kernel message EDAC MC0: INTERNAL ERROR: channel-b out of range (M >= N) for fatal memory error conditions.

Solution Verified - Updated -

Issue

  • The messages below appear in the system logs
kernel: EDAC MC0: UE - no information available: INTERNAL ERROR 
kernel: EDAC MC0: INTERNAL ERROR: channel-b out of range (4 >= 4)
  • The kernel is reporting errors from the edac memory reporting subsystem errors on a non existant memory channel.

Environment

  • Red Hat Enterprise Linux (RHEL) 6 all architectures.
  • Red Hat Enterprise Linux (RHEL) 5 all architectures.

    • First reported on 2.6.18-238.1.1.el5
  • e5000X chipset in use

  • i5000_edac kernel module loaded.

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