[Samba4 Alpha 18] kinit fails Panic internal Error

[BandlowK]

Hello,
i run kinit on my samba4 machine but i get following error.

root at pdc2:/var/lib/samba/private# kinit administrator at TESTDOM.CXX.INT
kinit: Cannot contact any KDC for realm 'TESTDOM.CXX.INT' while getting 
initial credentials

The Samba Process stops with Panic internal error

root at pdc2:~# samba -i -M single
samba version 4.0.0alpha18 started.
Copyright Andrew Tridgell and the Samba Team 1992-2012
samba: using 'single' process model
===============================================================
INTERNAL ERROR: Signal 11 in pid 942 (4.0.0alpha18)
Please read the Trouble-Shooting section of the Samba HOWTO
===============================================================
PANIC: internal error
Aborted




root at pdc2:/var/lib/samba/private# smbclient --version
Version 4.0.0alpha18


root at pdc2:/var/lib/samba/private# smbclient -L localhost -U%

         Sharename       Type       Comment
         ---------       ----       -------
         netlogon        Disk
         sysvol          Disk
         IPC$            IPC        IPC Service
REWRITE: list servers not implemented



root at pdc2:/var/lib/samba/private# smbclient //localhost/netlogon 
-Uadministrator%secretPassword
smb: \> ls
   .                                   D        0  Mon Mar 26 09:25:00 2012
   ..                                  D        0  Mon Mar 26 09:27:06 2012

                 2097152 blocks of size 512. 2097152 blocks available
smb: \>

root at pdc2:/var/lib/samba/private# host -t SRV _ldap._tcp.testdom.cxx.int
_ldap._tcp.testdom.cxx.int has SRV record 0 100 389 pdc2.testdom.cxx.int.




root at pdc2:/var/lib/samba/private# samba_dnsupdate --verbose
IPs: ['192.168.40.3']
Looking for DNS entry A testdom.cxx.int 192.168.40.3 as testdom.cxx.int.
Looking for DNS entry A pdc2.testdom.cxx.int 192.168.40.3 as 
pdc2.testdom.cxx.int.
Looking for DNS entry A gc._msdcs.testdom.cxx.int 192.168.40.3 as 
gc._msdcs.testdom.cxx.int.
Looking for DNS entry CNAME 
c9f93126-4332-4d17-b734-7c5f32a9d1dc._msdcs.testdom.cxx.int 
pdc2.testdom.cxx.int as 
c9f93126-4332-4d17-b734-7c5f32a9d1dc._msdcs.testdom.cxx.int.
Looking for DNS entry SRV _kpasswd._tcp.testdom.cxx.int 
pdc2.testdom.cxx.int 464 as _kpasswd._tcp.testdom.cxx.int.
Checking 0 100 464 pdc2.testdom.cxx.int. against SRV 
_kpasswd._tcp.testdom.cxx.int pdc2.testdom.cxx.int 464
Looking for DNS entry SRV _kpasswd._udp.testdom.cxx.int 
pdc2.testdom.cxx.int 464 as _kpasswd._udp.testdom.cxx.int.
Checking 0 100 464 pdc2.testdom.cxx.int. against SRV 
_kpasswd._udp.testdom.cxx.int pdc2.testdom.cxx.int 464
Looking for DNS entry SRV _kerberos._tcp.testdom.cxx.int 
pdc2.testdom.cxx.int 88 as _kerberos._tcp.testdom.cxx.int.
Checking 0 100 88 pdc2.testdom.cxx.int. against SRV 
_kerberos._tcp.testdom.cxx.int pdc2.testdom.cxx.int 88
Looking for DNS entry SRV _kerberos._tcp.dc._msdcs.testdom.cxx.int 
pdc2.testdom.cxx.int 88 as _kerberos._tcp.dc._msdcs.testdom.cxx.int.
Checking 0 100 88 pdc2.testdom.cxx.int. against SRV 
_kerberos._tcp.dc._msdcs.testdom.cxx.int pdc2.testdom.cxx.int 88
Looking for DNS entry SRV 
_kerberos._tcp.default-first-site-name._sites.testdom.cxx.int 
pdc2.testdom.cxx.int 88 as 
_kerberos._tcp.default-first-site-name._sites.testdom.cxx.int.
Checking 0 100 88 pdc2.testdom.cxx.int. against SRV 
_kerberos._tcp.default-first-site-name._sites.testdom.cxx.int 
pdc2.testdom.cxx.int 88
Looking for DNS entry SRV 
_kerberos._tcp.default-first-site-name._sites.dc._msdcs.testdom.cxx.int 
pdc2.testdom.cxx.int 88 as 
_kerberos._tcp.default-first-site-name._sites.dc._msdcs.testdom.cxx.int.
Checking 0 100 88 pdc2.testdom.cxx.int. against SRV 
_kerberos._tcp.default-first-site-name._sites.dc._msdcs.testdom.cxx.int 
pdc2.testdom.cxx.int 88
Looking for DNS entry SRV _kerberos._udp.testdom.cxx.int 
pdc2.testdom.cxx.int 88 as _kerberos._udp.testdom.cxx.int.
Checking 0 100 88 pdc2.testdom.cxx.int. against SRV 
_kerberos._udp.testdom.cxx.int pdc2.testdom.cxx.int 88
Looking for DNS entry SRV _ldap._tcp.testdom.cxx.int 
pdc2.testdom.cxx.int 389 as _ldap._tcp.testdom.cxx.int.
Checking 0 100 389 pdc2.testdom.cxx.int. against SRV 
_ldap._tcp.testdom.cxx.int pdc2.testdom.cxx.int 389
Looking for DNS entry SRV _ldap._tcp.dc._msdcs.testdom.cxx.int 
pdc2.testdom.cxx.int 389 as _ldap._tcp.dc._msdcs.testdom.cxx.int.
Checking 0 100 389 pdc2.testdom.cxx.int. against SRV 
_ldap._tcp.dc._msdcs.testdom.cxx.int pdc2.testdom.cxx.int 389
Looking for DNS entry SRV _ldap._tcp.gc._msdcs.testdom.cxx.int 
pdc2.testdom.cxx.int 3268 as _ldap._tcp.gc._msdcs.testdom.cxx.int.
Checking 0 100 3268 pdc2.testdom.cxx.int. against SRV 
_ldap._tcp.gc._msdcs.testdom.cxx.int pdc2.testdom.cxx.int 3268
Looking for DNS entry SRV _ldap._tcp.pdc._msdcs.testdom.cxx.int 
pdc2.testdom.cxx.int 389 as _ldap._tcp.pdc._msdcs.testdom.cxx.int.
Checking 0 100 389 pdc2.testdom.cxx.int. against SRV 
_ldap._tcp.pdc._msdcs.testdom.cxx.int pdc2.testdom.cxx.int 389
Looking for DNS entry SRV 
_ldap._tcp.default-first-site-name._sites.testdom.cxx.int 
pdc2.testdom.cxx.int 389 as 
_ldap._tcp.default-first-site-name._sites.testdom.cxx.int.
Checking 0 100 389 pdc2.testdom.cxx.int. against SRV 
_ldap._tcp.default-first-site-name._sites.testdom.cxx.int 
pdc2.testdom.cxx.int 389
Looking for DNS entry SRV 
_ldap._tcp.default-first-site-name._sites.dc._msdcs.testdom.cxx.int 
pdc2.testdom.cxx.int 389 as 
_ldap._tcp.default-first-site-name._sites.dc._msdcs.testdom.cxx.int.
Checking 0 100 389 pdc2.testdom.cxx.int. against SRV 
_ldap._tcp.default-first-site-name._sites.dc._msdcs.testdom.cxx.int 
pdc2.testdom.cxx.int 389
Looking for DNS entry SRV 
_ldap._tcp.default-first-site-name._sites.gc._msdcs.testdom.cxx.int 
pdc2.testdom.cxx.int 3268 as 
_ldap._tcp.default-first-site-name._sites.gc._msdcs.testdom.cxx.int.
Checking 0 100 3268 pdc2.testdom.cxx.int. against SRV 
_ldap._tcp.default-first-site-name._sites.gc._msdcs.testdom.cxx.int 
pdc2.testdom.cxx.int 3268
Looking for DNS entry SRV 
_ldap._tcp.9d9c5389-c368-46ed-ad4e-7dbdea7650de.domains._msdcs.testdom.cxx.int 
pdc2.testdom.cxx.int 389 as 
_ldap._tcp.9d9c5389-c368-46ed-ad4e-7dbdea7650de.domains._msdcs.testdom.cxx.int.
Checking 0 100 389 pdc2.testdom.cxx.int. against SRV 
_ldap._tcp.9d9c5389-c368-46ed-ad4e-7dbdea7650de.domains._msdcs.testdom.cxx.int 
pdc2.testdom.cxx.int 389
Looking for DNS entry SRV _gc._tcp.testdom.cxx.int pdc2.testdom.cxx.int 
3268 as _gc._tcp.testdom.cxx.int.
Checking 0 100 3268 pdc2.testdom.cxx.int. against SRV 
_gc._tcp.testdom.cxx.int pdc2.testdom.cxx.int 3268
Looking for DNS entry SRV 
_gc._tcp.default-first-site-name._sites.testdom.cxx.int 
pdc2.testdom.cxx.int 3268 as 
_gc._tcp.default-first-site-name._sites.testdom.cxx.int.
Checking 0 100 3268 pdc2.testdom.cxx.int. against SRV 
_gc._tcp.default-first-site-name._sites.testdom.cxx.int 
pdc2.testdom.cxx.int 3268
No DNS updates needed