[ 4340.856461][T20027] gre: GRE over IPv4 demultiplexor driver
[ 4343.003519][T20051] ip_gre: GRE over IPv4 tunneling driver
[ 4405.799751][T20624] ip6_gre: GRE over IPv6 tunneling driver
[ 4449.399458][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4455.415357][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4460.407377][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4466.359367][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!