[    2.319655] ip (204) used greatest stack depth: 12480 bytes left
[    2.391612] ip (226) used greatest stack depth: 12464 bytes left
[   29.728763] ip (2335) used greatest stack depth: 12320 bytes left
[   30.521634] ip (2563) used greatest stack depth: 12032 bytes left
[   86.091423] ip (5633) used greatest stack depth: 12000 bytes left
[  538.642532] pm_nl_ctl (27786) used greatest stack depth: 11912 bytes left