[Samba] samba 4.6.0 dc provisioning fails with exception

[Olaf Frączyk]

Hello,

I have a problem with samba provisioning as DC. CentOS 7, built from 
tarball using samba howto.

Below is the output. I would have filled bug report, but the "New 
Account" in bugzilla is not working also :(

[root at dc samba-4.6.0]# samba-tool domain provision --use-rfc2307 --realm 
navidom.office.navi.pl --domain NAVIDOM --server-role dc --adminpass 
DuDu778$$# --dns-backend SAMBA_INTERNAL
Looking up IPv4 addresses
Looking up IPv6 addresses
No IPv6 address will be assigned
Setting up share.ldb
Setting up secrets.ldb
Setting up the registry
Setting up the privileges database
Setting up idmap db
Setting up SAM db
Setting up sam.ldb partitions and settings
Setting up sam.ldb rootDSE
Pre-loading the Samba 4 and AD schema
Adding DomainDN: DC=navidom,DC=office,DC=navi,DC=pl
Adding configuration container
Setting up sam.ldb schema
Setting up sam.ldb configuration data
Setting up display specifiers
Modifying display specifiers
Adding users container
Modifying users container
Adding computers container
Modifying computers container
Setting up sam.ldb data
Setting up well known security principals
Setting up sam.ldb users and groups
ERROR(ldb): uncaught exception - operations error at 
../source4/dsdb/samdb/ldb_modules/password_hash.c:2820
   File 
"/usr/local/samba/lib64/python2.7/site-packages/samba/netcmd/__init__.py", 
line 176, in _run
     return self.run(*args, **kwargs)
   File 
"/usr/local/samba/lib64/python2.7/site-packages/samba/netcmd/domain.py", 
line 471, in run
     nosync=ldap_backend_nosync, ldap_dryrun_mode=ldap_dryrun_mode)
   File 
"/usr/local/samba/lib64/python2.7/site-packages/samba/provision/__init__.py", 
line 2175, in provision
     skip_sysvolacl=skip_sysvolacl)
   File 
"/usr/local/samba/lib64/python2.7/site-packages/samba/provision/__init__.py", 
line 1787, in provision_fill
     next_rid=next_rid, dc_rid=dc_rid)
   File 
"/usr/local/samba/lib64/python2.7/site-packages/samba/provision/__init__.py", 
line 1447, in fill_samdb
     "KRBTGTPASS_B64": b64encode(krbtgtpass.encode('utf-16-le'))
   File 
"/usr/local/samba/lib64/python2.7/site-packages/samba/provision/common.py", 
line 55, in setup_add_ldif
     ldb.add_ldif(data, controls)
   File 
"/usr/local/samba/lib64/python2.7/site-packages/samba/__init__.py", line 
225, in add_ldif
     self.add(msg, controls)

Best regards,

Olaf Frączyk