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Groups > linux.kernel > #1524832
| From | Joerg Roedel <joro@8bytes.org> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: BUG at drivers/iommu/amd_iommu.c:1436! |
| Date | 2016-11-17 22:50 +0100 |
| Message-ID | <sECJc-6f6-21@gated-at.bofh.it> (permalink) |
| References | <sEAxH-4Sb-11@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
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? Joerg
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BUG at drivers/iommu/amd_iommu.c:1436! Mark Hounschell <markh@compro.net> - 2016-11-17 20:30 +0100
Re: BUG at drivers/iommu/amd_iommu.c:1436! Joerg Roedel <joro@8bytes.org> - 2016-11-17 22:50 +0100
Re: BUG at drivers/iommu/amd_iommu.c:1436! Mark Hounschell <markh@compro.net> - 2016-11-17 23:10 +0100
Re: BUG at drivers/iommu/amd_iommu.c:1436! Joerg Roedel <joro@8bytes.org> - 2016-11-17 23:10 +0100
Re: BUG at drivers/iommu/amd_iommu.c:1436! Joerg Roedel <joro@8bytes.org> - 2016-11-21 16:40 +0100
Re: BUG at drivers/iommu/amd_iommu.c:1436! Mark Hounschell <markh@compro.net> - 2016-11-21 22:50 +0100
Re: BUG at drivers/iommu/amd_iommu.c:1436! Joerg Roedel <joro@8bytes.org> - 2016-11-22 09:50 +0100
Re: BUG at drivers/iommu/amd_iommu.c:1436! Mark Hounschell <markh@compro.net> - 2016-11-22 21:00 +0100
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