[ 4293.286311][T20342] gre: GRE over IPv4 demultiplexor driver
[ 4295.398430][T20366] ip_gre: GRE over IPv4 tunneling driver
[ 4356.271044][T20939] ip6_gre: GRE over IPv6 tunneling driver
[ 4398.977677][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4404.994581][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4410.049624][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4416.001568][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!