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Cisco Bug: CSCun36337 - Possible crash in dual_flush_stale_drdb() and dual_update_stale_drdb()

Last Modified

Apr 17, 2019

Products (1)

  • Cisco IOS

Known Affected Releases


Description (partial)

RNE Enclosure

A router may crash in the EIGRP-IPv4 process:

Exception to IOS Thread:
Frame pointer 0x7FC52BA19850, PC = 0xFFAE64

UNIX-EXT-SIGNAL: Segmentation fault(11), Process = EIGRP-IPv4
-Traceback= 1#6e3444c0d437ccea8db8eec5f082665c  :400000+BFAE64 :400000+C145B9 :400000+C12A6B :400000+C5FE15 

Fastpath Thread backtrace: 
-Traceback= 1#6e3444c0d437ccea8db8eec5f082665c  c:7FC59FC6B000+BE012 

Auxiliary Thread backtrace: 
-Traceback= 1#6e3444c0d437ccea8db8eec5f082665c  pthread:7FC59B812000+A7C9

This issue might occur after flushing out stale EIGRP routes. Stuck in active events might trigger this issue more frequently.
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