------------[ cut here ]------------ WARNING: CPU: 1 PID: 6040 at fs/attr.c:390 notify_change+0xd61/0xfc0 Modules linked in: CPU: 1 PID: 6040 Comm: syz-executor.1 Not tainted 6.1.92-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024 RIP: 0010:notify_change+0xd61/0xfc0 fs/attr.c:390 Code: e6 e8 c3 e3 05 02 4c 89 e7 89 de e8 59 27 06 02 45 31 f6 44 89 f0 48 83 c4 58 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 bf ac 91 ff <0f> 0b e9 66 f3 ff ff 44 89 f1 80 e1 07 fe c1 38 c1 0f 8c e9 f2 ff RSP: 0018:ffffc900033dfc10 EFLAGS: 00010283 RAX: ffffffff81f8e091 RBX: 0000000000000000 RCX: 0000000000040000 RDX: ffffc900119f5000 RSI: 00000000000078db RDI: 00000000000078dc RBP: ffffffff8cfd51a0 R08: ffffffff81f8d3f0 R09: ffffed100a0a6527 R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000 R13: ffff8880706afbe8 R14: ffff888050532850 R15: ffffc900033dfd60 FS: 00007f8a4e7d56c0(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000555555608938 CR3: 000000007cd8e000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: chown_common+0x5aa/0x900 fs/open.c:736 do_fchownat+0x169/0x240 fs/open.c:767 __do_sys_lchown fs/open.c:792 [inline] __se_sys_lchown fs/open.c:790 [inline] __x64_sys_lchown+0x81/0x90 fs/open.c:790 do_syscall_x64 arch/x86/entry/common.c:51 [inline] do_syscall_64+0x3b/0xb0 arch/x86/entry/common.c:81 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7f8a4fc7cf69 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:00007f8a4e7d50c8 EFLAGS: 00000246 ORIG_RAX: 000000000000005e RAX: ffffffffffffffda RBX: 00007f8a4fdb4070 RCX: 00007f8a4fc7cf69 RDX: 0000000000000000 RSI: 0000000000004000 RDI: 0000000020000040 RBP: 00007f8a4fcda706 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000006e R14: 00007f8a4fdb4070 R15: 00007ffdadba1158