Increase LOCKDEP_CIRCULAR_QUEUE_BITS to avoid this warning: ------------[ cut here ]------------ lockdep bfs error:-1 WARNING: CPU: 0 PID: 43 at kernel/locking/lockdep.c:2059 print_bfs_bug+0x29/0x50 kernel/locking/lockdep.c:2059 Modules linked in: CPU: 0 UID: 0 PID: 43 Comm: kworker/u8:2 Not tainted syzkaller #0 PREEMPT_{RT,(full)} Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025 Workqueue: bond180 bond_3ad_state_machine_handler RIP: 0010:print_bfs_bug+0x29/0x50 kernel/locking/lockdep.c:2059 Code: 90 55 53 89 fb e8 07 54 18 03 89 c5 e8 00 a6 ff ff 85 ed 74 19 83 fb ff 74 1c 90 48 c7 c7 11 df 04 8d 89 de e8 18 fe e6 ff 90 <0f> 0b 90 90 5b 5d c3 cc cc cc cc cc 48 c7 c7 ac 86 16 8d e8 8f 0f RSP: 0018:ffffc90000b472f0 EFLAGS: 00010046 RAX: 30d5c532d8f83d00 RBX: 00000000ffffffff RCX: ffff888143ab9dc0 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000 R10: dffffc0000000000 R11: ffffed1017104863 R12: ffffffff95a5ede8 R13: ffffffff95a5ee58 R14: ffff888143aba958 R15: 000000000000001a FS: 0000000000000000(0000) GS:ffff8881268bc000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000555586e09808 CR3: 0000000041b48000 CR4: 00000000003526f0 Call Trace: check_irq_usage kernel/locking/lockdep.c:-1 [inline] check_prev_add kernel/locking/lockdep.c:3169 [inline] check_prevs_add kernel/locking/lockdep.c:3284 [inline] validate_chain+0x1a4b/0x2140 kernel/locking/lockdep.c:3908 __lock_acquire+0xab9/0xd20 kernel/locking/lockdep.c:5237 lock_acquire+0x120/0x360 kernel/locking/lockdep.c:5868 _raw_spin_lock_nested+0x32/0x50 kernel/locking/spinlock.c:378 raw_spin_rq_lock_nested+0x2a/0x140 kernel/sched/core.c:636 raw_spin_rq_lock kernel/sched/sched.h:1519 [inline] task_rq_lock+0xbc/0x470 kernel/sched/core.c:736 __set_cpus_allowed_ptr kernel/sched/core.c:3182 [inline] migrate_enable+0x12a/0x3c0 kernel/sched/core.c:2433 __local_bh_enable+0x23f/0x3d0 kernel/softirq.c:214 __local_bh_enable_ip+0x1a4/0x270 kernel/softirq.c:262 local_bh_enable include/linux/bottom_half.h:33 [inline] spin_unlock_bh include/linux/spinlock_rt.h:111 [inline] bond_3ad_state_machine_handler+0x55d2/0x58b0 drivers/net/bonding/bond_3ad.c:2541 process_one_work kernel/workqueue.c:3236 [inline] process_scheduled_works+0xade/0x17b0 kernel/workqueue.c:3319 worker_thread+0x8a0/0xda0 kernel/workqueue.c:3400 kthread+0x70e/0x8a0 kernel/kthread.c:463 ret_from_fork+0x439/0x7d0 arch/x86/kernel/process.c:148 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245