TSSEXEC9 gets an S806 abend
When and under what circumstances does TSSEXEC9 get invoked to issue an S806 abend?
TSSEXEC9 gets involved when there is a failed program check of some sort.
The abend in TSSEXEC9 will usually be related to program checks or Command Failures.
The S806 is issued from TSSEXEC9 to prevent unauthorized access to further programs.