[ 4288.279992][T29239] gre: GRE over IPv4 demultiplexer driver
[ 4289.900876][T29262] ip_gre: GRE over IPv4 tunneling driver
[ 4337.973046][T29840] ip6_gre: GRE over IPv6 tunneling driver
[ 4371.296778][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4376.096689][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4380.319712][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4385.183715][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4464.943236][T31316] ping (31316) used greatest stack depth: 23536 bytes left
[ 4557.258274][T32354] ping (32354) used greatest stack depth: 23424 bytes left