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Date: Fri, 23 Feb 2018 20:09:50 +0100
From: Borislav Petkov <bp@alien8.de>
To: Thomas Gleixner <tglx@linutronix.de>
Cc: Paul Menzel <pmenzel+linux-irq@molgen.mpg.de>,
        LKML <linux-kernel@vger.kernel.org>
Subject: Re: `do_IRQ: 1.55 No irq handler for vector` on ASRock E350M1
Message-ID: <20180223190950.GJ4981@pd.tnic>
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 <alpine.DEB.2.21.1802231914590.1437@nanos.tec.linutronix.de>
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On Fri, Feb 23, 2018 at 07:18:34PM +0100, Thomas Gleixner wrote:
> Borislav is seeing similar issues on larger AMD machines. The interrupt
> seems to come from BIOS/microcode during bringup of secondary CPUs and we
> have no idea why.

Paul, can you boot 4.14 and grep your dmesg for something like:

[    0.000000] spurious 8259A interrupt: IRQ7.

?

Thx.

-- 
Regards/Gruss,
    Boris.

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