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

From: Richard Weinberger
Date: Thu Jul 31 2014 - 09:04:12 EST


On Thu, Jul 31, 2014 at 2:53 PM, Jan Hejl <jh@xxxxxxxxxx> 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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