The system hangs after adding 'intel_iommu=on' args on Aliyun bare metal instance (eg.ebmg7/ebmg6)

Solution Verified - Updated -

Issue

  • When user of Aliyun add intel_iommu=on on RHEL boot parameter, the ebmg7/ebmg6 instance will boot hang.

Environment

  • Red Hat Enterprise Linux 9
  • Alibaba Cloud

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