------------[ cut here ]------------ kernel BUG at fs/notify/dnotify/dnotify.c:134! Oops: invalid opcode: 0000 [#1] SMP KASAN PTI CPU: 0 UID: 0 PID: 49 Comm: kworker/u8:3 Not tainted 6.16.0-rc2-syzkaller-00378-gb67ec639010f #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 Workqueue: events_unbound fsnotify_mark_destroy_workfn RIP: 0010:dnotify_free_mark+0x58/0x60 fs/notify/dnotify/dnotify.c:134 Code: 89 f7 e8 db 30 db ff 49 83 3e 00 75 17 e8 40 d9 79 ff 48 8b 3d 91 c6 72 0b 48 89 de 5b 41 5e e9 5e 69 d0 ff e8 29 d9 79 ff 90 <0f> 0b cc cc cc cc cc cc 90 90 90 90 90 90 90 90 90 90 90 90 90 90 RSP: 0018:ffffc90000b979a8 EFLAGS: 00010293 RAX: ffffffff824672f7 RBX: ffff888078fef000 RCX: ffff88801ab00000 RDX: 0000000000000000 RSI: ffffffff8d96eae6 RDI: ffff888078fef000 RBP: ffffc90000b97a70 R08: ffffffff8f9fe0f7 R09: 1ffffffff1f3fc1e R10: dffffc0000000000 R11: ffffffff824672a0 R12: 1ffff1100f1fde02 R13: dffffc0000000000 R14: ffff888078fef080 R15: ffffffff8b99fae8 FS: 0000000000000000(0000) GS:ffff888125c85000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fa33ab7e2d8 CR3: 000000000df38000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: fsnotify_final_mark_destroy fs/notify/mark.c:372 [inline] fsnotify_mark_destroy_workfn+0x258/0x2f0 fs/notify/mark.c:1000 process_one_work kernel/workqueue.c:3238 [inline] process_scheduled_works+0xade/0x17b0 kernel/workqueue.c:3321 worker_thread+0x8a0/0xda0 kernel/workqueue.c:3402 kthread+0x70e/0x8a0 kernel/kthread.c:464 ret_from_fork+0x3fc/0x770 arch/x86/kernel/process.c:148 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:dnotify_free_mark+0x58/0x60 fs/notify/dnotify/dnotify.c:134 Code: 89 f7 e8 db 30 db ff 49 83 3e 00 75 17 e8 40 d9 79 ff 48 8b 3d 91 c6 72 0b 48 89 de 5b 41 5e e9 5e 69 d0 ff e8 29 d9 79 ff 90 <0f> 0b cc cc cc cc cc cc 90 90 90 90 90 90 90 90 90 90 90 90 90 90 RSP: 0018:ffffc90000b979a8 EFLAGS: 00010293 RAX: ffffffff824672f7 RBX: ffff888078fef000 RCX: ffff88801ab00000 RDX: 0000000000000000 RSI: ffffffff8d96eae6 RDI: ffff888078fef000 RBP: ffffc90000b97a70 R08: ffffffff8f9fe0f7 R09: 1ffffffff1f3fc1e R10: dffffc0000000000 R11: ffffffff824672a0 R12: 1ffff1100f1fde02 R13: dffffc0000000000 R14: ffff888078fef080 R15: ffffffff8b99fae8 FS: 0000000000000000(0000) GS:ffff888125c85000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fa330690000 CR3: 000000007fad4000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400