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SubjectFwd: crash/hang in mm/swapfile.c:718 add_to_avail_list when exercising stress-ng
Hi,

I notice a bug report on Bugzilla [1]. Quoting from it:

> How to reproduce:
>
> Had 24 CPU Alderlake 16GB debian12 system running with default kernel (from makecondig) on 6.5-rc4, exercised with no swap to start with.
>
> using stress-ng tip commit 0f2ef02e9bc5abb3419c44be056d5fa3c97e0137
> (see https://github.com/ColinIanKing/stress-ng )
>
> build and run stress-ng for say 60 minutes:
>
> ./stress-ng --cpu-online 50 --brk 50 --swap 50 --vmstat 1 -t 60m
>
> Will hang in mm/swapfile.c:718 add_to_avail_list+0x93/0xa0
>
> See attached file for an image of the console on the hang (I'm trying to get the full stack dump).

See Bugzilla for the full thread and attached console image.

FWIW, I have to forward this bug report to the mailing lists because
Thorsten noted that many developers don't take a look on Bugzilla
(see the BZ thread).

Thanks.

[1]: https://bugzilla.kernel.org/show_bug.cgi?id=217738

--
An old man doll... just what I always wanted! - Clara

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