[ 2663.401966][T19285] gre: GRE over IPv4 demultiplexor driver
[ 2665.160526][T19308] ip_gre: GRE over IPv4 tunneling driver
[ 2720.085577][T19888] ip6_gre: GRE over IPv6 tunneling driver
[ 2757.734807][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2763.238736][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2767.782699][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2773.030713][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!