ORA-07445 dispatcher

dispatcher 'D000' encountered error getting listening address
Fri Oct  6 09:23:20 2017
Errors in file /oracle/product/admin/xxxxx/bdump/xxxxxxxx_ora_8944.trc:
ORA-07445: exception encountered: core dump [kslgetl()+352] [SIGSEGV] [Invalid permissions for mapped object] [0x0000001D8] [] []
ORA-00108: failed to set up dispatcher to accept connection asynchronously
Fri Oct  6 09:23:23 2017
found dead dispatcher 'D000', pid = (36, 215)
Fri Oct  6 09:23:23 2017

Si revisamos el .trc

Oracle Database 10g Enterprise Edition Release 10.2.0.4.0 - 64bit Production
With the Partitioning, OLAP, Data Mining and Real Application Testing options
ORACLE_HOME = /oracle/product/10.2
System name:    HP-UX
Node name:      xxxx
Release:        B.11.31
Version:        U
Machine:        ia64
Instance name: xxxxx
Redo thread mounted by this instance: 1
Oracle process number: 0
Unix process pid: 8944, image: xracle@xx

Ioctl ASYNC_CONFIG error, errno = 1
Warning: keltnfy call to ldmInit failed with error 46
*** 2017-10-06 07:23:05.941
network error encountered getting listening address:
  NS Primary Error: TNS-12533: TNS:illegal ADDRESS parameters
  NS Secondary Error: TNS-12560: TNS:protocol adapter error
  NT Generic Error: TNS-00503: Illegal ADDRESS parameters
OPIRIP: Uncaught error 108. Error stack:
ORA-00108: failed to set up dispatcher to accept connection asynchronously
Exception signal: 11 (SIGSEGV), code: 2 (Invalid permissions for mapped object), addr: 0x1d8, PC: [0x4000000002e30480, kslget

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Solucion:
Revisar el archivo /etc/hosts
y confirmar que el ip y hostname de nuestra maquina se encuentra definido y si esta correcto