[ 3130.496420][T20464] gre: GRE over IPv4 demultiplexor driver
[ 3131.583292][T20488] ip_gre: GRE over IPv4 tunneling driver
[ 3145.440514][T20741] ping (20741) used greatest stack depth: 23840 bytes left
[ 3165.537101][T21069] ip6_gre: GRE over IPv6 tunneling driver
[ 3179.357895][T21318] ping (21318) used greatest stack depth: 23552 bytes left
[ 3188.815952][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3192.527876][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3195.663854][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3199.247868][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3237.497363][T22260] ping (22260) used greatest stack depth: 23424 bytes left