[ 259.345136][ T2852] netem: version 1.3 [ 394.477724][ T3644] iptables (3644) used greatest stack depth: 24360 bytes left [ 1316.222496][ T8] kworker/0:0 (8) used greatest stack depth: 23968 bytes left [ 1803.052186][T18801] pm_nl_ctl (18801) used greatest stack depth: 21392 bytes left