Guest

Preview Tool

Cisco Bug: CSCvh75279 - GPLUS 184 -MTC: Kernel PANIC after VPC role change - Scale setup

Last Modified

Oct 15, 2019

Products (1)

  • Cisco Nexus 3000 Series Switches

Known Affected Releases

7.0(3)I7(2.184)

Description (partial)

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.
Bug details contain sensitive information and therefore require a Cisco.com account to be viewed.

Bug Details Include

  • Full Description (including symptoms, conditions and workarounds)
  • Status
  • Severity
  • Known Fixed Releases
  • Related Community Discussions
  • Number of Related Support Cases
Bug information is viewable for customers and partners who have a service contract. Registered users can view up to 200 bugs per month without a service contract.