[ 1337.540344][T31862] gre: GRE over IPv4 demultiplexer driver
[ 1338.005439][T31885] ip_gre: GRE over IPv4 tunneling driver
[ 1353.907271][T32456] ip6_gre: GRE over IPv6 tunneling driver
[ 1359.448711][T32708] ping (32708) used greatest stack depth: 23240 bytes left
[ 1364.313955][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1366.296925][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1368.153919][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1370.136932][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!