Messages in this thread | | | Date | Tue, 18 Jan 2022 08:53:25 -0800 | From | Keith Busch <> | Subject | Re: nvme: IO_PAGE_FAULT logged with Intel SSDPEKKF512G8 |
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On Tue, Jan 18, 2022 at 03:32:45PM +0100, Paul Menzel wrote: > On a Dell OptiPlex 5055 with an Intel SSDPEKKF512G8, Linux 5.10.82 reported > an IO_PAGE_FAULT error. This is the first and only time this has happened. > > $ dmesg --level=err > [ 4.194306] nvme 0000:01:00.0: AMD-Vi: Event logged [IO_PAGE_FAULT domain=0x000c address=0xffffc080 flags=0x0050] > [ 4.206970] nvme 0000:01:00.0: AMD-Vi: Event logged [IO_PAGE_FAULT domain=0x000c address=0xffffc000 flags=0x0050] > [ 7.327820] kfd kfd: VERDE not supported in kfd > $ lspci -nn -s 01:00.0 > 01:00.0 Non-Volatile memory controller [0108]: Intel Corporation SSD Pro 7600p/760p/E 6100p Series [8086:f1a6] (rev 03)
I think it's a bug with the iommu implementation. If it causes problems, you can typically work around it with kernel parameter "iommu=soft".
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