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Cisco Bug: CSCuw29955 - SM Crash : Assertion failure at sess/sgsn/sgsn-app/sm/sm_rab_mgmt.c

Last Modified

Dec 25, 2016

Products (1)

  • Cisco ASR 5000 Series

Known Affected Releases

17.3.2 19.2.d0 20.0.0 20.0.v0

Description (partial)

Symptom:
The session task restarted after encountering an unexpected error with the following stack trace:

Assertion failure at sess/sgsn/sgsn-app/sm/sm_rab_mgmt.c:1820
Function: SmAppFillSduParam()
Code: CRASH
Proclet: sessmgr (f=87000,i=84)
Process: card=13 cpu=0 arch=X pid=8209 cpu=~13% argv0=sessmgr
Crash time: 2015-Sep-06+07:01:05 UTC
Recent errno: 11 Resource temporarily unavailable
Stack (31512@0xffff6000):
[ffffe430/X] __kernel_vsyscall() sp=0xffff6ac8
[0af4a86f/X] sn_assert() sp=0xffff6b08
[0af4aa05/X] sn_assert_crash() sp=0xffff6b38
[0715697d/X] SmAppFillSduParam() sp=0xffff6b98
[0715ac7c/X] SmAppFillRabParam() sp=0xffff7138
[0725d271/X] SmAppFillRaFirstItm() sp=0xffff71b8
[0725d583/X] SmAppFillSetupModLst() sp=0xffff7238
[0725d960/X] SmAppRabAssgnReq() sp=0xffff72c8
[0726f455/X] SmAppSendRabAssignReq() sp=0xffff7868
[07326705/X] sma_serv_req_handle_mpdp_accept() sp=0xffff7e28
[070ba460/X] ProcessAccEvent() sp=0xffff7ed8
[0732bf14/X] sma_ssig_cfm() sp=0xffff8468
[07496f36/X] access_sm_handle_rcvd_smpdu() sp=0xffff8548
[0766779b/X] access_iu_handle_rcvd_sm_pdu_1() sp=0xffff85b8
[07664949/X] access_iu_handle_sm_msg_in_direct_transfer() sp=0xffff8a48
[0767212c/X] access_iu_handle_direct_transfer_msg() sp=0xffff9088
[076906b8/X] SNUiRptCnStInd() sp=0xffff9708
[0ccbf867/X] RaUiRptCnStInd() sp=0xffff9748
[0cca4d66/X] raLiCnDirectXfer() sp=0xffff9768
[0cc94637/X] RaLiSptDatInd() sp=0xffff9948
[0ce1bc87/X] SpUiSptDatInd() sp=0xffff9968
[0ce0abd4/X] spDat1Tx() sp=0xffff99d8
[0ce155d9/X] spLiDataTx() sp=0xffff9a48
[0cde6fe4/X] SpLiSntUDatInd() sp=0xffff9c48

Conditions:
This is observed when ASR5k runs the software version 17.3.2.
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