Preview Tool

Cisco Bug: CSCul68693 - Assertion failure at sess/sgsn/stackmgr/sn_ccpu_sm_gprs_gmm.c

Last Modified

Dec 25, 2016

Products (1)

  • Cisco ASR 5000 Series

Known Affected Releases


Description (partial)

There is no unique symptom for this problem. It is a crash that happens under unusual circumstances. Service is not impacted as back up takes over.

Following sequence of events causes this problem
1.) RAU procedure is going on
2.)SGSN waiting for RAU Complete message from UE
3.)SGSN receives UPDATE from GGSN, the update is queued.
4.)SGSN detects path failure towards the same GGSN, path failure event pre-empts update from GGSN in the queue.
5.)RAU complete is received.
6.)SGSN crashed when processing GTPC path failure event.
Bug details contain sensitive information and therefore require a account to be viewed.

Bug Details Include

  • Full Description (including symptoms, conditions and workarounds)
  • Status
  • Severity
  • Known Fixed Releases
  • Related Community Discussions
  • Number of Related Support Cases
Bug information is viewable for customers and partners who have a service contract. Registered users can view up to 200 bugs per month without a service contract.