[ 4463.115504][T26032] gre: GRE over IPv4 demultiplexor driver
[ 4465.093051][T26055] ip_gre: GRE over IPv4 tunneling driver
[ 4524.998760][T26627] ip6_gre: GRE over IPv6 tunneling driver
[ 4526.844067][T26638] ping (26638) used greatest stack depth: 23512 bytes left
[ 4566.380647][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4572.140579][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4577.132557][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4581.979593][T27158] ping (27158) used greatest stack depth: 23120 bytes left
[ 4582.956604][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!