[ 4096.327556][T28660] gre: GRE over IPv4 demultiplexer driver
[ 4097.981125][T28683] ip_gre: GRE over IPv4 tunneling driver
[ 4146.215402][T29256] ip6_gre: GRE over IPv6 tunneling driver
[ 4178.984604][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4183.912510][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4187.944508][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4192.807540][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4361.251880][T31787] ping (31787) used greatest stack depth: 23424 bytes left