[ 2580.203439][T17627] gre: GRE over IPv4 demultiplexor driver
[ 2582.205387][T17650] ip_gre: GRE over IPv4 tunneling driver
[ 2642.111158][T18229] ip6_gre: GRE over IPv6 tunneling driver
[ 2683.660661][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2689.484565][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2694.413556][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2700.172563][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!