[  639.127311][ T4646] ip (4646) used greatest stack depth: 23488 bytes left
[  644.442497][ T4699] gre: GRE over IPv4 demultiplexor driver
[  644.527117][ T4699] ip6_gre: GRE over IPv6 tunneling driver
[  646.832632][ T4720] 8021q: 802.1Q VLAN Support v1.8