BUG: MAX_LOCKDEP_KEYS too low! turning off the locking correctness validator. CPU: 0 PID: 12528 Comm: syz-executor956 Not tainted 6.9.0-rc3-next-20240412-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x241/0x360 lib/dump_stack.c:114 register_lock_class+0x822/0x980 kernel/locking/lockdep.c:1321 __lock_acquire+0xda/0x1fd0 kernel/locking/lockdep.c:5014 lock_acquire+0x1ed/0x550 kernel/locking/lockdep.c:5754 touch_wq_lockdep_map kernel/workqueue.c:3866 [inline] __flush_workqueue+0x1c9/0x1710 kernel/workqueue.c:3908 drain_workqueue+0xc9/0x3a0 kernel/workqueue.c:4072 destroy_workqueue+0xba/0xc40 kernel/workqueue.c:5785 nci_unregister_device+0x8c/0x240 net/nfc/nci/core.c:1304 virtual_ncidev_close+0x59/0x90 drivers/nfc/virtual_ncidev.c:168 __fput+0x406/0x8b0 fs/file_table.c:422 __do_sys_close fs/open.c:1556 [inline] __se_sys_close fs/open.c:1541 [inline] __x64_sys_close+0x7f/0x110 fs/open.c:1541 do_syscall_x64 arch/x86/entry/common.c:74 [inline] do_syscall_64+0xfa/0x250 arch/x86/entry/common.c:105 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f2889aaf7ea Code: 48 3d 00 f0 ff ff 77 48 c3 0f 1f 80 00 00 00 00 48 83 ec 18 89 7c 24 0c e8 83 84 02 00 8b 7c 24 0c 89 c2 b8 03 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 36 89 d7 89 44 24 0c e8 e3 84 02 00 8b 44 24 RSP: 002b:00007ffd5c0c2be0 EFLAGS: 00000293 ORIG_RAX: 0000000000000003 RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f2889aaf7ea RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 RBP: 0000000000000000 R08: 0000000000000000 R09: 00007ffd5c0c2c1c R10: 0000000000000000 R11: 0000000000000293 R12: 00007ffd5c0c2c1c R13: 00007ffd5c0c2c50 R14: 00007ffd5c0c2c30 R15: 00000000000007af