A Generated NMI Using the NMI Button or Virtual NMI Button From Integrated Lights-Out 3 (ILO 3) Does Not Initiate Kdump

Solution Verified - Updated -

Issue

  • On an HP ProLiant server running Red Hat Enterprise Linux 5, when attempting to generate an NMI using the NMI button or the Virtual NMI button from the Integrated Lights-Out 3 (iLO 3), kdump does not initiate and the following message is displayed:

    kernel: NMI: IOCK error (debug interrupt?)

Environment

  • Red Hat Enterprise Linux 6
  • Red Hat Enterprise Linux 5.10
  • HP Integrated Lights-Out 3 (ILO 3)

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