3025538 - Infected with signal 11 at bitstr::test - SAP ASE

• ASE reports the following errors and encounters "Current process infected with signal 11 at bitstr::test" which crashes the server while holding Pdes Chain Spinlocks.
• Many 701 errors reported in ASE errorlog:
  
  Error 701, Severity: 17, State: 3 "There is not enough procedure cache to run this procedure, trigger, or SQL batch. Retry later, or ask your SA to reconfigure ASE with more procedure cache."
  
  
• Many 1601 errors reported in ASE errorlog:
  
  Error 1601, Severity: 17, State: 3 "There are not enough 'user connections' available to start a new process. Retry when there are fewer active users, or ask your System Administrator to reconfigure ASE with more user connections."
  
  
• Current process infected with signal 11 (SIGSEGV) (bitstr::test(unsigned long) 
• The stack include the following:
  Spinlocks held by kpid 257895817
  Spinlock Pdes Chain Spinlocks at address 0x00002aaab6a17d00 owned by 257895817
  ******** End of stack trace, spid 18115, kpid 257895817, suid 1305
  End of spinlock display.
  pcstkwalk 
  ucstkgentrace
  ucbacktrace
  terminate_process
  kisignal
  bitstr::test
  CgLavaUtils::_updateMDAStats
  CgLavaUtils::CgGetCatalogInfo
  CgGenLava::CGConsScanOp
  CgpIndScan::_cgpCodeGen
  CgpPop::cgpCodeGen
  CgpScalar::_cgpCodeGen
  CgpPop::cgpCodeGen
  CgpPop::prepareCodeGenCgp
  CgpEmit::_cgpCodeGen
  CgpPop::cgpCodeGen
  GenLava
  s_compile_stmt
  s_compile
  sequencer
  tdsrecv_language
  onn_hdlr
  end of stack trace, spid 18115, kpid 257895817, suid 1305
  ueshutdown: exiting

SAP Adaptive Server Enterprise (ASE) 16.0

 bitstr::test, Pdes Chain , KBA , BC-SYB-ASE , Sybase ASE Database Platform (non Business Suite) , Bug Filed