Re: [PATCH v10 5/6] drm/panthor: Support sparse mappings

[Marcin Ślusarz]

On Wed, Apr 29, 2026 at 07:32:17PM +0100, Adri�n Larumbe wrote:
> @@ -1651,6 +1715,13 @@ int panthor_vm_pool_create(struct panthor_file *pfile)
>  		return -ENOMEM;
>  
>  	xa_init_flags(&pfile->vms->xa, XA_FLAGS_ALLOC1);
> +
> +	pfile->vms->dummy = panthor_dummy_bo_create(pfile->ptdev);
> +	if (IS_ERR(pfile->vms->dummy)) {
> +		kfree(pfile->vms);
> +		return PTR_ERR(pfile->vms->dummy);

This is use-after-free.

> +	}
> +
>  	return 0;
>  }