------------[ cut here ]------------ kernel BUG at fs/notify/dnotify/dnotify.c:136! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 1 PID: 28586 Comm: kworker/u4:30 Not tainted 6.2.0-rc6-syzkaller-00239-g0136d86b7852 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023 Workqueue: events_unbound fsnotify_mark_destroy_workfn RIP: 0010:dnotify_free_mark+0x57/0x60 Code: 48 89 df e8 3b e0 dd ff 48 83 3b 00 75 17 e8 90 8d 89 ff 48 8b 3d 91 60 56 0c 4c 89 f6 5b 41 5e e9 fe 0f dd ff e8 79 8d 89 ff <0f> 0b 0f 1f 80 00 00 00 00 f3 0f 1e fa 55 41 57 41 56 41 55 41 54 RSP: 0018:ffffc900061a7b88 EFLAGS: 00010293 RAX: ffffffff8200a997 RBX: ffff88801e11f6c0 RCX: ffff88805dd1d7c0 RDX: 0000000000000000 RSI: ffffffff8aea8720 RDI: ffff88801e11f640 RBP: ffffc900061a7c50 R08: dffffc0000000000 R09: fffffbfff2043c48 R10: 0000000000000000 R11: dffffc0000000001 R12: ffff8881455a1800 R13: ffffc900061a7be0 R14: ffff88801e11f640 R15: ffff88801e11f640 FS: 0000000000000000(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f582590e264 CR3: 0000000078e67000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: fsnotify_mark_destroy_workfn+0x2cb/0x340 process_one_work+0x96c/0x13e0 worker_thread+0xa63/0x1210 kthread+0x270/0x300 ret_from_fork+0x1f/0x30 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:dnotify_free_mark+0x57/0x60 Code: 48 89 df e8 3b e0 dd ff 48 83 3b 00 75 17 e8 90 8d 89 ff 48 8b 3d 91 60 56 0c 4c 89 f6 5b 41 5e e9 fe 0f dd ff e8 79 8d 89 ff <0f> 0b 0f 1f 80 00 00 00 00 f3 0f 1e fa 55 41 57 41 56 41 55 41 54 RSP: 0018:ffffc900061a7b88 EFLAGS: 00010293 RAX: ffffffff8200a997 RBX: ffff88801e11f6c0 RCX: ffff88805dd1d7c0 RDX: 0000000000000000 RSI: ffffffff8aea8720 RDI: ffff88801e11f640 RBP: ffffc900061a7c50 R08: dffffc0000000000 R09: fffffbfff2043c48 R10: 0000000000000000 R11: dffffc0000000001 R12: ffff8881455a1800 R13: ffffc900061a7be0 R14: ffff88801e11f640 R15: ffff88801e11f640 FS: 0000000000000000(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007efd27226000 CR3: 00000000404ba000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400