[ 1216.365997][T14572] gre: GRE over IPv4 demultiplexer driver
[ 1216.760092][T14595] ip_gre: GRE over IPv4 tunneling driver
[ 1221.980366][T14850] ping (14850) used greatest stack depth: 23120 bytes left
[ 1231.940861][T15170] ip6_gre: GRE over IPv6 tunneling driver
[ 1232.458171][   T50] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 1241.921429][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1243.841426][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1245.632445][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1247.616446][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!