[ 4689.022373][T22339] gre: GRE over IPv4 demultiplexor driver
[ 4691.311566][T22362] ip_gre: GRE over IPv4 tunneling driver
[ 4759.321130][T22937] ip6_gre: GRE over IPv6 tunneling driver
[ 4806.614614][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4813.013594][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4818.326558][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4824.661574][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!