[ 4315.507189][T29193] gre: GRE over IPv4 demultiplexer driver
[ 4317.197726][T29216] ip_gre: GRE over IPv4 tunneling driver
[ 4366.989293][T29789] ip6_gre: GRE over IPv6 tunneling driver
[ 4384.363459][ T9507] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 4388.139780][T30039] ping (30039) used greatest stack depth: 23440 bytes left
[ 4401.064653][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4405.992663][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4410.216679][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4410.521099][T30301] ip (30301) used greatest stack depth: 23216 bytes left
[ 4415.080687][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!