[ 4420.356359][T28723] gre: GRE over IPv4 demultiplexer driver
[ 4422.029658][T28746] ip_gre: GRE over IPv4 tunneling driver
[ 4471.849066][T29323] ip6_gre: GRE over IPv6 tunneling driver
[ 4505.747704][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4510.803587][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4515.027598][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4519.955602][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!