[  140.538203][ T4308] netem: version 1.3
[  282.190691][ T5887] ip (5887) used greatest stack depth: 23496 bytes left
[  581.012177][T11384] ip (11384) used greatest stack depth: 23384 bytes left
[  833.869450][T18202] ip (18202) used greatest stack depth: 23176 bytes left
[ 1063.617165][T24770] pm_nl_ctl (24770) used greatest stack depth: 22768 bytes left