------------[ cut here ]------------ WARNING: CPU: 1 PID: 18378 at fs/attr.c:389 notify_change+0xcfa/0xf40 Modules linked in: CPU: 1 PID: 18378 Comm: syz-executor.2 Not tainted 6.3.0-rc6-syzkaller-00188-g3e7bb4f24617 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/30/2023 RIP: 0010:notify_change+0xcfa/0xf40 fs/attr.c:389 Code: ee e8 7a a4 fe 01 48 89 ef 89 de e8 70 eb fe 01 45 31 f6 44 89 f0 48 83 c4 60 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 66 eb 92 ff <0f> 0b e9 d2 f3 ff ff 44 89 f1 80 e1 07 fe c1 38 c1 0f 8c 54 f3 ff RSP: 0018:ffffc90015c17c08 EFLAGS: 00010293 RAX: ffffffff81f78b5a RBX: 0000000000000000 RCX: ffff888024123a80 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: ffff8880859485e0 R08: ffffffff81f77f25 R09: ffffed1010a2b417 R10: 0000000000000000 R11: dffffc0000000001 R12: ffffc90015c17d60 R13: ffffffff8d04a620 R14: ffff888085159fd0 R15: dffffc0000000000 FS: 00007f5e1bf26700(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fc805592000 CR3: 000000007dc7f000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: chown_common+0x500/0x850 fs/open.c:774 do_fchownat+0x16d/0x240 fs/open.c:805 __do_sys_lchown fs/open.c:830 [inline] __se_sys_lchown fs/open.c:828 [inline] __x64_sys_lchown+0x85/0x90 fs/open.c:828 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x41/0xc0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f5e1b28c169 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 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 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f5e1bf26168 EFLAGS: 00000246 ORIG_RAX: 000000000000005e RAX: ffffffffffffffda RBX: 00007f5e1b3ac120 RCX: 00007f5e1b28c169 RDX: ffffffffffffffff RSI: 0000000000000000 RDI: 00000000200000c0 RBP: 00007f5e1b2e7ca1 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fff71e142ff R14: 00007f5e1bf26300 R15: 0000000000022000