[ 3169.670675][T23676] gre: GRE over IPv4 demultiplexer driver
[ 3171.299410][T23699] ip_gre: GRE over IPv4 tunneling driver
[ 3220.117012][T24272] ip6_gre: GRE over IPv6 tunneling driver
[ 3253.641360][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3258.504257][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3262.729254][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3267.592262][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!