linux-kernel - Re: Linux messages full of `random: get_random

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Message-ID: <20180424154904.GC30619@thunk.org>
Date:   Tue, 24 Apr 2018 11:49:04 -0400
From:   "Theodore Y. Ts'o" <tytso@....edu>
To:     Paul Menzel <pmenzel+linux-random-number@...gen.mpg.de>,
        linux-kernel@...r.kernel.org
Subject: Re: Linux messages full of `random: get_random_u32 called from`

On Tue, Apr 24, 2018 at 09:56:21AM -0400, Theodore Y. Ts'o wrote:
> On Tue, Apr 24, 2018 at 01:48:16PM +0200, Paul Menzel wrote:
> > Dear Linux folks,
> > 
> >
> > Since Linux 4.17-rcX, Linux spams a lot of `random: get_random_u32 called
> > from` messages. I believe, this setting should be reverted by default as
> > otherwise a lot of other messages are not seen.
> 
> Can you tell me a bit about your system?  What distribution, what
> hardware is present in your sytsem (what architecture, what
> peripherals are attached, etc.)?

Can you also send me your dmesg or kern.log so I can see where
get_random_u32 is getting called from during your system startup?

Thanks!

				- Ted