[ 3172.116896][T28699] gre: GRE over IPv4 demultiplexor driver
[ 3173.320316][T28722] ip_gre: GRE over IPv4 tunneling driver
[ 3210.037312][T29295] ip6_gre: GRE over IPv6 tunneling driver
[ 3227.891272][T19018] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 3234.666210][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3238.570182][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3241.898181][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3245.739177][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!