[ 2555.182054][T17627] gre: GRE over IPv4 demultiplexor driver
[ 2557.292163][T17651] ip_gre: GRE over IPv4 tunneling driver
[ 2619.964031][T18222] ip6_gre: GRE over IPv6 tunneling driver
[ 2662.101538][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2668.118398][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2673.173389][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2679.125433][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!