[ 15.224302][ T250] ip (250) used greatest stack depth: 24256 bytes left [ 21.968573][ T326] gre: GRE over IPv4 demultiplexer driver [ 21.998725][ T326] ip_gre: GRE over IPv4 tunneling driver [ 24.290015][ T349] 8021q: 802.1Q VLAN Support v1.8 [ 28.324281][ T387] GACT probability NOT on [ 279.345027][ T2169] ping6 (2169) used greatest stack depth: 24048 bytes left