Solution : https://service.sap.com/sap/support/notes/725067 (SAP Service marketplace login required)
Key words : 
ksedmp ksfdmp kgeriv kgesiv kgesic1 kgherror kghrst ksudlc ksupop - ora-00600 [kghgethpsz1], ksedmp ksfdmp kgerinv kgesinv kgesin kgherror kgh_heap_sizes solution, ziplinux ia64   /oracle/oracle 64-bit/oracle 9, oracle 64-bit /oracle/oracle 64-bit/oracle 9, oracle 64-bit   /oracle/oracle 64-bit/oracle 9, oracle 32-bit    /oracle/oracle 32-bit/oracle 9, oracle 64-bit    /oracle/oracle 64-bit/oracle 9, ksmarfg kghgex kghfnd kghalo kghgexbug 3598997, 64-bit   /oracle/oracle 64-bit/oracle 9, workarea_size_policy = autoand    pga_aggregate_target ist aktiv
Related Notes : 
       
| 619876 | Oracle9i: Automatic PGA Memory Management |