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Cisco Bug: CSCvs96869 - Leaf crashes and generates vntag_mgr core

Last Modified

Oct 03, 2020

Products (25)

  • Cisco Nexus 9000 Series Switches
  • Cisco Nexus 9516 Switch
  • Cisco Nexus 9396PX Switch
  • Cisco Nexus 9396TX Switch
  • Cisco Nexus 93108TC-FX Switch
  • Cisco Nexus 93240YC-FX2 Switch
  • Cisco Nexus 93120TX Switch
  • Cisco Nexus 9332C Switch
  • Cisco Nexus 93108TC-EX Switch
  • Cisco Nexus 9372TX-E Switch
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Known Affected Releases

14.1(1k) 15.0(0.73)

Description (partial)

Symptom:
A leaf switch will crash with a vntag_mgr HAP reset and generate a core file.

Conditions:
This issue occurs when making changes that will update the native VLAN in port channel or vPC interfaces that are actively sending traffic.

Example:

Changing the Bridge Domain L2 Unknown Unicast from Flood to Hardware Proxy.
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Bug Details Include

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  • Status
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  • Known Fixed Releases
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