[ 3409.987127][T27501] gre: GRE over IPv4 demultiplexor driver
[ 3411.107660][T27524] ip_gre: GRE over IPv4 tunneling driver
[ 3446.198913][T28100] ip6_gre: GRE over IPv6 tunneling driver
[ 3470.046407][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3473.758351][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3477.086314][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3480.798307][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!