Re: Known and unfixed active data loss bug in MM + XFS with large folios since Dec 2021 (any kernel from 6.1 upwards)

Christian Theune
2024-09-17T10:12:10Z

> On 17. Sep 2024, at 11:32, Matthew Wilcox <willy@infradead.org> wrote:
>
> On Mon, Sep 16, 2024 at 10:47:10AM +0200, Chris Mason wrote:
>> I've got a bunch of assertions around incorrect folio->mapping and I'm
>> trying to bash on the ENOMEM for readahead case. There's a GFP_NOWARN
>> on those, and our systems do run pretty short on ram, so it feels right
>> at least. We'll see.
>
> I've been running with some variant of this patch the whole way across
> the Atlantic, and not hit any problems. But maybe with the right
> workload ...?

I can start running my non-prod machines that were affected previously. I’d run this on top of 6.11?

Christian

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