my auth.log:
Jun 17 14:39:44 dns sshd[6278]: debug1: Forked child 6296.
Jun 17 14:39:44 dns sshd[6296]: debug1: rexec start in 5 out 5 newsock 5 pipe 7 sock 8
Jun 17 14:39:44 dns sshd[6296]: debug1: inetd sockets after dupping: 3, 3
Jun 17 14:39:44 dns sshd[6296]: Connection from xxx port 51888
Jun 17 14:39:44 dns sshd[6296]: debug1: Client protocol version 2.0; client software version OpenSSH_5.8p1 Debian-1ubuntu3
Jun 17 14:39:44 dns sshd[6296]: debug1: match: OpenSSH_5.8p1 Debian-1ubuntu3 pat OpenSSH*
Jun 17 14:39:44 dns sshd[6296]: debug1: Enabling compatibility mode for protocol 2.0
Jun 17 14:39:44 dns sshd[6296]: debug1: Local version string SSH-2.0-OpenSSH_5.3p1 Debian-3ubuntu6
Jun 17 14:39:44 dns sshd[6296]: debug1: PAM: initializing for "scponly"
Jun 17 14:39:44 dns sshd[6296]: debug1: PAM: setting PAM_RHOST to "xxx"
Jun 17 14:39:44 dns sshd[6296]: debug1: PAM: setting PAM_TTY to "ssh"
Jun 17 14:39:44 dns sshd[6296]: Failed none for scponly from xxx port 51888 ssh2
Jun 17 14:39:44 dns sshd[6296]: debug1: Checking blacklist file /usr/share/ssh/blacklist.RSA-2048
Jun 17 14:39:44 dns sshd[6296]: debug1: Checking blacklist file /etc/ssh/blacklist.RSA-2048
Jun 17 14:39:44 dns sshd[6296]: debug1: temporarily_use_uid: 1005/1005 (e=0/0)
Jun 17 14:39:44 dns sshd[6296]: debug1: trying public key file /home/scponly/.ssh/authorized_keys
Jun 17 14:39:44 dns sshd[6296]: debug1: restore_uid: 0/0
Jun 17 14:39:44 dns sshd[6296]: debug1: temporarily_use_uid: 1005/1005 (e=0/0)
Jun 17 14:39:44 dns sshd[6296]: debug1: trying public key file /home/scponly/.ssh/authorized_keys2
Jun 17 14:39:44 dns sshd[6296]: debug1: restore_uid: 0/0
Jun 17 14:39:44 dns sshd[6296]: Failed publickey for scponly from xxx port 51888 ssh2
Jun 17 14:39:44 dns sshd[6296]: debug1: PAM: password authentication accepted for scponly
Jun 17 14:39:44 dns sshd[6296]: debug1: do_pam_account: called
Jun 17 14:39:44 dns sshd[6296]: Accepted password for scponly from xxx port 51888 ssh2
Jun 17 14:39:44 dns sshd[6296]: debug1: monitor_child_preauth: scponly has been authenticated by privileged process
Jun 17 14:39:44 dns sshd[6296]: debug1: PAM: establishing credentials
Jun 17 14:39:44 dns sshd[6296]: pam_unix(sshd:session): session opened for user scponly by (uid=0)
Jun 17 14:39:44 dns sshd[6296]: User child is on pid 6374
Jun 17 14:39:44 dns sshd[6374]: debug1: SELinux support disabled
Jun 17 14:39:44 dns sshd[6374]: debug1: PAM: establishing credentials
Jun 17 14:39:44 dns sshd[6374]: debug1: permanently_set_uid: 1005/1005
Jun 17 14:39:44 dns sshd[6374]: debug1: Entering interactive session for SSH2.
Jun 17 14:39:44 dns sshd[6374]: debug1: server_init_dispatch_20
Jun 17 14:39:44 dns sshd[6374]: debug1: server_input_channel_open: ctype session rchan 0 win 2097152 max 32768
Jun 17 14:39:44 dns sshd[6374]: debug1: input_session_request
Jun 17 14:39:44 dns sshd[6374]: debug1: channel 0: new [server-session]
Jun 17 14:39:44 dns sshd[6374]: debug1: session_new: session 0
Jun 17 14:39:44 dns sshd[6374]: debug1: session_open: channel 0
Jun 17 14:39:44 dns sshd[6374]: debug1: session_open: session 0: link with channel 0
Jun 17 14:39:44 dns sshd[6374]: debug1: server_input_channel_open: confirm session
Jun 17 14:39:44 dns sshd[6374]: debug1: server_input_global_request: rtype <email address hidden> want_reply 0
Jun 17 14:39:44 dns sshd[6374]: debug1: server_input_channel_req: channel 0 request env reply 0
Jun 17 14:39:44 dns sshd[6374]: debug1: session_by_channel: session 0 channel 0
Jun 17 14:39:44 dns sshd[6374]: debug1: session_input_channel_req: session 0 req env
Jun 17 14:39:44 dns sshd[6374]: debug1: server_input_channel_req: channel 0 request subsystem reply 1
Jun 17 14:39:44 dns sshd[6374]: debug1: session_by_channel: session 0 channel 0
Jun 17 14:39:44 dns sshd[6374]: debug1: session_input_channel_req: session 0 req subsystem
Jun 17 14:39:44 dns sshd[6374]: subsystem request for sftp
Jun 17 14:39:44 dns sshd[6374]: debug1: subsystem: exec() /usr/lib/openssh/sftp-server
Jun 17 14:39:44 dns sshd[6374]: debug1: Received SIGCHLD.
Jun 17 14:39:44 dns sshd[6374]: debug1: session_by_pid: pid 6375
Jun 17 14:39:44 dns sshd[6374]: debug1: session_exit_message: session 0 channel 0 pid 6375
Jun 17 14:39:44 dns sshd[6374]: debug1: session_exit_message: release channel 0
Jun 17 14:39:44 dns sshd[6374]: Received disconnect from xxx: 11: disconnected by user
Jun 17 14:39:44 dns sshd[6374]: debug1: do_cleanup
Jun 17 14:39:44 dns sshd[6296]: debug1: do_cleanup
Jun 17 14:39:44 dns sshd[6296]: debug1: PAM: cleanup
Jun 17 14:39:44 dns sshd[6296]: debug1: PAM: closing session
Jun 17 14:39:44 dns sshd[6296]: pam_unix(sshd:session): session closed for user scponly
Jun 17 14:39:44 dns sshd[6296]: debug1: PAM: deleting credentials
I have tried the suggested without success
my auth.log: OpenSSH_ 5.3p1 Debian-3ubuntu6 ssh/blacklist. RSA-2048 blacklist. RSA-2048 use_uid: 1005/1005 (e=0/0) .ssh/authorized _keys use_uid: 1005/1005 (e=0/0) .ssh/authorized _keys2 child_preauth: scponly has been authenticated by privileged process sshd:session) : session opened for user scponly by (uid=0) set_uid: 1005/1005 init_dispatch_ 20 input_channel_ open: ctype session rchan 0 win 2097152 max 32768 request input_channel_ open: confirm session input_global_ request: rtype <email address hidden> want_reply 0 input_channel_ req: channel 0 request env reply 0 input_channel_ req: session 0 req env input_channel_ req: channel 0 request subsystem reply 1 input_channel_ req: session 0 req subsystem openssh/ sftp-server exit_message: session 0 channel 0 pid 6375 exit_message: release channel 0 sshd:session) : session closed for user scponly
Jun 17 14:39:44 dns sshd[6278]: debug1: Forked child 6296.
Jun 17 14:39:44 dns sshd[6296]: debug1: rexec start in 5 out 5 newsock 5 pipe 7 sock 8
Jun 17 14:39:44 dns sshd[6296]: debug1: inetd sockets after dupping: 3, 3
Jun 17 14:39:44 dns sshd[6296]: Connection from xxx port 51888
Jun 17 14:39:44 dns sshd[6296]: debug1: Client protocol version 2.0; client software version OpenSSH_5.8p1 Debian-1ubuntu3
Jun 17 14:39:44 dns sshd[6296]: debug1: match: OpenSSH_5.8p1 Debian-1ubuntu3 pat OpenSSH*
Jun 17 14:39:44 dns sshd[6296]: debug1: Enabling compatibility mode for protocol 2.0
Jun 17 14:39:44 dns sshd[6296]: debug1: Local version string SSH-2.0-
Jun 17 14:39:44 dns sshd[6296]: debug1: PAM: initializing for "scponly"
Jun 17 14:39:44 dns sshd[6296]: debug1: PAM: setting PAM_RHOST to "xxx"
Jun 17 14:39:44 dns sshd[6296]: debug1: PAM: setting PAM_TTY to "ssh"
Jun 17 14:39:44 dns sshd[6296]: Failed none for scponly from xxx port 51888 ssh2
Jun 17 14:39:44 dns sshd[6296]: debug1: Checking blacklist file /usr/share/
Jun 17 14:39:44 dns sshd[6296]: debug1: Checking blacklist file /etc/ssh/
Jun 17 14:39:44 dns sshd[6296]: debug1: temporarily_
Jun 17 14:39:44 dns sshd[6296]: debug1: trying public key file /home/scponly/
Jun 17 14:39:44 dns sshd[6296]: debug1: restore_uid: 0/0
Jun 17 14:39:44 dns sshd[6296]: debug1: temporarily_
Jun 17 14:39:44 dns sshd[6296]: debug1: trying public key file /home/scponly/
Jun 17 14:39:44 dns sshd[6296]: debug1: restore_uid: 0/0
Jun 17 14:39:44 dns sshd[6296]: Failed publickey for scponly from xxx port 51888 ssh2
Jun 17 14:39:44 dns sshd[6296]: debug1: PAM: password authentication accepted for scponly
Jun 17 14:39:44 dns sshd[6296]: debug1: do_pam_account: called
Jun 17 14:39:44 dns sshd[6296]: Accepted password for scponly from xxx port 51888 ssh2
Jun 17 14:39:44 dns sshd[6296]: debug1: monitor_
Jun 17 14:39:44 dns sshd[6296]: debug1: PAM: establishing credentials
Jun 17 14:39:44 dns sshd[6296]: pam_unix(
Jun 17 14:39:44 dns sshd[6296]: User child is on pid 6374
Jun 17 14:39:44 dns sshd[6374]: debug1: SELinux support disabled
Jun 17 14:39:44 dns sshd[6374]: debug1: PAM: establishing credentials
Jun 17 14:39:44 dns sshd[6374]: debug1: permanently_
Jun 17 14:39:44 dns sshd[6374]: debug1: Entering interactive session for SSH2.
Jun 17 14:39:44 dns sshd[6374]: debug1: server_
Jun 17 14:39:44 dns sshd[6374]: debug1: server_
Jun 17 14:39:44 dns sshd[6374]: debug1: input_session_
Jun 17 14:39:44 dns sshd[6374]: debug1: channel 0: new [server-session]
Jun 17 14:39:44 dns sshd[6374]: debug1: session_new: session 0
Jun 17 14:39:44 dns sshd[6374]: debug1: session_open: channel 0
Jun 17 14:39:44 dns sshd[6374]: debug1: session_open: session 0: link with channel 0
Jun 17 14:39:44 dns sshd[6374]: debug1: server_
Jun 17 14:39:44 dns sshd[6374]: debug1: server_
Jun 17 14:39:44 dns sshd[6374]: debug1: server_
Jun 17 14:39:44 dns sshd[6374]: debug1: session_by_channel: session 0 channel 0
Jun 17 14:39:44 dns sshd[6374]: debug1: session_
Jun 17 14:39:44 dns sshd[6374]: debug1: server_
Jun 17 14:39:44 dns sshd[6374]: debug1: session_by_channel: session 0 channel 0
Jun 17 14:39:44 dns sshd[6374]: debug1: session_
Jun 17 14:39:44 dns sshd[6374]: subsystem request for sftp
Jun 17 14:39:44 dns sshd[6374]: debug1: subsystem: exec() /usr/lib/
Jun 17 14:39:44 dns sshd[6374]: debug1: Received SIGCHLD.
Jun 17 14:39:44 dns sshd[6374]: debug1: session_by_pid: pid 6375
Jun 17 14:39:44 dns sshd[6374]: debug1: session_
Jun 17 14:39:44 dns sshd[6374]: debug1: session_
Jun 17 14:39:44 dns sshd[6374]: Received disconnect from xxx: 11: disconnected by user
Jun 17 14:39:44 dns sshd[6374]: debug1: do_cleanup
Jun 17 14:39:44 dns sshd[6296]: debug1: do_cleanup
Jun 17 14:39:44 dns sshd[6296]: debug1: PAM: cleanup
Jun 17 14:39:44 dns sshd[6296]: debug1: PAM: closing session
Jun 17 14:39:44 dns sshd[6296]: pam_unix(
Jun 17 14:39:44 dns sshd[6296]: debug1: PAM: deleting credentials
ls -alR /home/scponly/
/home/scponly/:
total 4
drwxr-xr-x 9 root root 83 2011-06-17 14:35 .
drwxr-xr-x 10 root root 120 2011-06-17 14:16 ..
drwxr-xr-x 2 root root 123 2011-06-17 14:35 bin
drwxr-xr-x 2 root root 17 2011-06-17 14:35 dev
drwxr-xr-x 2 root root 31 2011-06-17 14:35 etc
drwxr-xr-x 2 scponly scponly 6 2011-06-17 14:35 incoming
drwxr-xr-x 2 root root 4096 2011-06-17 14:36 lib
drwxr-xr-x 2 root root 33 2011-06-17 14:35 lib64
drwxr-xr-x 4 root root 26 2011-06-17 14:35 usr
/home/scponly/bin:
total 680
drwxr-xr-x 2 root root 123 2011-06-17 14:35 .
drwxr-xr-x 9 root root 83 2011-06-17 14:35 ..
-rwxr-xr-x 1 root root 64128 2011-06-17 14:35 chgrp
-rwxr-xr-x 1 root root 60000 2011-06-17 14:35 chmod
-rwxr-xr-x 1 root root 64144 2011-06-17 14:35 chown
-rwxr-xr-x 1 root root 39328 2011-06-17 14:35 echo
-rwxr-xr-x 1 root root 55912 2011-06-17 14:35 ln
-rwxr-xr-x 1 root root 114032 2011-06-17 14:35 ls
-rwxr-xr-x 1 root root 43600 2011-06-17 14:35 mkdir
-rwxr-xr-x 1 root root 97352 2011-06-17 14:35 mv
-rwxr-xr-x 1 root root 39472 2011-06-17 14:35 pwd
-rwxr-xr-x 1 root root 64208 2011-06-17 14:35 rm
-rwxr-xr-x 1 root root 39392 2011-06-17 14:35 rmdir
/home/scponly/dev:
total 0
drwxr-xr-x 2 root root 17 2011-06-17 14:35 .
drwxr-xr-x 9 root root 83 2011-06-17 14:35 ..
crw-rw-rw- 1 root root 1, 3 2011-06-17 14:35 null
/home/scponly/etc:
total 8
drwxr-xr-x 2 root root 31 2011-06-17 14:35 .
drwxr-xr-x 9 root root 83 2011-06-17 14:35 ..
-rw-r--r-- 1 root root 881 2011-06-17 14:35 group
-rw-r--r-- 1 root root 54 2011-06-17 14:35 passwd
/home/scponly/ incoming:
total 0
drwxr-xr-x 2 scponly scponly 6 2011-06-17 14:35 .
drwxr-xr-x 9 root root 83 2011-06-17 14:35 ..
/home/scponly/lib: compat- 2.11.1. so files-2. 11.1.so
total 2296
drwxr-xr-x 2 root root 4096 2011-06-17 14:36 .
drwxr-xr-x 9 root root 83 2011-06-17 14:35 ..
-rwxr-xr-x 1 root root 118060 2011-06-17 14:35 ld-linux.so.2
-rwxr-xr-x 1 root root 31208 2011-06-17 14:35 libacl.so.1
-rwxr-xr-x 1 root root 18704 2011-06-17 14:35 libattr.so.1
-rwxr-xr-x 1 root root 43296 2011-06-17 14:35 libcrypt.so.1
-rwxr-xr-x 1 root root 1572232 2011-06-17 14:35 libc.so.6
-rwxr-xr-x 1 root root 14696 2011-06-17 14:35 libdl.so.2
-rwxr-xr-x 1 root root 35712 2011-06-17 14:35 libnss_
-rwxr-xr-x 1 root root 35712 2011-06-17 14:35 libnss_compat.so.2
-rw-r--r-- 1 root root 51712 2011-06-17 14:36 libnss_
-rw-r--r-- 1 root root 51712 2011-06-17 14:36 libnss_files.so.2
-rwxr-xr-x 1 root root 14576 2011-06-17 14:35 libpam_misc.so.0
-rwxr-xr-x 1 root root 51776 2011-06-17 14:35 libpam.so.0
-rwxr-xr-x 1 root root 135745 2011-06-17 14:35 libpthread.so.0
-rwxr-xr-x 1 root root 31744 2011-06-17 14:35 librt.so.1
-rwxr-xr-x 1 root root 117592 2011-06-17 14:35 libselinux.so.1
/home/scponly/ lib64: x86-64. so.2
total 136
drwxr-xr-x 2 root root 33 2011-06-17 14:35 .
drwxr-xr-x 9 root root 83 2011-06-17 14:35 ..
-rwxr-xr-x 1 root root 136936 2011-06-17 14:35 ld-linux-
/home/scponly/usr:
total 0
drwxr-xr-x 4 root root 26 2011-06-17 14:35 .
drwxr-xr-x 9 root root 83 2011-06-17 14:35 ..
drwxr-xr-x 2 root root 51 2011-06-17 14:35 bin
drwxr-xr-x 2 root root 24 2011-06-17 14:35 lib
/home/scponly/ usr/bin:
total 184
drwxr-xr-x 2 root root 51 2011-06-17 14:35 .
drwxr-xr-x 4 root root 26 2011-06-17 14:35 ..
-rwxr-xr-x 1 root root 39392 2011-06-17 14:35 groups
-rwxr-xr-x 1 root root 39440 2011-06-17 14:35 id
-rwxr-xr-x 1 root root 42856 2011-06-17 14:35 passwd
-rwxr-xr-x 1 root root 59528 2011-06-17 14:35 scp
/home/scponly/ usr/lib:
total 56
drwxr-xr-x 2 root root 24 2011-06-17 14:35 .
drwxr-xr-x 4 root root 26 2011-06-17 14:35 ..
-rwxr-xr-x 1 root root 55424 2011-06-17 14:35 sftp-server
any ideas?