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

From: Udo van den Heuvel
Date: Fri Aug 12 2016 - 03:45:00 EST


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