Cisco Bug: CSCup80232 - AF:sess/snx/drivers/sgw/sgw_drv // sgwdrv_handle_delay_ddn_value
Last Modified
Dec 25, 2016
Products (1)
- Cisco ASR 5000 Series
Known Affected Releases
14.0
Description (partial)
Symptom: found this crash in version 14.0(53636) ********************* CRASH #01 *********************** Assertion failure at sess/snx/drivers/sgw/sgw_drv.c:7113 Function: sgwdrv_handle_delay_ddn_value() Code: CRASH Proclet: sessmgr (f=87000,i=242) Process: card=7 cpu=1 arch=X pid=4985 cpu=~1% argv0=sessmgr Crash time: 2014-Jul-09+07:40:31 UTC Recent errno: 11 Resource temporarily unavailable Stack (121848@0xfffe0000): [f7e285a1/X] libc.so.6/kill() sp=0xfffe0348 [0a177367/X] sn_assert() sp=0xfffe0378 [0a1771a1/X] sn_assert_crash() sp=0xfffe03a8 [04e184ed/X] sgwdrv_handle_delay_ddn_value() sp=0xfffe0a48 [04e6b4f4/X] sgwdrv_pdn_fsm_st_connected_evt_modify_bearer_ind() sp=0xfffe8e18 [04e5b239/X] sgwdrv_run_pdn_fsm() sp=0xfffe9258 [04e0b4f3/X] sgwdrv_egtpc_event_dispatch() sp=0xffff1308 [06d628fe/X] egtpc_sap_dispatch_routine() sp=0xffff1338 [06cfb8db/X] egtpc_send_ind_evt() sp=0xffff19c8 [06d1c6f0/X] egtpc_handle_modify_bearer_req_msg() sp=0xffff2138 [06cd5074/X] egtpc_handle_tun_n_mob_mgmt_message() sp=0xffff22b8 [06ccd279/X] egtpc_handle_gtp_message() sp=0xffffaac8 [03ba52cb/X] sessmgr_egtp_handle_gtpc_message() sp=0xffffb3d8 [058d17f9/X] sessmgr_med_data_receive() sp=0xffffd618 [0a1ed847/X] sn_loop_run() sp=0xffffdba8 [0a015234/X] main() sp=0xffffdbe8 Conditions: Crash is seen in following 2 cases: 1. When MBR for IRAT Handover fails [MME-SGSN] followed by S1-Reestablish trigger from old node [MME] with delay value IE in MBR. 2. In multi-pdn case where MBR for IRAT Handover is received for only one PDN and before the 2nd PDN receives the MBR for HO, if MBR for S1-Reestablish trigger is received from old node [MME] with delay value IE.
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