Re: [PATCH 03/14] add mach_host tests

[Luca]

Il 06/01/24 19:44, Samuel Thibault ha scritto:
> Luca, le sam. 06 janv. 2024 19:41:17 +0100, a ecrit:
> > Il 29/12/23 15:14, Luca Dariz ha scritto:
> > > Il 29/12/23 14:44, Samuel Thibault ha scritto:
> > > > Also, it would be useful to compile the tests with
> > > > -ftrivial-auto-var-init=pattern so as to fill the structures with random
> > > > values before making the gnumach calls.
> >
> > with this option all tests fail on the first mig-generated stub entry, which
> > is task_get_special_port(), in _start(). Maybe it's related to SSE somehow,
> > I see a page fault here:
>
> Is $rbp unaligned?
>
> (we do want to fix such bug anyway)

it's aligned to 8 byte, but it seems that for MOVAPS we need 16-biyte 
alignment.

By the way, by mistake that dump was with yet another change not part of 
this patch set, but also with the simple setup the failure is the same, 
just in another place (when printing the first string).


Luca