linux-kernel - Re: Sudden kernel panics on AMD Opteron platforms with hardened kernel

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Message-ID: <CAFLxGvz5ph_Sk7XmtCMzSCMj-nOPFm8=phoc3Ng_+gyFjTDh7A@mail.gmail.com>
Date:	Thu, 31 Jul 2014 15:04:03 +0200
From:	Richard Weinberger <richard.weinberger@...il.com>
To:	Jan Hejl <jh@...ello.cz>
Cc:	LKML <linux-kernel@...r.kernel.org>
Subject: Re: Sudden kernel panics on AMD Opteron platforms with hardened kernel

On Thu, Jul 31, 2014 at 2:53 PM, Jan Hejl <jh@...ello.cz> wrote:
> Hello,
>
> i'm facing sudden kernel panics. Last one happened few minutes ago.
> Unfortunatelly only output that i've catched is limited thanks to low
> resolution of console screen. See screenshot attached.
>
> Below is output of the ver_linux script.
>
> Linux aq 3.14.12-hardened-r2 #1 SMP Tue Jul 22 18:47:50 CEST 2014 x86_64 AMD

Does the problem also happen with a vanilla kernel?

> Opteron(tm) Processor 6376 AuthenticAMD GNU/Linux
>  Gnu C                  4.7.3
> Gnu make               3.82
> binutils               2.23.2
> util-linux             scripts/ver_linux: line 23: fdformat: command not
> found
> mount                  assert
> module-init-tools      18
> e2fsprogs              1.42.10
> xfsprogs               3.1.10
> Linux C Library        Dynamic linker (ldd)   2.17
> Procps                 3.3.9
> Net-tools              1.60_p20130513023548
> Kbd                    1.15.5
> Sh-utils               8.21
> Modules Loaded
>
> Can you please point to me to a right direction where to start with
> debugging of this panic? It is badly reproducible because it happens
> randomly.
>
> Hope you'll find all info attached.
>
> Thanks for any help!
> Jan
>



-- 
Thanks,
//richard
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