linux-kernel - Re: [BUG 4.15-rc7] IRQ matrix management errors

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Date:   Thu, 18 Jan 2018 09:10:43 +0100 (CET)
From:   Thomas Gleixner <tglx@...utronix.de>
To:     Keith Busch <keith.busch@...el.com>
cc:     LKML <linux-kernel@...r.kernel.org>
Subject: Re: [BUG 4.15-rc7] IRQ matrix management errors

On Wed, 17 Jan 2018, Keith Busch wrote:
> On Wed, Jan 17, 2018 at 04:01:47PM +0100, Thomas Gleixner wrote:
> > Which device is allocating gazillions of non-managed interrupts?
> 
> I believe that would be the i40e. :)

So enterprise grade insanity was spot on.

Can you please provide the output of

# cat /sys/kernel/debug/irq/irqs/$ONE_I40_IRQ

Thanks,

	tglx