[ 4457.691784][T22377] gre: GRE over IPv4 demultiplexor driver
[ 4459.768653][T22400] ip_gre: GRE over IPv4 tunneling driver
[ 4519.414846][T22981] ip6_gre: GRE over IPv6 tunneling driver
[ 4561.218643][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4567.042565][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4572.098576][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4578.049580][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!