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Cisco Bug: CSCup95716 - Chkpt traceback when restarting rib: Leading to traffic drop - NHID mod

Last Modified

Sep 05, 2020

Products (1)

  • Cisco ASR 9000 Series Aggregation Services Routers

Known Affected Releases

5.2.2.BASE 5.2.4.BASE

Description (partial)

Traceback observed on process restart ipv4_rib and ipv6_rib on asr9k running XR5.2.2 15I image:
 RP/0/RSP0/CPU0:Jul 16 16:22:23.044 : ipv6_rib[1157]: %HA-CHKPT_BASIC-7-WARNING : Warning: chk_validate_create called with NULL table id: : 0  : pkg/bin/ipv6_rib : (PID=995669) :  -Traceback= 4a2dc140 4a6ed4f8 4a6fb1ec 400727c8 400742ec 40074a58 4003abec 40021bd4 400263b0 400163f0 40017074 4a2fd5d0 4a2fe110 4a2f92a0 4a2f937c 4a373844
 This can cause traffic loss due to NHID misprogramming issues.

Process restart on ipv4_rib and ipv6_rib is the trigger for this issue.
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