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3134686 - Signal 11 with ubffreef when printing SQL text of a deadlock - SAP ASE

Symptom

  • ASE errorlog reports a signal 11 at address ubffreef
  • When trying to print the SQL text in a deadlock situation
  • ASE log entries inlcude :

Current process (0x4a3f022a) infected with signal 11 (SIGSEGV)
Address 0x000000010217b0d0 (ubffreef+0x1bc) ...

with a stack trace including functions :

ubffreef
()
prCONST_val
prE_PARAMs_buf
prSQLTEXT
lock__print_deadlockchain
lock__cleanup_deadlock_victim
lock__deadlock_postprocess
lock__perform_deadlock_search
lock_do_logical


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Environment

SAP Adaptive Server Enterprise (ASE) 16.0 SP03 & SP04

Product

SAP Adaptive Server Enterprise 15.7 ; SAP Adaptive Server Enterprise 16.0

Keywords

ubffreef, prCONST_val, prSQLTEXT, deadlock, CR 825970, CR825970 , KBA , BC-SYB-ASE , Sybase ASE Database Platform (non Business Suite) , Bug Filed

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