[ 3250.189255][T28988] gre: GRE over IPv4 demultiplexor driver
[ 3251.371482][T29011] ip_gre: GRE over IPv4 tunneling driver
[ 3251.684147][T29019] ip (29019) used greatest stack depth: 23552 bytes left
[ 3286.273936][T29583] ip6_gre: GRE over IPv6 tunneling driver
[ 3310.456392][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3314.231317][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3317.623344][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3321.655288][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!