[ 4418.855066][T28728] gre: GRE over IPv4 demultiplexer driver
[ 4420.498291][T28751] ip_gre: GRE over IPv4 tunneling driver
[ 4468.825385][T29322] ip6_gre: GRE over IPv6 tunneling driver
[ 4502.347049][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4507.209944][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4511.562926][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4516.425952][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!