[ 2846.655825][T24811] gre: GRE over IPv4 demultiplexer driver
[ 2848.234911][T24834] ip_gre: GRE over IPv4 tunneling driver
[ 2895.391731][T25412] ip6_gre: GRE over IPv6 tunneling driver
[ 2915.489561][T25661] ping (25661) used greatest stack depth: 22624 bytes left
[ 2915.945344][ T4672] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 2927.912958][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2932.712960][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2936.871986][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2941.672001][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!