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kernel BUG at fs/notify/dnotify/dnotify.c:136!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 9 Comm: kworker/u4:0 Not tainted 6.1.87-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024
Workqueue: events_unbound fsnotify_mark_destroy_workfn
RIP: 0010:dnotify_free_mark+0x53/0x60 fs/notify/dnotify/dnotify.c:136
Code: 48 89 df e8 8f 17 de ff 48 83 3b 00 75 17 e8 44 a0 86 ff 48 8b 3d bd b9 6f 0c 4c 89 f6 5b 41 5e e9 82 40 dd ff e8 2d a0 86 ff <0f> 0b cc cc cc cc cc cc cc cc cc cc cc 55 41 57 41 56 41 55 41 54
RSP: 0018:ffffc900000e7b88 EFLAGS: 00010293
RAX: ffffffff8203ef33 RBX: ffff88807a257080 RCX: ffff88813feb8000
RDX: 0000000000000000 RSI: 0000000000000016 RDI: ffff88807a257000
RBP: ffffc900000e7c50 R08: ffffffff8203601c R09: ffffed10050c9e02
R10: 0000000000000000 R11: dffffc0000000001 R12: ffff888145ea2800
R13: ffffc900000e7be0 R14: ffff88807a257000 R15: ffff88807a257000
FS: 0000000000000000(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000056368e2c2df8 CR3: 000000001f4f8000 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:278 [inline]
fsnotify_mark_destroy_workfn+0x2c7/0x340 fs/notify/mark.c:902
process_one_work+0x8a9/0x11d0 kernel/workqueue.c:2292
worker_thread+0xa47/0x1200 kernel/workqueue.c:2439
kthread+0x28d/0x320 kernel/kthread.c:376
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:308
</TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:dnotify_free_mark+0x53/0x60 fs/notify/dnotify/dnotify.c:136
Code: 48 89 df e8 8f 17 de ff 48 83 3b 00 75 17 e8 44 a0 86 ff 48 8b 3d bd b9 6f 0c 4c 89 f6 5b 41 5e e9 82 40 dd ff e8 2d a0 86 ff <0f> 0b cc cc cc cc cc cc cc cc cc cc cc 55 41 57 41 56 41 55 41 54
RSP: 0018:ffffc900000e7b88 EFLAGS: 00010293
RAX: ffffffff8203ef33 RBX: ffff88807a257080 RCX: ffff88813feb8000
RDX: 0000000000000000 RSI: 0000000000000016 RDI: ffff88807a257000
RBP: ffffc900000e7c50 R08: ffffffff8203601