Solution : https://service.sap.com/sap/support/notes/1600903 (SAP Service marketplace login required)
Key words :
program cmdmainq starts, higher patch level, patch level lower, patch level 80, patch level 93, command apysidkrn, status line, termination occurs, iseries reason, memory overwrite
Related Notes :
1177123 | IBM i: Setting up a destroyed kernel library again |