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Cisco Bug: CSCun30636 - Host Fails to boot to OS with intel_iommu=on

Last Modified

Jan 29, 2017

Products (1)

  • Cisco Unified Computing System

Known Affected Releases

2.0(0.26)

Description (partial)

Symptom:
Two symptoms are seen 
Server crashes during boot when IOMMU is enabled.
RAID Volume corruption when IOMMU is enabled

Conditions:
Issue is seen only with systems using LSI SAS 2008 Mezz adapter, LSI 9240, 9220 PCIE adapters
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