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Bug 454248 - net-misc/openssh-6.1_p1-r1: ssh login with key hangs
Summary: net-misc/openssh-6.1_p1-r1: ssh login with key hangs
Status: UNCONFIRMED
Alias: None
Product: Gentoo Linux
Classification: Unclassified
Component: [OLD] Core system (show other bugs)
Hardware: All Linux
: Normal normal (vote)
Assignee: Gentoo's Team for Core System packages
URL:
Whiteboard:
Keywords:
Depends on:
Blocks:
 
Reported: 2013-01-27 08:27 UTC by Juergen Rose
Modified: 2013-06-18 18:10 UTC (History)
0 users

See Also:
Package list:
Runtime testing required: ---


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Description Juergen Rose 2013-01-27 08:27:20 UTC
If I want to login into an ssh-server with a public key, it does not work more for some days. It hangs after server accepts key:

rose@impala:/home_impala/rose(1)$ ssh -vY condor
OpenSSH_6.1p1-hpn13v11, OpenSSL 1.0.1c 10 May 2012
debug1: Reading configuration data /home/rose/.ssh/config
debug1: Reading configuration data /etc/ssh/ssh_config
debug1: Connecting to condor [192.168.1.76] port 22.
debug1: Connection established.
debug1: identity file /home/rose/.ssh/id_rsa type -1
debug1: identity file /home/rose/.ssh/id_rsa-cert type -1
debug1: identity file /home/rose/.ssh/id_dsa type 2
debug1: identity file /home/rose/.ssh/id_dsa-cert type -1
debug1: identity file /home/rose/.ssh/id_ecdsa type -1
debug1: identity file /home/rose/.ssh/id_ecdsa-cert type -1
debug1: Remote protocol version 2.0, remote software version OpenSSH_6.1p1-hpn13v11
debug1: match: OpenSSH_6.1p1-hpn13v11 pat OpenSSH*
debug1: Enabling compatibility mode for protocol 2.0
debug1: Local version string SSH-2.0-OpenSSH_6.1p1-hpn13v11
debug1: SSH2_MSG_KEXINIT sent
debug1: SSH2_MSG_KEXINIT received
debug1: AUTH STATE IS 0
debug1: REQUESTED ENC.NAME is 'aes128-ctr'
debug1: kex: server->client aes128-ctr hmac-md5 none
debug1: REQUESTED ENC.NAME is 'aes128-ctr'
debug1: kex: client->server aes128-ctr hmac-md5 none
debug1: sending SSH2_MSG_KEX_ECDH_INIT
debug1: expecting SSH2_MSG_KEX_ECDH_REPLY
debug1: Server host key: ECDSA xx:xx:xx:xx:xx:xx:xx:xx:xx:xx:xx:xx:xx:xx:xx:xx
debug1: Host 'condor' is known and matches the ECDSA host key.
debug1: Found key in /home/rose/.ssh/known_hosts:2
debug1: ssh_ecdsa_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,keyboard-interactive
debug1: Next authentication method: publickey
debug1: Offering DSA public key: /home/rose/.ssh/id_dsa





rose@impala:/home_impala/rose(2)$ qlist -Iv openssh
net-misc/openssh-6.1_p1-r1
rose@impala:/home_impala/rose(3)$ genlop -t openssh | tail

     Sun Sep  9 11:34:57 2012 >>> net-misc/openssh-6.1_p1
       merge time: 1 minute and 7 seconds.

     Tue Nov  6 09:19:04 2012 >>> net-misc/openssh-6.1_p1
       merge time: 1 minute and 12 seconds.

     Fri Jan 18 09:34:19 2013 >>> net-misc/openssh-6.1_p1-r1
       merge time: 1 minute and 9 seconds.




rose@impala:/home_impala/rose(4)$ emerge --info "=openssh-6.1_p1-r1"
Portage 2.1.11.50 (default/linux/amd64/10.0, gcc-4.6.3, glibc-2.16.0, 3.7.4-gentoo x86_64)
=================================================================
                        System Settings
=================================================================
System uname: Linux-3.7.4-gentoo-x86_64-AMD_Phenom-tm-_II_X4_965_Processor-with-gentoo-2.2
KiB Mem:     8165848 total,   1316604 free
KiB Swap:   50347696 total,  50347588 free
Timestamp of tree: Sun, 27 Jan 2013 05:00:01 +0000
ld GNU ld (GNU Binutils) 2.23.1
app-shells/bash:          4.2_p42
dev-java/java-config:     2.1.12-r1
dev-lang/python:          2.7.3-r3, 3.2.3-r2
dev-util/cmake:           2.8.10.2-r1
dev-util/pkgconfig:       0.28
sys-apps/baselayout:      2.2
sys-apps/openrc:          0.11.8
sys-apps/sandbox:         2.6
sys-devel/autoconf:       2.13, 2.69
sys-devel/automake:       1.9.6-r3, 1.10.3, 1.11.6, 1.12.6, 1.13.1
sys-devel/binutils:       2.23.1
sys-devel/gcc:            4.6.3
sys-devel/gcc-config:     1.8
sys-devel/libtool:        2.4.2
sys-devel/make:           3.82-r4
sys-kernel/linux-headers: 3.7 (virtual/os-headers)
sys-libs/glibc:           2.16.0
Repositories: gentoo x11 bicatali science sage-on-gentoo sunrise lisp java-overlay lordvan x-portage x-cpan g-octave
ACCEPT_KEYWORDS="amd64 ~amd64"
ACCEPT_LICENSE="* -@EULA PUEL Intel-SDP dlj-1.1 skype-eula skype-4.0.0.7-copyright googleearth AdobeFlash-10.3 cadsoft Oracle-BCLA-JavaSE MakeMKV-EULA"
CBUILD="x86_64-pc-linux-gnu"
CFLAGS="-march=amdfam10 -O2 -pipe"
CHOST="x86_64-pc-linux-gnu"
CONFIG_PROTECT="/etc /usr/share/config /usr/share/gnupg/qualified.txt /usr/share/polkit-1/actions /var/lib/hsqldb"
CONFIG_PROTECT_MASK="/etc/ca-certificates.conf /etc/dconf /etc/env.d /etc/fonts/fonts.conf /etc/gconf /etc/gentoo-release /etc/php/apache2-php5.4/ext-active/ /etc/php/cgi-php5.4/ext-active/ /etc/php/cli-php5.4/ext-active/ /etc/revdep-rebuild /etc/sandbox.d /etc/terminfo /etc/texmf/language.dat.d /etc/texmf/language.def.d /etc/texmf/updmap.d /etc/texmf/web2c"
CXXFLAGS="-march=amdfam10 -O2 -pipe"
DISTDIR="/usr/portage/distfiles"
FCFLAGS="-O2 -pipe"
FEATURES="assume-digests binpkg-logs config-protect-if-modified distlocks ebuild-locks fixlafiles merge-sync news parallel-fetch protect-owned sandbox sfperms strict unknown-features-warn unmerge-logs unmerge-orphans userfetch xattr"
FFLAGS="-O2 -pipe"
GENTOO_MIRRORS="http://distfiles.gentoo.org"
LANG="de_DE.UTF-8"
LDFLAGS="-Wl,-O1 -Wl,--as-needed"
MAKEOPTS="-j5"
PKGDIR="/usr/portage/packages"
PORTAGE_CONFIGROOT="/"
PORTAGE_RSYNC_OPTS="--recursive --links --safe-links --perms --times --compress --force --whole-file --delete --stats --human-readable --timeout=180 --exclude=/distfiles --exclude=/local --exclude=/packages"
PORTAGE_TMPDIR="/var/tmp"
PORTDIR="/usr/portage"
PORTDIR_OVERLAY="/var/lib/layman/x11 /var/lib/layman/bicatali /var/lib/layman/science /var/lib/layman/sage-on-gentoo /var/lib/layman/sunrise /var/lib/layman/lisp /var/lib/layman/java-overlay /var/lib/layman/lordvan /usr/local/portage /var/lib/cpan /var/lib/g-octave"
SYNC="rsync://rsync.gentoo.org/gentoo-portage"
USE="3dnow 3dnowext 64bit R X Xaw3d a52 aac accessibility acl acpi admin afs alsa amd64 ao apache2 apng applet archive arpack asf aspell assistant atlas audacious audiofile automap automount bash-completion berkdb blas blast bluetooth bluray boo boost bzip2 cairo cdda cddb cdf cdio cdparanoia cdr cg cgi chm cli consolekit corba cracklib crypt css cuda cups curl cxx daap db dbi dbm dbus declarative designer devhelp device-mapper dga dia dirac djvu doc dot dri ds2490 ds9097 ds9097u dts dv dvb dvd dvdr dvi dynamicplugin eds egl elf emacs emboss emf encode epiphany evo examples exif expat extensions extra extras faac faad fam ffmpeg fftw firefox fits flac fltk fontconfig foomaticdb fortran fortran95 fpm fpx fts3 fuse g3dvl gcj gd gdal gdbm gdu gedit geoip geolocation geos gfortran gif gimp git glade glib glpk gml gmp gnome gnome-keyring gnome-print gnuplot gnutls gold gphoto2 gpm grammar graphics graphtft graphviz grass gsl gsm gstreamer gtk gtk3 gudev guile harness hddtemp hdf hdf5 hdri html http httpd hvm hwdb iconv icq icu id3 id3tag ide imagemagick imap inotify introspection ipod ipv6 ithreads jabber jadetex java java6 jbig john jpeg jpeg2k kate kde kdepim kdrive kerberos keymap kpathsea kqemu kvm ladspa lame lapack latex lcms ldap lensfun libffi libkms libnotify libsamplerate live lm_sensors lua lzo mad mail maildir mapnik math matroska media-library mercurial mikmod mkl mmx mmxext mng mod modules mono motif mozilla mp3 mp4 mpeg mpi mplayer mtp mudflap multilib musepack musicbrainz mysql mysqli nautilus ncurses netcdf netpbm network networking networkmanager nfs nls nntp nptl nsplugin ntfs ntp numpy nvidia obex objc ocaml ocr octave odbc ofa ogdi ogg openexr opengl openmp overview pam pcre pda pdf perl plasma plotutils plugins png podcast policykit portaudio posix postgres postscript ppds preview-latex proj projectm projectx pstricks pulseaudio python python-bindings q16 q32 qemu qhull qt3support qt4 quicktime raw readline reiserfs reports rhythmbox rle romio rpc rrdcgi rrdtool sage samba sasl schroedinger science sdk sdl secure-delete semantic-desktop server session shout sip slang slp smart smbclient smp sms sndfile snmp soap sockets sound soup sox speex spell sql sqlite sse sse2 sse4a ssl stlport subtitles subversion sudo suexec svg svm swig szip t1lib tcl tcpd tex tex4ht texmacs tgif theora thesaurus threads thunderbird tidy tiff tk tools truetype udev udisks unicode usb userlocales utempter v4l vaapi vala vdpau video virtualbox visio vorbis vpx wav webdav webdav-serf webkit wmf wxwidgets x264 xa xattr xcb xemacs xetex xext xft xine xml xmlreader xmlrpc xpm xv xvid xvmc yaml youtube zlib zvbi" ALSA_CARDS="ali5451 als4000 atiixp atiixp-modem bt87x ca0106 cmipci emu10k1x ens1370 ens1371 es1938 es1968 fm801 hda-intel intel8x0 intel8x0m maestro3 trident usb-audio via82xx via82xx-modem ymfpci" ALSA_PCM_PLUGINS="adpcm alaw asym copy dmix dshare dsnoop empty extplug file hooks iec958 ioplug ladspa lfloat linear meter mmap_emul mulaw multi null plug rate route share shm softvol" APACHE2_MODULES="actions alias auth_basic auth_digest authn_anon authn_dbd authn_core authn_dbm authn_default authn_file authz_core authz_dbm authz_default authz_groupfile authz_host authz_owner authz_user autoindex cache cgid dav dav_fs dav_lock dbd deflate dir disk_cache env expires ext_filter file_cache filter headers ident imagemap include info lbmethod_byrequests log_config logio mem_cache mime mime_magic negotiation proxy proxy_ajp proxy_balancer proxy_connect proxy_http rewrite setenvif slotmem_shm so socache_shmcb speling status unique_id unixd userdir usertrack vhost_alias" CALLIGRA_FEATURES="kexi words flow plan sheets stage tables krita karbon braindump" CAMERAS="canon fuji ptp2" COLLECTD_PLUGINS="df interface irq load memory rrdtool swap syslog" CURL_SSL="nss" DRACUT_MODULES="caps lvm mdraid syslog" ELIBC="glibc" GPSD_PROTOCOLS="ashtech aivdm earthmate evermore fv18 garmin garmintxt gpsclock itrax mtk3301 nmea ntrip navcom oceanserver oldstyle oncore rtcm104v2 rtcm104v3 sirf superstar2 timing tsip tripmate tnt ubx" INPUT_DEVICES="keyboard mouse evdev" KERNEL="linux" LCD_DEVICES="bayrad cfontz cfontz633 glk hd44780 lb216 lcdm001 mtxorb ncurses text" LIBREOFFICE_EXTENSIONS="presenter-console presenter-minimizer" LINGUAS="de fr ru" NETBEANS_MODULES="apisupport cnd dlight enterprise ergonomics groovy gsf harness ide identity j2ee java mobility nb php profiler ruby websvccommon xml" PHP_TARGETS="php5-3" PYTHON_SINGLE_TARGET="python2_7" PYTHON_TARGETS="python2_7 python3_2" QEMU_SOFTMMU_TARGETS="arm i386 x86_64" QEMU_USER_TARGETS="arm i386 x86_64" RUBY_TARGETS="ruby18 ruby19" USERLAND="GNU" VIDEO_CARDS="nouveau" XTABLES_ADDONS="quota2 psd pknock lscan length2 ipv4options ipset ipp2p iface geoip fuzzy condition tee tarpit sysrq steal rawnat logmark ipmark dhcpmac delude chaos account"
USE_PYTHON="2.7 3.2"
Unset:  CPPFLAGS, CTARGET, EMERGE_DEFAULT_OPTS, INSTALL_MASK, LC_ALL, PORTAGE_BUNZIP2_COMMAND, PORTAGE_COMPRESS, PORTAGE_COMPRESS_FLAGS, PORTAGE_RSYNC_EXTRA_OPTS

=================================================================
                        Package Settings
=================================================================

net-misc/openssh-6.1_p1-r1 was built with the following:
USE="X hpn kerberos ldap (multilib) pam tcpd -X509 -bindist -ldns -libedit (-selinux) -skey -static"
Comment 1 Juergen Rose 2013-01-27 08:34:16 UTC
BTW. If I do as root at impala, 'ssh -vY rose@impala':

...
debug1: Authentications that can continue: publickey,keyboard-interactive
debug1: Next authentication method: publickey
debug1: Trying private key: /root/.ssh/id_rsa
debug1: Trying private key: /root/.ssh/id_dsa
debug1: Trying private key: /root/.ssh/id_ecdsa
debug1: Next authentication method: keyboard-interactive
Password: 
debug1: Authentication succeeded (keyboard-interactive).
Authenticated to condor ([192.168.1.76]:22).

login works like a charm.
Comment 2 Juergen Rose 2013-01-27 08:45:05 UTC
I just saw, that I missed the last line of the ssh output in my first posting. So, ssh comes until:

...
debug1: Authentications that can continue: publickey,keyboard-interactive
debug1: Next authentication method: publickey
debug1: Offering DSA public key: /home/rose/.ssh/id_dsa
debug1: Server accepts key: pkalg ssh-dss blen 434
Comment 3 Juergen Rose 2013-06-18 14:36:57 UTC
I have the same issue at the next pairs of computer. I want as rose@leopard open a ssh connection to lynx. It hangs since today:

rose@leopard:/home_leopard/rose(9)$ ssh -v rose@lynx
OpenSSH_6.1p1-hpn13v11, OpenSSL 1.0.1e 11 Feb 2013
debug1: Reading configuration data /home/rose/.ssh/config
debug1: Reading configuration data /etc/ssh/ssh_config
debug1: Connecting to lynx [192.168.2.11] port 22.
debug1: Connection established.
debug1: identity file /home/rose/.ssh/id_rsa type -1
debug1: identity file /home/rose/.ssh/id_rsa-cert type -1
debug1: identity file /home/rose/.ssh/id_dsa type 2
debug1: identity file /home/rose/.ssh/id_dsa-cert type -1
debug1: identity file /home/rose/.ssh/id_ecdsa type -1
debug1: identity file /home/rose/.ssh/id_ecdsa-cert type -1
debug1: Remote protocol version 2.0, remote software version OpenSSH_6.1p1-hpn13v11
debug1: match: OpenSSH_6.1p1-hpn13v11 pat OpenSSH*
debug1: Enabling compatibility mode for protocol 2.0
debug1: Local version string SSH-2.0-OpenSSH_6.1p1-hpn13v11
debug1: SSH2_MSG_KEXINIT sent
debug1: SSH2_MSG_KEXINIT received
debug1: AUTH STATE IS 0
debug1: REQUESTED ENC.NAME is 'aes128-ctr'
debug1: kex: server->client aes128-ctr hmac-md5 none
debug1: REQUESTED ENC.NAME is 'aes128-ctr'
debug1: kex: client->server aes128-ctr hmac-md5 none
debug1: sending SSH2_MSG_KEX_ECDH_INIT
debug1: expecting SSH2_MSG_KEX_ECDH_REPLY
debug1: Server host key: ECDSA 54:57:64:da:e0:57:a1:14:2e:68:41:86:e0:84:17:4c
debug1: Host 'lynx' is known and matches the ECDSA host key.
debug1: Found key in /home/rose/.ssh/known_hosts:2
debug1: ssh_ecdsa_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,keyboard-interactive
debug1: Next authentication method: publickey
debug1: Offering DSA public key: /home/rose/.ssh/id_dsa
debug1: Server accepts key: pkalg ssh-dss blen 434
^C
rose@leopard:/home_leopard/rose(10)$ mv /home/rose/.ssh/id_rsa /home/rose/.ssh/_id_rsa


If I do the same as root it works:

root@leopard:/root(23)# ssh -v rose@lynx
OpenSSH_6.1p1-hpn13v11, OpenSSL 1.0.1e 11 Feb 2013
debug1: Reading configuration data /root/.ssh/config
debug1: Reading configuration data /etc/ssh/ssh_config
debug1: Connecting to lynx [192.168.2.11] port 22.
debug1: Connection established.
debug1: permanently_set_uid: 0/0
debug1: identity file /root/.ssh/id_rsa type -1
debug1: identity file /root/.ssh/id_rsa-cert type -1
debug1: identity file /root/.ssh/id_dsa type -1
debug1: identity file /root/.ssh/id_dsa-cert type -1
debug1: identity file /root/.ssh/id_ecdsa type -1
debug1: identity file /root/.ssh/id_ecdsa-cert type -1
debug1: Remote protocol version 2.0, remote software version OpenSSH_6.1p1-hpn13v11
debug1: match: OpenSSH_6.1p1-hpn13v11 pat OpenSSH*
debug1: Enabling compatibility mode for protocol 2.0
debug1: Local version string SSH-2.0-OpenSSH_6.1p1-hpn13v11
debug1: SSH2_MSG_KEXINIT sent
debug1: SSH2_MSG_KEXINIT received
debug1: AUTH STATE IS 0
debug1: REQUESTED ENC.NAME is 'aes128-ctr'
debug1: kex: server->client aes128-ctr hmac-md5 none
debug1: REQUESTED ENC.NAME is 'aes128-ctr'
debug1: kex: client->server aes128-ctr hmac-md5 none
debug1: sending SSH2_MSG_KEX_ECDH_INIT
debug1: expecting SSH2_MSG_KEX_ECDH_REPLY
debug1: Server host key: ECDSA 54:57:64:da:e0:57:a1:14:2e:68:41:86:e0:84:17:4c
debug1: Host 'lynx' is known and matches the ECDSA host key.
debug1: Found key in /root/.ssh/known_hosts:3
debug1: ssh_ecdsa_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,keyboard-interactive
debug1: Next authentication method: publickey
debug1: Trying private key: /root/.ssh/id_rsa
debug1: Trying private key: /root/.ssh/id_dsa
debug1: Trying private key: /root/.ssh/id_ecdsa
debug1: Next authentication method: keyboard-interactive
Password: 
debug1: Authentication succeeded (keyboard-interactive).
Authenticated to lynx ([192.168.2.11]:22).
debug1: Final hpn_buffer_size = 131072
debug1: HPN Disabled: 0, HPN Buffer Size: 131072
debug1: channel 0: new [client-session]
debug1: Enabled Dynamic Window Scaling

debug1: Requesting no-more-sessions@openssh.com
debug1: Entering interactive session.
debug1: Sending environment.
debug1: Sending env LANG = en_US.UTF-8
...
rose@lynx:/home/rose(1)$ 

Restarting the ssh server at lynx does not change anything. Removing the ssh keys in /home/rose/.ssh does not change anything. It happens not only with lynx at target but also with other computers.

Any idea?
Comment 4 Juergen Rose 2013-06-18 18:10:49 UTC
After reboot the issue disappeared. Could it be, that a crashed gnome-keyring-daemon could be responsible for the last issue?