The Address field of the Page Request Descriptor only keeps bit [63:12] of the offending address. Convert it to a full address before reporting it to device drivers.
Fixes: eb8d93ea3c1d3 ("iommu/vt-d: Report page request faults for guest SVA") Signed-off-by: Lu Baolu <baolu...@linux.intel.com> --- drivers/iommu/intel/svm.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/iommu/intel/svm.c b/drivers/iommu/intel/svm.c index 54db58945c2d..677d7f6b43bb 100644 --- a/drivers/iommu/intel/svm.c +++ b/drivers/iommu/intel/svm.c @@ -862,7 +862,7 @@ intel_svm_prq_report(struct device *dev, struct page_req_dsc *desc) /* Fill in event data for device specific processing */ memset(&event, 0, sizeof(struct iommu_fault_event)); event.fault.type = IOMMU_FAULT_PAGE_REQ; - event.fault.prm.addr = desc->addr; + event.fault.prm.addr = (u64)desc->addr << VTD_PAGE_SHIFT; event.fault.prm.pasid = desc->pasid; event.fault.prm.grpid = desc->prg_index; event.fault.prm.perm = prq_to_iommu_prot(desc); -- 2.25.1