"NMI received for unknown reason 00" in backtrace

Solution Verified - Updated -

Issue

  • NMI message even after upgrading from Red Hat Enterprise Linux (RHEL) 5.2
  • Issue also seen when restoring previous interface links
  • During boot following messages are logged:
        [...]
        Uhhuh. NMI received for unknown reason 00.
        Do you have a strange power saving mode enabled?
        Dazed and confused, but trying to continue
        [...]

Environment

  • Red Hat Enterprise Linux 5,6
  • HP Proliant Servers
  • Dell Power Edge Servers

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