[    2.070135] ip (186) used greatest stack depth: 12352 bytes left
[    2.111972] ip (199) used greatest stack depth: 12096 bytes left
[    4.827439] ip (1020) used greatest stack depth: 12088 bytes left
[   67.663708] ip (4728) used greatest stack depth: 12080 bytes left
[  546.170910] pm_nl_ctl (25818) used greatest stack depth: 11944 bytes left