[ 4262.377847][T29235] gre: GRE over IPv4 demultiplexer driver
[ 4263.990262][T29258] ip_gre: GRE over IPv4 tunneling driver
[ 4312.967025][T29836] ip6_gre: GRE over IPv6 tunneling driver
[ 4345.848432][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4350.648373][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4354.809346][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4359.545351][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4429.162266][T31217] ping (31217) used greatest stack depth: 22928 bytes left