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2290097 - Signal 11 at Lop::lopProcessTree() when GROUP BY is used within subquery - SAP ASE

Symptom

  • A user query failed with message "Current process infected with signal 11" at Lop::lopProcessTree():

Current process (x251) infected with signal 11 (SIGSEGV)
Address x15e251 (Lop::lopProcessTree()+x24), siginfo (code, address) = (5, x7c724a6e869)

  • The stacktrace shows multiple calls to the module Lop::lopProcessTree().
     
  • The stacktrace includes the following modules:

 Lop::lopProcessTree()      
 lopGenerate()
 s_compile_stmt()
 execproc()

   Note: A full stack trace is available under Attachments.


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Environment

  • SAP Adaptive Server Enterprise (ASE) 15.7
  • SAP Adaptive Server Enterprise (ASE) 16.0

Product

SAP Adaptive Server Enterprise 15.7 ; SAP Adaptive Server Enterprise 16.0

Keywords

subquery, list, segmentation, fault, segfault, access, violation, SEGV, CR796566, CR#796566, 796566, storage, segfault, kisignal,  stack, trace, registers, group, constant, OptBlock::_OptInitProducerPj, OptBlock::OptPhaseInitPj, OptGlobal::GblAssignOptId , KBA , BC-SYB-ASE , Sybase ASE Database Platform (non Business Suite) , Problem

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