[    1.918334] nft (260) used greatest stack depth: 12504 bytes left
[    8.195643] ip (682) used greatest stack depth: 12392 bytes left
[  112.780826] nft (13622) used greatest stack depth: 12312 bytes left
[  245.731185] ip (24688) used greatest stack depth: 12200 bytes left
[  332.108655] sched: DL replenish lagged too much