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Cisco Bug: CSCup64350 - mmemgr SegFault SbLiHitUDatInd()

Last Modified

Feb 13, 2018

Products (1)

  • Cisco ASR 5000 Series

Known Affected Releases

16.1.0.55613 16.1.0.55634 17.0.0.55691 17.0.0.55739 17.0.0.55857 17.0.A0.private

Description (partial)

Symptom:
Crash with stack trace
Fatal Signal 11: Segmentation fault
  PC: [0c982cc2/X] SbLiHitUDatInd()
  Faulty address: 0x434
  Signal from: kernel
  Signal detail: address not mapped to object
  Process: card=7 cpu=0 arch=X pid=1383 cpu=~4% argv0=mmemgr
  Crash time: 2014-Jun-30+04:07:53 UTC
  Recent errno: 115 Operation now in progress
  Stack (6936@0xffffc000):
    [0c982cc2/X] SbLiHitUDatInd() sp=0xffffce98
    [07a8abe1/X] mmemgr_rx_sctp_pdu() sp=0xffffcfd8
    [07a8c1a8/X] mmemgr_med_data_receive() sp=0xffffd598
    [0ac5610c/X] sn_epoll_run_events() sp=0xffffd5e8
    [0ac5a5b1/X] sn_loop_run() sp=0xffffda98
    [0a9fd4cd/X] main() sp=0xffffdb08

Conditions:
When a config CLI, that restarts the mme-service, is executed while eNodeB's are connected to mmemgr
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