[ 2549.108533][T17628] gre: GRE over IPv4 demultiplexor driver
[ 2551.149554][T17651] ip_gre: GRE over IPv4 tunneling driver
[ 2610.110169][T18222] ip6_gre: GRE over IPv6 tunneling driver
[ 2652.330842][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2658.218751][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2663.081771][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2668.842780][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!