The TLMS scratch pool is rejecting output volumes.
IEC501A M xxx,PRIVAT,SL,COMP,BACKUP
CTS002 IEC501A M xxxx,HI.BACKUP
CAT9040I 001111 ON xxxx REJECTED BY CA TLMS
CAT9047I VOLUME IS NOT IN DATA SET'S RESTRICTED POOL
Release : 12.6 14.0
It looks to be a valid reject of the volume. Volser 001111 is not part of the TLMS sub-pool for this dataset. The mount is being processed by the StorageTek ELS.
The incorrect volser being mounted has been fixed via STK PTF:
StorageTek ELS software version 7.3.0, PTF L1H18V7.