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Cisco Bug: CSCus97038 - Segfault ipne_transport_get_lh.isra.6

Last Modified

Dec 25, 2016

Products (1)

  • Cisco ASR 5000 Series

Known Affected Releases

18.0.0.59053

Description (partial)

Symptom:
The foll IPNE crash will be seen

Fatal Signal 11: Segmentation fault
  PC: [08faa337/X] ipne_transport_get_lh.isra.6()
  Faulty address: 0xa
  Signal from: kernel
  Signal detail: address not mapped to object
  Process: card=7 cpu=0 arch=X pid=22251 cpu=~66% argv0=sessmgr
  Crash time: 2015-Feb-17+12:26:55 UTC
  Recent errno: 115 Operation now in progress
  Stack (15128@0xffffa000):
    [08faa337/X] ipne_transport_get_lh.isra.6() sp=0xffffafe8
    [08fafbfd/X] ipne_transport_dhost_add_cb() sp=0xffffb458
    [0b807ebe/X] dh_api_add_nb_cb() sp=0xffffb4d8
    [0b1498b5/X] sn_msg_arriving_handle() sp=0xffffd5d8
    [0b12c102/X] sn_loop_run() sp=0xffffda98
    [0ae317dd/X] main() sp=0xffffdb08

Conditions:
1.Have ipne-service associated to mme-service
2.when load is running,perform a planned PSC/DPC migration.

This assert will be seen during the migration.It need not necessarily occur for the first migration itself but will definitely be seen if migration is repeated a few times.
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