Preview Tool

Cisco Bug: CSCun68100 - Assert at sess/sgsn/sgsn-app/pmm/pmm_gtp.c:1538

Last Modified

Dec 25, 2016

Products (1)

  • Cisco ASR 5000 Series

Known Affected Releases

14.0(43) 15.0(17) 15.0(19)

Description (partial)

Assertion failure at sess/sgsn/sgsn-app/pmm/pmm_gtp.c:1538
  Note: Invalid mm-context given in sgsn_app_gtp_pmm_event_dispatch
  Function: sgsn_app_gtp_pmm_event_dispatch()

scenario for reproducing issue:

- 3g Attach, Activate
- Suspend request from 2g
- SRNS, Suspend Ack, Iu rel
- SGSN context request from peer-sgsn
- Context rsp sent
- waiting for context ack
- 3g intra rau
- auth/security/srns/rab/accept
- Relocation required 
- Fwd relocation request to peer (DNS query)
- While waiting for dns rsp, context ack for previous transaction
- Now DNS response/timeout for fwd relocation request

This will lead to crash.
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.