[ 3598.104645][T28598] gre: GRE over IPv4 demultiplexor driver
[ 3600.154282][T28622] ip_gre: GRE over IPv4 tunneling driver
[ 3661.764037][T29195] ip6_gre: GRE over IPv6 tunneling driver
[ 3704.944796][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3710.960713][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3716.080767][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3722.224704][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!