[ 4199.889110][T29147] gre: GRE over IPv4 demultiplexer driver
[ 4201.504589][T29170] ip_gre: GRE over IPv4 tunneling driver
[ 4250.251149][T29742] ip6_gre: GRE over IPv6 tunneling driver
[ 4284.195041][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4289.186920][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4293.602912][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4298.594916][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!