aix5.3安装openssh报RSA key generation failed 求助

安装程序清单
openssl
openssl.9.8.600.tar.Z
openssh
openssh-4.7_5301.tar.Z


程序报错提示

#################################################

                                                           COMMAND STATUS

Command: failed        stdout: yes           stderr: no

Before command completion, additional instructions may appear below.

geninstall -I "a -cgNQqwXY -J"  -Z   -d /home/openssh -f File 2>&1

File:
    Ipenssh.base.server          4.7.0.5301


+-----------------------------------------------------------------------------+
                    Pre-installation Verification...
+-----------------------------------------------------------------------------+
Verifying selections...done
Verifying requisites...done
Results...

SUCCESSES
---------
  Filesets listed in this section passed pre-installation verification
  and will be installed.

  Selected Filesets
  -----------------
  openssh.base.server 4.7.0.5301              # Open Secure Shell Server

  << End of Success Section >>

FILESET STATISTICS
------------------
    1  Selected to be installed, of which:
        1  Passed pre-installation verification
  ----
    1  Total to be installed

+-----------------------------------------------------------------------------+
                         Installing Software...
+-----------------------------------------------------------------------------+

installp:  APPLYING software for:
        openssh.base.server 4.7.0.5301

RSA key generation failed
instal:  Failed while executing the ./openssh.base.server.post_i script.


0503-464 installp:  The installation has FAILED for the "root" part
        of the following filesets:
        openssh.base.server 4.7.0.5301

installp:  Cleaning up software for:
        openssh.base.server 4.7.0.5301

Finished processing all filesets.  (Total time:  2 secs).

+-----------------------------------------------------------------------------+
                                Summaries:
+-----------------------------------------------------------------------------+

Installation Summary
--------------------
Name                        Level           Part        Event       Result
-------------------------------------------------------------------------------
openssh.base.server         4.7.0.5301      ROOT        APPLY       FAILED
openssh.base.server         4.7.0.5301      ROOT        CLEANUP     SUCCESS