[ 4307.014707][T20336] gre: GRE over IPv4 demultiplexor driver
[ 4309.129934][T20359] ip_gre: GRE over IPv4 tunneling driver
[ 4336.436040][T20612] ping (20612) used greatest stack depth: 22384 bytes left
[ 4370.638975][T20933] ip6_gre: GRE over IPv6 tunneling driver
[ 4411.919735][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4417.678692][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4422.734653][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4428.623661][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!