[ 3145.832241][T23669] gre: GRE over IPv4 demultiplexer driver
[ 3147.418486][T23692] ip_gre: GRE over IPv4 tunneling driver
[ 3194.985134][T24272] ip6_gre: GRE over IPv6 tunneling driver
[ 3211.531178][T24029] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 3222.351614][T24615] ping (24615) used greatest stack depth: 23552 bytes left
[ 3227.403059][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3232.204034][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3236.299046][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3241.163073][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!