[ 3351.818697][T23276] gre: GRE over IPv4 demultiplexor driver
[ 3353.032935][T23300] ip_gre: GRE over IPv4 tunneling driver
[ 3389.218360][T23873] ip6_gre: GRE over IPv6 tunneling driver
[ 3406.606144][T20622] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 3413.262994][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3416.911018][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3420.110979][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3423.950995][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!