Re: xen/evtchn.c: Interrupt for port 32, but apparently not enabled; per-user 0000000012b765d1

[Juergen Gross]

On 24.07.24 15:25, James Dingwall wrote:
> Hi,
>
> I have built a kernel derived from Ubuntu's Ubuntu-hwe-6.8-6.8.0-40.40_22.04.1
> tag.  The logs are quiet until I start the first guest which has two network
> cards passed through.  At this point the kernel log gets flooded with the
> warning below.  This appears to the same warning which this commit was
> supposed to suppress:
>
> 51c23bd691c0f1fb95b29731c356c6fd69925d17: xen/evtchn: avoid WARN() when unbinding an event channel
>
> The tag already includes that commit and in my config:
>
> $ grep CONFIG_DEBUG_SHIRQ /boot/config-6.8.0-40-generic
> # CONFIG_DEBUG_SHIRQ is not set
>
> Could there be a related change which also needs to be picked or is there
> the possibility that there is another trigger?

As the original reporter of the issue tested the patch to fix it,
there seems to be another trigger. :-(


Juergen

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