Unloading modules igb or ixgbe showing errors in RHEL 5.

Updated -

Issue:

  • Running “modprobe -r” on igb and ixgbe once the modules are loaded produces an error in /var/log/messages.
  • An example of what the error may look like is:
kernel: igb: Unknown symbol dca_remove_requester
kernel: igb: Unknown symbol dca_add_requester
kernel: igb: Unknown symbol dca_unregister_notify
kernel: igb: Unknown symbol dca_registe...

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