[ 3164.257151][T23680] gre: GRE over IPv4 demultiplexer driver
[ 3165.822518][T23703] ip_gre: GRE over IPv4 tunneling driver
[ 3213.992620][T24274] ip6_gre: GRE over IPv6 tunneling driver
[ 3234.522949][T24523] ping (24523) used greatest stack depth: 23648 bytes left
[ 3247.043167][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3251.842070][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3256.002080][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3260.866081][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!