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>]

The following reply was made to PR kern/58149; it has been noted by GNATS.

From: Nick Hudson <nick.hudson%gmx.co.uk@localhost>
To: gnats-bugs%netbsd.org@localhost, kern-bug-people%netbsd.org@localhost,
 gnats-admin%netbsd.org@localhost, netbsd-bugs%netbsd.org@localhost, pho%cielonegro.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 13:58:32 +0100

 On 14/04/2024 09:00, PHO wrote:
 > The following reply was made to PR kern/58149; it has been noted by GNAT=
 S.
 >
 > 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... I=
 n fact
 >   >   it already exists in cpu_machdep.c
 >
 >   Agreed. Updated my patch:
 >   https://github.com/NetBSD/src/commit/a8c6eeaee981dddb4b3d9cfca823df2ed=
 857998d
 >
 
 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