Description of problem:
RHEV-H back to login screen after register to RHN and can't login.
After the reboot, go back to RHN menu, drop back to login screen again. 

Version-Release number of selected component (if applicable):
rhev-hypervisor6-6.2-20120207.0.el6_2

How reproducible:
100%

Steps to Reproduce:
1. Install RHEV-H.
2. Enter Red Hat Network menu.
3. Register RHEV-H to RHN.
  
Actual results:
1. Register to RHN can successful, but RHEV-H back to login screen after register to RHN.
2. User can't login RHEV-H with correct user name and password until reboot.
3. After the reboot, go back to RHN page, drop back to login screen again. 
4. If delete the system info from RHN website (https://rhn.redhat.com), RHEV-H can back to RHN menu without error.

ovirt.log
===================================
{'disallowConfChanges': 'sslCACert;serverURL;disallowConfChanges;noReboot;', 'networkRetries': '1', 'enableProxy': '0', 'serverURL': 'https://xmlrpc.rhn.redhat.com/XMLRPC', 'proxyPassword': '', 'proxyUser': '', 'versionOverride': '', 'sslCACert': '/usr/share/rhn/RHNS-CA-CERT', 'debug': '0', 'httpProxy': '', 'systemIdPath': '/etc/sysconfig/rhn/systemid', 'enableProxyAuth': '0', 'noReboot': '0'}Registering to RHN account.....
['/usr/sbin/rhnreg_ks', '--username', 'qa', '--password', 'XXXXXXXX', '--novirtinfo', '--norhnsd', '--nopackages', '--force']
Warning: yum-rhn-plugin is not present, could not enable it.
/etc/sysconfig/rhn/up2date
File already persisted: /etc/sysconfig/rhn/up2date

/etc/sysconfig/rhn/up2date Already persisted

File persisted


Successfully persisted: /etc/sysconfig/rhn/systemid
System  sucessfully registered to 
current page: 15
{'disallowConfChanges': 'sslCACert;serverURL;disallowConfChanges;noReboot;', 'networkRetries': '1', 'enableProxy': '0', 'serverURL': 'https://xmlrpc.rhn.redhat.com/XMLRPC', 'proxyPassword': '', 'proxyUser': '', 'versionOverride': '', 'sslCACert': '/usr/share/rhn/RHNS-CA-CERT', 'debug': '0', 'httpProxy': '', 'systemIdPath': '/etc/sysconfig/rhn/systemid', 'enableProxyAuth': '0', 'noReboot': '0'}checking for lockfile
current page: 1
eth0
unable to determine ip/netmask from: 
bond0
unable to determine ip/netmask from: 
bond1
unable to determine ip/netmask from: 
bond2
unable to determine ip/netmask from: 
bond3
unable to determine ip/netmask from: 
bond4
unable to determine ip/netmask from: 
breth0
unable to determine ip/netmask from: 
lo
breth0:  dhcp   10.66.11.130 

{'breth0': ('10.66.11.130', '')}Hardware virtualization detected


Expected results:
RHEV-H register to RHN can work normally without error.

Additional info: