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Cisco Bug: CSCvr92606 - EPM CPUHOG, crash when AP sees adjacent duplicate SSID

Last Modified

Aug 28, 2020

Products (1)

  • Cisco Catalyst 9800 Series Wireless Controllers

Known Affected Releases

Gibraltar-16.12.1b

Description (partial)

Symptom:
As soon as an Access Point accepts a new registration, we see a CPUHOG and eventually a crash.

%CLIENT_ORCH_LOG-6-CLIENT_ADDED_TO_RUN_STATE: Chassis 1 R0/0: wncd: Username entry (example@example.com) joined with ssid (examplessid) for device with MAC: 
%EVENTLIB-3-CPUHOG: Chassis 1 R0/0: wncd: undefined: 1556ms, Traceback=1#7c0169feda70e05543bf4d6cc9177a0b   c:7F8C5C6C8000+339B0 infra:7F8CBBBED000+CE9B bi_epm:7F8C816A5000+2BC06 bi_epm:7F8C816A5000+2C08F bi_epm:7F8C816A5000+2C4DF bi_epm_plugin:7F8C7F7CA000+833B0 bi_epm:7F8C816A5000+2D255 bi_epm:7F8C816A5000+36278 bi_epm:7F8C816A5000+3A7E7 bi_epm:7F8C816A5000+3AB05 bsm:7F8C63271000+20A6

Conditions:
SSID is already in use.
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