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Cisco Bug: CSCvt30213 - SM failed due to Assertion failure at smgr_callline_fsm

Last Modified

Jun 17, 2020

Products (2)

  • Cisco ASR 5000 Series
  • Cisco ASR 5500

Known Affected Releases

21.15.23 21.15.29 21.16.4 21.16.c10 21.17.6 21.18.2 21.19.0 21.19.n1

Description (partial)

Session manager restarts with following stack trace during call recovery.
Stack (131071@0x0xff92b000, probably truncated):
    [ffffe430/X] __kernel_vsyscall() sp=0xff92bbc8
    [0d069157/X] sn_assert() sp=0xff92bc28
    [03b27075/X] smgr_callline_fsm() sp=0xff92bdb8
    [0679deec/X] sessmgr_app_svr_event_control_dispatch() sp=0xff92c438
    [055ade15/X] snx_pgw_driver_event_control_dispatch() sp=0xff92c478
    [055bbfcc/X] pgw_drv_send_snx_drv_abort_call() sp=0xff92c628
    [055bc4c6/X] pgw_drv_abort_call() sp=0xff92c6a8
    [056e4d0d/X] pgw_drv_fsm_handle_path_failure() sp=0xff92c798
    [056c8d35/X] pgw_drv_handle_events_from_egtpc_app.part.18() sp=0xff92cc38
    [0880537a/X] egtpc_tun_abort() sp=0xff92dad8
    [0884ef6a/X] egtpc_find_same_apn_other_access_tuns() sp=0xff92dd18
    [08936def/X] egtpc_handle_create_sess_req_msg_at_pgw_ingress() sp=0xff92e578
    [089464d3/X] egtpc_handle_create_sess_req_msg() sp=0xff92ecf8
    [0877b22a/X] egtpc_handle_tun_n_mob_mgmt_message() sp=0xff92f278
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