[  390.480704][ T2252] netem: version 1.3
[  418.626997][ T2371] ip (2371) used greatest stack depth: 24392 bytes left
[  505.660185][ T2677] ip (2677) used greatest stack depth: 24336 bytes left
[  862.127420][ T4229] ip (4229) used greatest stack depth: 24144 bytes left