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2383992 - Signal 11 in CgGenLava::CGConsScanOp() with a GROUP BY clause - SAP ASE

Symptom

  • After upgrade from ASE 15.7 SP132 to ASE 15.7 SP137
  • A query with a GROUP BY clause fails with an "infected with signal 11" error in the module CgGenLava::CGConsScanOp() followed by a stack trace:

Current process (0x113008a) infected with signal 11 (SIGSEGV)
Address 0x0x000000000255591e (CgGenLava::CGConsScanOp
(OptList<range*>&, OptList<tree*>&, short, short, short, int, OptList<tree*>&, OptList<CgpMixedDtypeSarg*>&, OptList<tree*>&, OptList<tree*>&, unsigned char, CgScanNaryNLJ*, CgpPop::CgpPartType, OptList<tree*>*, OptList<CgpMixedDtypeSarg*>*, OptList<tree*>*, int, bitstr*, vs_strategy*, vs_strategy*, range*, OptList<OptList<tree*>*>*, CgPartitions*, LeGInsOpInfo*, OptList<tree*>*, bool, rid*, OptList<tree:

  • Stack trace contains the modules:

CgGenLava::CGConsScanOp
CgpIndScan::_cgpCodeGen
CgpPop::cgpCodeGen
CgpScalar::_cgpCodeGen
CgpPop::cgpCodeGen
CgpSubqueryAttach::_cgpCodeGen
CgpPop::cgpCodeGen
CgpPop::prepareCodeGenCgp
CgpHashUnionDistinct::_cgpCodeGen
CgpPop::cgpCodeGen
CgpInsert::_cgpCodeGen
...

GenLava
s_compile_stmt
s_compile

  Note: A complete 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

CR803087, CR#803087, 803087, non-correlated, subquery, SEGV, segmentation, storage, access, violation, fault, segfault, kisignal, stacktrace, registers , KBA , BC-SYB-ASE , Sybase ASE Database Platform (non Business Suite) , Bug Filed

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