[ 4331.986491][T21510] gre: GRE over IPv4 demultiplexor driver
[ 4334.115187][T21533] ip_gre: GRE over IPv4 tunneling driver
[ 4395.969089][T22104] ip6_gre: GRE over IPv6 tunneling driver
[ 4439.104468][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4445.055381][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4450.047375][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4456.255395][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!