Re: [PATCH v8 14/21] mm/mmap: Avoid zeroing vma tree in mmap_region()

[Lorenzo Stoakes]

On Wed, Oct 02, 2024 at 09:44:42PM +0100, Lorenzo Stoakes wrote:
> On Wed, Oct 02, 2024 at 10:39:06PM GMT, Bert Karwatzki wrote:
>
> [snip]
>
> > I just figured out what was wrong for me in "Ruins of Tasos", I didn't have the
> > 32bit vulkan drivers installed, so perhaps if you remove your 32bit vulkan
> > driver package you can get the crash, too.
>
> Thanks, unfortunately I use arch and it has a hard dependency on that. I might
> try to force it uninstalled anyway.
>
> Sorry to have to keep asking you to repro but for now the only way sadly :(
>
> Hopefully this final patch that I set should give us the final bits of
> information we need, can't be sure though.
>
> This is certainly a very strange thing! I wonder whether a driver is
> relying on old mmap() MAP_FIXED behaviour...

I realise (being tired) I missed one thing... if you have a sec could you add
this to the previously included patch?

Thanks!

Rather important, as this is the main munmap() entry point...

Again, hugely appreciate all your help!

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