[ 3186.649111][T27708] gre: GRE over IPv4 demultiplexor driver
[ 3187.778565][T27731] ip_gre: GRE over IPv4 tunneling driver
[ 3224.895548][T28303] ip6_gre: GRE over IPv6 tunneling driver
[ 3240.222446][T18706] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 3249.375321][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3253.150339][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3256.350326][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3260.126315][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!