[ 2159.047540][T17619] gre: GRE over IPv4 demultiplexor driver
[ 2161.458335][T17642] ip_gre: GRE over IPv4 tunneling driver
[ 2217.813080][T18214] ip6_gre: GRE over IPv6 tunneling driver
[ 2256.496454][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2262.000362][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2266.673328][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2271.920336][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!