Re: [dm-devel] AMD-Vi IO_PAGE_FAULTs and ata3.00: failed command: READ FPDMA QUEUED errors since Linux 4.0

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On Thu, Oct 08, 2015 at 09:47:28PM +0200, Andreas Hartmann wrote:
> Got it. I attached the complete oops and the output of objdump.
> 
> Kernel was linux 4.3-rc4
> 
> 
> This time, the oops was caused by the second PCI card I'm passing
> through to another VM (the ath9k card worked fine this time - chance?).
> I added the lspci output to the attached file, too.

Okay, thanks, this makes more sense to me. It looks like you are
attaching a 32bit PCI device, which has an alias. This is definitly a
bug in the AMD IOMMU driver and I have an idea how to fix it. I'll look
into this after lunch.



	Joerg

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