[ 14.240892][ T249] ip (249) used greatest stack depth: 24272 bytes left [ 20.997814][ T326] gre: GRE over IPv4 demultiplexer driver [ 21.015155][ T326] ip_gre: GRE over IPv4 tunneling driver [ 23.401009][ T349] 8021q: 802.1Q VLAN Support v1.8 [ 27.441074][ T387] GACT probability NOT on [ 1134.898468][T10658] ping6 (10658) used greatest stack depth: 23856 bytes left