[ 3218.906774][T23672] gre: GRE over IPv4 demultiplexer driver
[ 3220.519354][T23695] ip_gre: GRE over IPv4 tunneling driver
[ 3269.082761][T24268] ip6_gre: GRE over IPv6 tunneling driver
[ 3302.535200][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3307.463128][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3311.624096][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3316.551109][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!