[ 3248.027360][T26229] gre: GRE over IPv4 demultiplexor driver
[ 3249.179509][T26253] ip_gre: GRE over IPv4 tunneling driver
[ 3283.554584][T26826] ip6_gre: GRE over IPv6 tunneling driver
[ 3295.337830][T17275] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 3297.991976][T27075] ping (27075) used greatest stack depth: 21824 bytes left
[ 3308.137661][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3312.170644][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3315.498669][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3319.209649][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!