【OLK 6.6】[syzkaller] WARNING in ida_free

```
ida_free called for id=0 which is not allocated.
WARNING: CPU: 2 PID: 11089 at lib/idr.c:525 ida_free+0x2e0/0x400 lib/idr.c:525
Modules linked in:
CPU: 2 PID: 11089 Comm: syz-executor.2 Not tainted 6.6.0+ #8
Hardware name: linux,dummy-virt (DT)
pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
pc : ida_free+0x2e0/0x400 lib/idr.c:525
lr : ida_free+0x2e0/0x400 lib/idr.c:525
sp : ffff800083dd78c0
x29: ffff800083dd78c0 x28: 1fffe00003c32e0d x27: ffff00001e197068
x26: ffff0000d0fad688 x25: 0000000000000000 x24: 0000000000000000
x23: 0000000000000000 x22: 0000000000000001 x21: 1ffff000107baf22
x20: ffffc45f9aa004a0 x19: 0000000000000000 x18: 0000000000000000
x17: 0000000000000000 x16: ffffc45f93fc91f0 x15: 0000000000000000
x14: 0000000000000000 x13: 0000000000000001 x12: ffff60001b2f835b
x11: 1fffe0001b2f835a x10: ffff60001b2f835a x9 : dfff800000000000
x8 : 00009fffe4d07ca6 x7 : ffff0000d97c1ad3 x6 : 0000000000000001
x5 : ffff0000d212d600 x4 : 0000000000000002 x3 : ffffc45f89e00000
x2 : 0000000000000000 x1 : 0000000000000000 x0 : ffff0000d212d600
Call trace:
 ida_free+0x2e0/0x400 lib/idr.c:525
 free_anon_bdev fs/super.c:1279 [inline]
 kill_anon_super+0xa4/0xd0 fs/super.c:1294
 erofs_kill_sb+0x1ac/0x240 fs/erofs/super.c:830
 deactivate_locked_super+0xa8/0x190 fs/super.c:481
 get_tree_bdev+0x3d4/0x548 fs/super.c:1582
 erofs_fc_get_tree fs/erofs/super.c:723 [inline]
 erofs_fc_get_tree+0xa0/0xd8 fs/erofs/super.c:716
 vfs_get_tree+0x84/0x2d0 fs/super.c:1753
 do_new_mount+0x348/0x590 fs/namespace.c:3336
 path_mount+0x3ec/0x6a8 fs/namespace.c:3663
 do_mount fs/namespace.c:3676 [inline]
 __do_sys_mount fs/namespace.c:3885 [inline]
 __se_sys_mount fs/namespace.c:3862 [inline]
 __arm64_sys_mount+0x258/0x2f0 fs/namespace.c:3862
 __invoke_syscall arch/arm64/kernel/syscall.c:37 [inline]
 invoke_syscall+0x8c/0x2d8 arch/arm64/kernel/syscall.c:51
 el0_svc_common.constprop.0+0x200/0x2a8 arch/arm64/kernel/syscall.c:136
 do_el0_svc+0x4c/0x70 arch/arm64/kernel/syscall.c:178
 el0_svc+0x4c/0x1f8 arch/arm64/kernel/entry-common.c:705
 el0t_64_sync_handler+0x100/0x130 arch/arm64/kernel/entry-common.c:723
 el0t_64_sync+0x188/0x190 arch/arm64/kernel/entry.S:599
---[ end trace 0000000000000000 ]---
```

GVP openEuler/kernel
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