Re: Regression with kernel 6.4 "swapper: page allocation failure: order:0, mode:0x100(__GFP_ZERO)

[Helge Deller <deller@gmx.de>]

On 8/6/23 21:21, Christoph Biedl wrote:
> Christoph Biedl wrote...
>
>> Mike Rapoport wrote...
>>
>>> Can you check if the patch helps:
>>>
>>> diff --git a/arch/parisc/mm/fixmap.c b/arch/parisc/mm/fixmap.c
>>> index cc15d737fda6..ae3493dae9dc 100644
>> (...)
>>
>> Yes, everything's fine now. Applied on top of v6.5-rc4, there
>> were some offsets.
>
> Now confirmed on top of 6.4.8 as well.
>
> However, there's now an issue when reconfiguring the locales package in
> Debian:
>
>      Setting up locales (2.37-7) ...
>      Generating locales (this might take a while)...
>        C.UTF-8...cannot map archive header: Invalid argument
>       done
>
> Using 6.3.13, everything is fine.
>
> There a Debian bug report #552233 from very old ages about this, the
> solution suggests this is related to memory management so it might apply
> here, too.

I'm afraid that my patch:
commit 32832a407a7178eec3215fad9b1a3298c14b0d69
Author: Helge Deller <deller@gmx.de>
Date:   Fri Jul 21 17:24:31 2023 +0200

     io_uring: Fix io_uring mmap() by using architecture-provided get_unmapped_area()

might be the culprit...

Helge