Cisco Bug: CSCus92940 - Assertion Failure in Function: egtpc_handle_user_sap_event()
Dec 25, 2016
- Cisco ASR 5000 Series
Known Affected Releases
Symptom: Assertion failure at sess/egtp/egtpc/egtpc_interface.c:167 Note: Re-entering EGTPC application is currently blocked.The previous event sent by EGTPC application does not allow the application user to issue any further events. Function: egtpc_handle_user_sap_event() Expression: 0 Code: CRASH Proclet: sessmgr (f=87000,i=27) Process: card=11 cpu=0 arch=X pid=9646 cpu=~2% argv0=sessmgr Crash time: 2015-Feb-13+04:26:03 UTC Recent errno: 11 Resource temporarily unavailable Stack (131071@0xfffb9000, probably truncated): [ffffe430/X] __kernel_vsyscall() sp=0xfffb92a8 [0b08c42f/X] sn_assert() sp=0xfffb92e8 [07b22d87/X] egtpc_handle_user_sap_event() sp=0xfffb9d08 [080a5ad5/X] mme_disp_handle_brr_mod_cmd() sp=0xfffc6b38 [080b27ab/X] mme_brr_proc_complete() sp=0xfffd3978 [080b97a2/X] mme_abort_brr_procedure() sp=0xfffd39d8 [07fa0cfb/X] mme_abort_procedure() sp=0xfffd3a58 [08067a3d/X] mme_pdn_fsm_connected_brr_evt() sp=0xfffd3b08 [080a38c2/X] mme_fsm_event_handler() sp=0xfffd3fb8 [080a4c31/X] mme_disp_handle_pdn_evt() sp=0xfffd40b8 [080da5f5/X] mme_disp_attached_handle_s11_msg() sp=0xfffd4198 [080a38c2/X] mme_fsm_event_handler() sp=0xfffd4648 Conditions: This issue is observed to have occured when an overnight call model runs. This crash is seen in the system-test setup.observed during re-entrant call (sending modify bearer command) to EGTP stack when EGTP stack sends abort proc event to MME APP due to the DBR, which is received.
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