lists.openwall.net   lists  /  announce  owl-users  owl-dev  john-users  john-dev  passwdqc-users  yescrypt  popa3d-users  /  oss-security  kernel-hardening  musl  sabotage  tlsify  passwords  /  crypt-dev  xvendor  /  Bugtraq  Full-Disclosure  linux-kernel  linux-netdev  linux-ext4  linux-hardening  PHC 
Open Source and information security mailing list archives
 
Hash Suite: Windows password security audit tool. GUI, reports in PDF.
[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Date:   Mon, 16 Jan 2017 17:06:02 -0500
From:   Prarit Bhargava <prarit@...hat.com>
To:     Borislav Petkov <bp@...en8.de>
CC:     linux-kernel@...r.kernel.org, Tony Luck <tony.luck@...el.com>,
        Thomas Gleixner <tglx@...utronix.de>,
        Ingo Molnar <mingo@...hat.com>,
        "H. Peter Anvin" <hpa@...or.com>, x86@...nel.org,
        linux-edac@...r.kernel.org
Subject: Re: [PATCH] x86/mce: Fix initialization error warning



On 01/16/2017 04:56 PM, Borislav Petkov wrote:
> On Mon, Jan 16, 2017 at 04:49:41PM -0500, Prarit Bhargava wrote:
>> When booting kernel with mce=off a loud warning from the mce code
>> is displayed.  This causes confusion for end users.
> 
> Is this what you call a loud warning?
> 
> [    1.885648] mce: Unable to init device /dev/mcelog (rc: -5)

Yes, it was loud enough to generate a bug report from a user.

FWIW, I just found this from last year calling the same message "scary".  It
doesn't look like there was a follow up though.

https://lkml.org/lkml/2016/2/9/354

P.

> 

Powered by blists - more mailing lists