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Cisco Bug: CSCta32825 - Cisco router crashes with a bus error when configuring class-map

Last Modified

Mar 01, 2018

Products (1)

  • Cisco IOS

Known Affected Releases


Description (partial)

Symptoms: A Cisco router may crash with a bus error after configuring a class-map or modifying a class-map.
Conditions: This symptom is observed when using the <CmdBold>class-map<noCmdBold> command in global configuration mode and the<CmdBold>match<noCmdBold> command in class-map configuration mode. For example, entering the following commands may result 
in a crash:

 *router(config)#class-map match-any PRIO
  *router(config-cmap)#match dscp cs4
  *router(config-cmap)#match dscp cs4 af41
  *router(config-cmap)#match dscp cs4 af41 af42
  *router(config-cmap)#match dscp cs4 af41 af42 af43
  *router(config-cmap)#match dscp cs4 af41 af42 af43 ef
  *router(config-cmap)#match dscp cs4 af41 af42 af43 ef cs5 <---device crashes   here

Related Community Discussions

System returned to ROM by bus error - 7200-G2
When i was changing the class-maps i get lost the router. I have attached the crash log file, am i hitting a bug here? I have many times modified the class-maps on the go without any issues. Any suggestions and recommendations are highly appreciated. cheers Srinie
Latest activity: Dec 22, 2011
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