[ 3383.145005][T27429] gre: GRE over IPv4 demultiplexor driver
[ 3384.264077][T27452] ip_gre: GRE over IPv4 tunneling driver
[ 3419.488471][T28036] ip6_gre: GRE over IPv6 tunneling driver
[ 3426.223990][T26437] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 3431.343390][T25724] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 3433.869457][T28285] ping (28285) used greatest stack depth: 23632 bytes left
[ 3443.311314][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3446.959319][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3450.160327][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3453.871362][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!