-fatal: userauth_pubkey: parse request failed: incomplete message \[preauth\]
-error: userauth_pubkey: could not parse key: Invalid key length \[preauth\]
+(error|fatal): userauth_pubkey: (parse request failed:|could not parse key:|cannot decode key:|parse publickey packet:) .*
+fatal: monitor_read: unpermitted request .*
+error: key_from_blob: invalid format \[preauth\]