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Date:	Sun, 14 Sep 2014 07:54:50 +0200
From:	Markus Trippelsdorf <markus@...ppelsdorf.de>
To:	linux-kernel@...r.kernel.org
Cc:	Jan Kara <jack@...e.cz>, Steven Rostedt <rostedt@...dmis.org>
Subject: Re: Weird character in kernel message

On 2014.09.14 at 07:09 +0200, Markus Trippelsdorf wrote:
> Just noticed this today:
> 
> Sep 14 06:51:57 x4 kernel: [sched_delayed] ^a4CE: hpet increased min_delta_ns to 20115 nsec
> 
> in hex:
> 20 01 34 43 45 3A 20
> 
> Must be a recent regression.

It looks like a combination of commit 504d58745c9ca and commit
458df9fd4815b causes the issue.
458df9fd4815b changed the loglevel of printk_deferred to a hardcoded
KERN_WARNING. And 504d58745c9ca changed the printk in
kernel/time/clockevents.c to printk_deferred. 
But now the KERN_WARNING loglevel of printk_deferred in
kernel/time/clockevents.c is redundant and responsible for the weird
01 34 character combination (KERN_SOH "4").

-- 
Markus
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