[    2.209286] ip (185) used greatest stack depth: 12832 bytes left
[    2.265163] ip (198) used greatest stack depth: 12656 bytes left
[    2.287873] ip (205) used greatest stack depth: 12520 bytes left
[    2.299913] ip (208) used greatest stack depth: 12480 bytes left
[    3.008662] ip (386) used greatest stack depth: 12048 bytes left
[  556.984573] pm_nl_ctl (26098) used greatest stack depth: 11912 bytes left