[ 1506.327575][  T641] gre: GRE over IPv4 demultiplexer driver
[ 1506.781238][  T664] ip_gre: GRE over IPv4 tunneling driver
[ 1522.590546][ T1239] ip6_gre: GRE over IPv6 tunneling driver
[ 1533.177996][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1535.161966][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1537.016967][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1539.000972][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!