[ 4460.875209][T29205] gre: GRE over IPv4 demultiplexer driver
[ 4462.454798][T29228] ip_gre: GRE over IPv4 tunneling driver
[ 4510.963366][T29807] ip6_gre: GRE over IPv6 tunneling driver
[ 4545.238512][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4550.230728][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4554.454457][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4559.446433][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!