[ 1665.468884][T20045] gre: GRE over IPv4 demultiplexer driver
[ 1666.028469][T20068] ip_gre: GRE over IPv4 tunneling driver
[ 1671.966204][T20320] ping (20320) used greatest stack depth: 23520 bytes left
[ 1682.769553][T20639] ip6_gre: GRE over IPv6 tunneling driver
[ 1693.855764][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1695.968723][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1697.887733][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1700.000730][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1705.569502][T21459] ping (21459) used greatest stack depth: 23232 bytes left
[ 1738.782360][T22587] ip (22587) used greatest stack depth: 22976 bytes left