------------[ cut here ]------------ WARNING: CPU: 1 PID: 12676 at fs/attr.c:435 notify_change+0xb99/0xe60 fs/attr.c:435 Modules linked in: CPU: 1 UID: 0 PID: 12676 Comm: syz.3.979 Not tainted syzkaller #0 PREEMPT_{RT,(full)} Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025 RIP: 0010:notify_change+0xb99/0xe60 fs/attr.c:435 Code: 89 ff 4c 89 ee 89 ea e8 b5 9a f9 01 31 db 89 d8 48 83 c4 48 5b 41 5c 41 5d 41 5e 41 5f 5d c3 cc cc cc cc cc e8 48 c8 89 ff 90 <0f> 0b 90 e9 2f f5 ff ff 89 f9 80 e1 07 fe c1 38 c1 0f 8c b9 f4 ff RSP: 0018:ffffc9000fa5fc00 EFLAGS: 00010293 RAX: ffffffff82336f78 RBX: 0000000080000000 RCX: ffff88802a635a00 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 0000000000000046 R08: 0000000000000000 R09: 0000000000000000 R10: dffffc0000000000 R11: ffffed10079ae34c R12: ffffc9000fa5fd20 R13: ffff88805af08f78 R14: dffffc0000000000 R15: ffffffff8d4fd9a0 FS: 00007f05014cd6c0(0000) GS:ffff88812713b000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fad6ad21000 CR3: 00000000380ae000 CR4: 00000000003526f0 Call Trace: chown_common+0x40c/0x5c0 fs/open.c:791 do_fchownat+0x161/0x270 fs/open.c:822 __do_sys_chown fs/open.c:842 [inline] __se_sys_chown fs/open.c:840 [inline] __x64_sys_chown+0x82/0xa0 fs/open.c:840 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xfa/0x3b0 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f050328eec9 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f05014cd038 EFLAGS: 00000246 ORIG_RAX: 000000000000005c RAX: ffffffffffffffda RBX: 00007f05034e6090 RCX: 00007f050328eec9 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000200000000080 RBP: 00007f0503311f91 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007f05034e6128 R14: 00007f05034e6090 R15: 00007ffcf912be88