[ 2982.904390][ T1090] gre: GRE over IPv4 demultiplexor driver
[ 2983.929340][ T1115] ip_gre: GRE over IPv4 tunneling driver
[ 3016.193753][ T1694] ip6_gre: GRE over IPv6 tunneling driver
[ 3029.107771][ T1943] ping (1943) used greatest stack depth: 22416 bytes left
[ 3034.165501][T30892] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 3037.748412][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3041.140447][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3044.084384][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3047.540397][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!