------------[ cut here ]------------ DEBUG_LOCKS_WARN_ON(1) WARNING: CPU: 0 PID: 8283 at kernel/locking/lockdep.c:232 hlock_class kernel/locking/lockdep.c:232 [inline] WARNING: CPU: 0 PID: 8283 at kernel/locking/lockdep.c:232 check_wait_context kernel/locking/lockdep.c:4773 [inline] WARNING: CPU: 0 PID: 8283 at kernel/locking/lockdep.c:232 __lock_acquire+0x573/0x1fd0 kernel/locking/lockdep.c:5087 Modules linked in: CPU: 0 PID: 8283 Comm: syz-executor.5 Not tainted 6.8.0-syzkaller-08951-gfe46a7dd189e #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 RIP: 0010:hlock_class kernel/locking/lockdep.c:232 [inline] RIP: 0010:check_wait_context kernel/locking/lockdep.c:4773 [inline] RIP: 0010:__lock_acquire+0x573/0x1fd0 kernel/locking/lockdep.c:5087 Code: 00 00 83 3d 5e c8 15 0e 00 75 23 90 48 c7 c7 80 c0 aa 8b 48 c7 c6 20 c3 aa 8b e8 28 24 e6 ff 48 ba 00 00 00 00 00 fc ff df 90 <0f> 0b 90 90 90 31 db 48 81 c3 c4 00 00 00 48 89 d8 48 c1 e8 03 0f RSP: 0018:ffffc900039bf630 EFLAGS: 00010046 RAX: 2eed06debae93800 RBX: 0000000000000b9b RCX: 0000000000040000 RDX: dffffc0000000000 RSI: 000000000003ffff RDI: 0000000000040000 RBP: 000000000000000f R08: ffffffff8157cc12 R09: 1ffff110172851a2 R10: dffffc0000000000 R11: ffffed10172851a3 R12: 0000000000000001 R13: ffff88805e910000 R14: 000000000000000f R15: ffff88805e910b70 FS: 00007fe9d02fe6c0(0000) GS:ffff8880b9400000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fef8277cdb8 CR3: 000000005e606000 CR4: 0000000000350ef0 Call Trace: lock_acquire+0x1e4/0x530 kernel/locking/lockdep.c:5754 touch_wq_lockdep_map kernel/workqueue.c:3901 [inline] __flush_workqueue+0x1c9/0x1710 kernel/workqueue.c:3943 nci_close_device+0x301/0x610 net/nfc/nci/core.c:567 nci_dev_down+0x3b/0x50 net/nfc/nci/core.c:639 nfc_dev_down net/nfc/core.c:161 [inline] nfc_rfkill_set_block+0x177/0x310 net/nfc/core.c:179 rfkill_set_block+0x1f3/0x440 net/rfkill/core.c:346 rfkill_fop_write+0x5bb/0x790 net/rfkill/core.c:1305 vfs_write+0x2a6/0xcb0 fs/read_write.c:588 ksys_write+0x1a0/0x2c0 fs/read_write.c:643 do_syscall_64+0xfd/0x240 entry_SYSCALL_64_after_hwframe+0x6d/0x75 RIP: 0033:0x7fe9cf67dde9 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fe9d02fe0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 RAX: ffffffffffffffda RBX: 00007fe9cf7abf80 RCX: 00007fe9cf67dde9 RDX: 0000000000000008 RSI: 0000000020000080 RDI: 0000000000000003 RBP: 00007fe9cf6ca47a R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000000b R14: 00007fe9cf7abf80 R15: 00007ffc9837c2c8