# Re: \[BUG REPORT\]net: page\_pool: kernel crash at iommu\_get\_dma\_domain+0xc/0x20

- From: Jakub Kicinski \<kuba@kernel.org\>
- Date: 2024-08-20 14:43:42 
- List: netdev
- Page: https://ratatoskr.run/netdev/2024/08/2715017
- Thread: https://ratatoskr.run/netdev/2024/07/2689488/t.md

```text
On Tue, 20 Aug 2024 09:22:39 -0400 Mina Almasry wrote:
> Is it for some reason not feasible for the page_pool to release the
> pages on driver unload and destroy itself, rather than have to stick
> around until all pending pages have been returned from the net stack?

Normal page pool does not track all the pages it allocates.
```