[ 3166.373555][T29000] gre: GRE over IPv4 demultiplexor driver
[ 3167.775004][T29023] ip_gre: GRE over IPv4 tunneling driver
[ 3205.189904][T29594] ip6_gre: GRE over IPv6 tunneling driver
[ 3219.942353][T29844] ping (29844) used greatest stack depth: 23632 bytes left
[ 3222.536305][T29895] ping (29895) used greatest stack depth: 22688 bytes left
[ 3229.657955][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3233.560851][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3237.017837][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3240.984945][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!