[ 1525.649732][T18806] gre: GRE over IPv4 demultiplexer driver
[ 1526.107344][T18829] ip_gre: GRE over IPv4 tunneling driver
[ 1541.038703][T19400] ip6_gre: GRE over IPv6 tunneling driver
[ 1544.404311][T25341] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 1550.731229][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1552.588233][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1554.380231][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1556.299238][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!