BUG: MAX_STACK_TRACE_ENTRIES too low!
turning off the locking correctness validator.
CPU: 0 PID: 3481 Comm: kworker/0:2 Not tainted 5.1.0-rc2+ #38
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Workqueue: xfs-buf/loop1 xfs_buf_ioend_work
Call Trace:
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x172/0x1f0 lib/dump_stack.c:113
 save_trace kernel/locking/lockdep.c:467 [inline]
 save_trace.cold+0x14/0x19 kernel/locking/lockdep.c:437
 check_prev_add.constprop.0+0x8dc/0x23c0 kernel/locking/lockdep.c:2268
 check_prevs_add kernel/locking/lockdep.c:2333 [inline]
 validate_chain kernel/locking/lockdep.c:2714 [inline]
 __lock_acquire+0x239c/0x3fb0 kernel/locking/lockdep.c:3701
 lock_acquire+0x16f/0x3f0 kernel/locking/lockdep.c:4211
 __raw_spin_lock include/linux/spinlock_api_smp.h:142 [inline]
 _raw_spin_lock+0x2f/0x40 kernel/locking/spinlock.c:144
 rq_lock kernel/sched/sched.h:1168 [inline]
 __schedule+0x1fc/0x1cc0 kernel/sched/core.c:3456
 preempt_schedule_irq+0xb5/0x140 kernel/sched/core.c:3745
 retint_kernel+0x1b/0x2d
RIP: 0010:arch_local_irq_restore arch/x86/include/asm/paravirt.h:767 [inline]
RIP: 0010:lock_acquire+0x1ea/0x3f0 kernel/locking/lockdep.c:4214
Code: 7c 08 00 00 00 00 00 00 48 c1 e8 03 80 3c 10 00 0f 85 c7 01 00 00 48 83 3d 52 18 3b 07 00 0f 84 3b 01 00 00 48 8b 7d c8 57 9d <0f> 1f 44 00 00 48 8d 65 d8 5b 41 5c 41 5d 41 5e 41 5f 5d c3 65 8b
RSP: 0018:ffff88809bb97ce0 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff02
RAX: 1ffffffff11252de RBX: ffff88809bb9e080 RCX: 0000000000000000
RDX: dffffc0000000000 RSI: 0000000000000004 RDI: 0000000000000282
RBP: ffff88809bb97d28 R08: 1ffffffff14b08f0 R09: fffffbfff14b08f1
R10: fffffbfff14b08f0 R11: ffff88809bb9e080 R12: ffff8880a0da8628
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
 process_one_work+0x8df/0x1790 kernel/workqueue.c:2244
 worker_thread+0x98/0xe40 kernel/workqueue.c:2415
 kthread+0x357/0x430 kernel/kthread.c:253
 ret_from_fork+0x3a/0x50 arch/x86/entry/entry_64.S:352