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Date: Fri, 25 Oct 2019 10:44:21 +0300
From: Nick Kostirya <nikolay.kostirya@i11.co>
To: Konstantin Belousov <kostikbel@gmail.com>
Cc: freebsd-arm@freebsd.org
Subject: Re: ucontext
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On Thu, 24 Oct 2019 17:54:36 +0300
Konstantin Belousov <kostikbel@gmail.com> wrote:

> 
> I believe you want
> 	uc_context.__gregs[_REG_PC]
> on arm (32bit) and
> 	uc_context.mc_gpregs.gp_elr
> on arm64 for aarch64.
> 
> Sometimes the thumb bit (lowest bit in PC) leaks there, then you should
> mask it.

Thanks!

Although I did not understand your last phrase.
There is leak of what?
Where can I read about it?