[ 3183.040335][T22583] gre: GRE over IPv4 demultiplexor driver
[ 3185.464947][T22607] ip_gre: GRE over IPv4 tunneling driver
[ 3254.564298][T23187] ip6_gre: GRE over IPv6 tunneling driver
[ 3301.551589][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3307.759492][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3313.071525][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3319.599572][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!