache file /var/tmp/krbtgt_0:
> File exists
> Sep 19 21:54:46 ipa01.ix.test.com krb5kdc[3681](info): TGS_REQ (4 etypes
> {18 17 16 23}) 192.168.210.20: PROCESS_TGS: authtime 0, <unknown client>
> for <unknown server>, Cannot create replay cache file /var/tmp/krbtgt_0:
> File exists
> Sep 19 21:54:46 ipa01.ix.test.com krb5kdc[3681](info): AS_REQ (4 etypes
> {18 17 16 23}) 192.168.210.20: NEEDED_PREAUTH:
> DNS/ipa01.ix.test.com at IX.TEST.COM for krbtgt/IX.TEST.COM at IX.TEST.COM,
> Additional pre-authentication required
> Sep 19 21:54:46 ipa01.ix.test.com krb5kdc[3681](info): AS_REQ (4 etypes
> {18 17 16 23}) 192.168.210.20: ISSUE: authtime 1348084486, etypes
> {rep=18 tkt=18 ses=18}, DNS/ipa01.ix.test.com at IX.TEST.COM for
> krbtgt/IX.TEST.COM at IX.TEST.COM
>
> /var/named/data/named.run logged nothing.
>
>
>
> Any suggestions for how to troubleshoot this issue?

Pure guess, but:

restorecon /var/tmp/krbtgt_0

rob