Bug#243832: ssh: connection closed after 10 minutes
Package: ssh
Version: 1:3.8p1-3
Severity: normal
My ssh connections close after being idle for 10 minutes exactly.
For instance:
ay:~> ssh -vvv loria <1:49:15
OpenSSH_3.8p1 Debian 1:3.8p1-3, SSH protocols 1.5/2.0, OpenSSL 0.9.7d 17 Mar 2004
debug1: Reading configuration data /home/lefevre/.ssh/config
debug1: /home/lefevre/.ssh/config line 3: Deprecated option "FallBackToRsh"
debug1: Applying options for loria
debug1: Applying options for *
debug1: Reading configuration data /etc/ssh/ssh_config
debug2: ssh_connect: needpriv 0
debug1: Connecting to loria.loria.fr [152.81.144.12] port 22.
debug1: Connection established.
debug1: identity file /home/lefevre/.ssh/identity type 0
debug3: Not a RSA1 key file /home/lefevre/.ssh/id_rsa.
debug2: key_type_from_name: unknown key type '-----BEGIN'
debug3: key_read: missing keytype
debug2: key_type_from_name: unknown key type 'Proc-Type:'
debug3: key_read: missing keytype
debug2: key_type_from_name: unknown key type 'DEK-Info:'
debug3: key_read: missing keytype
debug3: key_read: missing whitespace
debug3: key_read: missing whitespace
debug3: key_read: missing whitespace
debug3: key_read: missing whitespace
debug3: key_read: missing whitespace
debug3: key_read: missing whitespace
debug3: key_read: missing whitespace
debug3: key_read: missing whitespace
debug3: key_read: missing whitespace
debug3: key_read: missing whitespace
debug3: key_read: missing whitespace
debug3: key_read: missing whitespace
debug3: key_read: missing whitespace
debug2: key_type_from_name: unknown key type '-----END'
debug3: key_read: missing keytype
debug1: identity file /home/lefevre/.ssh/id_rsa type 1
debug1: identity file /home/lefevre/.ssh/id_dsa type -1
debug1: Remote protocol version 1.99, remote software version OpenSSH_3.7.1p2
debug1: match: OpenSSH_3.7.1p2 pat OpenSSH*
debug1: Enabling compatibility mode for protocol 2.0
debug1: Local version string SSH-2.0-OpenSSH_3.8p1 Debian 1:3.8p1-3
debug1: SSH2_MSG_KEXINIT sent
debug1: SSH2_MSG_KEXINIT received
debug2: kex_parse_kexinit: diffie-hellman-group-exchange-sha1,diffie-hellman-group1-sha1
debug2: kex_parse_kexinit: ssh-rsa,ssh-dss
debug2: kex_parse_kexinit: aes128-cbc,3des-cbc,blowfish-cbc,cast128-cbc,arcfour,aes192-cbc,aes256-cbc,rijndael-cbc@lysator.liu.se,aes128-ctr,aes192-ctr,aes256-ctr
debug2: kex_parse_kexinit: aes128-cbc,3des-cbc,blowfish-cbc,cast128-cbc,arcfour,aes192-cbc,aes256-cbc,rijndael-cbc@lysator.liu.se,aes128-ctr,aes192-ctr,aes256-ctr
debug2: kex_parse_kexinit: hmac-md5,hmac-sha1,hmac-ripemd160,hmac-ripemd160@openssh.com,hmac-sha1-96,hmac-md5-96
debug2: kex_parse_kexinit: hmac-md5,hmac-sha1,hmac-ripemd160,hmac-ripemd160@openssh.com,hmac-sha1-96,hmac-md5-96
debug2: kex_parse_kexinit: none,zlib
debug2: kex_parse_kexinit: none,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: diffie-hellman-group-exchange-sha1,diffie-hellman-group1-sha1
debug2: kex_parse_kexinit: ssh-rsa,ssh-dss
debug2: kex_parse_kexinit: aes128-cbc,3des-cbc,blowfish-cbc,cast128-cbc,arcfour,aes192-cbc,aes256-cbc,rijndael-cbc@lysator.liu.se,aes128-ctr,aes192-ctr,aes256-ctr
debug2: kex_parse_kexinit: aes128-cbc,3des-cbc,blowfish-cbc,cast128-cbc,arcfour,aes192-cbc,aes256-cbc,rijndael-cbc@lysator.liu.se,aes128-ctr,aes192-ctr,aes256-ctr
debug2: kex_parse_kexinit: hmac-md5,hmac-sha1,hmac-ripemd160,hmac-ripemd160@openssh.com,hmac-sha1-96,hmac-md5-96
debug2: kex_parse_kexinit: hmac-md5,hmac-sha1,hmac-ripemd160,hmac-ripemd160@openssh.com,hmac-sha1-96,hmac-md5-96
debug2: kex_parse_kexinit: none,zlib
debug2: kex_parse_kexinit: none,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_init: found hmac-md5
debug1: kex: server->client aes128-cbc hmac-md5 none
debug2: mac_init: found hmac-md5
debug1: kex: client->server aes128-cbc hmac-md5 none
debug1: SSH2_MSG_KEX_DH_GEX_REQUEST(1024<1024<8192) sent
debug1: expecting SSH2_MSG_KEX_DH_GEX_GROUP
debug2: dh_gen_key: priv key bits set: 135/256
debug2: bits set: 537/1024
debug1: SSH2_MSG_KEX_DH_GEX_INIT sent
debug1: expecting SSH2_MSG_KEX_DH_GEX_REPLY
debug3: check_host_in_hostfile: filename /home/lefevre/.ssh/known_hosts
debug3: check_host_in_hostfile: match line 14
debug3: check_host_in_hostfile: filename /home/lefevre/.ssh/known_hosts
debug3: check_host_in_hostfile: match line 14
debug1: Host 'loria.loria.fr' is known and matches the RSA host key.
debug1: Found key in /home/lefevre/.ssh/known_hosts:14
debug2: bits set: 517/1024
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
debug2: set_newkeys: mode 0
debug1: SSH2_MSG_NEWKEYS received
debug1: SSH2_MSG_SERVICE_REQUEST sent
debug2: service_accept: ssh-userauth
debug1: SSH2_MSG_SERVICE_ACCEPT received
debug2: key: /home/lefevre/.ssh/id_rsa (0x100562b0)
debug2: key: /home/lefevre/.ssh/id_dsa ((nil))
debug1: Authentications that can continue: publickey,password
debug3: start over, passed a different list publickey,password
debug3: preferred 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: Offering public key: /home/lefevre/.ssh/id_rsa
debug3: send_pubkey_test
debug2: we sent a publickey packet, wait for reply
debug1: Server accepts key: pkalg ssh-rsa blen 149
debug2: input_userauth_pk_ok: fp 34:ab:19:e7:aa:36:6c:4f:3a:5d:cc:13:0c:ce:15:b4
debug3: sign_and_send_pubkey
debug1: Authentication succeeded (publickey).
debug1: channel 0: new [client-session]
debug3: ssh_session2_open: channel_new: 0
debug2: channel 0: send open
debug1: Entering interactive session.
debug2: callback start
debug2: ssh_session2_setup: id 0
debug2: channel 0: request pty-req
debug3: tty_make_modes: ospeed 38400
debug3: tty_make_modes: ispeed 38400
debug3: tty_make_modes: 1 3
debug3: tty_make_modes: 2 28
debug3: tty_make_modes: 3 8
debug3: tty_make_modes: 4 21
debug3: tty_make_modes: 5 4
debug3: tty_make_modes: 6 0
debug3: tty_make_modes: 7 0
debug3: tty_make_modes: 8 17
debug3: tty_make_modes: 9 19
debug3: tty_make_modes: 10 26
debug3: tty_make_modes: 12 18
debug3: tty_make_modes: 13 23
debug3: tty_make_modes: 14 22
debug3: tty_make_modes: 18 15
debug3: tty_make_modes: 30 0
debug3: tty_make_modes: 31 0
debug3: tty_make_modes: 32 0
debug3: tty_make_modes: 33 0
debug3: tty_make_modes: 34 0
debug3: tty_make_modes: 35 0
debug3: tty_make_modes: 36 1
debug3: tty_make_modes: 37 0
debug3: tty_make_modes: 38 0
debug3: tty_make_modes: 39 0
debug3: tty_make_modes: 40 0
debug3: tty_make_modes: 41 0
debug3: tty_make_modes: 50 1
debug3: tty_make_modes: 51 1
debug3: tty_make_modes: 52 0
debug3: tty_make_modes: 53 1
debug3: tty_make_modes: 54 1
debug3: tty_make_modes: 55 1
debug3: tty_make_modes: 56 0
debug3: tty_make_modes: 57 0
debug3: tty_make_modes: 58 0
debug3: tty_make_modes: 59 1
debug3: tty_make_modes: 60 1
debug3: tty_make_modes: 61 1
debug3: tty_make_modes: 62 0
debug3: tty_make_modes: 70 1
debug3: tty_make_modes: 71 0
debug3: tty_make_modes: 72 1
debug3: tty_make_modes: 73 0
debug3: tty_make_modes: 74 0
debug3: tty_make_modes: 75 0
debug3: tty_make_modes: 90 1
debug3: tty_make_modes: 91 1
debug3: tty_make_modes: 92 0
debug3: tty_make_modes: 93 0
debug2: channel 0: request shell
debug2: fd 3 setting TCP_NODELAY
debug2: callback done
debug2: channel 0: open confirm rwindow 0 rmax 32768
debug2: channel 0: rcvd adjust 131072
cshrc...
Shell level: 1 (login shell)
.cshrc.opts
.cshrc.term
.cshrc.local
.cshrc.env
.cshrc.aliases
executing /users/spaces/lefevre/i586-linux/bin/zsh -l
zshenv...
zshrc...
Shell level: 2 (login shell)
The tty is frozen
zlogin...
Agent pid 21609
loria1:~> debug1: channel 0: free: client-session, nchannels 1 <1:49:25
debug3: channel 0: status: The following connections are open:
#0 client-session (t4 r0 i0/0 o0/0 fd 5/6)
debug3: channel 0: close_fds r 5 w 6 e 7
Read from remote host loria.loria.fr: Connection reset by peer
Connection to loria.loria.fr closed.
debug1: Transferred: stdin 0, stdout 0, stderr 102 bytes in 599.3 seconds
debug1: Bytes per second: stdin 0.0, stdout 0.0, stderr 0.2
debug1: Exit status -1
zsh: exit 255
You have new mail.
ay:~[255]> <1:59:22
The problem doesn't come from the server, as I've tried with another
ssh server and the same thing occurs (also after 10 minutes).
-- System Information:
Debian Release: testing/unstable
APT prefers testing
APT policy: (900, 'testing'), (200, 'unstable')
Architecture: powerpc (ppc)
Kernel: Linux 2.4.18-newpmac
Locale: LANG=POSIX, LC_CTYPE=en_US.ISO8859-1
Versions of packages ssh depends on:
ii adduser 3.52 Add and remove users and groups
ii debconf 1.4.21 Debian configuration management sy
ii dpkg 1.10.20 Package maintenance system for Deb
ii libc6 2.3.2.ds1-11 GNU C Library: Shared libraries an
ii libpam-modules 0.76-16 Pluggable Authentication Modules f
ii libpam-runtime 0.76-16 Runtime support for the PAM librar
ii libpam0g 0.76-16 Pluggable Authentication Modules l
ii libssl0.9.7 0.9.7d-1 SSL shared libraries
ii libwrap0 7.6-ipv6.1-3 Wietse Venema's TCP wrappers libra
ii zlib1g 1:1.2.1-5 compression library - runtime
-- debconf information:
ssh/insecure_rshd:
ssh/privsep_ask: true
* ssh/user_environment_tell:
* ssh/forward_warning:
* ssh/insecure_telnetd:
ssh/new_config: true
* ssh/use_old_init_script: true
* ssh/SUID_client: true
* ssh/privsep_tell:
ssh/ssh2_keys_merged:
* ssh/protocol2_only: false
ssh/encrypted_host_key_but_no_keygen:
* ssh/run_sshd: true
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