[ 1667.625494][T32036] gre: GRE over IPv4 demultiplexer driver
[ 1668.118707][T32059] ip_gre: GRE over IPv4 tunneling driver
[ 1683.899540][T32630] ip6_gre: GRE over IPv6 tunneling driver
[ 1687.744873][T13247] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 1694.671725][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1696.656721][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1698.511764][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1700.688724][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!