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Cisco Bug: CSCsy80662 - 15kOSPF pkt multicast destined recvd on GRE tun on ASR with NAT crashes

Last Modified

Jan 30, 2017

Products (1)

  • Cisco ASR 1000 Series Aggregation Services Routers

Known Affected Releases

12.2(33)XNB

Description (partial)

Symptom:

ASR1000's FP may crash and the backtrace decode shows pbuf alloc failure. When the problem happens, error message MEM_MGR-3-MALLOC_NO_MEM, is displayed and its traceback decode points to the pbuf alloc failure. 

Conditions:

Fragmented packets are destinated to the router and becomes large packets of size much lager than 9216 bytes, after reassembly. These large pacekts come in at a relatively high rate.
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