[ 3372.777757][T21602] gre: GRE over IPv4 demultiplexor driver
[ 3373.875788][T21625] ip_gre: GRE over IPv4 tunneling driver
[ 3408.458403][T22197] ip6_gre: GRE over IPv6 tunneling driver
[ 3433.056391][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3436.959433][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3440.352279][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3444.191277][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!