port-xen/60646: xennet0: rx no cluster

["campbell+netbsd%mumble.net@localhost via gnats" <gnats-admin%NetBSD.org@localhost>]

>Number:         60646
>Category:       port-xen
>Synopsis:       xennet0: rx no cluster
>Confidential:   no
>Severity:       serious
>Priority:       medium
>Responsible:    port-xen-maintainer
>State:          open
>Class:          sw-bug
>Submitter-Id:   net
>Arrival-Date:   Wed Aug 26 12:45:00 +0000 2026
>Originator:     Taylor R Campbell
>Release:        current, 11, 10, ...
>Organization:
The XennetBSD Clusteration, Inc.
>Environment:
>Description:

	Under heavy memory pressure, the console is overwhelmed by

[ 7054948.7273665] xennet0: rx no cluster
[ 7054948.7373664] xennet0: rx no cluster
[ 7054948.7373664] xennet0: rx no cluster
[ 7054948.7674125] xennet0: rx no cluster
[ 7054948.7773674] xennet0: rx no cluster
[ 7054948.7874154] xennet0: rx no cluster

	This console spew is not helpful.

>How-To-Repeat:

	try to use the network under heavy memory pressure

>Fix:

	Yes, please!

	Rate-limit the message?  Make it more informative?