TITLE: WARNING in __fput
TYPE: WARNING
FRAME: __fput
EXECUTOR: proc=0, id=17

[  113.525303][ T6007] ------------[ cut here ]------------
[  113.532065][ T6007] WARNING: fs/dcache.c:829 at fast_dput+0x334/0x430, CPU#0: syz.0.17/6007
[  113.543506][ T6007] Modules linked in:
[  113.548207][ T6007] CPU: 0 UID: 0 PID: 6007 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT(full) 
[  113.561542][ T6007] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  113.573975][ T6007] RIP: 0010:fast_dput+0x334/0x430
[  113.579615][ T6007] Code: e3 81 ff 48 b8 00 00 00 00 00 fc ff df 41 0f b6 44 05 00 84 c0 0f 85 e2 00 00 00 41 80 0e 40 e9 fd fe ff ff e8 4d e3 81 ff 90 <0f> 0b 90 e9 ef fe ff ff 44 89 e6 81 e6 00 00 04 00 31 ff e8 74 e7
[  113.601996][ T6007] RSP: 0018:ffffc90003defcd8 EFLAGS: 00010293
[  113.610633][ T6007] RAX: ffffffff823fcfe3 RBX: ffff888072eb9838 RCX: ffff8880781cdb80
[  113.619412][ T6007] RDX: 0000000000000000 RSI: 00000000ffffff80 RDI: 0000000000000001
[  113.628829][ T6007] RBP: 00000000ffffff80 R08: 0000000000000003 R09: 0000000000000004
[  113.638132][ T6007] R10: dffffc0000000000 R11: fffff520007bdf8c R12: dffffc0000000000
[  113.647473][ T6007] R13: 1ffff1100e5d730f R14: ffff888072eb9780 R15: ffff888072eb9878
[  113.656432][ T6007] FS:  000055556ac01500(0000) GS:ffff888125e4f000(0000) knlGS:0000000000000000
[  113.665903][ T6007] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  113.673094][ T6007] CR2: 0000001b2f963fff CR3: 00000000762f6000 CR4: 00000000003526f0
[  113.681856][ T6007] Call Trace:
[  113.685559][ T6007]  <TASK>
[  113.688707][ T6007]  ? dput+0x37/0x1a0
[  113.693542][ T6007]  dput+0xe8/0x1a0
[  113.698424][ T6007]  __fput+0x68e/0xa70
[  113.702830][ T6007]  task_work_run+0x1d4/0x260
[  113.709002][ T6007]  ? __pfx_task_work_run+0x10/0x10
[  113.715078][ T6007]  ? __se_sys_close_range+0x4ed/0x650
[  113.721633][ T6007]  ? exit_to_user_mode_loop+0x55/0x4f0
[  113.728494][ T6007]  exit_to_user_mode_loop+0xff/0x4f0
[  113.736166][ T6007]  ? rcu_is_watching+0x15/0xb0
[  113.743330][ T6007]  do_syscall_64+0x2e3/0xf80
[  113.748224][ T6007]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  113.754527][ T6007]  ? clear_bhb_loop+0x60/0xb0
[  113.759668][ T6007]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  113.766306][ T6007] RIP: 0033:0x7fe73eb8f749
[  113.771627][ T6007] 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
[  113.794270][ T6007] RSP: 002b:00007ffde5b9bed8 EFLAGS: 00000246 ORIG_RAX: 00000000000001b4
[  113.803489][ T6007] RAX: 0000000000000000 RBX: 000000000001bb15 RCX: 00007fe73eb8f749
[  113.814324][ T6007] RDX: 0000000000000000 RSI: 000000000000001e RDI: 0000000000000003
[  113.824073][ T6007] RBP: 0000000000000000 R08: 0000000000000001 R09: 00000002e5b9c1cf
[  113.834376][ T6007] R10: 0000001b2ed20000 R11: 0000000000000246 R12: 00007fe73ede5fac
[  113.844782][ T6007] R13: 00007fe73ede5fa0 R14: ffffffffffffffff R15: 0000000000000004
[  113.855481][ T6007]  </TASK>
