This is gone to NetApp engineering to resolve . Something to do with "file clone split" and a split load that hasn't completed. The issue is only seen with volumes on a particular node. See below.
cluster0001::*> file clone split load show
Node Max Current Token Allowable
Split Load Split Load Reserved Load Split Load
------------------------------- ---------- ---------- ------------- ----------
node0101 54.84TB 0B 0B 54.84TB
node0102 54.84TB 0B 0B 54.84TB
node0103 54.84TB 0B 0B 54.84TB
node0104 54.84TB 0B 0B 54.84TB
node0105 109.7TB 0B 0B 109.7TB
node0106 109.7TB 28.66TB 0B 81.03TB <<<<<<<<<<<<<<<<<< problem here
node0107 54.84TB 0B 0B 54.84TB
node0108 54.84TB 0B 0B 54.84TB
node0109 109.7TB 0B 0B 109.7TB
node0110 109.7TB 0B 0B 109.7TB
node0111 109.7TB 0B 0B 109.7TB
node0112 109.7TB 0B 0B 109.7TB
12 entries were displayed.