Intermittent system crash apparently due to ethernet card or driver

[Colin Law]

On 4 February 2016 at 16:34, Seakat <seakat at orange.fr> wrote:
> Hi,
>
> I am running Ubuntu 14.04 LTS (in French).
> The problem I'm reporting has occurred intermittently over the past 5 months
> or so, with kernels 3.13.0-69 generic to 77 generic. It has occurred with
> two different modems,
> First with a TP-LINK Router/modem WN822N TL-WR842N (bought and used in
> China)
> Second with a France Telecom-Orange Livebox-198c, hired from Orange in
> France and used in France).
>
> I have a Acer ASPIRE 5735Z laptop (bought end 2009).
> Memory: 3.9 GO
> Processors: Pentium (R) Dual Core CPU T4200 @ 2 GHz x 2
> Video card: Mobile INTEL (R) GM45 Express chip set x86/MMX/SSE2
> OS: 32 bits
> Disk 287.9 Go
>
> Crashes occur when I have cable connection to a modem, The screen switches
> to terminal mode and the machine stops;
> What is written on the screen varies slightly, but generally starts with:
> "[1350796098] BUG - Unable to handle kernel NULL pointer reference at
> 0000050d
> Sky2_hw_error_+0x126/0x15c [sky2]"
>
> Lower down the screen I get a line with "kernel panic", and a couple of
> lines later it stops.
>
> I guess it's something to do with my Marvell YUKON network card or the
> driver, but what to do?

First see if there is a BIOS update available for the PC.

Colin