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Cisco Bug: CSCvu22865 - Assertion failure at sess/smgr/sessmgr_sgw.c:5671

Last Modified

Sep 04, 2020

Products (1)

  • Cisco ASR 5000 Series

Known Affected Releases

21.15.28

Description (partial)

Symptom:
Unexpected sessmgr restart observed with following stack:

Assertion failure at sess/smgr/sessmgr_sgw.c:5671
  Function: sessmgr_sgw_handle_lower_layer_down()
  Proclet: sessmgr (f=87000,i=7)
  Process: card=1 cpu=0 arch=X pid=18874 cpu=~11% argv0=sessmgr
  time: 2020-Apr-23+08:02:17 UTC
  Recent errno: 11 Resource temporarily unavailable
  Build_number: 74825
Stack (131071@0x0xffe71000, probably truncated):
    [ffffe430/X] __kernel_vsyscall() sp=0xffe719e8
    [0d074757/X] sn_assert() sp=0xffe71a48
    [0d074965/X] sn_assert_crash() sp=0xffe71a78
    [043fa100/X] sessmgr_sgw_handle_lower_layer_down() sp=0xffe71af8
    [0675260c/X] smgr_fsm_handle_lower_layer_down() sp=0xffe71b38
    [03bbc160/X] smgr_fsm_state_connected() sp=0xffe737f8
    [03b26873/X] smgr_callline_fsm() sp=0xffe73988
    [067a33ec/X] sessmgr_app_svr_event_control_dispatch() sp=0xffe74008
    [055b3075/X] snx_pgw_driver_event_control_dispatch() sp=0xffe74048
    [055fcc8c/X] pgw_drv_send_snx_lower_layer_down() sp=0xffe74218
    [056d2f46/X] pgw_drv_fsm_handle_delete_sess_ind() sp=0xffe74848
    [056cdf95/X] pgw_drv_handle_events_from_egtpc_app.part.18() sp=0xffe74ce8
    [0881707e/X] egtpc_send_ind_evt() sp=0xffe759a8
    [0891816c/X] egtpc_handle_delete_sess_req_msg() sp=0xffe75c08
    [0877f357/X] egtpc_handle_tun_n_mob_mgmt_message() sp=0xffe76188

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