[ 4483.330727][T24948] gre: GRE over IPv4 demultiplexer driver
[ 4484.970595][T24971] ip_gre: GRE over IPv4 tunneling driver
[ 4533.341739][T25543] ip6_gre: GRE over IPv6 tunneling driver
[ 4557.955592][T20145] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 4567.042515][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4571.971526][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4576.451483][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4581.379488][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!