------------[ cut here ]------------ WARNING: CPU: 1 PID: 13168 at fs/attr.c:388 notify_change+0xc0d/0xe70 fs/attr.c:388 Modules linked in: CPU: 1 PID: 13168 Comm: syz-executor.2 Not tainted 6.9.0-rc5-next-20240426-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 RIP: 0010:notify_change+0xc0d/0xe70 fs/attr.c:388 Code: 28 4c 89 e6 89 da e8 32 16 4d 02 45 31 f6 44 89 f0 48 83 c4 60 5b 41 5c 41 5d 41 5e 41 5f 5d c3 cc cc cc cc e8 e4 2a 81 ff 90 <0f> 0b 90 e9 bf f4 ff ff 44 89 f1 80 e1 07 fe c1 38 c1 0f 8c 41 f4 RSP: 0000:ffffc9000498fbe8 EFLAGS: 00010287 RAX: ffffffff82152a4c RBX: 0000000000000000 RCX: 0000000000040000 RDX: ffffc90013070000 RSI: 0000000000006a17 RDI: 0000000000006a18 RBP: ffffffff8e47c3e0 R08: ffffffff82151f06 R09: 1ffff1100a5622a1 R10: dffffc0000000000 R11: ffffed100a5622a2 R12: ffff888079e25a70 R13: ffffc9000498fd40 R14: ffff888052b11428 R15: dffffc0000000000 FS: 00007f4f9cfff6c0(0000) GS:ffff8880b9500000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f0564662000 CR3: 000000005dfe6000 CR4: 00000000003506f0 Call Trace: chown_common+0x501/0x850 fs/open.c:790 do_fchownat+0x16d/0x250 fs/open.c:821 __do_sys_lchown fs/open.c:846 [inline] __se_sys_lchown fs/open.c:844 [inline] __x64_sys_lchown+0x85/0xa0 fs/open.c:844 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf5/0x240 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f4f9d47dea9 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f4f9cfff0c8 EFLAGS: 00000246 ORIG_RAX: 000000000000005e RAX: ffffffffffffffda RBX: 00007f4f9d5ac050 RCX: 00007f4f9d47dea9 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020000040 RBP: 00007f4f9d4ca4a4 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000006e R14: 00007f4f9d5ac050 R15: 00007ffd2c8711b8