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Re: [Qemu-devel] [PATCH 1/4] linux-user/s390x: Mask si_addr for SIGSEGV

From: Richard Henderson
Subject: Re: [Qemu-devel] [PATCH 1/4] linux-user/s390x: Mask si_addr for SIGSEGV
Date: Wed, 8 Nov 2017 22:18:55 +0100
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.4.0

On 11/06/2017 07:33 PM, Peter Maydell wrote:
> For s390x, the address passed to a signal handler in the
> siginfo_t si_addr field is masked (in the kernel this is done in
> do_sigbus() and do_sigsegv() in arch/s390/mm/fault.c). Implement
> this architecture-specific oddity in linux-user.
> This is one of the issues described in
> https://bugs.launchpad.net/qemu/+bug/1705118
> Signed-off-by: Peter Maydell <address@hidden>
> ---
>  linux-user/main.c | 6 +++++-
>  1 file changed, 5 insertions(+), 1 deletion(-)

Accurate, but really seems like a s390x kernel bug.

Reviewed-by: Richard Henderson <address@hidden>


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