[    2.508023] ip (277) used greatest stack depth: 12360 bytes left
[    2.785612] ip (295) used greatest stack depth: 12344 bytes left
[   58.529117] netem: version 1.3
[  118.218154] ip (3232) used greatest stack depth: 12288 bytes left
[  515.136174] ip (10527) used greatest stack depth: 12272 bytes left
[  672.657098] pm_nl_ctl (16880) used greatest stack depth: 11768 bytes left