[ 4745.171483][T24653] gre: GRE over IPv4 demultiplexor driver
[ 4747.436331][T24676] ip_gre: GRE over IPv4 tunneling driver
[ 4813.856534][T25253] ip6_gre: GRE over IPv6 tunneling driver
[ 4859.238556][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4865.638488][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4871.079461][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4877.414487][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!