Re: Emacs [scratch/igc 6682d0e6c96] crash on Linux 6.6.41 KDE 6.0.5, wayland

[Eli Zaretskii]

> From: Eval Exec <execvy@gmail.com>
> Date: Mon, 2 Sep 2024 20:24:25 +0800
> 
> Hello,
> I'm helping to test scratch/igc branch on my local environment:
> ```
> ❯ uname -a
> Linux Matrix 6.6.41 #1-NixOS SMP PREEMPT_DYNAMIC Thu Jul 18 11:21:27
> UTC 2024 x86_64 GNU/Linux
> ```
> 
> I get the source code of scratch/igc, commit hash: 6682d0e6c96 .
> And I append a new commit:
> ```
> diff --git a/src/igc.c b/src/igc.c
> index f069a2becc9..4d792da75c8 100644
> --- a/src/igc.c
> +++ b/src/igc.c
> @@ -4459,7 +4459,7 @@ make_arena (struct igc *gc)
>    MPS_ARGS_END (args);
>    IGC_CHECK_RES (res);
> 
> -  mps_gen_param_s gens[] = { { 128000, 0.8 }, { 5 * 128000, 0.4 } };
> +  mps_gen_param_s gens[] = { { 128000000, 0.8 }, { 5 * 128000000, 0.4 } };
>    res = mps_chain_create (&gc->chain, gc->arena, ARRAYELTS (gens), gens);
>    IGC_CHECK_RES (res);
>  }

AFAIU, the above requests MPS to create a generation chain whose
capacity is 128GB.  How much memory do you have on that system?