[ 3159.539863][T29085] gre: GRE over IPv4 demultiplexor driver
[ 3160.714106][T29109] ip_gre: GRE over IPv4 tunneling driver
[ 3197.876979][T29686] ip6_gre: GRE over IPv6 tunneling driver
[ 3213.449766][T29935] ping (29935) used greatest stack depth: 23632 bytes left
[ 3218.886578][T30030] ping (30030) used greatest stack depth: 23360 bytes left
[ 3223.245492][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3225.994708][T30131] ping (30131) used greatest stack depth: 22808 bytes left
[ 3226.957413][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3230.285414][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3233.997416][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!