linux-kernel - Re: [LKP] [x86/hotplug] e1056a25da: WARNING:at_arch/x86/kernel/apic/apic.c:#setup_local

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Message-ID: <f5c36f89-61bf-a82e-3d3b-79720b2da2ef@intel.com>
Date:   Tue, 25 Jun 2019 16:40:50 +0800
From:   Rong Chen <rong.a.chen@...el.com>
To:     Thomas Gleixner <tglx@...utronix.de>
Cc:     tipbuild@...or.com, "H. Peter Anvin" <hpa@...or.com>, lkp@...org,
        LKML <linux-kernel@...r.kernel.org>,
        Ingo Molnar <mingo@...nel.org>
Subject: Re: [LKP] [x86/hotplug] e1056a25da:
 WARNING:at_arch/x86/kernel/apic/apic.c:#setup_local_APIC

On 6/25/19 2:24 PM, Thomas Gleixner wrote:
> Rong,
>
> On Tue, 25 Jun 2019, Rong Chen wrote:
>> On 6/22/19 3:08 AM, Thomas Gleixner wrote:
>>>> on test machine: qemu-system-x86_64 -enable-kvm -cpu SandyBridge -smp 2 -m
>>>> 2G
>>> I cannot reproduce that issue. What's the underlying hardware machine?
>> brand: Genuine Intel(R) CPU 000 @ 2.27GHz
>> model: Westmere-EX
>> memory: 256G
>> nr_node: 4
>> nr_cpu: 80
> Ok. I'll try to find something similar. Can please you rerun that test on
> that particular configuration with the updated branch?
>
>     git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git WIP.x86/ipi
>
Hi tglx,

I have tested commit e0b179bc1a ("x86/apic/x2apic: Add conditional IPI 
shorthands support"), the problem is still exist.

Best Regards,
Rong Chen


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