*** This bug is a duplicate of bug 2158934 ***
https://bugs.launchpad.net/bugs/2158934
Please try 6.8.0-136-generic in -proposed, as it has "Revert "PCI:
Enable ACS after configuring IOMMU for OF platforms"" which should fix
this issue.
See bug 2158934.
** This bug has been marked a duplicate of bug 2158934
Regression related to IOMMU grouping
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https://bugs.launchpad.net/bugs/2160704
Title:
AMD-Vi "Completion-Wait loop timed out" IOMMU hang → full system
freeze on 6.8.0-134; regression vs 6.8.0-124 (Ryzen 7 PRO 5850U)
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