[    2.440709] ip (269) used greatest stack depth: 12592 bytes left
[    2.712060] ip (287) used greatest stack depth: 12472 bytes left
[    2.841462] ip (296) used greatest stack depth: 12344 bytes left
[   19.691021] ip (1160) used greatest stack depth: 12288 bytes left
[   62.781862] netem: version 1.3
[  297.134384] ip (5378) used greatest stack depth: 12192 bytes left
[  593.424476] tc (13802) used greatest stack depth: 11936 bytes left
[  658.430823] pm_nl_ctl (16716) used greatest stack depth: 11816 bytes left