[ 2878.874645][T23668] gre: GRE over IPv4 demultiplexer driver
[ 2880.467241][T23692] ip_gre: GRE over IPv4 tunneling driver
[ 2894.431821][T23879] ip (23879) used greatest stack depth: 23360 bytes left
[ 2927.284619][T24265] ip6_gre: GRE over IPv6 tunneling driver
[ 2959.343556][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2964.079470][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2968.112455][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2972.848382][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2987.916093][T25017] ip (25017) used greatest stack depth: 23088 bytes left