[ 4332.797512][T19918] gre: GRE over IPv4 demultiplexor driver
[ 4334.900171][T19942] ip_gre: GRE over IPv4 tunneling driver
[ 4396.670126][T20513] ip6_gre: GRE over IPv6 tunneling driver
[ 4439.414658][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4445.238558][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4450.294562][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4456.311564][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!