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2545318 - Signal 11 in bufawrite() under cm_writelogdes_upto_sequence() - SAP ASE 16.0

Symptom

  • Client connection is unexpectedly terminated.
  • ASE errorlog reports an "infected with Signal 11" error in the module bufawrite() with a stack trace:

Current process (0x3070085) infected with signal 11 (SIGSEGV)
Address 0x0x0000000001229d3e (bufawrite+0x4e), siginfo (code, address) = (1, 0x0x0000737463656a62)

  • The stack trace includes the following functions:

bufawrite 
cm_writelogdes_upto_sequence
bufwritedes_logsyslogs_finishlog
finishlog
xact__endxact
xact__commitxact

  Note: A complete stack trace is available under Attachments.


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Environment

  • SAP Adaptive Server Enterprise (ASE) 16.0
  • SAP Adaptive Server Enterprise Cluster Edition (ASE CE) 16.0

Product

SAP Adaptive Server Enterprise 16.0

Keywords

Sybase, SEGV, segment violation, storage access violation, kisignal, CR803955, CR#803955, 803955 , KBA , BC-SYB-ASE , Sybase ASE Database Platform (non Business Suite) , BC-SYB-ASE-CE , ASE Cluster Edition (Standalone) , Bug Filed

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