[ 4329.559546][T28696] gre: GRE over IPv4 demultiplexer driver
[ 4331.272645][T28719] ip_gre: GRE over IPv4 tunneling driver
[ 4383.662339][T29290] ip6_gre: GRE over IPv6 tunneling driver
[ 4417.655011][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4422.647960][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4426.998910][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4432.055894][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!