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Cisco Bug: CSCvs21782 - One of the VManage in the cluster crashes due to Kernel Panic soon after software upgrade to 18.3.8

Last Modified

Feb 15, 2020

Products (1)

  • Cisco SD-WAN

Known Affected Releases

18.3.0

Description (partial)

Symptom:
When the software of the VManage nodes in the cluster was upgraded from 18.3.7 to 18.3.8, one of the node reloaded on its due to Kernel Panic.

On the CLI of the VManage, we noticed the message 

"Kernel: Kernel panic - not syncing: hung_task: blocked tasks".

Conditions:
When the software on VManage cluster is upgraded from 18.3.7 to 18.3.8.
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