Re: ^C doesnt work on ssh session

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Hi Darren, I m sending sshd logs : any suggestion/hint please ...

/usr/bin/sshd -ddd -p 2024 -f /etc/ssh/sshd_config  -h /etc/ssh_key
debug2: load_server_config: filename /etc/ssh/sshd_config
debug2: load_server_config: done config len = 764
debug2: parse_server_config: config /etc/ssh/sshd_config len 764
debug3: /etc/ssh/sshd_config:2 setting Port 22
debug3: /etc/ssh/sshd_config:3 setting Protocol 2
debug3: /etc/ssh/sshd_config:4 setting HostKey /etc/ssh/ssh_host_key
debug3: /etc/ssh/sshd_config:5 setting HostKey /etc/ssh/ssh_host_rsa_key
debug3: /etc/ssh/sshd_config:6 setting MACs hmac-sha1-etm@xxxxxxxxxxx,
hmac-sha2-256-etm@xxxxxxxxxxx,hmac-sha2-512-etm@xxxxxxxxxxx,
hmac-ripemd160-etm@xxxxxxxxxxx
,hmac-sha1,hmac-sha2-256,hmac-sha2-512,hmac-ripemd160,
hmac-ripemd160@xxxxxxxxxxx
debug3: macs ok: [hmac-sha1-etm@xxxxxxxxxxx,hmac-sha2-256-etm@xxxxxxxxxxx,
hmac-sha2-512-etm@xxxxxxxxxxx,hmac-ripemd160-etm@xxxxxxxxxxx
,hmac-sha1,hmac-sha2-256,hmac-sha2-512,hmac-ripemd160,
hmac-ripemd160@xxxxxxxxxxx]
debug3: /etc/ssh/sshd_config:7 setting Ciphers
aes128-ctr,aes192-ctr,aes256-ctr
debug3: ciphers ok: [aes128-ctr,aes192-ctr,aes256-ctr]
debug3: /etc/ssh/sshd_config:8 setting AllowUsers root
debug3: /etc/ssh/sshd_config:10 setting AuthorizedKeysFile
.ssh/authorized_keys
debug3: /etc/ssh/sshd_config:11 setting PermitEmptyPasswords yes
debug3: /etc/ssh/sshd_config:12 setting PasswordAuthentication yes
debug3: /etc/ssh/sshd_config:13 setting ChallengeResponseAuthentication no
debug3: /etc/ssh/sshd_config:14 setting AllowAgentForwarding no
debug3: /etc/ssh/sshd_config:15 setting GatewayPorts no
debug3: /etc/ssh/sshd_config:16 setting X11Forwarding no
debug3: /etc/ssh/sshd_config:17 setting TCPKeepAlive yes
debug3: /etc/ssh/sshd_config:18 setting PidFile /tmp/sshd.pid
debug3: /etc/ssh/sshd_config:19 setting UsePrivilegeSeparation no
debug3: /etc/ssh/sshd_config:20 setting ClientAliveInterval 15
debug3: /etc/ssh/sshd_config:21 setting ClientAliveCountMax 3
debug3: /etc/ssh/sshd_config:22 setting MaxStartups 25
debug3: /etc/ssh/sshd_config:23 setting PermitTunnel no
debug3: /etc/ssh/sshd_config:24 setting DenyPortFwd 127.0.0.0/8
debug1:  Deny port forwarding to host 127.0.0.0/8
debug3: /etc/ssh/sshd_config:25 setting Subsystem sftp
 /usr/libexec/sftp-server
debug1: sshd version OpenSSH_6.6, OpenSSL 1.0.1h 5 Jun 2014
debug3: Incorrect RSA1 identifier
debug1: key_parse_private2: missing begin marker
debug1: read PEM private key done: type RSA
debug3: Incorrect RSA1 identifier
debug3: Could not load "/etc/ssh_key" as a RSA1 public key
debug1: private host key: #0 type 1 RSA
debug1: could not open key file '/etc/ssh/ssh_host_key': No such file or
directory
Could not load host key: /etc/ssh/ssh_host_key
debug1: could not open key file '/etc/ssh/ssh_host_rsa_key': No such file
or directory
Could not load host key: /etc/ssh/ssh_host_rsa_key
debug1: rexec_argv[0]='/usr/bin/sshd'
debug1: rexec_argv[1]='-ddd'
debug1: rexec_argv[2]='-p'
debug1: rexec_argv[3]='2024'
debug1: rexec_argv[4]='-f'
debug1: rexec_argv[5]='/etc/ssh/sshd_config'
debug1: rexec_argv[6]='-h'
debug1: rexec_argv[7]='/etc/ssh_key'
debug3: oom_adjust_setup
Set /proc/self/oom_score_adj from 0 to -1000
debug2: fd 3 setting O_NONBLOCK
debug1: Bind to port 2024 on 0.0.0.0.
Server listening on 0.0.0.0 port 2024.
debug2: fd 4 setting O_NONBLOCK
debug3: sock_set_v6only: set socket 4 IPV6_V6ONLY
debug1: Bind to port 2024 on ::.
Server listening on :: port 2024.




















debug3: fd 5 is not O_NONBLOCK
debug1: Server will not fork when running in debugging mode.
debug3: send_rexec_state: entering fd = 8 config len 764
debug3: ssh_msg_send: type 0
debug3: send_rexec_state: done
debug1: rexec start in 5 out 5 newsock 5 pipe -1 sock 8
debug1: inetd sockets after dupping: 3, 3
Connection from 10.220.82.17 port 52586 on 10.100.212.166 port 2024
debug1: Client protocol version 2.0; client software version OpenSSH_5.3
debug1: match: OpenSSH_5.3 pat OpenSSH_5* compat 0x0c000000
debug1: Enabling compatibility mode for protocol 2.0
debug1: Local version string SSH-2.0-OpenSSH_6.6
debug2: fd 3 setting O_NONBLOCK
debug1: list_hostkey_types: ssh-rsa
debug1: SSH2_MSG_KEXINIT sent
debug1: SSH2_MSG_KEXINIT received
debug2: kex_parse_kexinit: curve25519-sha256@xxxxxxxxxx
,ecdh-sha2-nistp256,ecdh-sha2-nistp384,ecdh-sha2-nistp521,diffie-hellman-group-exchange-sha256,diffie-hellman-group-exchange-sha1,diffie-hellman-group14-sha1,diffie-hellman-group1-sha1
debug2: kex_parse_kexinit: ssh-rsa
debug2: kex_parse_kexinit: aes128-ctr,aes192-ctr,aes256-ctr
debug2: kex_parse_kexinit: aes128-ctr,aes192-ctr,aes256-ctr
debug2: kex_parse_kexinit: hmac-sha1-etm@xxxxxxxxxxx,
hmac-sha2-256-etm@xxxxxxxxxxx,hmac-sha2-512-etm@xxxxxxxxxxx,
hmac-ripemd160-etm@xxxxxxxxxxx
,hmac-sha1,hmac-sha2-256,hmac-sha2-512,hmac-ripemd160,
hmac-ripemd160@xxxxxxxxxxx
debug2: kex_parse_kexinit: hmac-sha1-etm@xxxxxxxxxxx,
hmac-sha2-256-etm@xxxxxxxxxxx,hmac-sha2-512-etm@xxxxxxxxxxx,
hmac-ripemd160-etm@xxxxxxxxxxx
,hmac-sha1,hmac-sha2-256,hmac-sha2-512,hmac-ripemd160,
hmac-ripemd160@xxxxxxxxxxx
debug2: kex_parse_kexinit: none,zlib@xxxxxxxxxxx
debug2: kex_parse_kexinit: none,zlib@xxxxxxxxxxx
debug2: kex_parse_kexinit:
debug2: kex_parse_kexinit:
debug2: kex_parse_kexinit: first_kex_follows 0
debug2: kex_parse_kexinit: reserved 0
debug2: kex_parse_kexinit:
diffie-hellman-group-exchange-sha256,diffie-hellman-group-exchange-sha1,diffie-hellman-group14-sha1,diffie-hellman-group1-sha1
debug2: kex_parse_kexinit: ssh-rsa-cert-v01@xxxxxxxxxxx,
ssh-dss-cert-v01@xxxxxxxxxxx,ssh-rsa-cert-v00@xxxxxxxxxxx,
ssh-dss-cert-v00@xxxxxxxxxxx,ssh-rsa,ssh-dss
debug2: kex_parse_kexinit:
aes128-ctr,aes192-ctr,aes256-ctr,arcfour256,arcfour128,aes128-cbc,3des-cbc,blowfish-cbc,cast128-cbc,aes192-cbc,aes256-cbc,arcfour,
rijndael-cbc@xxxxxxxxxxxxxx
debug2: kex_parse_kexinit:
aes128-ctr,aes192-ctr,aes256-ctr,arcfour256,arcfour128,aes128-cbc,3des-cbc,blowfish-cbc,cast128-cbc,aes192-cbc,aes256-cbc,arcfour,
rijndael-cbc@xxxxxxxxxxxxxx
debug2: kex_parse_kexinit: hmac-md5,hmac-sha1,umac-64@xxxxxxxxxxx
,hmac-sha2-256,hmac-sha2-512,hmac-ripemd160,hmac-ripemd160@xxxxxxxxxxx
,hmac-sha1-96,hmac-md5-96
debug2: kex_parse_kexinit: hmac-md5,hmac-sha1,umac-64@xxxxxxxxxxx
,hmac-sha2-256,hmac-sha2-512,hmac-ripemd160,hmac-ripemd160@xxxxxxxxxxx
,hmac-sha1-96,hmac-md5-96
debug2: kex_parse_kexinit: none,zlib@xxxxxxxxxxx,zlib
debug2: kex_parse_kexinit: none,zlib@xxxxxxxxxxx,zlib
debug2: kex_parse_kexinit:
debug2: kex_parse_kexinit:
debug2: kex_parse_kexinit: first_kex_follows 0
debug2: kex_parse_kexinit: reserved 0
debug2: mac_setup: setup hmac-sha1
debug1: kex: client->server aes128-ctr hmac-sha1 none
debug2: mac_setup: setup hmac-sha1
debug1: kex: server->client aes128-ctr hmac-sha1 none
debug1: SSH2_MSG_KEX_DH_GEX_REQUEST received
WARNING: /usr/local/etc/moduli does not exist, using fixed modulus
debug1: SSH2_MSG_KEX_DH_GEX_GROUP sent
debug2: bits set: 1088/2048
debug1: expecting SSH2_MSG_KEX_DH_GEX_INIT
debug2: bits set: 1005/2048
debug1: SSH2_MSG_KEX_DH_GEX_REPLY sent
debug2: kex_derive_keys
debug2: set_newkeys: mode 1
debug1: SSH2_MSG_NEWKEYS sent
debug1: expecting SSH2_MSG_NEWKEYS
debug2: set_newkeys: mode 0
debug1: SSH2_MSG_NEWKEYS received
debug1: KEX done
debug1: userauth-request for user root service ssh-connection method none
debug1: attempt 0 failures 0
debug3: Trying to reverse map address 10.220.82.17.
debug2: parse_server_config: config reprocess config len 764
debug3: auth_shadow_acctexpired: today 17197 sp_expire -1 days left -17198
debug3: account expiration disabled
debug2: input_userauth_request: setting up authctxt for root
debug2: input_userauth_request: try method none
debug3: auth_shadow_pwexpired: today 17197 sp_lstchg 17177 sp_max 99999
Failed none for root from 10.220.82.17 port 52586 ssh2
debug3: userauth_finish: failure partial=0 next methods="publickey,password"
debug1: userauth-request for user root service ssh-connection method
password
debug1: attempt 1 failures 0
debug2: input_userauth_request: try method password
Accepted password for root from 10.220.82.17 port 52586 ssh2
debug1: Entering interactive session for SSH2.
debug2: fd 4 setting O_NONBLOCK
debug2: fd 5 setting O_NONBLOCK
debug1: server_init_dispatch_20
debug1: server_input_channel_open: ctype session rchan 0 win 1048576 max
16384
debug1: input_session_request
debug1: channel 0: new [server-session]
debug2: session_new: allocate (allocated 0 max 10)
debug3: session_unused: session id 0 unused
debug1: session_new: session 0
debug1: session_open: channel 0
debug1: session_open: session 0: link with channel 0
debug1: server_input_channel_open: confirm session
debug1: server_input_global_request: rtype no-more-sessions@xxxxxxxxxxx
want_reply 0
debug1: server_input_channel_req: channel 0 request pty-req reply 1
debug1: session_by_channel: session 0 channel 0
debug1: session_input_channel_req: session 0 req pty-req
debug1: Allocating pty.
debug1: session_pty_req: session 0 alloc /dev/pts/2
debug1: server_input_channel_req: channel 0 request env reply 0
debug1: session_by_channel: session 0 channel 0
debug1: session_input_channel_req: session 0 req env
debug2: Ignoring env request LANG: disallowed name
debug1: server_input_channel_req: channel 0 request shell reply 1
debug1: session_by_channel: session 0 channel 0
debug1: session_input_channel_req: session 0 req shell
Starting session: shell on pts/2 for root from 10.220.82.17 port 52586
debug2: fd 3 setting TCP_NODELAY
debug3: packet_set_tos: set IP_TOS 0x10
debug2: channel 0: rfd 8 isatty
debug2: fd 8 setting O_NONBLOCK
debug3: fd 6 is O_NONBLOCK
debug2: channel 0: request keepalive@xxxxxxxxxxx confirm 1
debug1: Got 100/12 for keepalive

debug1: Received SIGCHLD.
debug1: session_by_pid: pid 1871
debug1: session_exit_message: session 0 channel 0 pid 1871
debug2: channel 0: request exit-status confirm 0
debug1: session_exit_message: release channel 0
debug2: channel 0: write failed
debug2: channel 0: close_write
debug2: channel 0: send eow
debug2: channel 0: output open -> closed
debug1: session_pty_cleanup: session 0 release /dev/pts/2
debug2: channel 0: read<=0 rfd 8 len -1
debug2: channel 0: read failed
debug2: channel 0: close_read
debug2: channel 0: input open -> drain
debug2: channel 0: ibuf empty
debug2: channel 0: send eof
debug2: channel 0: input drain -> closed
debug2: channel 0: send close
debug2: notify_done: reading
debug3: channel 0: will not send data after close
debug2: channel 0: rcvd close
Received disconnect from 10.220.82.17: 11: disconnected by user
debug1: do_cleanup




ssh logs:

 ssh  -vvv root@10.100.212.166 -p 2024
OpenSSH_5.3p1, OpenSSL 1.0.1e-fips 11 Feb 2013
debug1: Reading configuration data /etc/ssh/ssh_config
debug1: Applying options for *
debug2: ssh_connect: needpriv 0
debug1: Connecting to 10.100.212.166 [10.100.212.166] port 2024.
debug1: Connection established.
debug1: identity file /home/ssoma/.ssh/identity type -1
debug1: identity file /home/ssoma/.ssh/identity-cert type -1
debug1: identity file /home/ssoma/.ssh/id_rsa type -1
debug1: identity file /home/ssoma/.ssh/id_rsa-cert type -1
debug1: identity file /home/ssoma/.ssh/id_dsa type -1
debug1: identity file /home/ssoma/.ssh/id_dsa-cert type -1
debug1: Remote protocol version 2.0, remote software version OpenSSH_6.6
debug1: match: OpenSSH_6.6 pat OpenSSH*
debug1: Enabling compatibility mode for protocol 2.0
debug1: Local version string SSH-2.0-OpenSSH_5.3
debug2: fd 4 setting O_NONBLOCK
debug1: SSH2_MSG_KEXINIT sent
debug3: Wrote 960 bytes for a total of 981
debug1: SSH2_MSG_KEXINIT received
debug2: kex_parse_kexinit:
diffie-hellman-group-exchange-sha256,diffie-hellman-group-exchange-sha1,diffie-hellman-group14-sha1,diffie-hellman-group1-sha1
debug2: kex_parse_kexinit: ssh-rsa-cert-v01@xxxxxxxxxxx,
ssh-dss-cert-v01@xxxxxxxxxxx,ssh-rsa-cert-v00@xxxxxxxxxxx,
ssh-dss-cert-v00@xxxxxxxxxxx,ssh-rsa,ssh-dss
debug2: kex_parse_kexinit:
aes128-ctr,aes192-ctr,aes256-ctr,arcfour256,arcfour128,aes128-cbc,3des-cbc,blowfish-cbc,cast128-cbc,aes192-cbc,aes256-cbc,arcfour,
rijndael-cbc@xxxxxxxxxxxxxx
debug2: kex_parse_kexinit:
aes128-ctr,aes192-ctr,aes256-ctr,arcfour256,arcfour128,aes128-cbc,3des-cbc,blowfish-cbc,cast128-cbc,aes192-cbc,aes256-cbc,arcfour,
rijndael-cbc@xxxxxxxxxxxxxx
debug2: kex_parse_kexinit: hmac-md5,hmac-sha1,umac-64@xxxxxxxxxxx
,hmac-sha2-256,hmac-sha2-512,hmac-ripemd160,hmac-ripemd160@xxxxxxxxxxx
,hmac-sha1-96,hmac-md5-96
debug2: kex_parse_kexinit: hmac-md5,hmac-sha1,umac-64@xxxxxxxxxxx
,hmac-sha2-256,hmac-sha2-512,hmac-ripemd160,hmac-ripemd160@xxxxxxxxxxx
,hmac-sha1-96,hmac-md5-96
debug2: kex_parse_kexinit: none,zlib@xxxxxxxxxxx,zlib
debug2: kex_parse_kexinit: none,zlib@xxxxxxxxxxx,zlib
debug2: kex_parse_kexinit:
debug2: kex_parse_kexinit:
debug2: kex_parse_kexinit: first_kex_follows 0
debug2: kex_parse_kexinit: reserved 0
debug2: kex_parse_kexinit: curve25519-sha256@xxxxxxxxxx
,ecdh-sha2-nistp256,ecdh-sha2-nistp384,ecdh-sha2-nistp521,diffie-hellman-group-exchange-sha256,diffie-hellman-group-exchange-sha1,diffie-hellman-group14-sha1,diffie-hellman-group1-sha1
debug2: kex_parse_kexinit: ssh-rsa
debug2: kex_parse_kexinit: aes128-ctr,aes192-ctr,aes256-ctr
debug2: kex_parse_kexinit: aes128-ctr,aes192-ctr,aes256-ctr
debug2: kex_parse_kexinit: hmac-sha1-etm@xxxxxxxxxxx,
hmac-sha2-256-etm@xxxxxxxxxxx,hmac-sha2-512-etm@xxxxxxxxxxx,
hmac-ripemd160-etm@xxxxxxxxxxx
,hmac-sha1,hmac-sha2-256,hmac-sha2-512,hmac-ripemd160,
hmac-ripemd160@xxxxxxxxxxx
debug2: kex_parse_kexinit: hmac-sha1-etm@xxxxxxxxxxx,
hmac-sha2-256-etm@xxxxxxxxxxx,hmac-sha2-512-etm@xxxxxxxxxxx,
hmac-ripemd160-etm@xxxxxxxxxxx
,hmac-sha1,hmac-sha2-256,hmac-sha2-512,hmac-ripemd160,
hmac-ripemd160@xxxxxxxxxxx
debug2: kex_parse_kexinit: none,zlib@xxxxxxxxxxx
debug2: kex_parse_kexinit: none,zlib@xxxxxxxxxxx
debug2: kex_parse_kexinit:
debug2: kex_parse_kexinit:
debug2: kex_parse_kexinit: first_kex_follows 0
debug2: kex_parse_kexinit: reserved 0
debug2: mac_setup: found hmac-sha1
debug1: kex: server->client aes128-ctr hmac-sha1 none
debug2: mac_setup: found hmac-sha1
debug1: kex: client->server aes128-ctr hmac-sha1 none
debug1: SSH2_MSG_KEX_DH_GEX_REQUEST(1024<2048<8192) sent
debug1: expecting SSH2_MSG_KEX_DH_GEX_GROUP
debug3: Wrote 24 bytes for a total of 1005
debug2: dh_gen_key: priv key bits set: 154/320
debug2: bits set: 1005/2048
debug1: SSH2_MSG_KEX_DH_GEX_INIT sent
debug1: expecting SSH2_MSG_KEX_DH_GEX_REPLY
debug3: Wrote 272 bytes for a total of 1277
debug3: put_host_port: [10.100.212.166]:2024
debug3: put_host_port: [10.100.212.166]:2024
debug3: check_host_in_hostfile: host [10.100.212.166]:2024 filename
/home/ssoma/.ssh/known_hosts
debug3: check_host_in_hostfile: host [10.100.212.166]:2024 filename
/home/ssoma/.ssh/known_hosts
debug3: check_host_in_hostfile: host [10.100.212.166]:2024 filename
/etc/ssh/ssh_known_hosts
debug3: check_host_in_hostfile: host [10.100.212.166]:2024 filename
/etc/ssh/ssh_known_hosts
debug3: check_host_in_hostfile: host [10.100.212.166]:2024 filename
/home/ssoma/.ssh/known_hosts
debug3: check_host_in_hostfile: host [10.100.212.166]:2024 filename
/home/ssoma/.ssh/known_hosts
debug3: check_host_in_hostfile: host [10.100.212.166]:2024 filename
/etc/ssh/ssh_known_hosts
debug3: check_host_in_hostfile: host [10.100.212.166]:2024 filename
/etc/ssh/ssh_known_hosts
debug1: checking without port identifier
debug3: check_host_in_hostfile: host 10.100.212.166 filename
/home/ssoma/.ssh/known_hosts
debug3: check_host_in_hostfile: host 10.100.212.166 filename
/home/ssoma/.ssh/known_hosts
debug3: check_host_in_hostfile: match line 135
debug1: Host '10.100.212.166' is known and matches the RSA host key.
debug1: Found key in /home/ssoma/.ssh/known_hosts:135
debug1: found matching key w/out port
debug2: bits set: 1088/2048
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 1293
debug2: set_newkeys: mode 0
debug1: SSH2_MSG_NEWKEYS received
debug1: SSH2_MSG_SERVICE_REQUEST sent
debug3: Wrote 52 bytes for a total of 1345
debug2: service_accept: ssh-userauth
debug1: SSH2_MSG_SERVICE_ACCEPT received
debug2: key: /home/ssoma/.ssh/identity ((nil))
debug2: key: /home/ssoma/.ssh/id_rsa ((nil))
debug2: key: /home/ssoma/.ssh/id_dsa ((nil))
debug3: Wrote 68 bytes for a total of 1413
debug1: Authentications that can continue: publickey,password
debug3: start over, passed a different list publickey,password
debug3: preferred
gssapi-keyex,gssapi-with-mic,publickey,keyboard-interactive,password
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/ssoma/.ssh/identity
debug3: no such identity: /home/ssoma/.ssh/identity
debug1: Trying private key: /home/ssoma/.ssh/id_rsa
debug3: no such identity: /home/ssoma/.ssh/id_rsa
debug1: Trying private key: /home/ssoma/.ssh/id_dsa
debug3: no such identity: /home/ssoma/.ssh/id_dsa
debug2: we did not send a packet, disable method
debug3: authmethod_lookup password
debug3: remaining preferred: ,password
debug3: authmethod_is_enabled password
debug1: Next authentication method: password
root@10.100.212.166's password:
debug3: packet_send2: adding 64 (len 57 padlen 7 extra_pad 64)
debug2: we sent a password packet, wait for reply
debug3: Wrote 148 bytes for a total of 1561
debug1: Authentication succeeded (password).
debug1: channel 0: new [client-session]
debug3: ssh_session2_open: channel_new: 0
debug2: channel 0: send open
debug1: Requesting no-more-sessions@xxxxxxxxxxx
debug1: Entering interactive session.
debug3: Wrote 136 bytes for a total of 1697
debug2: callback start
debug2: client_session2_setup: id 0
debug2: channel 0: request pty-req confirm 1
debug1: Sending environment.
debug3: Ignored env CCACHE_NOSTATS
debug3: Ignored env HOSTNAME
debug3: Ignored env TERM
debug3: Ignored env SHELL
debug3: Ignored env HISTSIZE
debug3: Ignored env SSH_CLIENT
debug3: Ignored env CCACHE_LOGFILE
debug3: Ignored env QTDIR
debug3: Ignored env QTINC
debug3: Ignored env SSH_TTY
debug3: Ignored env USER
debug3: Ignored env LS_COLORS
debug3: Ignored env CSCOPE_EDITOR
debug3: Ignored env COVLM
debug3: Ignored env MAIL
debug3: Ignored env PATH
debug3: Ignored env PWD
debug1: Sending env LANG = en_US.UTF-8
debug2: channel 0: request env confirm 0
debug3: Ignored env MODULEPATH
debug3: Ignored env LOADEDMODULES
debug3: Ignored env P4CLIENT
debug3: Ignored env SSH_ASKPASS
debug3: Ignored env HISTCONTROL
debug3: Ignored env SHLVL
debug3: Ignored env HOME
debug3: Ignored env LOGNAME
debug3: Ignored env QTLIB
debug3: Ignored env CVS_RSH
debug3: Ignored env SSH_CONNECTION
debug3: Ignored env MODULESHOME
debug3: Ignored env LESSOPEN
debug3: Ignored env P4PORT
debug3: Ignored env G_BROKEN_FILENAMES
debug3: Ignored env BASH_FUNC_module()
debug3: Ignored env _
debug2: channel 0: request shell confirm 1
debug2: fd 4 setting TCP_NODELAY
debug2: callback done
debug2: channel 0: open confirm rwindow 0 rmax 32768
debug3: Wrote 460 bytes for a total of 2157
debug2: channel_input_status_confirm: type 99 id 0
debug2: PTY allocation request accepted on channel 0
debug2: channel 0: rcvd adjust 2097152
debug2: channel_input_status_confirm: type 99 id 0
debug2: shell request accepted on channel 0
Last login: Tue Jan 31 16:45:24 2017 from 10.220.82.17
debug1: permanently_set_uid: 0/0
Environment:
  USER=root
  LOGNAME=root
  HOME=/root
  PATH=/usr/bin:/bin:/usr/sbin:/sbin:/usr/local/bin
  MAIL=/var/mail/root
  SHELL=/bin/bash
  TZ=UTC
  SSH_CLIENT=10.220.82.17 52586 2024
  SSH_CONNECTION=10.220.82.17 52586 10.100.212.166 2024
  SSH_TTY=/dev/pts/2
  TERM=xterm
-bash: no job control in this shell
file setup_env.sh found...


On Fri, Jan 20, 2017 at 11:57 AM, Sudarshan Soma <sudarshan12s@xxxxxxxxx>
wrote:

> Thanks Darren, will check on your response.
> I am attaching sshd, ssh logs with debug flags. Please see if it gives any
> hint:
>
> when I press ^C in ssh session, no log gets printed in both server/client
> side.
>
> Best Regards,
>
>
>
>
> On Wed, Jan 18, 2017 at 3:09 AM, Darren Tucker <dtucker@xxxxxxxxxx> wrote:
>
>> On Wed, Jan 18, 2017 at 5:10 AM, Sudarshan Soma <sudarshan12s@xxxxxxxxx>
>> wrote:
>> > Thanks Ben. i am checking in linux.
>> > I do have this command working:
>> > ssh localhost -o password=abc123
>>
>> That's definitely a modified ssh binary.
>>
>> > will try  to getback on openssh used. But is it possible to show some
>> > pointers for my queries, avoid arguments in ps or /proc
>>
>> I don't think you reliably can.
>>
>> You can add a call to setproctitle() to ssh but I don't think that
>> affects all sets of options to ps, and even if it did there's still a
>> race between when the process starts and when you call setproctitle
>> during which the password is exposed.
>>
>> So don't do that, instead use public-key, or if you must use a
>> password read it from a suitably locked down file.  You can (with some
>> difficulty) get ssh to read a password via an $SSH_ASKPASS program.
>>
>> > and other one was on ^C not working on my ssh sessions.
>>
>> just a guess but check the permissions on /dev/tty on the server.
>> They should look like:
>> crw-rw-rw- 1 root tty 5, 0 Jan 17 19:34 /dev/tty
>>
>> Failing that please post the debug output of ssh -vvv and sshd -ddd
>> from an unmodified (ie as available from openssh.com) client and
>> server pair.
>>
>> --
>> Darren Tucker (dtucker at zip.com.au)
>> GPG key 11EAA6FA / A86E 3E07 5B19 5880 E860  37F4 9357 ECEF 11EA A6FA
>> (new)
>>     Good judgement comes with experience. Unfortunately, the experience
>> usually comes from bad judgement.
>>
>
>
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