linux-kernel - Re: [REGRESSION] Failed network caused by: xhci: switch to pci_alloc_irq

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Message-ID: <20170519082003.GA1411@lst.de>
Date:   Fri, 19 May 2017 10:20:03 +0200
From:   Christoph Hellwig <hch@....de>
To:     Steven Rostedt <rostedt@...dmis.org>
Cc:     LKML <linux-kernel@...r.kernel.org>,
        Linus Torvalds <torvalds@...ux-foundation.org>,
        Christoph Hellwig <hch@....de>,
        Mathias Nyman <mathias.nyman@...ux.intel.com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Subject: Re: [REGRESSION] Failed network caused by: xhci: switch to
        pci_alloc_irq_vectors

On Thu, May 18, 2017 at 11:42:34PM -0400, Steven Rostedt wrote:
> 
> One of my the configs I use to test ftrace with (configs that have
> caused failures in the past), has lots of irq issues and fails to
> initialize the network of my box. I bisected the problem down to a
> single commit, and when I revert that commit, my box boots without any
> network or irq issues.

Can send me the /proc/interrupts output for the system?  The commit
should not have changed behavior and that will narrow down where
I need to look for an issue.