Re: kern/58149: aarch64: Cannot return from a signal handler if SP was misaligned when the signal arrived

[Nick Hudson <nick.hudson%gmx.co.uk@localhost>]

On 14/04/2024 09:00, PHO wrote:
> The following reply was made to PR kern/58149; it has been noted by GNATS.
>
> From: PHO <pho%cielonegro.org@localhost>
> To: gnats-bugs%netbsd.org@localhost
> Cc:
> Subject: Re: kern/58149: aarch64: Cannot return from a signal handler if SP
>   was misaligned when the signal arrived
> Date: Sun, 14 Apr 2024 16:58:44 +0900
>
>   On 4/14/24 16:35, Nick Hudson wrote:
>
>   >   I'd prefer a compile time assert for the sizeof of ucontext_t... In fact
>   >   it already exists in cpu_machdep.c
>
>   Agreed. Updated my patch:
>   https://github.com/NetBSD/src/commit/a8c6eeaee981dddb4b3d9cfca823df2ed857998d

I committed the kernel side patch.

It'd be good to make the test MI. For example, there is

tests/lib/csu/arch/*/h_initfini_align.S

Nick