There's dmar error, i thought Device[01:00.0] may access a out-of-bound address. [ 843.730480] DMAR: DRHD: handling fault status reg 3 [ 843.730488] DMAR: [DMA Read NO_PASID] Request device [01:00.0] fault addr 0x6e000000 [fault reason 0x0c] non-zero reserved fields in PTE [ 843.730494] DMAR: DRHD: handling fault status reg 3 [ 843.730496] DMAR: [DMA Read NO_PASID] Request device [01:00.0] fault addr 0x6e016000 [fault reason 0x0c] non-zero reserved fields in PTE [ 843.730499] DMAR: DRHD: handling fault status reg 3 [ 843.730501] DMAR: [DMA Read NO_PASID] Request device [01:00.0] fault addr 0x6e01e000 [fault reason 0x0c] non-zero reserved fields in PTE [ 843.730505] DMAR: DRHD: handling fault status reg 3
Could someone dump sudo cat /sys/bus/pci/devices/0000\:01\:00.0/iommu/intel-iommu/* sudo cat /sys/bus/pci/devices/0000\:01\:00.0/iommu_group/reserved_regions sudo cat /sys/bus/pci/devices/0000\:01\:00.0/iommu_group/type -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1965882 Title: [nouveau] External monitor plugged into (secondary) Nvidia GPU is all white (plus a little flicker) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1965882/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
