[ 3262.954928][T26148] gre: GRE over IPv4 demultiplexor driver
[ 3264.171327][T26171] ip_gre: GRE over IPv4 tunneling driver
[ 3300.284439][T26744] ip6_gre: GRE over IPv6 tunneling driver
[ 3306.952345][T19699] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 3324.552211][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3328.327240][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3331.655228][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3335.431379][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!