[ 2228.689975][T18295] gre: GRE over IPv4 demultiplexor driver
[ 2230.369982][T18318] ip_gre: GRE over IPv4 tunneling driver
[ 2282.565184][T18889] ip6_gre: GRE over IPv6 tunneling driver
[ 2318.906535][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2323.962458][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2328.506427][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2333.754432][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!