With the 4.18.0-8-generic kernel, I see AMD IOMMU IO_PAGE_FAULTs for invalid addresses AMD-Vi: Event logged [IO_PAGE_FAULT device=e1:00.0 domain=0x0000 address=0xfffffffffffd14c0 flags=0x0030]
PERC controller is still present btw, but the vdbench stress crashed due to this page faults. ** Attachment added: "4.18 - amd- iommu - page_faults" https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1795453/+attachment/5204196/+files/4.18-stress_fails-page_faults.txt -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1795453 Title: IO's are issued with incorrect Scatter Gather Buffer To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1795453/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
