[ 1460.919174][T21478] gre: GRE over IPv4 demultiplexer driver
[ 1461.390029][T21501] ip_gre: GRE over IPv4 tunneling driver
[ 1477.813713][T22073] ip6_gre: GRE over IPv6 tunneling driver
[ 1488.763170][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1490.874145][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1492.794126][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1494.907121][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!