[ 4383.014168][T29160] gre: GRE over IPv4 demultiplexer driver
[ 4384.759116][T29183] ip_gre: GRE over IPv4 tunneling driver
[ 4435.123535][T29755] ip6_gre: GRE over IPv6 tunneling driver
[ 4460.309686][ T4441] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 4469.269542][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4474.261550][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4478.613513][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4483.477518][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!