Subject: Re: [PATCH 11/14] s390/ptrace: run seccomp after ptrace

From: Martin Schwidefsky <[email-masked]>
Date: Fri, 10 Jun 2016 12:51:58 +0200

On Thu,  9 Jun 2016 14:02:01 -0700
Kees Cook <[email-masked]> wrote:

> Close the hole where ptrace can change a syscall out from under seccomp.
> 
> Signed-off-by: Kees Cook <[email-masked]>
> Cc: Heiko Carstens <[email-masked]>
> Cc: Martin Schwidefsky <[email-masked]>
> Cc: [email-masked]
> ---
>  arch/s390/kernel/ptrace.c | 21 +++++++++------------
>  1 file changed, 9 insertions(+), 12 deletions(-)

If the change in semantics in regard to the audit of skipped system calls
is acceptable, the modified s390 arch code is ok.

-- 
blue skies,
   Martin.

"Reality continues to ruin my life." - Calvin.