After installing a new update for RHVH 4.1 Hosts it fail to reboot

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Issue

After updating a RHV Host with RHVH 4.1 installed, everything seems fine from yum. But when the Host is rebooted, using the new version would cause a boot loop.
Choosing an older version of kernel the Host boots fine.

Environment

Red Hat Virtualization Host 4.1

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