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BMC IP pingable but not able to SSH- Unable to load host key :invalid format

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fas-systems
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HW
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Applies to

All ONTAP-based platforms using BMC except:

  • AFF A400
  • FAS 8700
  • FAS 8300

Issue

  • BMC is active and working.
  • BMC IP is pingable from the client.
  • SSH from client to BMC fails with the error "Connection Refused".
  • Able to connect to the console of the node and switch to BMC.
  • Error message after connecting to the console of the node and switching to BMC:

network: Secure Port is enabled for [ssh] with 22
BMC localhost> Unable to load host key "/etc/ssh/ssh_host_rsa_key": invalid format
Unable to load host key "/etc/ssh/ssh_host_rsa_key": invalid format
Unable to load host key: /etc/ssh/ssh_host_rsa_key
Unable to load host key "/etc/ssh/ssh_host_dsa_key": invalid format
Unable to load host key "/etc/ssh/ssh_host_dsa_key": invalid format
Unable to load host key: /etc/ssh/ssh_host_dsa_key
Unable to load host key "/etc/ssh/ssh_host_ecdsa_256_key": invalid format
Unable to load host key "/etc/ssh/ssh_host_ecdsa_256_key": invalid format
Unable to load host key: /etc/ssh/ssh_host_ecdsa_256_key
Unable to load host key "/etc/ssh/ssh_host_ecdsa_384_key": invalid format
Unable to load host key "/etc/ssh/ssh_host_ecdsa_384_key": invalid format
Unable to load host key: /etc/ssh/ssh_host_ecdsa_384_key
Unable to load host key "/etc/ssh/ssh_host_ecdsa_521_key": invalid format
Unable to load host key "/etc/ssh/ssh_host_ecdsa_521_key": invalid format
Unable to load host key: /etc/ssh/ssh_host_ecdsa_521_key
sshd: no hostkeys available -- exiting.

 

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