[ 9.563880][ T215] ip (215) used greatest stack depth: 24384 bytes left [ 11.294610][ T293] gre: GRE over IPv4 demultiplexer driver [ 11.303508][ T293] ip_gre: GRE over IPv4 tunneling driver [ 11.831138][ T316] 8021q: 802.1Q VLAN Support v1.8 [ 12.757794][ T354] GACT probability NOT on [ 480.116021][T14739] ping6 (14739) used greatest stack depth: 24328 bytes left