linux-kernel - Re: [PATCH] x86/microcode: Do not access the initrd after it has been freed

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Message-ID: <1485885913.4397.2.camel@gmx.de>
Date:   Tue, 31 Jan 2017 19:05:13 +0100
From:   Mike Galbraith <efault@....de>
To:     Borislav Petkov <bp@...en8.de>
Cc:     Ingo Molnar <mingo@...nel.org>,
        Andrey Ryabinin <aryabinin@...tuozzo.com>,
        Thomas Gleixner <tglx@...utronix.de>,
        LKML <linux-kernel@...r.kernel.org>,
        "H. Peter Anvin" <hpa@...or.com>
Subject: Re: [PATCH] x86/microcode: Do not access the initrd after it has
 been freed

On Tue, 2017-01-31 at 18:49 +0100, Borislav Petkov wrote:
> On Tue, Jan 31, 2017 at 01:31:00PM +0100, Borislav Petkov wrote:
> > On Tue, Jan 31, 2017 at 12:31:17PM +0100, Mike Galbraith wrote:
> > > (bisect fingered irqdomain: Avoid activating interrupts more than once)
> > 
> > Yeah, that one is not kosher on x86. It broke IO-APIC timer on a box
> > here.
> 
> Mike,
> 
> does the below hunk fix the issue for ya? (Ontop of tip/master, without
> the revert).
> 
> It does fix my APIC timer detection failure.

Yup, need a new doorstop.

	-Mike