undercloud upgrade from 8 to 9 fails with sysctl parameter net.ipv6.ip_nonlocal_bind wasn't found on this system

Issue

When performing the undercloud upgrade from 8 to 9 the following error is show:

Error: Could not prefetch sysctl_runtime provider 'sysctl_runtime': sysctl parameter net.ipv6.ip_nonlocal_bind wasn't found on this system
Notice: /Stage[main]/Main/Sysctl::Value[net.ipv4.ip_nonlocal_bind]/Sysctl_runtime[net.ipv4.ip_nonlocal_bind]/val: val changed '0' to '1'
Notice: /Stage[main]/Main/Sysctl::Value[net.ipv6.ip_nonlocal_bind]/Sysctl[net.ipv6.ip_nonlocal_bind]/ensure: created
Error: Execution of '/sbin/sysctl net.ipv6.ip_nonlocal_bind=1' returned 255: sysctl: cannot stat /proc/sys/net/ipv6/ip_nonlocal_bind: No such file or directory
Error: /Stage[main]/Main/Sysctl::Value[net.ipv6.ip_nonlocal_bind]/Sysctl_runtime[net.ipv6.ip_nonlocal_bind]/val: change from absent to 1 failed: Execution of '/sbin/sysctl net.ipv6.ip_nonlocal_bind=1' returned 255: sysctl: cannot stat /proc/sys/net/ipv6/ip_nonlocal_bind: No such file or directory
....
...
Notice: /Stage[main]/Heat::Deps/Anchor[heat::config::end]: Triggered 'refresh' from 37 events
Notice: /Stage[main]/Heat::Db::Sync/Exec[heat-dbsync]: Triggered 'refresh' from 1 events
Notice: /Stage[main]/Heat::Deps/Anchor[heat::dbsync::end]: Triggered 'refresh' from 1 events
Notice: /Stage[main]/Heat::Deps/Anchor[heat::service::begin]: Triggered 'refresh' from 2 events
Notice: /Stage[main]/Heat::Api_cfn/Service[heat-api-cfn]/ensure: ensure changed 'stopped' to 'running'
Notice: /Stage[main]/Heat::Engine/Service[heat-engine]/ensure: ensure changed 'stopped' to 'running'
Notice: /Stage[main]/Heat::Api/Service[heat-api]/ensure: ensure changed 'stopped' to 'running'
Notice: /Stage[main]/Heat::Deps/Anchor[heat::service::end]: Triggered 'refresh' from 3 events
Notice: Finished catalog run in 155.92 seconds
+ rc=6
+ set -e
+ echo 'puppet apply exited with exit code 6'
puppet apply exited with exit code 6
+ '[' 6 '!=' 2 -a 6 '!=' 0 ']'
+ exit 6
[2017-02-21 11:26:41,020] (os-refresh-config) [ERROR] during configure phase. [Command '['dib-run-parts', '/usr/libe

[2017-02-21 11:26:41,021] (os-refresh-config) [ERROR] Aborting...
Traceback (most recent call last):
  File "<string>", line 1, in <module>
  File "/usr/lib/python2.7/site-packages/instack_undercloud/undercloud.py", line 845, in install
    _run_orc(instack_env)
  File "/usr/lib/python2.7/site-packages/instack_undercloud/undercloud.py", line 735, in _run_orc
    _run_live_command(args, instack_env, 'os-refresh-config')
  File "/usr/lib/python2.7/site-packages/instack_undercloud/undercloud.py", line 406, in _run_live_command
    raise RuntimeError('%s failed. See log for details.' % name)
RuntimeError: os-refresh-config failed. See log for details.
Command 'instack-install-undercloud' returned non-zero exit status 1