[    4.784887] ip (889) used greatest stack depth: 12000 bytes left
[   61.955374] ip (5023) used greatest stack depth: 11960 bytes left
[  122.054386] ip (5829) used greatest stack depth: 11944 bytes left
[  567.733262] pm_nl_ctl (27781) used greatest stack depth: 11880 bytes left