linux-kernel - Re: [lkp] [x86/mce] 81ffdcdd97: kmsg.CPU61:Package_temperature_above_threshold,cpu_clock_throttled(total

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Date:	Fri, 4 Dec 2015 10:25:55 -0800
From:	Andi Kleen <ak@...ux.intel.com>
To:	kernel test robot <ying.huang@...ux.intel.com>
Cc:	lkp@...org, LKML <linux-kernel@...r.kernel.org>,
	linux-edac <linux-edac@...r.kernel.org>,
	Tony Luck <tony.luck@...el.com>,
	Peter Zijlstra <peterz@...radead.org>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	"H. Peter Anvin" <hpa@...or.com>,
	Thomas Gleixner <tglx@...utronix.de>,
	Borislav Petkov <bp@...e.de>, Ingo Molnar <mingo@...nel.org>
Subject: Re: [lkp] [x86/mce] 81ffdcdd97:
 kmsg.CPU61:Package_temperature_above_threshold,cpu_clock_throttled(total_events=#)

> commit 81ffdcdd97d94110627caa81c23d5d780083731d ("x86/mce: Fix thermal throttling reporting after kexec")
> 
> This may be the intended behavior, just FYI.

Yes, it's intended. Your system is overheating, and I assume 0day uses kexec.
Previously you completely missed these messages because they were disabled
after the first kexec. So now they are correctly reported.

-Andi

> 
> [  228.096596] CPU47: Core temperature above threshold, cpu clock throttled (total events = 1)
> [  228.096597] CPU3: Core temperature above threshold, cpu clock throttled (total events = 1)
> [  228.096599] CPU19: Package temperature above threshold, cpu clock throttled (total events = 1)
> [  228.096601] CPU9: Package temperature above threshold, cpu clock throttled (total events = 1)
> [  228.096603] CPU53: Package temperature above threshold, cpu clock throttled (total events = 1)
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