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Cisco Bug: CSCun71393 - crash when polling the cntpPeersVarEntry MIB

Last Modified

Apr 18, 2019

Products (1)

  • Cisco IOS

Known Affected Releases

15.1(2)SG3.0.15

Description (partial)

Symptom:
SUP 7E running code 15.1(2)SG crashed due to seg fault on SNMP engine process

CMD: 'logout' 14:48:19 GMT Wed Mar 5 2014
CMD: 'exit' 15:09:16 GMT Wed Mar 5 2014
CMD: 'exit' 15:09:17 GMT Wed Mar 5 2014
Mar  5 15:09:17 GMT: SYS-5-CONFIG_I Configured from console by admin on vty0 (10.1.1.1)
CMD: 'logout' 15:09:22 GMT Wed Mar 5 2014

--------- Start of Crashinfo Collection (15:01:13 GMT Fri Mar 7 2014) ----------

For image:
Cisco IOS Software, Catalyst 4500 L3 Switch Software (cat4500e-UNIVERSALK9-M), Version 15.1(2)SG, RELEASE SOFTWARE (fc3)
Technical Support: http://www.cisco.com/techsupport
Copyright (c) 1986-2012 by Cisco Systems, Inc.
Compiled Wed 05-Dec-12 04:38 by prod_rel_team


CILOGS Reset@15:1


--------- Exception Tracebacks -------------------------------------------------

Exception to IOS:
Frame pointer 93628BC0, PC = 16B34918
IOS Thread backtrace: 
IOSD-EXT-SIGNAL: Segmentation fault(11), Process = SNMP ENGINE
-Traceback= 1#251bc17810f5fe5cfe9c51cc9cacd46b  :138DC000+3258918 :138DC000+32588C4 :138DC000+3259798 :138DC000+368AEEC :138DC000+3688F70 :138DC000+3659554 :138DC000+3648DA4 :138DC000+3676C70 
Fastpath Thread backtrace: 
-Traceback= 1#251bc17810f5fe5cfe9c51cc9cacd46b  c:51BD4000+D4B7C c:51BD4000+D4B5C iosd_unix:5195C000+179E0 pthread:527EE000+59DC 
Auxiliary Thread backtrace: 
-Traceback= 1#251bc17810f5fe5cfe9c51cc9cacd46b  pthread:527EE000+B0BC pthread:527EE000+B09C c:51BD4000+E9D14 iosd_unix:5195C000+20070 pthread:527EE000+59DC

Conditions:
the decode shows the crash happened when we were polling the cntpPeersVarEntry MIB.
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