[ 2852.544497][T24566] gre: GRE over IPv4 demultiplexor driver
[ 2853.478934][T24589] ip_gre: GRE over IPv4 tunneling driver
[ 2883.587719][T25161] ip6_gre: GRE over IPv6 tunneling driver
[ 2884.793480][   T11] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 2904.184193][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2907.449170][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2910.328178][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2913.593167][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2960.335633][T26643] ping (26643) used greatest stack depth: 23936 bytes left
[ 3018.250048][T27738] ping (27738) used greatest stack depth: 23520 bytes left