[ 3171.868312][T28951] gre: GRE over IPv4 demultiplexor driver
[ 3173.042321][T28974] ip_gre: GRE over IPv4 tunneling driver
[ 3208.892916][T29553] ip6_gre: GRE over IPv6 tunneling driver
[ 3215.656070][T12753] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 3233.126492][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3236.902505][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3240.231495][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3244.006505][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!