[ 4301.449378][T20679] gre: GRE over IPv4 demultiplexor driver
[ 4303.728195][T20702] ip_gre: GRE over IPv4 tunneling driver
[ 4380.335702][T21273] ip6_gre: GRE over IPv6 tunneling driver
[ 4427.287445][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4433.752371][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4439.128428][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4445.464406][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!