[ 4639.198815][T23252] gre: GRE over IPv4 demultiplexor driver
[ 4641.316325][T23275] ip_gre: GRE over IPv4 tunneling driver
[ 4706.042110][T23846] ip6_gre: GRE over IPv6 tunneling driver
[ 4751.731701][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4758.004579][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4763.315580][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4769.651573][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!