[ 1255.744391][T10913] gre: GRE over IPv4 demultiplexer driver
[ 1256.246272][T10936] ip_gre: GRE over IPv4 tunneling driver
[ 1261.709845][T11188] ping (11188) used greatest stack depth: 24112 bytes left
[ 1272.011085][T11507] ip6_gre: GRE over IPv6 tunneling driver
[ 1273.204549][T11563] ip (11563) used greatest stack depth: 22880 bytes left
[ 1273.663953][   T33] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 1282.368804][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1284.352801][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1286.208805][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1288.256805][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!