[ 2531.851046][T17624] gre: GRE over IPv4 demultiplexor driver
[ 2533.865053][T17647] ip_gre: GRE over IPv4 tunneling driver
[ 2593.366764][T18218] ip6_gre: GRE over IPv6 tunneling driver
[ 2634.344057][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2640.103955][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2645.160026][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2651.176013][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!