Running Detector (PDT) collections with PE'd PTF LU02944 applied, extra elements are placed in the FRR stack eventually causing an S0D5 abend with the Db2 address space terminating.
PE'd PTF LU02944.
Release : 20.0
Component : Detector for DB2 for z/OS
PTF LU03461 (Hyper) fixes PE'd PTF LU02944, resolving this problem condition of DB2 crashing due to the FRR stack reaching capacity limit.