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CONTAP-170022: Possible watchdog NMI system disruption on FAS8700, FAS8300 or AFF A400 systems

  1. Last updated
    May 14, 2025
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Category:
ontap-9
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core
Last Updated:
5/14/2025, 11:25:34 AM

Issue

  • Node goes down with the following example of the controller disruption message:

Panic String: watchdog nmi on cpu 3, hang cpu is 0 in process idle: cpu3 on release 9.8
  • NetApp FAS8700, FAS8300, or AFF A400 storage systems might experience an unresponsive CPU, followed by a watchdog non-maskable interrupt (NMI) system disruption.
  • The following events are also seen in the baseboard management controller (BMC)
    system event log:

09/16/2022 | 11:04:25 | Critical Interrupt #0xb0 | NMI/Diag Interrupt | Asserted
09/16/2022 | 11:04:25 | Watchdog 2 #0xb1 | Timer interrupt (NMI/SMS/OS) | Asserted

 

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