[ 3170.281097][T23675] gre: GRE over IPv4 demultiplexer driver
[ 3171.874618][T23698] ip_gre: GRE over IPv4 tunneling driver
[ 3220.414290][T24270] ip6_gre: GRE over IPv6 tunneling driver
[ 3248.627312][T24620] ping (24620) used greatest stack depth: 23632 bytes left
[ 3253.826797][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3259.075578][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3263.234627][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3268.226605][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!