BUG: MAX_LOCKDEP_KEYS too low!
turning off the locking correctness validator.
CPU: 1 UID: 0 PID: 29566 Comm: syz.1.6027 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014
Call Trace:
 <TASK>
 dump_stack_lvl+0x189/0x250
 register_lock_class+0x2e8/0x320
 __lock_acquire+0x99/0xd20
 lock_acquire+0x120/0x360
 touch_wq_lockdep_map+0xcb/0x180
 __flush_workqueue+0x121/0x14b0
 drain_workqueue+0xd3/0x390
 destroy_workqueue+0xbb/0xc70
 nci_unregister_device+0x8b/0x240
 virtual_ncidev_close+0x56/0x90
 __fput+0x44c/0xa70
 task_work_run+0x1d4/0x260
 exit_to_user_mode_loop+0xe9/0x130
 do_syscall_64+0x2bd/0xfa0
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f19f758f7c9
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffe899436a8 EFLAGS: 00000246 ORIG_RAX: 00000000000001b4
RAX: 0000000000000000 RBX: 00000000000871f0 RCX: 00007f19f758f7c9
RDX: 0000000000000000 RSI: 000000000000001e RDI: 0000000000000003
RBP: 00007f19f77e7da0 R08: 0000000000000001 R09: 0000001e8994399f
R10: 0000001b2f120000 R11: 0000000000000246 R12: 00007f19f77e5fac
R13: 00007f19f77e5fa0 R14: ffffffffffffffff R15: 00007ffe899437c0
 </TASK>
