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Cisco Bug: CSCvv22836 - Unexpected reload at configuration while binding the NDR "viavi-ndr-01" with the NDR-profile "1280"

Last Modified

Sep 30, 2020

Products (1)

  • Cisco cBR Series Converged Broadband Routers

Known Affected Releases

Gibraltar-16.10.1

Description (partial)

Symptom:
1. Dual SUP reload

Jul 28 2020 12:13:49.0000000000 +00:00 /vol/harddisk/core/EMESRPCC04_RP_0_x86_64bi_linux_iosd_ubr-universalk9-ms_44737_20200728-121002-MST.core.gz          <<<< reload RP_00
Jul 28 2020 12:10:14.0000000000 +00:00 /vol/harddisk/core/EMESRPCC04_RP_1_x86_64bi_linux_iosd_ubr-universalk9-ms_39658_20200728-120650-MST.core.gz           <<<< reload RP_01

: : : : 

Reload Trigger point:-
=====================
Chassis reloaded at configuration, 
while binding the NDR "viavi-ndr-01"  with the NDR-profile "1280" 
 
CMD: 'cable rpd 8BFJA' 12:09:38 MST Tue Jul 28 2020
CMD: 'core-interface Te1/1/6' 12:09:38 MST Tue Jul 28 2020
CMD: 'rpd-us 0 static-pseudowire viavi-ndr-01 profile 1280' 12:09:38 MST Tue Jul 28 2020
 
config failure:-
================
While binding the NDR-profile, we have to validation the NDR profile frequency with docsis frequency for overlapping.
Failure is seen while fetching the docsis profile.
#5  0x000055f05a0a24d6 in __be_buginf (fmt=0x55f06560c32c "\nERROR: %s failed to get rf channelfrequency from profile %d") at ../VIEW_ROOT/cisco.comp/system-infra/mgmt/logger/src/logger.c:7699

Conditions:
RCA for the reload:-
===================
The RPHY_DEPI_ERR log message is used to capture the error log.
Where we are trying to log the DOCSIS profile ID, which is an integer but accessed as a string data type.
Which will try to access the memory as a string and reloaded with a Segmentation fault(11)
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