[ 3215.142648][T26112] gre: GRE over IPv4 demultiplexor driver
[ 3217.272042][T26136] ip_gre: GRE over IPv4 tunneling driver
[ 3279.501699][T26709] ip6_gre: GRE over IPv6 tunneling driver
[ 3307.080347][T26959] ping (26959) used greatest stack depth: 23632 bytes left
[ 3323.070000][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3329.149881][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3334.333869][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3340.221890][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3434.739544][T28127] ip (28127) used greatest stack depth: 23552 bytes left