[CRIU] [PATCH 16/21] restore: construct sigframe in crtools

[Alexander Kartashov]

On 05/24/2013 04:20 PM, Andrey Vagin wrote:
> -	if (restore_fpu(sigframe, &rsigframe->fpu_state))
> -		return -1;
> +	if (sigframe->fpu_state.has_fpu)
> +		if (restore_fpu(sigframe, &rsigframe->fpu_state))
> +			return -1;

This hunk results in a SEGFAULT in the ARM version crtools
since the ARM version of the routine restore_fpu()
accesses the second argument unlike the x86 version
but the pointer rsigframe is valid in the dumpee address space.

I'm afraid the routine construct_sigframe() needs redesign.

-- 
Sincerely yours,
Alexander Kartashov

Intern
Core team

www.parallels.com

Skype: aleksandr.kartashov
Email: alekskartashov at parallels.com