[ 3377.697564][T31373] gre: GRE over IPv4 demultiplexor driver
[ 3378.803295][T31396] ip_gre: GRE over IPv4 tunneling driver
[ 3413.164389][T31972] ip6_gre: GRE over IPv6 tunneling driver
[ 3437.042416][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3440.691357][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3443.826359][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3447.410367][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!