[ 4340.952887][T29168] gre: GRE over IPv4 demultiplexer driver
[ 4342.581126][T29192] ip_gre: GRE over IPv4 tunneling driver
[ 4391.714600][T29766] ip6_gre: GRE over IPv6 tunneling driver
[ 4412.762674][T30015] ping (30015) used greatest stack depth: 23440 bytes left
[ 4425.764555][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4430.691514][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4435.171489][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4440.099489][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!