syzbot

veth0_vlan: entered promiscuous mode
veth1_macvtap: entered promiscuous mode
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WARNING: CPU: 1 PID: 372 at fs/overlayfs/util.c:602 ovl_dir_version_inc fs/overlayfs/util.c:602 [inline]
WARNING: CPU: 1 PID: 372 at fs/overlayfs/util.c:602 ovl_dir_modified+0x15a/0x190 fs/overlayfs/util.c:620
Modules linked in:
CPU: 1 UID: 0 PID: 372 Comm: syz-executor Not tainted syzkaller #0 0b5ffdee5fcd2f7749818d1ff954e9c21353764e
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
RIP: 0010:ovl_dir_version_inc fs/overlayfs/util.c:602 [inline]
RIP: 0010:ovl_dir_modified+0x15a/0x190 fs/overlayfs/util.c:620
Code: c1 e8 03 42 80 3c 28 00 74 08 4c 89 f7 e8 ae 48 99 ff 49 ff 06 5b 41 5c 41 5d 41 5e 41 5f 5d e9 cc 97 4c 03 cc e8 16 db 42 ff <0f> 0b e9 3e ff ff ff e8 0a db 42 ff 0f 0b e9 6e ff ff ff 44 89 f9
RSP: 0018:ffffc90000f2fb68 EFLAGS: 00010293
RAX: ffffffff8243239a RBX: 0000000000000000 RCX: ffff88810d704c00
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc90000f2fb90 R08: ffff88811321babf R09: 1ffff11022643757
R10: dffffc0000000000 R11: ffffed1022643758 R12: 0000000000000000
R13: dffffc0000000000 R14: ffff88811321ba20 R15: ffff8881106d1dd0
FS:  000055556bcea500(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055556bd0d4e8 CR3: 0000000114788000 CR4: 00000000003526b0
Call Trace:
 <TASK>
 ovl_remove_upper fs/overlayfs/dir.c:841 [inline]
 ovl_do_remove+0x7b8/0xcf0 fs/overlayfs/dir.c:912