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2319422 - Signal 11 in smp_bufpredirty - SAP ASE

Symptom

  • User session terminates unexpectedly.
  • ASE errorlog reports an "infected with signal 11" error in the module smp_bufpredirty with a stack trace:

    Current process (0x4f91388) infected with signal 11 (SIGSEGV)
    Address 0x0x0000000000e192dd (smp_bufpredirty+0x18d) ...

  (offsets will vary by platform)

  • Stack trace contains the following modules:

    smp_bufpredirty
    plcblock__flush
    xls_flush_plcqueue
    plc__flush
    xls_preflush
    finishlog
    xact_commit

  Note: A complete stack trace is available under Attachments.


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Environment

SAP Adaptive Server Enterprise (ASE) 16.0 SP02

Product

SAP Adaptive Server Enterprise 16.0

Keywords

CR798625, CR#798625, 798625, SEGV, segmentation, storage, access, violation, fault, segfault, kisignal, stacktrace, registers, 'user log cache queue size', dbt_plcblockq_counter , KBA , BC-DB-SYB , Business Suite on Adaptive Server Enterprise , BC-SYB-ASE , Sybase ASE Database Platform (non Business Suite) , Bug Filed

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