[ 1357.423445][T10896] gre: GRE over IPv4 demultiplexer driver
[ 1357.894005][T10919] ip_gre: GRE over IPv4 tunneling driver
[ 1373.554080][T11490] ip6_gre: GRE over IPv6 tunneling driver
[ 1383.818083][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1385.802054][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1387.658050][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1389.641061][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!