ssh接続はできているのにscpコマンドのファイル転送ができない

ssh接続はできているのですが、scpコマンドのファイル転送ができずに困っております。エラーの内容は以下の通りで、

Permission denied (publickey,gssapi-keyex,gssapi-with-mic).
lost connection

-vvvオプションを利用してscpの実行ログを確認すると、

...
（一部省略）
...
debug1: Host 'svr05' is known and matches the RSA host key.
debug1: Found key in /home/xxx/.ssh/known_hosts:1
debug2: bits set: 1038/2048
debug1: ssh_rsa_verify: signature correct
debug2: kex_derive_keys
debug2: set_newkeys: mode 1
debug1: SSH2_MSG_NEWKEYS sent
debug1: expecting SSH2_MSG_NEWKEYS
debug3: Wrote 16 bytes for a total of 1197
debug2: set_newkeys: mode 0
debug1: SSH2_MSG_NEWKEYS received
debug1: SSH2_MSG_SERVICE_REQUEST sent
debug3: Wrote 52 bytes for a total of 1249
debug2: service_accept: ssh-userauth
debug1: SSH2_MSG_SERVICE_ACCEPT received
debug2: key: /home/xxx/.ssh/identity ((nil))
debug2: key: /home/xxx/.ssh/id_rsa ((nil))
debug2: key: /home/xxx/.ssh/id_dsa ((nil))
debug2: key: /home/xxx/.ssh/id_ecdsa ((nil))
debug3: Wrote 68 bytes for a total of 1317
debug1: Authentications that can continue: publickey,gssapi-keyex,gssapi-with-mic
debug3: start over, passed a different list publickey,gssapi-keyex,gssapi-with-mic
debug3: preferred gssapi-keyex,gssapi-with-mic,publickey,keyboard-interactive,password
debug3: authmethod_lookup gssapi-keyex
debug3: remaining preferred: gssapi-with-mic,publickey,keyboard-interactive,password
debug3: authmethod_is_enabled gssapi-keyex
debug1: Next authentication method: gssapi-keyex
debug1: No valid Key exchange context
debug2: we did not send a packet, disable method
debug3: authmethod_lookup gssapi-with-mic
debug3: remaining preferred: publickey,keyboard-interactive,password
debug3: authmethod_is_enabled gssapi-with-mic
debug1: Next authentication method: gssapi-with-mic
debug3: Trying to reverse map address 130.158.76.6.
debug1: Unspecified GSS failure.  Minor code may provide more information
Credentials cache file '/tmp/krb5cc_52008' not found

debug1: Unspecified GSS failure.  Minor code may provide more information
Credentials cache file '/tmp/krb5cc_52008' not found

debug2: we did not send a packet, disable method
debug3: authmethod_lookup publickey
debug3: remaining preferred: keyboard-interactive,password
debug3: authmethod_is_enabled publickey
debug1: Next authentication method: publickey
debug1: Trying private key: /home/xxx/.ssh/identity
debug3: no such identity: /home/xxx/.ssh/identity
debug1: Trying private key: /home/xxx/.ssh/id_rsa
debug3: no such identity: /home/xxx/.ssh/id_rsa
debug1: Trying private key: /home/xxx/.ssh/id_dsa
debug3: no such identity: /home/xxx/.ssh/id_dsa
debug1: Trying private key: /home/xxx/.ssh/id_ecdsa
debug3: no such identity: /home/xxx/.ssh/id_ecdsa
debug2: we did not send a packet, disable method
debug1: No more authentication methods to try.

という出力がありました。ログを見ても原因がよく分からないのですが、解決方法や確認すべき事をご存知の方はいらっしゃいますか？