Re: [Qemu-devel] [PATCH] linux-user: Fix exit syscall with QOM CPU

[Peter Maydell]

On 15 April 2012 15:39, Andreas Färber <address@hidden> wrote:
> For QOM'ified CPUs we cannot g_free() CPUArchState, we must
> object_delete() the object it is embedded into.
>
> Should fix LP#982321 (invalid free() while executing pacman w/qemu-arm).
>
> Reported-by: Serge Schneider <address@hidden>
> Signed-off-by: Andreas Färber <address@hidden>
> Cc: Peter Maydell <address@hidden>

Reviewed-by: Peter Maydell <address@hidden>

Tested with a random simple multithreaded test program,
confirmed that this fixes the invalid-free problem.
(The program is still somewhat unreliable under qemu,
sometimes segfaulting, but I think that is just the
usual "multithreaded programs don't work reliably" issue
we've had since forever.)

-- PMM