[Bug]: EHW Exception: unknown ext. buffer Id

### Which component impacted?

Encode

### Is it regression? Good in old configuration?

No, this issue exist a long time

### What happened?

The bug presented in https://github.com/intel/vpl-gpu-rt/issues/331 is still an issue.

I am using `vpl-gpu-rt` from AerynOS and since their main toolchain uses clang/llvm, I am experiecing this issue in version 26.1.2

Using the fix.patch in https://github.com/intel/vpl-gpu-rt/issues/331#issuecomment-2154281392 fixes the issue, and would like to know if it can be merged into main

### What's the usage scenario when you are seeing the problem?

Transcode for media delivery

### What impacted?

_No response_

### Debug Information

libva - 2.23.0
libva-utils - 2.23.0
gmmlib - 22.9.0
intel-media-driver - 25.3.4

```sh
$ ls /dev/dri
by-path/ card0 renderD128
```

[vainfo.log](https://github.com/user-attachments/files/25347700/vainfo.log)

### Do you want to contribute a patch to fix the issue?

Yes, please use [fix.patch](https://github.com/user-attachments/files/15721919/fixissue.patch)