[Bug 1010045] Re: 12.04 hangs on shutdown deconfiguring network interfaces

[Frederic]

stty: standard input: unable to perform all requested operations
* Stopping web server apache2 [ OK ] ... waiting
* Stopping Bacula File daemon... [ OK ]
Checking for running unattended-upgrades:
* Running nssldap-update-ignoreusers... [ OK ]
* Stopping Name Service Cache Daemon nscd [ OK ]
* Stopping PHP5 FastCGI Process Manager php5-fpm [ OK ]
* Stopping Postfix Mail Transport Agent postfix [ OK ]
* Stopping ftp server proftpd [ OK ]
* Asking all remaining processes to terminate... [ OK ]
* All processes ended within 2 seconds.... [ OK ]
* Saving random seed... [ OK ]
rpcbind: rpcbind terminating on signal. Restart with "rpcbind -w"
+ PATH=/usr/local/sbin:/usr/local/bin:/sbin:/bin:/usr/sbin:/usr/bin
+ [ -x /sbin/ifup ]
+ . /lib/lsb/init-functions
+ FANCYTTY=
+ [ -e /etc/lsb-base-logging.sh ]
+ . /etc/lsb-base-logging.sh
+ LOG_DAEMON_MSG=
+ check_network_file_systems
+ [ -e /proc/mounts ]
+ [ -e /etc/iscsi/iscsi.initramfs ]
+ exec
+ read DEV MTPT FSTYPE REST
+ read DEV MTPT FSTYPE REST
+ read DEV MTPT FSTYPE REST
+ read DEV MTPT FSTYPE REST
+ read DEV MTPT FSTYPE REST
+ read DEV MTPT FSTYPE REST
+ read DEV MTPT FSTYPE REST
+ read DEV MTPT FSTYPE REST
+ read DEV MTPT FSTYPE REST
+ read DEV MTPT FSTYPE REST
+ read DEV MTPT FSTYPE REST
+ read DEV MTPT FSTYPE REST
+ read DEV MTPT FSTYPE REST
+ exec
+ check_network_swap
+ [ -e /proc/swaps ]
+ exec
+ read DEV MTPT FSTYPE REST
+ read DEV MTPT FSTYPE REST
+ read DEV MTPT FSTYPE REST
+ exec
+ initctl emit deconfiguring-networking
+ log_action_begin_msg Deconfiguring network interfaces
+ log_daemon_msg Deconfiguring network interfaces...
+ [ -z Deconfiguring network interfaces... ]
+ log_use_fancy_output
+ TPUT=/usr/bin/tput
+ EXPR=/usr/bin/expr
+ [ -t 1 ]
+ [ xlinux != x ]
+ [ xlinux != xdumb ]
+ [ -x /usr/bin/tput ]
+ [ -x /usr/bin/expr ]
+ /usr/bin/tput hpa 60
+ /usr/bin/tput setaf 1
+ [ -z ]
+ FANCYTTY=1
+ true
+ /usr/bin/tput xenl
+ /usr/bin/tput cols
+ COLS=80
+ [ 80 ]
+ [ 80 -gt 6 ]
+ /usr/bin/expr 80 - 7
+ COL=73
+ log_use_plymouth
+ [ n = y ]
+ plymouth --ping
+ printf * Deconfiguring network interfaces...
* Deconfiguring network interfaces... + /usr/bin/expr 80 - 1
+ /usr/bin/tput hpa 79
+ printf
+ [ yes != no ]
+ ifdown -a --exclude=lo

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https://bugs.launchpad.net/bugs/1010045

Title:
  12.04 hangs on shutdown deconfiguring network interfaces

Status in “ifupdown” package in Ubuntu:
  New

Bug description:
  When shutting down the 12.04 guest, it hangs on "Deconfiguring network
  interfaces...", when there are multiple networkcards.

  The system is going down for halt NOW!
   * Stopping web server apache2                                           [ OK ]  ... waiting 
   * Stopping Bacula File daemon...                                        [ OK ] 
  Checking for running unattended-upgrades: 
   * Running nssldap-update-ignoreusers...                                 [ OK ] 
   * Stopping Name Service Cache Daemon nscd                               [ OK ] 
   * Stopping Postfix Mail Transport Agent postfix                         [ OK ] 
   * Stopping ftp server proftpd                                           [ OK ] 
   * Asking all remaining processes to terminate...                        [ OK ] 
   * All processes ended within 2 seconds....                              [ OK ] 
  rpcbind: rpcbind terminating on signal. Restart with "rpcbind -w"
   * Deconfiguring network interfaces...                                          

  <hang>

  We only have this issue when a vm has multiple network cards assigned.
  When we do a manual "/etc/init.d/network stop; halt", the vm shuts down like expected.

  dpkg -l | grep ifupdown
  ii  ifupdown                         0.7~beta2ubuntu8              high level tools to configure network interfaces

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