[    2.091623] ip (184) used greatest stack depth: 12256 bytes left
[    4.795569] ip (1030) used greatest stack depth: 12056 bytes left
[   50.069175] netem: version 1.3
[   93.131378] ip (5177) used greatest stack depth: 12024 bytes left
[  518.163649] pm_nl_ctl (24838) used greatest stack depth: 11864 bytes left