[ 4451.209808][T22426] gre: GRE over IPv4 demultiplexor driver
[ 4453.238221][T22449] ip_gre: GRE over IPv4 tunneling driver
[ 4514.892182][T23021] ip6_gre: GRE over IPv6 tunneling driver
[ 4558.371795][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4564.578724][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4569.762707][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4575.907709][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4677.893559][T24502] ping (24502) used greatest stack depth: 21936 bytes left