[    2.444710] ip (279) used greatest stack depth: 12344 bytes left
[   60.100891] netem: version 1.3
[   67.020303] ip (2994) used greatest stack depth: 12288 bytes left
[  350.996480] ip (7151) used greatest stack depth: 12192 bytes left
[  482.737590] ip (10972) used greatest stack depth: 12064 bytes left
[  661.518022] pm_nl_ctl (18730) used greatest stack depth: 11872 bytes left