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kernel BUG at fs/notify/dnotify/dnotify.c:118!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 9 Comm: kworker/u4:0 Not tainted 5.15.178-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
Workqueue: events_unbound fsnotify_mark_destroy_workfn
RIP: 0010:dnotify_free_mark+0x53/0x60 fs/notify/dnotify/dnotify.c:118
Code: 48 89 df e8 0f a7 e1 ff 48 83 3b 00 75 17 e8 a4 be 97 ff 48 8b 3d cd f0 21 0c 4c 89 f6 5b 41 5e e9 d2 cf e0 ff e8 8d be 97 ff <0f> 0b cc cc cc cc cc cc cc cc cc cc cc 55 41 57 41 56 41 55 41 54
RSP: 0000:ffffc90000ce7b88 EFLAGS: 00010293
RAX: ffffffff81e8c703 RBX: ffff888024c13080 RCX: ffff88813ff90000
RDX: 0000000000000000 RSI: ffffffff8aab2b80 RDI: ffff888024c13000
RBP: ffffc90000ce7c50 R08: dffffc0000000000 R09: fffffbfff2131839
R10: 0000000000000000 R11: dffffc0000000001 R12: ffff88801dce4000
R13: ffffc90000ce7be0 R14: ffff888024c13000 R15: ffff888024c13000
FS:  0000000000000000(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000555573f32608 CR3: 000000007cf0b000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 fsnotify_final_mark_destroy fs/notify/mark.c:304 [inline]
 fsnotify_mark_destroy_workfn+0x2c7/0x340 fs/notify/mark.c:928
 process_one_work+0x8a1/0x10c0 kernel/workqueue.c:2310
 worker_thread+0xaca/0x1280 kernel/workqueue.c:2457
 kthread+0x3f6/0x4f0 kernel/kthread.c:334
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:287
 </TASK>
Modules linked in:
---[ end trace 4c818f17c03d4245 ]---
RIP: 0010:dnotify_free_mark+0x53/0x60 fs/notify/dnotify/dnotify.c:118
Code: 48 89 df e8 0f a7 e1 ff 48 83 3b 00 75 17 e8 a4 be 97 ff 48 8b 3d cd f0 21 0c 4c 89 f6 5b 41 5e e9 d2 cf e0 ff e8 8d be 97 ff <0f> 0b cc cc cc cc cc cc cc cc cc cc cc 55 41 57 41 56 41 55 41 54
RSP: 0000:ffffc90000ce7b88 EFLAGS: 00010293
RAX: ffffffff81e8c703 RBX: ffff888024c13080 RCX: ffff88813ff90000
RDX: 0000000000000000 RSI: ffffffff8aab2b80 RDI: ffff888024c13000
RBP: ffffc90000ce7c50 R08: dffffc0000000000 R09: fffffbfff2131839
R10: 0000000000000000 R11: dffffc0000000001 R12: ffff88801dce4000
R13: ffffc90000ce7be0 R14: ffff888024c13000 R15: ffff888024c13000
FS:  0000000000000000(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f068201b000 CR3: 0000000072532000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400