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Cisco Bug: CSCvt72076 - [SVI UPF] Fatal signal 11 at sess_get_next_pdr_info during testing for F5141 ho with partial fail

Last Modified

Sep 17, 2020

Products (2)

  • Cisco ASR 5000 Series
  • Cisco ASR 5500

Known Affected Releases

2020.3 21.15.30.75114 21.15.31 21.18.U0.76281 21.18.U0.76308 21.19.0 21.19.n1

Description (partial)

Symptom:
sessmgr restart with the following decode:

Fatal Signal 11: Segmentation fault
  PC: [04652974/X] sess_get_next_pdr_info()
  Faulty address: 0x130
  Signal from: kernel
  Signal detail: address not mapped to object
  Process: card=1 cpu=0 arch=X pid=7460 cpu=~0% argv0=sessmgr
  time: 2020-Apr-11+17:25:18 UTC
  Recent errno: 11 Resource temporarily unavailable
  Build_number: 75219
  Stack (6344@0x0xffe21000):
    [04652974/X] sess_get_next_pdr_info() sp=0xffe21bb8
    [049eb32c/X] smgr_match_pdr() sp=0xffe21c88
    [049ec50d/X] uplane_match_pdr() sp=0xffe21d98
    [04818148/X] uplane_execute_service_chain() sp=0xffe21dc8
    [0481b8b2/X] uplane_cleanup_l4_l7_data() sp=0xffe220a8
    [04a1edc0/X] uplane_free_app_data_flow() sp=0xffe22108
    [04a58f6b/X] uplane_periodic_free_tcp_2msl_timeout_data_flows() sp=0xffe22198
    [04a59ec8/X] sessmgr_uplane_send_checkpoint() sp=0xffe22208
    [04a5b1a7/X] smgr_uplane_idle_timeout() sp=0xffe22278
    [05f7682e/X] tlib_serv() sp=0xffe222c8
    [05f76473/X] tlib_tmr_tick() sp=0xffe22318
    [053f0c52/X] snx_timer_service() sp=0xffe22328
    [053eeb4f/X] snx_fast_service() sp=0xffe22358
    [067d4fba/X] sessmgr_snx_tick_callback() sp=0xffe22398
    [0d15e6a2/X] sn_loop_run() sp=0xffe22848
    [0ce50fa5/X] main() sp=0xffe228b8
  Last Bounce:

Conditions:
n/a
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