linux-kernel - Kernel 4.4.16 issue? AMD-Vi: Event logged [IO_PAGE_FAULT device=00:12.0 domain=0x0006 address=0x0000000000000080 flags=0x0020]

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Date:	Fri, 12 Aug 2016 09:31:06 +0200
From:	Udo van den Heuvel <udovdh@...all.nl>
To:	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Kernel 4.4.16 issue? AMD-Vi: Event logged [IO_PAGE_FAULT
 device=00:12.0 domain=0x0006 address=0x0000000000000080 flags=0x0020]

Hello,

My dmesg shows a lot of these:

[920255.822392] AMD-Vi: Event logged [IO_PAGE_FAULT device=00:12.0
domain=0x0006 address=0x0000000000000080 flags=0x0020]
[920255.823404] AMD-Vi: Event logged [IO_PAGE_FAULT device=00:12.0
domain=0x0006 address=0x0000000000000080 flags=0x0020]

# cat /sys/bus/pci/devices/0000\:00\:12.0/resource
0x00000000feb50000 0x00000000feb50fff 0x0000000000040200
0x0000000000000000 0x0000000000000000 0x0000000000000000
0x0000000000000000 0x0000000000000000 0x0000000000000000
0x0000000000000000 0x0000000000000000 0x0000000000000000
0x0000000000000000 0x0000000000000000 0x0000000000000000
0x0000000000000000 0x0000000000000000 0x0000000000000000
0x0000000000000000 0x0000000000000000 0x0000000000000000
0x0000000000000000 0x0000000000000000 0x0000000000000000
0x0000000000000000 0x0000000000000000 0x0000000000000000
0x0000000000000000 0x0000000000000000 0x0000000000000000
0x0000000000000000 0x0000000000000000 0x0000000000000000
0x0000000000000000 0x0000000000000000 0x0000000000000000
0x0000000000000000 0x0000000000000000 0x0000000000000000
#
00:12.0 USB controller: Advanced Micro Devices, Inc. [AMD] FCH USB OHCI
Controller (rev 11)

What is wrong?

Kind regards,
Udo