FYI, there was an e-mail sent out to those subscribed, there are some ZFS issues addressed in 6.5.2:
-Veritas NetBackup Server / Enterprise Server: 6.5 and
6.5.1, Solaris 10
clients where Zeta file system (zfs) partitions are
mounted
For a description of the issue, complete details, and our
recommendations, please visit the following reference
document:
http://entsupport.symantec.com/docs/303000
-Tim