[ 1501.035066][T31253] gre: GRE over IPv4 demultiplexer driver
[ 1501.495345][T31283] ip_gre: GRE over IPv4 tunneling driver
[ 1516.925819][T31857] ip6_gre: GRE over IPv6 tunneling driver
[ 1527.036739][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1529.020716][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1530.812703][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1532.861707][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!