[ 3177.444222][T29079] gre: GRE over IPv4 demultiplexor driver
[ 3178.584984][T29102] ip_gre: GRE over IPv4 tunneling driver
[ 3214.297515][T29677] ip6_gre: GRE over IPv6 tunneling driver
[ 3221.156605][T26320] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 3238.499490][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3242.275539][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3245.604442][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3249.443451][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3305.422181][T31152] ping (31152) used greatest stack depth: 22656 bytes left