rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
rcu: 	Tasks blocked on level-0 rcu_node (CPUs 0-1): P12/1:b..l
rcu: 	(detected by 0, t=10502 jiffies, g=426665, q=659 ncpus=2)
task:kworker/u4:1    state:R  running task     stack:26640 pid:12    ppid:2      flags:0x00004000
Workqueue: bond337 bond_mii_monitor
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5381 [inline]
 __schedule+0xc9a/0x5880 kernel/sched/core.c:6710
 preempt_schedule_irq+0x52/0x90 kernel/sched/core.c:7022
 irqentry_exit+0x35/0x80 kernel/entry/common.c:433
 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:645
RIP: 0010:lock_is_held_type+0x103/0x140 kernel/locking/lockdep.c:5837
Code: 00 00 b8 ff ff ff ff 65 0f c1 05 f8 a3 e3 75 83 f8 01 75 29 9c 58 f6 c4 02 75 3d 48 f7 04 24 00 02 00 00 74 01 fb 48 83 c4 08 <44> 89 e8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 45 31 ed eb b9 0f 0b 48
RSP: 0018:ffffc90000117b90 EFLAGS: 00000296
RAX: 0000000000000046 RBX: 0000000000000002 RCX: 0000000000000001
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffffff8c9a2700 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000004 R11: 0000000000000001 R12: ffff888016675940
R13: 0000000000000001 R14: 00000000ffffffff R15: ffff888016676458
 netdev_lower_get_next_private_rcu+0x18/0x100 net/core/dev.c:7063
 bond_miimon_inspect drivers/net/bonding/bond_main.c:2587 [inline]
 bond_mii_monitor+0x361/0x27f0 drivers/net/bonding/bond_main.c:2810
 process_one_work+0xa34/0x16f0 kernel/workqueue.c:2597
 worker_thread+0x67d/0x10c0 kernel/workqueue.c:2748
 kthread+0x344/0x440 kernel/kthread.c:389
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:308
 </TASK>