[ 1315.982192][T30857] gre: GRE over IPv4 demultiplexer driver
[ 1316.540476][T30880] ip_gre: GRE over IPv4 tunneling driver
[ 1333.200582][T31453] ip6_gre: GRE over IPv6 tunneling driver
[ 1337.977413][T31652] ping (31652) used greatest stack depth: 22736 bytes left
[ 1341.577132][   T66] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 1344.353039][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1346.466033][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1348.385040][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1350.497051][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!