[ 3226.388558][T22574] gre: GRE over IPv4 demultiplexor driver
[ 3228.524022][T22598] ip_gre: GRE over IPv4 tunneling driver
[ 3290.181730][T23172] ip6_gre: GRE over IPv6 tunneling driver
[ 3332.159977][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3338.302934][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3343.166940][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3349.055899][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!