[ 10.503637][ T246] systemd-sysctl (246) used greatest stack depth: 23976 bytes left [ 11.930938][ T305] gre: GRE over IPv4 demultiplexer driver [ 11.942403][ T305] ip_gre: GRE over IPv4 tunneling driver [ 12.537212][ T329] 8021q: 802.1Q VLAN Support v1.8 [ 13.581584][ T370] GACT probability NOT on [ 173.596853][ T3871] ping6 (3871) used greatest stack depth: 23840 bytes left [ 684.495743][T17291] ip (17291) used greatest stack depth: 23680 bytes left