[ 4443.160185][T22445] gre: GRE over IPv4 demultiplexor driver
[ 4445.212590][T22468] ip_gre: GRE over IPv4 tunneling driver
[ 4510.055795][T23049] ip6_gre: GRE over IPv6 tunneling driver
[ 4556.225577][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4562.561521][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4567.681501][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4574.081520][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!