[ 4285.343737][T29286] gre: GRE over IPv4 demultiplexer driver
[ 4287.741584][T29310] ip_gre: GRE over IPv4 tunneling driver
[ 4340.858093][T29881] ip6_gre: GRE over IPv6 tunneling driver
[ 4364.712536][T20268] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 4373.353419][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4378.088442][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4382.121404][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4386.857409][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!