[ 4292.256407][T20247] gre: GRE over IPv4 demultiplexor driver
[ 4294.233846][T20270] ip_gre: GRE over IPv4 tunneling driver
[ 4355.199641][T20843] ip6_gre: GRE over IPv6 tunneling driver
[ 4396.823570][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4402.774499][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4407.830527][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4413.782518][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!