[ 4712.180211][T24541] gre: GRE over IPv4 demultiplexor driver
[ 4714.393619][T24564] ip_gre: GRE over IPv4 tunneling driver
[ 4779.768151][T25136] ip6_gre: GRE over IPv6 tunneling driver
[ 4798.448070][T25291] ping (25291) used greatest stack depth: 23760 bytes left
[ 4808.846492][T25385] ping (25385) used greatest stack depth: 23600 bytes left
[ 4825.585270][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4832.113284][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4837.553167][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4843.954193][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4941.968616][T26518] ping (26518) used greatest stack depth: 22448 bytes left