[ 4298.809818][T19999] gre: GRE over IPv4 demultiplexor driver
[ 4300.980816][T20023] ip_gre: GRE over IPv4 tunneling driver
[ 4362.202395][T20600] ip6_gre: GRE over IPv6 tunneling driver
[ 4405.807298][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4412.016197][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4417.072196][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4422.896194][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!