[ 4313.656225][T20326] gre: GRE over IPv4 demultiplexor driver
[ 4315.781439][T20349] ip_gre: GRE over IPv4 tunneling driver
[ 4378.888364][T20923] ip6_gre: GRE over IPv6 tunneling driver
[ 4423.090363][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4428.978249][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4434.163237][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4440.051250][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!