Bug#728391: Acknowledgement (No diagnostic for missing private key file (!))
Sorry, I see I forgot to append my transcript demonstrating the bug.
Here it is.
Ian.
zealot:~> ssh -vt ijackson@tunnel.chiark.greenend.org.uk date
OpenSSH_6.0p1 Debian-4, OpenSSL 1.0.1e 11 Feb 2013
debug1: Reading configuration data /home/ian/.ssh/config
debug1: Reading configuration data /etc/ssh/ssh_config
debug1: /etc/ssh/ssh_config line 19: Applying options for *
debug1: Connecting to tunnel.chiark.greenend.org.uk [172.31.80.8] port 22.
debug1: Connection established.
debug1: identity file /home/ian/.ssh/id_rsa type 1
debug1: Checking blacklist file /usr/share/ssh/blacklist.RSA-2048
debug1: Checking blacklist file /etc/ssh/blacklist.RSA-2048
debug1: identity file /home/ian/.ssh/id_rsa-cert type -1
debug1: identity file /home/ian/.ssh/id_dsa type -1
debug1: identity file /home/ian/.ssh/id_dsa-cert type -1
debug1: identity file /home/ian/.ssh/id_ecdsa type -1
debug1: identity file /home/ian/.ssh/id_ecdsa-cert type -1
debug1: Remote protocol version 1.99, remote software version OpenSSH_5.5p1 Debian-6+squeeze3
debug1: match: OpenSSH_5.5p1 Debian-6+squeeze3 pat OpenSSH_5*
debug1: Enabling compatibility mode for protocol 2.0
debug1: Local version string SSH-2.0-OpenSSH_6.0p1 Debian-4
debug1: SSH2_MSG_KEXINIT sent
debug1: SSH2_MSG_KEXINIT received
debug1: kex: server->client aes128-ctr hmac-md5 none
debug1: kex: client->server aes128-ctr hmac-md5 none
debug1: SSH2_MSG_KEX_DH_GEX_REQUEST(1024<1024<8192) sent
debug1: expecting SSH2_MSG_KEX_DH_GEX_GROUP
debug1: SSH2_MSG_KEX_DH_GEX_INIT sent
debug1: expecting SSH2_MSG_KEX_DH_GEX_REPLY
debug1: Server host key: RSA d9:9a:1d:0d:59:8a:41:49:6d:de:16:47:94:e7:fa:0a
debug1: Host 'tunnel.chiark.greenend.org.uk' is known and matches the RSA host key.
debug1: Found key in /home/ian/.ssh/known_hosts:66
debug1: ssh_rsa_verify: signature correct
debug1: SSH2_MSG_NEWKEYS sent
debug1: expecting SSH2_MSG_NEWKEYS
debug1: SSH2_MSG_NEWKEYS received
debug1: Roaming not allowed by server
debug1: SSH2_MSG_SERVICE_REQUEST sent
debug1: SSH2_MSG_SERVICE_ACCEPT received
debug1: Authentications that can continue: publickey,password,keyboard-interactive,hostbased
debug1: Next authentication method: publickey
debug1: Offering RSA public key: /home/ian/.ssh/id_rsa
debug1: Server accepts key: pkalg ssh-rsa blen 279
debug1: read PEM private key done: type RSA
debug1: Authentication succeeded (publickey).
Authenticated to tunnel.chiark.greenend.org.uk ([172.31.80.8]:22).
debug1: channel 0: new [client-session]
debug1: Requesting no-more-sessions@openssh.com
debug1: Entering interactive session.
debug1: Remote: Forced command.
debug1: Remote: Forced command.
debug1: Sending environment.
debug1: Sending env LANG = C
debug1: Sending command: date
debug1: client_input_channel_req: channel 0 rtype exit-status reply 0
debug1: client_input_channel_req: channel 0 rtype eow@openssh.com reply 0
Thu Oct 31 16:20:55 GMT 2013
debug1: channel 0: free: client-session, nchannels 1
Connection to tunnel.chiark.greenend.org.uk closed.
Transferred: sent 3072, received 2184 bytes, in 0.1 seconds
Bytes per second: sent 29431.7, received 20924.1
debug1: Exit status 0
zealot:~> mv .ssh/id_rsa .ssh/id_rsa-aside
zealot:~> ssh -vt ijackson@tunnel.chiark.greenend.org.uk date
OpenSSH_6.0p1 Debian-4, OpenSSL 1.0.1e 11 Feb 2013
debug1: Reading configuration data /home/ian/.ssh/config
debug1: Reading configuration data /etc/ssh/ssh_config
debug1: /etc/ssh/ssh_config line 19: Applying options for *
debug1: Connecting to tunnel.chiark.greenend.org.uk [172.31.80.8] port 22.
debug1: Connection established.
debug1: identity file /home/ian/.ssh/id_rsa type 1
debug1: Checking blacklist file /usr/share/ssh/blacklist.RSA-2048
debug1: Checking blacklist file /etc/ssh/blacklist.RSA-2048
debug1: identity file /home/ian/.ssh/id_rsa-cert type -1
debug1: identity file /home/ian/.ssh/id_dsa type -1
debug1: identity file /home/ian/.ssh/id_dsa-cert type -1
debug1: identity file /home/ian/.ssh/id_ecdsa type -1
debug1: identity file /home/ian/.ssh/id_ecdsa-cert type -1
debug1: Remote protocol version 1.99, remote software version OpenSSH_5.5p1 Debian-6+squeeze3
debug1: match: OpenSSH_5.5p1 Debian-6+squeeze3 pat OpenSSH_5*
debug1: Enabling compatibility mode for protocol 2.0
debug1: Local version string SSH-2.0-OpenSSH_6.0p1 Debian-4
debug1: SSH2_MSG_KEXINIT sent
debug1: SSH2_MSG_KEXINIT received
debug1: kex: server->client aes128-ctr hmac-md5 none
debug1: kex: client->server aes128-ctr hmac-md5 none
debug1: SSH2_MSG_KEX_DH_GEX_REQUEST(1024<1024<8192) sent
debug1: expecting SSH2_MSG_KEX_DH_GEX_GROUP
debug1: SSH2_MSG_KEX_DH_GEX_INIT sent
debug1: expecting SSH2_MSG_KEX_DH_GEX_REPLY
debug1: Server host key: RSA d9:9a:1d:0d:59:8a:41:49:6d:de:16:47:94:e7:fa:0a
debug1: Host 'tunnel.chiark.greenend.org.uk' is known and matches the RSA host key.
debug1: Found key in /home/ian/.ssh/known_hosts:66
debug1: ssh_rsa_verify: signature correct
debug1: SSH2_MSG_NEWKEYS sent
debug1: expecting SSH2_MSG_NEWKEYS
debug1: SSH2_MSG_NEWKEYS received
debug1: Roaming not allowed by server
debug1: SSH2_MSG_SERVICE_REQUEST sent
debug1: SSH2_MSG_SERVICE_ACCEPT received
debug1: Authentications that can continue: publickey,password,keyboard-interactive,hostbased
debug1: Next authentication method: publickey
debug1: Offering RSA public key: /home/ian/.ssh/id_rsa
debug1: Server accepts key: pkalg ssh-rsa blen 279
debug1: Trying private key: /home/ian/.ssh/id_dsa
debug1: Trying private key: /home/ian/.ssh/id_ecdsa
debug1: Next authentication method: keyboard-interactive
Password: ^C
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