[ 3538.106269][T20512] gre: GRE over IPv4 demultiplexor driver
[ 3540.189773][T20535] ip_gre: GRE over IPv4 tunneling driver
[ 3602.902951][T21110] ip6_gre: GRE over IPv6 tunneling driver
[ 3644.279449][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3650.039390][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3655.031385][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3660.790428][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!