[  449.379962][ T2848] netem: version 1.3
[  459.457348][ T2878] ip (2878) used greatest stack depth: 24192 bytes left
[  476.540509][ T2981] ip (2981) used greatest stack depth: 24032 bytes left
[ 1794.670448][T10651] ip (10651) used greatest stack depth: 23864 bytes left
[ 2037.131376][   T25] kworker/1:0 (25) used greatest stack depth: 23008 bytes left
[ 2786.091135][T18773] pm_nl_ctl (18773) used greatest stack depth: 20880 bytes left