Kube-Proxy br_netfilter Missing

[BugRoger]

The kube-proxy still doesn't load the br_netfilter module. Depending on the start order of things the module might not be loaded when the proxy starts.

Results in:

Sep 22 07:05:49 kubernikus-m21-small-rczz6.novalocal rkt[1264]: E0922 07:05:49.192655    1264 proxier.go:1601] Failed to execute iptables-restore: exit status 2 (iptables-restore v1.4.21: Couldn't load target `KUBE-MARK-DROP':No such file or directory
Sep 22 07:05:49 kubernikus-m21-small-rczz6.novalocal rkt[1264]: Error occurred at line: 28
Sep 22 07:05:49 kubernikus-m21-small-rczz6.novalocal rkt[1264]: Try `iptables-restore -h' or 'iptables-restore --help' for more information.
Sep 22 07:05:49 kubernikus-m21-small-rczz6.novalocal rkt[1264]: )
Sep 22 07:06:19 kubernikus-m21-small-rczz6.novalocal rkt[1264]: E0922 07:06:19.108706    1264 proxier.go:1601] Failed to execute iptables-restore: exit status 2 (iptables-restore v1.4.21: Couldn't load target `KUBE-MARK-DROP':No such file or directory
Sep 22 07:06:19 kubernikus-m21-small-rczz6.novalocal rkt[1264]: Error occurred at line: 28
Sep 22 07:06:19 kubernikus-m21-small-rczz6.novalocal rkt[1264]: Try `iptables-restore -h' or 'iptables-restore --help' for more information.
Sep 22 07:06:19 kubernikus-m21-small-rczz6.novalocal rkt[1264]: )
...