[ 4455.832067][T22399] gre: GRE over IPv4 demultiplexor driver
[ 4457.887250][T22422] ip_gre: GRE over IPv4 tunneling driver
[ 4519.135259][T22996] ip6_gre: GRE over IPv6 tunneling driver
[ 4561.639735][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4567.591668][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4572.711723][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4578.792711][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!