Hi Andreas,
On Tue, Jul 21, 2015 at 09:34:46AM -0600, Alex Williamson wrote:
> > Since Linux 4.1, I'm getting a lot of IO_PAGE_FAULT like this one
> >
> > [ 17.048609] AMD-Vi: Event logged [IO_PAGE_FAULT device=00:11.0
> > domain=0x0008 address=0x40ebaaab00618000 flags=0x0010]
> >
> > with different addresses:
> >
> > 0x40ebaaab00618000
> > 0x40ebaaab00618040
> > 0x0000000000000000
> > 0x0000000000000180
> > 0x00000000000000c0
> > 0x0000000000000080
> > 0x0000000000000100
> > 0x0000000000000040
> > 0x0000000000000140
> > 0x00000000000001c0
> > 0x0000000000000200
> > 0x0000000000000240
> > 0x0000000000000280
These addresses are not returned from the address allocator of the AMD
IOMMU driver. Hard to tell what went wrong here, can you probably get a
complete boot-log (dmesg output after boot) and send it to me?
Please also boot with amd_iommu_dump on the kernel command line.
Thanks,
Joerg
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