[ 4688.592923][T24604] gre: GRE over IPv4 demultiplexor driver
[ 4690.961567][T24627] ip_gre: GRE over IPv4 tunneling driver
[ 4758.251109][T25202] ip6_gre: GRE over IPv6 tunneling driver
[ 4766.103754][T25263] ping (25263) used greatest stack depth: 23064 bytes left
[ 4804.801810][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4811.201682][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4816.577722][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4822.913748][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!