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From: Ingo Molnar <mingo@kernel.org>
To: kernel test robot <xiaolong.ye@intel.com>
Cc: Prarit Bhargava <prarit@redhat.com>,
	linux-kernel@vger.kernel.org, Andi Kleen <ak@linux.intel.com>,
	Thomas Gleixner <tglx@linutronix.de>,
	Ingo Molnar <mingo@redhat.com>, "H. Peter Anvin" <hpa@zytor.com>,
	x86@kernel.org, Peter Zijlstra <peterz@infradead.org>,
	Dave Hansen <dave.hansen@intel.com>,
	Piotr Luc <piotr.luc@intel.com>, Kan Liang <kan.liang@intel.com>,
	Borislav Petkov <bp@suse.de>,
	Stephane Eranian <eranian@google.com>,
	Arvind Yadav <arvind.yadav.cs@gmail.com>,
	Andy Lutomirski <luto@kernel.org>,
	Christian Borntraeger <borntraeger@de.ibm.com>,
	"Kirill A. Shutemov" <kirill.shutemov@linux.intel.com>,
	Tom Lendacky <thomas.lendacky@amd.com>,
	He Chen <he.chen@linux.intel.com>,
	Mathias Krause <minipli@googlemail.com>,
	Tim Chen <tim.c.chen@linux.intel.com>,
	Vitaly Kuznetsov <vkuznets@redhat.com>,
	lkp@01.org, ltp@lists.linux.it
Subject: Re: [lkp-robot] [x86/topology]  379a4bb988: dmesg.WARNING:at_arch/x86/events/intel/uncore.c:#uncore_change_type_ctx
Date: Mon, 16 Oct 2017 09:50:08 +0200	[thread overview]
Message-ID: <20171016075008.n4v5z3qsxpcg6g3c@gmail.com> (raw)
In-Reply-To: <20171012064439.GN26196@yexl-desktop>


* kernel test robot <xiaolong.ye@intel.com> wrote:

> 
> FYI, we noticed the following commit (built with gcc-6):
> 
> commit: 379a4bb9880608931642e1b4208380468d347b84 ("x86/topology: Avoid wasting 128k for package id array")
> url: https://github.com/0day-ci/linux/commits/Prarit-Bhargava/x86-smpboot-Cleanup-logical-package-ID/20170929-202113
> 
> 
> in testcase: ltp
> with following parameters:
> 
> 	test: cpuhotplug
> 
> test-description: The LTP testsuite contains a collection of tools for testing the Linux kernel and related features.
> test-url: http://linux-test-project.github.io/
> 
> 
> on test machine: 88 threads Intel(R) Xeon(R) CPU E5-2699 v4 @ 2.20GHz with 64G memory
> 
> caused below changes (please refer to attached dmesg/kmsg for entire log/backtrace):
> 
> 
> kern  :warn  : [  119.686133] ------------[ cut here ]------------
> kern  :warn  : [  119.692171] WARNING: CPU: 0 PID: 13 at arch/x86/events/intel/uncore.c:1058 uncore_change_type_ctx+0xf0/0x100

If this warning is caused by these patches then the warning should be fixed too, 
before we can apply the patches.

Thanks,

	Ingo

  reply	other threads:[~2017-10-16  7:50 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-09-26 12:53 [PATCH 0/3 v2 RESEND] x86/smpboot: Cleanup logical package ID Prarit Bhargava
2017-09-26 12:53 ` [PATCH 1/3 v2 RESEND] perf/x86/intel/uncore: Cache logical pkg id in uncore driver Prarit Bhargava
2017-09-26 12:53 ` [PATCH 2/3 v2 RESEND] x86/topology: Avoid wasting 128k for package id array Prarit Bhargava
2017-10-12  6:44   ` [lkp-robot] [x86/topology] 379a4bb988: dmesg.WARNING:at_arch/x86/events/intel/uncore.c:#uncore_change_type_ctx kernel test robot
2017-10-16  7:50     ` Ingo Molnar [this message]
2017-10-18 13:19     ` Prarit Bhargava
2017-10-26 10:09       ` [LTP] " Cyril Hrubis
2017-09-26 12:53 ` [PATCH 3/3 v2 RESEND] x86/smpboot: Fix __max_logical_packages estimate Prarit Bhargava
2017-10-02 15:13 ` [PATCH 0/3 v2 RESEND] x86/smpboot: Cleanup logical package ID Prarit Bhargava
2017-10-16  7:52   ` Ingo Molnar

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