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Cisco Bug: CSCvu78077 - Assertion failure observed on Active saegw cp node at sess/ggsn/app/ggsnapp_db

Last Modified

Sep 17, 2020

Products (2)

  • Cisco ASR 5000 Series
  • Cisco ASR 5500

Known Affected Releases

21.18.4.76010 21.18.6 21.19.5 21.19.n3 21.20.3

Description (partial)

Symptom:
Sessmgr restarted with below logs

  Stack (131071@0x0xff875000, probably truncated):
    [ffffe430/X] __kernel_vsyscall() sp=0xff875818
    [0cced4b7/X] sn_assert() sp=0xff875878
    [092990e2/X] ggsnapp_alloc_lseq_cb() sp=0xff8758d8
    [092cf022/X] ggsnapp_fsm_gidpc_pend_dpc_rsp_handle_gidpc_req() sp=0xff875ac8
    [09283325/X] ggsnapp_snx_process_drop_msg() sp=0xff87aa58
    [092f7b4e/X] ggsnapp_drv_handle_events_from_smgr() sp=0xff87ab28
    [092f8a5d/X] ggsnapp_request_control_dispatch() sp=0xff87abf8
    [054b9b06/X] snx_pppdrv_request_control_dispatch() sp=0xff87ac88
    [06972449/X] sessmgr_ggsn_send_drop_call() sp=0xff87ade8
    [049a898e/X] smc_sxb_sxab_send_del_request() sp=0xff87b618
    [049f2177/X] smc_sxab_pdn_fsm_handle_sm_rsp_for_deletion() sp=0xff87b688
    [04847d60/X] smc_sx_handle_events_from_sx() sp=0xff87b6a8
    [093b2da9/X] sx_send_cfm_evt() sp=0xff87bbd8
    [093b56ee/X] sx_tun_fsm_handle_sess_mod_rsp_msg() sp=0xff87c078
  Last Bounce:

Conditions:
Call Model with 3G/4G and with multiple failures during call release
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