Some of the guest agent commands that used to block in the past now time out after 5 seconds. This causes problems for long running tasks like fsfreeze.
The bug is verified according to https://bugzilla.redhat.com/show_bug.cgi?id=1613514#c75, fsfreeze didn't fail after 5 seconds, it took 1 minute to finish successfully.
This bugzilla is included in oVirt 4.4.3 release, published on November 10th 2020. Since the problem described in this bug report should be resolved in oVirt 4.4.3 release, it has been closed with a resolution of CURRENT RELEASE. If the solution does not work for you, please open a new bug report.