linux-kernel - Re: [tip:x86/vdso] x86/vdso32/syscall.S: Do not load __USER32

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Message-ID: <5538E713.3070607@redhat.com>
Date:	Thu, 23 Apr 2015 14:35:31 +0200
From:	Denys Vlasenko <dvlasenk@...hat.com>
To:	Brian Gerst <brgerst@...il.com>
CC:	Steven Rostedt <rostedt@...dmis.org>,
	Oleg Nesterov <oleg@...hat.com>,
	Ingo Molnar <mingo@...nel.org>,
	"H. Peter Anvin" <hpa@...or.com>, Borislav Petkov <bp@...en8.de>,
	Andy Lutomirski <luto@...capital.net>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	Andy Lutomirski <luto@...nel.org>,
	Will Drewry <wad@...omium.org>,
	Frédéric Weisbecker <fweisbec@...il.com>,
	Alexei Starovoitov <ast@...mgrid.com>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Kees Cook <keescook@...omium.org>,
	Thomas Gleixner <tglx@...utronix.de>,
	linux-tip-commits@...r.kernel.org
Subject: Re: [tip:x86/vdso] x86/vdso32/syscall.S: Do not load __USER32_DS
 to %ss

On 04/23/2015 02:01 PM, Brian Gerst wrote:
> The patch does appear to fix the crash.

Thanks for testing it.

I changed the patch a bit and sent it to Ingo.
Can you test that one and confirm that it also works?

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