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CONTAP-681658: Filer abnormal reboot acompanied by CPU Catastrophic events on fixed version for CONTAP-371816

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Issue

  • ONTAP version contains fixes from CONTAP-371816
  • Node may reboot silently with no panic:

Record 1707: Mon Apr 06 06:08:31.335475 2026 [BMC.critical]: Filer Reboots
Record 1708: Mon Apr 06 06:09:00.160303 2026 [IPMI.notice]: 0406 | 02 | EVT: 6fc21fff | System_FW_Status | Assertion Event, "System Firmware restarting"
Record 1709: Mon Apr 06 06:09:06.166957 2026 [IPMI.notice]: 0407 | 02 | EVT: 6fc201ff | System_FW_Status | Assertion Event, "Memory initialization in progress"
Record 1710: Mon Apr 06 06:09:08.079036 2026 [ASUP.notice]: First notification email | (REBOOT (abnormal)) WARNING | Sent 
  • CPU catastrophic errors are seen in the BMC logging at the same time:

Apr  6 06:08:29 nodename eventfifod[972]: CPU Catastrophic event occurred  
Apr  6 06:08:29 nodename eventfifod[972]: find_crashdump_str_in_file: found crashdump_enabled  
Apr  6 06:08:30 nodename eventfifod[972]: find_crashdump_str_in_file: found Timer is running  
Apr  6 06:08:30 nodename eventfifod[972]: CPU Catastrophic event occurred  
Apr  6 06:08:30 nodename eventfifod[972]: find_crashdump_str_in_file: found crashdump_enabled  
Apr  6 06:08:30 nodename eventfifod[972]: find_crashdump_str_in_file: found Timer is running  
Apr  6 06:08:30 nodename eventfifod[972]: CPU Catastrophic event occurred  
Apr  6 06:08:30 nodename eventfifod[972]: find_crashdump_str_in_file: found crashdump_enabled  
Apr  6 06:08:31 nodename eventfifod[972]: find_crashdump_str_in_file: found Timer is running  
Apr  6 06:08:31 nodename eventfifod[972]: CPU Catastrophic event occurred   
 

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