------------[ cut here ]------------ kernel BUG at fs/notify/dnotify/dnotify.c:134! Oops: invalid opcode: 0000 [#1] SMP KASAN NOPTI CPU: 0 UID: 0 PID: 6479 Comm: kworker/u8:9 Not tainted 6.16.0-rc3-syzkaller-00057-g92ca6c498a5e #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 fs/notify/dnotify/dnotify.c:134 [inline] RIP: 0010:dnotify_free_mark+0x50/0x60 fs/notify/dnotify/dnotify.c:128 Code: 3c 02 00 75 27 48 83 bb 80 00 00 00 00 75 15 e8 66 03 72 ff 48 8b 3d cf 11 a8 0b 48 89 de 5b e9 46 1e cd ff e8 51 03 72 ff 90 <0f> 0b e8 e9 e9 d7 ff eb d2 0f 1f 80 00 00 00 00 90 90 90 90 90 90 RSP: 0018:ffffc90003337b78 EFLAGS: 00010293 RAX: 0000000000000000 RBX: ffff88807c184000 RCX: 1ffff1100f830802 RDX: ffff888030848000 RSI: ffffffff824a199f RDI: ffff88807c184080 RBP: ffff8881452f1800 R08: 1ffff92000666f7e R09: 0000000000000000 R10: 0000000000000001 R11: 0000000000000001 R12: ffffffff8bc07d80 R13: ffffc90003337bd8 R14: ffff88807c184010 R15: ffff88807c184018 FS: 0000000000000000(0000) GS:ffff888124759000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f3315bc5000 CR3: 000000000e382000 CR4: 0000000000350ef0 Call Trace: fsnotify_final_mark_destroy+0x79/0xc0 fs/notify/mark.c:372 fsnotify_mark_destroy_workfn+0x203/0x350 fs/notify/mark.c:1000 process_one_work+0x9cf/0x1b70 kernel/workqueue.c:3238 process_scheduled_works kernel/workqueue.c:3321 [inline] worker_thread+0x6c8/0xf10 kernel/workqueue.c:3402 kthread+0x3c5/0x780 kernel/kthread.c:464 ret_from_fork+0x5d7/0x6f0 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 fs/notify/dnotify/dnotify.c:134 [inline] RIP: 0010:dnotify_free_mark+0x50/0x60 fs/notify/dnotify/dnotify.c:128 Code: 3c 02 00 75 27 48 83 bb 80 00 00 00 00 75 15 e8 66 03 72 ff 48 8b 3d cf 11 a8 0b 48 89 de 5b e9 46 1e cd ff e8 51 03 72 ff 90 <0f> 0b e8 e9 e9 d7 ff eb d2 0f 1f 80 00 00 00 00 90 90 90 90 90 90 RSP: 0018:ffffc90003337b78 EFLAGS: 00010293 RAX: 0000000000000000 RBX: ffff88807c184000 RCX: 1ffff1100f830802 RDX: ffff888030848000 RSI: ffffffff824a199f RDI: ffff88807c184080 RBP: ffff8881452f1800 R08: 1ffff92000666f7e R09: 0000000000000000 R10: 0000000000000001 R11: 0000000000000001 R12: ffffffff8bc07d80 R13: ffffc90003337bd8 R14: ffff88807c184010 R15: ffff88807c184018 FS: 0000000000000000(0000) GS:ffff888124759000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b3000aff8 CR3: 000000000e382000 CR4: 0000000000350ef0