On Sat, Feb 08, 2020 at 11:12:47AM +0000, Ottavio Caruso wrote:

> On 08/02/2020 10:28, whistlez...@riseup.net wrote:
> > Hi,
> > I have some strange output from dmesg, what could be ?
> > At the follwoing link I've posted some screenshots:
> > https://postimg.cc/gallery/1o4wsaw74/
> > Thank you
> > 
> > 
> 
> All I can think of is filesystem corruption.

The dmesg buffer lives in memory, so chanches this is filesystem
related are slim.

When booting, the contents of the existing dmesg buffer are examined.
If the current contents are deemed to be a dmesg, it is not cleared.
It's possible the (random) contents of the buffer are seen as valid by
chance and are thus regarded as dmesg content.

Reboot or other activities producing kernel output wil clear this
random data and fill it with usefull data in the end.

        -Otto

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