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Wireless Appliance Spontaneous restarts with message Hardware Watchdog Timeout or Hardware Reset Button.

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TitleWireless Appliance Spontaneous restarts with message Hardware Watchdog Timeout or Hardware Reset Button.
Symptoms
Controller restarts spontaneously with messages similar to the following: 
Major Startup Manager
A Reboot Occurred. Cause: Hardware Watchdog Timeout or Hardware Reset Button.
Environment
  • ExtremeWireless
  • All ExtremeWireless Appliances
  • Software version 9.15.06.0010
  • Software version 10.11.01.0210
  • Software version 10.41.07
Cause

  Root cause was determined to be that a Kernel crash could occur when a core dump was handled by a data plane CPU core. 
Resolution

 Issue identified and addressed. Please upgrade according to firmware track 
  • V10.41.08 (Verified)
  • V10.31.01 (Verified) 
  • V10.21.02 (Verified) 
  • V9.21.16 (Verified) 

 
Additional notes
Leave a terminal connected to the console running a terminal emulator software and configured to save every message that might be logged by the system if the spontaneous reset occurs again. 

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