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Cisco Bug: CSCvs16432 - AireOS Controller reloads unexpectedly on IPv6_Msg_Task

Last Modified

Jan 22, 2020

Products (1)

  • Cisco 5500 Series Wireless Controllers

Known Affected Releases

8.5(140.0)

Description (partial)

Symptom:
AireOS WLC crashes and generates core and crash file, crash file will show  on IPv6_Msg_Task Task name


************************************************************
*             Start Cisco Crash Handler                *
************************************************************
Sys Name: 	XXXXXXXXXXXX
Model:    	AIR-CTXXXX-K9
Version:  	8.5.XXX.X
Timestamp:	XXXXXXXXXXXXX
SystemUpTime: 	XXXXXXXXXXXXX
signal:   	11
pid:      	17821
TID:      	-1854368000
Task Name:	IPv6_Msg_Task
Reason: 	System Crash

Conditions:
AireOS WLC crash, apparenlty related to high IPv6 usage
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