Cisco Bug: CSCvh75279 - GPLUS 184 -MTC: Kernel PANIC after VPC role change - Scale setup
Oct 15, 2019
- Cisco Nexus 3000 Series Switches
Known Affected Releases
Symptom: The switch reloads due to Kernel panic with watchdog hard lockup. Conditions: The exact conditions are not known. But following are the some of the scenarios in which this is seen. The problem is seen when the switch receive burst of interrupts. The problem can be seen when the Inband DMA memory corrupts and the Inband TX traffic stops. The VPC role change causes a burst of Inband packet interrupts.
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