[ 9.215292][ T216] ip (216) used greatest stack depth: 24416 bytes left [ 10.840418][ T293] gre: GRE over IPv4 demultiplexer driver [ 10.848551][ T293] ip_gre: GRE over IPv4 tunneling driver [ 11.330253][ T316] 8021q: 802.1Q VLAN Support v1.8 [ 12.153110][ T356] GACT probability NOT on [ 416.010407][T11716] ping6 (11716) used greatest stack depth: 24408 bytes left [ 530.723450][T15035] ping6 (15035) used greatest stack depth: 23480 bytes left