------------[ cut here ]------------
!(inode_state_read_once(inode) & I_LINKABLE)
WARNING: fs/inode.c:475 at inc_nlink+0x163/0x180 fs/inode.c:475, CPU#1: syz.0.2281/13173
Modules linked in:
CPU: 1 UID: 0 PID: 13173 Comm: syz.0.2281 Tainted: G             L      syzkaller #0 PREEMPT(full) 
Tainted: [L]=SOFTLOCKUP
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
RIP: 0010:inc_nlink+0x163/0x180 fs/inode.c:475
Code: ff ff ff 4c 89 e7 e8 2c 1f e4 ff e9 ec fe ff ff 4c 89 e7 e8 1f 1f e4 ff eb d4 e8 18 1f e4 ff e9 53 ff ff ff e8 9e 80 78 ff 90 <0f> 0b 90 e9 62 ff ff ff e8 30 1f e4 ff e9 78 ff ff ff 66 66 2e 0f
RSP: 0018:ffffc90006fcf8e8 EFLAGS: 00010287
RAX: 00000000000030ee RBX: ffff888037ef0040 RCX: ffffc90006ac9000
RDX: 0000000000080000 RSI: ffffffff829055a2 RDI: ffff88807bf23d00
RBP: 0000000000000000 R08: 0000000000000005 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: ffff888037ef0088
R13: ffff888037ef0068 R14: ffffffff8bcfd880 R15: ffff888037ef0060
FS:  00007f309af126c0(0000) GS:ffff888124439000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000555594102a28 CR3: 000000005c95e000 CR4: 0000000000350ef0
Call Trace:
 <TASK>
 inode_inc_link_count include/linux/fs.h:2247 [inline]
 minix_mkdir+0x51/0x150 fs/minix/namei.c:117
 vfs_mkdir+0x361/0x850 fs/namei.c:5239
 ovl_do_mkdir fs/overlayfs/overlayfs.h:257 [inline]
 ovl_workdir_create+0x435/0xa50 fs/overlayfs/super.c:345
 ovl_make_workdir fs/overlayfs/super.c:682 [inline]
 ovl_get_workdir fs/overlayfs/super.c:840 [inline]
 ovl_fill_super_creds fs/overlayfs/super.c:1453 [inline]
 ovl_fill_super+0xf0f/0x5dd0 fs/overlayfs/super.c:1564
 vfs_get_super fs/super.c:1327 [inline]
 get_tree_nodev+0xdd/0x190 fs/super.c:1346
 vfs_get_tree+0x92/0x320 fs/super.c:1754
 fc_mount fs/namespace.c:1193 [inline]
 do_new_mount_fc fs/namespace.c:3763 [inline]
 do_new_mount fs/namespace.c:3839 [inline]
 path_mount+0x7d0/0x23d0 fs/namespace.c:4159
 do_mount fs/namespace.c:4172 [inline]
 __do_sys_mount fs/namespace.c:4361 [inline]
 __se_sys_mount fs/namespace.c:4338 [inline]
 __x64_sys_mount+0x293/0x310 fs/namespace.c:4338
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0x106/0xf80 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f3099f9c819
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f309af12028 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007f309a216090 RCX: 00007f3099f9c819
RDX: 0000200000000b80 RSI: 0000200000000280 RDI: 0000000000000000
RBP: 00007f309a032c91 R08: 0000200000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f309a216128 R14: 00007f309a216090 R15: 00007ffe1c3be5a8
 </TASK>