Cisco Bug: CSCun71347 - 3850 Crash in "CEF: IPv4" Process While Processing ARP Throttle Elements
Aug 20, 2020
- Cisco IOS
Known Affected Releases
Symptom: 3850/3650 switch crashes with: Exception to IOS: Frame pointer XXXXXXXX, PC = XXXXXXXX IOS Thread backtrace: IOSD-EXT-SIGNAL: Illegal instruction(4), Process = CEF: IPv4 process -Traceback= XXXXXXXX ... Conditions: It is not directly related to box configuration, network topology, etc. The crash may occur during normal ARP adjacency handling (addition or removal of adjacencies) as a result of an internal software issue.
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Bug Details Include
- Full Description (including symptoms, conditions and workarounds)
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