[ 4348.904530][T20098] gre: GRE over IPv4 demultiplexor driver
[ 4351.214098][T20122] ip_gre: GRE over IPv4 tunneling driver
[ 4414.343347][T20694] ip6_gre: GRE over IPv6 tunneling driver
[ 4458.061246][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4464.141110][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4469.261144][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4475.598102][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!