------------[ cut here ]------------ kernel BUG at fs/notify/dnotify/dnotify.c:136! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 1 PID: 5367 Comm: kworker/u4:6 Not tainted 6.1.0-syzkaller-13031-g77856d911a8c #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 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 3f 33 dd ff 48 83 3b 00 75 17 e8 34 97 87 ff 48 8b 3d 05 42 92 0c 4c 89 f6 5b 41 5e e9 d2 5e dc ff e8 1d 97 87 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:ffffc900051dfb68 EFLAGS: 00010293 RAX: ffffffff82043ea3 RBX: ffff888025c4cc38 RCX: ffff888021449d40 RDX: 0000000000000000 RSI: 0000000000000017 RDI: ffff888025c4cbb8 RBP: ffffc900051dfc30 R08: ffffffff8203ae14 R09: ffffed1004fa5902 R10: ffffed1004fa5902 R11: 1ffff11004fa5901 R12: ffff888145e2c800 R13: ffffc900051dfbc0 R14: ffff888025c4cbb8 R15: ffff888025c4cbb8 FS: 0000000000000000(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f3f8db54000 CR3: 00000000436a6000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: fsnotify_final_mark_destroy fs/notify/mark.c:278 [inline] fsnotify_mark_destroy_workfn+0x2cc/0x340 fs/notify/mark.c:902 process_one_work+0x877/0xdb0 kernel/workqueue.c:2289 worker_thread+0xb14/0x1330 kernel/workqueue.c:2436 kthread+0x266/0x300 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:308 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:dnotify_free_mark+0x53/0x60 fs/notify/dnotify/dnotify.c:136 Code: 48 89 df e8 3f 33 dd ff 48 83 3b 00 75 17 e8 34 97 87 ff 48 8b 3d 05 42 92 0c 4c 89 f6 5b 41 5e e9 d2 5e dc ff e8 1d 97 87 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:ffffc900051dfb68 EFLAGS: 00010293 RAX: ffffffff82043ea3 RBX: ffff888025c4cc38 RCX: ffff888021449d40 RDX: 0000000000000000 RSI: 0000000000000017 RDI: ffff888025c4cbb8 RBP: ffffc900051dfc30 R08: ffffffff8203ae14 R09: ffffed1004fa5902 R10: ffffed1004fa5902 R11: 1ffff11004fa5901 R12: ffff888145e2c800 R13: ffffc900051dfbc0 R14: ffff888025c4cbb8 R15: ffff888025c4cbb8 FS: 0000000000000000(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f669d62c718 CR3: 000000002a5b5000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400