vmm is very chatty on 14-CURRENT on AMD EYPC system

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From: Rebecca Cran <rebecca_at_bsdio.com>
Date: Fri, 15 Oct 2021 20:02:45 UTC

vmm is spamming my dmesg with _lots_ of repeated messages.

I'm running:
FreeBSD timp 14.0-CURRENT FreeBSD 14.0-CURRENT #0 
main-n250063-a72ee355646: Thu Oct 14 18:09:55 MDT 2021 
bcran@timp:/usr/obj/usr/src/amd64.amd6
4/sys/GENERIC  amd64


I'm running it on a Dell PowerEdge R7525:
Aug 15 00:13:00 timp kernel: CPU: AMD EPYC 7713 64-Core Processor 
                 (1996.29-MHz K8-class CPU)
...
Aug 15 00:13:00 timp kernel: FreeBSD/SMP: Multiprocessor System 
Detected: 256 CPUs
Aug 15 00:13:00 timp kernel: FreeBSD/SMP: 2 package(s) x 8 cache groups 
x 8 core(s) x 2 hardware threads

The repeated messages are:
Oct 14 18:59:08 timp kernel: ivhd2: EVT INTR 2948 Status:0x0 EVT 
Head:0x0 Tail:0x0]
Oct 14 18:59:08 timp kernel:   [CMD Total 0x0] Tail:0x0, Head:0x0.
Oct 14 18:59:08 timp kernel: ivhd1: EVT INTR 2943 Status:0x0 EVT 
Head:0x0 Tail:0x0]
Oct 14 18:59:08 timp kernel:   [CMD Total 0x0] Tail:0x0, Head:0x0.
Oct 14 18:59:08 timp kernel: ivhd5: EVT INTR 2938 Status:0x0 EVT 
Head:0x0 Tail:0x0]
Oct 14 18:59:08 timp kernel: ivhd6: EVT INTR 2936 Status:0x0 EVT 
Head:0x0 Tail:0x0]
Oct 14 18:59:08 timp kernel: ivhd4: EVT INTR 2945 Status:0x0 EVT 
Head:0x0 Tail:0x0]
Oct 14 18:59:08 timp kernel: ivhd7: EVT INTR 2947 Status:0x0 EVT 
Head:0x0 Tail:0x0]
Oct 14 18:59:08 timp kernel:   [CMD Total 0x0] Tail:0x0, Head:0x0.
Oct 14 18:59:08 timp syslogd: last message repeated 3 times


-- 
Rebecca Cran