[ 1303.916815][T22024] gre: GRE over IPv4 demultiplexer driver
[ 1304.427911][T22047] ip_gre: GRE over IPv4 tunneling driver
[ 1311.889312][T22393] ping (22393) used greatest stack depth: 23312 bytes left
[ 1320.312145][T22618] ip6_gre: GRE over IPv6 tunneling driver
[ 1330.767052][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1332.814026][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1334.671008][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1336.654018][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1357.871845][T23998] ping (23998) used greatest stack depth: 23136 bytes left