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Cisco Bug: CSCvu80707 - MME sessmgr restart at gmm_acc_abort_req()

Last Modified

Jun 29, 2020

Products (1)

  • Cisco ASR 5000 Series

Known Affected Releases

21.17.6

Description (partial)

Symptom:
Sessmgr restarted with following traceback seen on MME.

Assertion failure at sess/sgsn/sgsn-app/access/access_main.c:1281
Function: gmm_acc_abort_req()
Expression: (((access_cb) != ((void *)0)) && ((access_cb)->magic == ('C')))
Proclet: sessmgr (f=87000,i=1023)
Process: card=4 cpu=0 arch=X pid=42860 cpu=~8% argv0=sessmgr
Crash time: 2020-Jun-18+15:24:13 UTC
Recent errno: 11 Resource temporarily unavailable
Build_number: 75734
Stack (13384@0x0xffe20000):
[ffffe430/X] __kernel_vsyscall() sp=0xffe20798
[0cc4d6a7/X] sn_assert() sp=0xffe207f8
[0820f4f7/X] gmm_acc_abort_req() sp=0xffe20838
[07818ad0/X] pmm_release_claiming_access() sp=0xffe20868
[07851402/X] pmm_force_release_all_accesses() sp=0xffe208b8
[078ea4f5/X] pmm_ms_fsm_handle_sgsn_ctx_response() sp=0xffe20968
[0781a140/X] pmm_fsm_feed_event() sp=0xffe209f8
[0781ffd8/X] sgsn_app_gtp_pmm_event_dispatch() sp=0xffe20ba8
[076e1110/X] sn_gt_dispatch_mm_msg_to_service_user() sp=0xffe20bf8
[0772d9c4/X] sn_gt_handle_dns_failure() sp=0xffe20ca8
[0772dbd6/X] sn_gt_handle_dns_response() sp=0xffe20d88
[0a279491/X] vpnapi_query_cbk() sp=0xffe20e28
[0cd031b5/X] sn_msg_arriving_handle() sp=0xffe22f18
[0cce0906/X] sn_loop_run() sp=0xffe233c8
[0c9b5f75/X] main() sp=0xffe23438

Conditions:
Software version is 21.17.6 and lower.
Bug details contain sensitive information and therefore require a Cisco.com account to be viewed.

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