[    2.895397] ip (258) used greatest stack depth: 12392 bytes left
[    2.938902] ip (261) used greatest stack depth: 12344 bytes left
[   16.270384] ip (1173) used greatest stack depth: 12288 bytes left
[   65.401521] netem: version 1.3
[  534.456460] ip (11382) used greatest stack depth: 12192 bytes left
[  550.123035] ip (12256) used greatest stack depth: 12064 bytes left
[  694.266326] pm_nl_ctl (18730) used greatest stack depth: 11872 bytes left