Messages in this thread | | | Subject | Re: BUG at drivers/iommu/amd_iommu.c:1436! | From | Mark Hounschell <> | Date | Thu, 17 Nov 2016 16:53:24 -0500 |
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On 11/17/2016 04:41 PM, Joerg Roedel wrote: > Hi Mark, > > On Thu, Nov 17, 2016 at 02:13:59PM -0500, Mark Hounschell wrote: >> Kernel version is 4.8.0. No failure when the IOMMU is disabled. This >> is an out of tree GPL driver using >> pci_alloc_consistent/pci_free_consistent. The free causes this. > > Can you please run the driver with dma-api debugging enabled? Does it > trigger any warnings? >
It's been a while since I've done that for ya. Kernel config options? Kernel cmd line you want?
Mark
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