[   29.778182] ip (2558) used greatest stack depth: 12376 bytes left
[   29.802335] ip (2567) used greatest stack depth: 12352 bytes left
[   42.010460] ip (3245) used greatest stack depth: 12088 bytes left
[   50.383213] netem: version 1.3
[  124.041005] ip (5177) used greatest stack depth: 12072 bytes left
[  550.817236] pm_nl_ctl (24825) used greatest stack depth: 11944 bytes left