[ 1421.642153][T26072] gre: GRE over IPv4 demultiplexer driver
[ 1422.138125][T26095] ip_gre: GRE over IPv4 tunneling driver
[ 1438.317064][T26667] ip6_gre: GRE over IPv6 tunneling driver
[ 1443.967707][T26916] ping (26916) used greatest stack depth: 23696 bytes left
[ 1445.986672][T27010] ping (27010) used greatest stack depth: 23200 bytes left
[ 1448.913638][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1450.961606][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1452.882591][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1454.929598][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!