Ok, got it further. If X11 forwarding is in use, it will receive the "proto cookie" pair in its standard input Now, solved. On Sun, May 24, 2015 at 11:14 AM, dE . <de.techno@xxxxxxxxx> wrote: > On Sun, May 24, 2015 at 3:36 AM, Darren Tucker <dtucker@xxxxxxxxxx> wrote: > >> On Sun, May 24, 2015 at 2:56 AM, dE <de.techno@xxxxxxxxx> wrote: >>> >>> I'm having a difficult time getting X11 forwarding to work. >>> >>> Since I've read the docs completely about this, this must be an SSH bug >>> which is likely because I'm using Gentoo as the SSH server. >>> >> [...] >> >> I suspect the problem is that you did not have xauth in your path when >> you built OpenSSH and thus sshd does not know where to find it. Try adding >> "XAuthLocation /path/to/your/xauth" to your sshd_config and restart sshd. >> >> If that doesn't help then please post the debug output from both client >> and server (ie /path/to/sshd -ddd and ssh -vvv) and we might be able to >> figure out what's going on. >> >> -- >> Darren Tucker (dtucker at zip.com.au) >> GPG key 8FF4FA69 / D9A3 86E9 7EEE AF4B B2D4 37C9 C982 80C7 8FF4 FA69 >> Good judgement comes with experience. Unfortunately, the experience >> usually comes from bad judgement. >> > > OpenSSH_6.4, OpenSSL 1.0.1e-fips 11 Feb 2013 > debug1: Reading configuration data /etc/ssh/ssh_config > debug1: /etc/ssh/ssh_config line 51: Applying options for * > debug2: ssh_connect: needpriv 0 > debug1: Connecting to xxxx.xxxx.xxxx [123.123.123.123] port 111. > debug1: Connection established. > debug3: Incorrect RSA1 identifier > debug3: Could not load > "/run/media/kiosk/71ad235a-3765-4a80-9971-6b602e8e9c28/my.key" as a RSA1 > public key > debug1: identity file > /run/media/kiosk/71ad235a-3765-4a80-9971-6b602e8e9c28/my.key type -1 > debug1: identity file > /run/media/kiosk/71ad235a-3765-4a80-9971-6b602e8e9c28/my.key-cert type -1 > debug1: Enabling compatibility mode for protocol 2.0 > debug1: Local version string SSH-2.0-OpenSSH_6.4 > debug1: Remote protocol version 2.0, remote software version > OpenSSH_6.7p1-hpn14v5 > debug1: match: OpenSSH_6.7p1-hpn14v5 pat OpenSSH* > debug2: fd 3 setting O_NONBLOCK > debug3: put_host_port: [xxxx.xxxx.xxxx]:111 > debug3: load_hostkeys: loading entries for host "[xxxx.xxxx.xxxx]:111" > from file "/home/kiosk/.ssh/known_hosts" > debug3: load_hostkeys: found key type ECDSA in file > /home/kiosk/.ssh/known_hosts:1 > debug3: load_hostkeys: loaded 1 keys > debug3: order_hostkeyalgs: prefer hostkeyalgs: > ecdsa-sha2-nistp256-cert-v01@xxxxxxxxxxx, > ecdsa-sha2-nistp384-cert-v01@xxxxxxxxxxx, > ecdsa-sha2-nistp521-cert-v01@xxxxxxxxxxx > ,ecdsa-sha2-nistp256,ecdsa-sha2-nistp384,ecdsa-sha2-nistp521 > debug1: SSH2_MSG_KEXINIT sent > debug1: SSH2_MSG_KEXINIT received > debug2: kex_parse_kexinit: > 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: ecdsa-sha2-nistp256-cert-v01@xxxxxxxxxxx, > ecdsa-sha2-nistp384-cert-v01@xxxxxxxxxxx, > ecdsa-sha2-nistp521-cert-v01@xxxxxxxxxxx > ,ecdsa-sha2-nistp256,ecdsa-sha2-nistp384,ecdsa-sha2-nistp521, > 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-gcm@xxxxxxxxxxx,aes256-gcm@xxxxxxxxxxx > ,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-gcm@xxxxxxxxxxx,aes256-gcm@xxxxxxxxxxx > ,aes128-cbc,3des-cbc,blowfish-cbc,cast128-cbc,aes192-cbc,aes256-cbc,arcfour, > rijndael-cbc@xxxxxxxxxxxxxx > debug2: kex_parse_kexinit: hmac-md5-etm@xxxxxxxxxxx, > hmac-sha1-etm@xxxxxxxxxxx,umac-64-etm@xxxxxxxxxxx,umac-128-etm@xxxxxxxxxxx > ,hmac-sha2-256-etm@xxxxxxxxxxx,hmac-sha2-512-etm@xxxxxxxxxxx, > hmac-ripemd160-etm@xxxxxxxxxxx,hmac-sha1-96-etm@xxxxxxxxxxx, > hmac-md5-96-etm@xxxxxxxxxxx,hmac-md5,hmac-sha1,umac-64@xxxxxxxxxxx, > umac-128@xxxxxxxxxxx,hmac-sha2-256,hmac-sha2-512,hmac-ripemd160, > hmac-ripemd160@xxxxxxxxxxx,hmac-sha1-96,hmac-md5-96 > debug2: kex_parse_kexinit: hmac-md5-etm@xxxxxxxxxxx, > hmac-sha1-etm@xxxxxxxxxxx,umac-64-etm@xxxxxxxxxxx,umac-128-etm@xxxxxxxxxxx > ,hmac-sha2-256-etm@xxxxxxxxxxx,hmac-sha2-512-etm@xxxxxxxxxxx, > hmac-ripemd160-etm@xxxxxxxxxxx,hmac-sha1-96-etm@xxxxxxxxxxx, > hmac-md5-96-etm@xxxxxxxxxxx,hmac-md5,hmac-sha1,umac-64@xxxxxxxxxxx, > umac-128@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-group14-sha1 > debug2: kex_parse_kexinit: ssh-rsa,ssh-dss,ecdsa-sha2-nistp256,ssh-ed25519 > debug2: kex_parse_kexinit: chacha20-poly1305@xxxxxxxxxxx > ,cast128-cbc,blowfish-cbc,arcfour128,aes128-cbc,aes128-ctr, > aes128-gcm@xxxxxxxxxxx > debug2: kex_parse_kexinit: chacha20-poly1305@xxxxxxxxxxx > ,cast128-cbc,blowfish-cbc,arcfour128,aes128-cbc,aes128-ctr, > aes128-gcm@xxxxxxxxxxx > debug2: kex_parse_kexinit: hmac-sha1-etm@xxxxxxxxxxx, > hmac-sha1-96-etm@xxxxxxxxxxx,umac-64-etm@xxxxxxxxxxx > ,hmac-md5-96,hmac-ripemd160,hmac-sha1-96 > debug2: kex_parse_kexinit: hmac-sha1-etm@xxxxxxxxxxx, > hmac-sha1-96-etm@xxxxxxxxxxx,umac-64-etm@xxxxxxxxxxx > ,hmac-md5-96,hmac-ripemd160,hmac-sha1-96 > 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-etm@xxxxxxxxxxx > debug1: kex: server->client aes128-ctr hmac-sha1-etm@xxxxxxxxxxx none > debug2: mac_setup: found hmac-sha1-etm@xxxxxxxxxxx > debug1: kex: client->server aes128-ctr hmac-sha1-etm@xxxxxxxxxxx none > debug1: sending SSH2_MSG_KEX_ECDH_INIT > debug1: expecting SSH2_MSG_KEX_ECDH_REPLY > debug1: Server host key: ECDSA > c4:67:d3:7d:93:af:d8:23:e4:1f:9b:66:9b:c5:b8:13 > debug3: put_host_port: [xxxx.xxxx.xxxx]:111 > debug3: put_host_port: [xxxx.xxxx.xxxx]:111 > debug3: load_hostkeys: loading entries for host "[xxxx.xxxx.xxxx]:111" > from file "/home/kiosk/.ssh/known_hosts" > debug3: load_hostkeys: found key type ECDSA in file > /home/kiosk/.ssh/known_hosts:1 > debug3: load_hostkeys: loaded 1 keys > debug3: load_hostkeys: loading entries for host "[xxxx.xxxx.xxxx]:111" > from file "/home/kiosk/.ssh/known_hosts" > debug3: load_hostkeys: found key type ECDSA in file > /home/kiosk/.ssh/known_hosts:1 > debug3: load_hostkeys: loaded 1 keys > debug1: Host '[xxxx.xxxx.xxxx]:111' is known and matches the ECDSA host > key. > debug1: Found key in /home/kiosk/.ssh/known_hosts:1 > debug1: ssh_ecdsa_verify: signature correct > 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: Roaming not allowed by server > debug1: SSH2_MSG_SERVICE_REQUEST sent > debug2: service_accept: ssh-userauth > debug1: SSH2_MSG_SERVICE_ACCEPT received > debug2: key: /run/media/kiosk/71ad235a-3765-4a80-9971-6b602e8e9c28/my.key > ((nil)), explicit > debug1: Authentications that can continue: publickey,keyboard-interactive > debug3: start over, passed a different list publickey,keyboard-interactive > 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: > /run/media/kiosk/71ad235a-3765-4a80-9971-6b602e8e9c28/my.key > debug1: read PEM private key done: type RSA > debug3: sign_and_send_pubkey: RSA > 97:5a:4d:07:ee:9a:e3:e9:8f:4d:f3:8b:7b:4f:c4:57 > debug2: we sent a publickey packet, wait for reply > debug1: Authentication succeeded (publickey). > Authenticated to xxxx.xxxx.xxxx ([xxxx.xxxx.xxxx]:111). > 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. > debug1: SSH2_MSG_KEXINIT received > debug1: SSH2_MSG_KEXINIT sent > debug2: kex_parse_kexinit: > 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: ecdsa-sha2-nistp256-cert-v01@xxxxxxxxxxx, > ecdsa-sha2-nistp384-cert-v01@xxxxxxxxxxx, > ecdsa-sha2-nistp521-cert-v01@xxxxxxxxxxx > ,ecdsa-sha2-nistp256,ecdsa-sha2-nistp384,ecdsa-sha2-nistp521, > 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-gcm@xxxxxxxxxxx,aes256-gcm@xxxxxxxxxxx > ,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-gcm@xxxxxxxxxxx,aes256-gcm@xxxxxxxxxxx > ,aes128-cbc,3des-cbc,blowfish-cbc,cast128-cbc,aes192-cbc,aes256-cbc,arcfour, > rijndael-cbc@xxxxxxxxxxxxxx > debug2: kex_parse_kexinit: hmac-md5-etm@xxxxxxxxxxx, > hmac-sha1-etm@xxxxxxxxxxx,umac-64-etm@xxxxxxxxxxx,umac-128-etm@xxxxxxxxxxx > ,hmac-sha2-256-etm@xxxxxxxxxxx,hmac-sha2-512-etm@xxxxxxxxxxx, > hmac-ripemd160-etm@xxxxxxxxxxx,hmac-sha1-96-etm@xxxxxxxxxxx, > hmac-md5-96-etm@xxxxxxxxxxx,hmac-md5,hmac-sha1,umac-64@xxxxxxxxxxx, > umac-128@xxxxxxxxxxx,hmac-sha2-256,hmac-sha2-512,hmac-ripemd160, > hmac-ripemd160@xxxxxxxxxxx,hmac-sha1-96,hmac-md5-96 > debug2: kex_parse_kexinit: hmac-md5-etm@xxxxxxxxxxx, > hmac-sha1-etm@xxxxxxxxxxx,umac-64-etm@xxxxxxxxxxx,umac-128-etm@xxxxxxxxxxx > ,hmac-sha2-256-etm@xxxxxxxxxxx,hmac-sha2-512-etm@xxxxxxxxxxx, > hmac-ripemd160-etm@xxxxxxxxxxx,hmac-sha1-96-etm@xxxxxxxxxxx, > hmac-md5-96-etm@xxxxxxxxxxx,hmac-md5,hmac-sha1,umac-64@xxxxxxxxxxx, > umac-128@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-group14-sha1 > debug2: kex_parse_kexinit: ssh-rsa,ssh-dss,ecdsa-sha2-nistp256,ssh-ed25519 > debug2: kex_parse_kexinit: chacha20-poly1305@xxxxxxxxxxx > ,cast128-cbc,blowfish-cbc,arcfour128,aes128-cbc,aes128-ctr, > aes128-gcm@xxxxxxxxxxx > debug2: kex_parse_kexinit: chacha20-poly1305@xxxxxxxxxxx > ,cast128-cbc,blowfish-cbc,arcfour128,aes128-cbc,aes128-ctr, > aes128-gcm@xxxxxxxxxxx > debug2: kex_parse_kexinit: hmac-sha1-etm@xxxxxxxxxxx, > hmac-sha1-96-etm@xxxxxxxxxxx,umac-64-etm@xxxxxxxxxxx > ,hmac-md5-96,hmac-ripemd160,hmac-sha1-96 > debug2: kex_parse_kexinit: hmac-sha1-etm@xxxxxxxxxxx, > hmac-sha1-96-etm@xxxxxxxxxxx,umac-64-etm@xxxxxxxxxxx > ,hmac-md5-96,hmac-ripemd160,hmac-sha1-96 > 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-etm@xxxxxxxxxxx > debug1: kex: server->client aes128-ctr hmac-sha1-etm@xxxxxxxxxxx none > debug2: mac_setup: found hmac-sha1-etm@xxxxxxxxxxx > debug1: kex: client->server aes128-ctr hmac-sha1-etm@xxxxxxxxxxx none > debug1: sending SSH2_MSG_KEX_ECDH_INIT > debug1: expecting SSH2_MSG_KEX_ECDH_REPLY > debug1: Server host key: ECDSA > c4:67:d3:7d:93:af:d8:23:e4:1f:9b:66:9b:c5:b8:13 > debug3: put_host_port: [xxxx.xxxx.xxxx]:111 > debug3: put_host_port: [xxxx.xxxx.xxxx]:111 > debug3: load_hostkeys: loading entries for host "[xxxx.xxxx.xxxx]:111" > from file "/home/kiosk/.ssh/known_hosts" > debug3: load_hostkeys: found key type ECDSA in file > /home/kiosk/.ssh/known_hosts:1 > debug3: load_hostkeys: loaded 1 keys > debug3: load_hostkeys: loading entries for host "[xxxx.xxxx.xxxx]:111" > from file "/home/kiosk/.ssh/known_hosts" > debug3: load_hostkeys: found key type ECDSA in file > /home/kiosk/.ssh/known_hosts:1 > debug3: load_hostkeys: loaded 1 keys > debug1: Host '[xxxx.xxxx.xxxx]:111' is known and matches the ECDSA host > key. > debug1: Found key in /home/kiosk/.ssh/known_hosts:1 > debug1: ssh_ecdsa_verify: signature correct > debug2: kex_derive_keys > debug2: set_newkeys: mode 1 > debug1: set_newkeys: rekeying > debug1: SSH2_MSG_NEWKEYS sent > debug1: expecting SSH2_MSG_NEWKEYS > debug2: set_newkeys: mode 0 > debug1: set_newkeys: rekeying > debug1: SSH2_MSG_NEWKEYS received > debug2: callback start > debug2: x11_get_proto: /usr/bin/xauth list :0 2>/dev/null > debug1: Requesting X11 forwarding with authentication spoofing. > debug2: channel 0: request x11-req confirm 1 > debug2: fd 3 setting TCP_NODELAY > debug3: packet_set_tos: set IP_TOS 0x10 > debug2: client_session2_setup: id 0 > debug2: channel 0: request pty-req confirm 1 > debug1: Sending environment. > debug3: Ignored env XDG_VTNR > debug3: Ignored env XDG_SESSION_ID > debug3: Ignored env DBUS_STARTER_ADDRESS > debug3: Ignored env GPG_AGENT_INFO > debug3: Ignored env TERM > debug3: Ignored env SHELL > debug3: Ignored env XDG_MENU_PREFIX > debug3: Ignored env VTE_VERSION > debug3: Ignored env WINDOWID > debug3: Ignored env GNOME_KEYRING_CONTROL > debug3: Ignored env USER > debug3: Ignored env LS_COLORS > debug3: Ignored env SSH_AUTH_SOCK > debug3: Ignored env SESSION_MANAGER > debug3: Ignored env USERNAME > debug3: Ignored env PATH > debug3: Ignored env DESKTOP_SESSION > debug3: Ignored env PWD > debug1: Sending env LANG = en_US.UTF-8 > debug2: channel 0: request env confirm 0 > debug3: Ignored env GDM_LANG > debug3: Ignored env GDMSESSION > debug3: Ignored env DBUS_STARTER_BUS_TYPE > debug3: Ignored env HOME > debug3: Ignored env XDG_SEAT > debug3: Ignored env SHLVL > debug3: Ignored env GNOME_DESKTOP_SESSION_ID > debug3: Ignored env LOGNAME > debug3: Ignored env DBUS_SESSION_BUS_ADDRESS > debug3: Ignored env LESSOPEN > debug3: Ignored env WINDOWPATH > debug3: Ignored env XDG_RUNTIME_DIR > debug3: Ignored env DISPLAY > debug3: Ignored env COLORTERM > debug3: Ignored env XAUTHORITY > debug3: Ignored env _ > debug2: channel 0: request shell confirm 1 > debug2: callback done > debug2: channel 0: open confirm rwindow 0 rmax 32768 > debug2: channel_input_status_confirm: type 99 id 0 > debug2: X11 forwarding request accepted on channel 0 > debug2: channel_input_status_confirm: type 99 id 0 > debug2: PTY allocation request accepted on channel 0 > debug2: channel 0: rcvd adjust 87380 > debug2: channel_input_status_confirm: type 99 id 0 > debug2: shell request accepted on channel 0 > Last login: Sun May 24 10:53:28 2015 from x.x.x.x > de@DESKTOP_MINER ~ $ kwrite > debug1: client_input_channel_open: ctype x11 rchan 3 win 87380 max 16384 > debug1: client_request_x11: request from 127.0.0.1 46768 > debug2: fd 7 setting O_NONBLOCK > debug3: fd 7 is O_NONBLOCK > debug1: channel 1: new [x11] > debug1: confirm x11 > debug2: X11 connection uses different authentication protocol. > X11 connection rejected because of wrong authentication. > debug2: X11 rejected 1 i0/o0 > debug2: channel 1: read failed > debug2: channel 1: close_read > debug2: channel 1: input open -> drain > debug2: channel 1: ibuf empty > debug2: channel 1: send eof > debug2: channel 1: input drain -> closed > debug2: channel 1: write failed > debug2: channel 1: close_write > debug2: channel 1: output open -> closed > debug2: X11 closed 1 i3/o3 > debug2: channel 1: send close > debug2: channel 1: rcvd close > debug2: channel 1: is dead > debug2: channel 1: garbage collecting > debug1: channel 1: free: x11, nchannels 2 > debug3: channel 1: status: The following connections are open: > #0 client-session (t4 r0 i0/0 o0/0 fd 4/5 cc -1) > #1 x11 (t7 r3 i3/0 o3/0 fd 7/7 cc -1) > > kwrite: cannot connect to X server DESKTOP_MINER:11.0 > > Ok, got it. > > "X11 connection uses different authentication protocol." > > Please suggest. I'm also looking at it on my end. > _______________________________________________ openssh-unix-dev mailing list openssh-unix-dev@xxxxxxxxxxx https://lists.mindrot.org/mailman/listinfo/openssh-unix-dev