3280285 - Error: 707 and Infected with signal 11 at the same invalid address - SAP ASE

• Problem started days before with following error and stack trace:
  Error: 707, Severity: 20, State: 1
  server  System error detected during attempt to free memory at address 0x1e1c1d1234. Please consult the ASE error log for more details.
  
  mem_freepages
  mem__free_this_phdr
  memfree
  proc__deallocmem
  procrm
  s_recompile
  sequencer
  execproc
  s_execute
  sequencer
  execproc
  execrpc      
  
  
• Three days later another stack trace occurred:
  Current process (0x1d7f11ac) infected with signal 11 (SIGSEGV)
  kernel  Current Process is running on Engine 20
  kernel  Address 0x0x00007fdfeccb9e66 ((null)+0xeccb9e66), siginfo (code, address) = (1, 0x0x0000001e1c1d1234)
  PopBase::popSetProj                                           
  PopRidJoin
  PopNlJoin  
  PopSubqNary
  PopInsert 
  PopEmit 
  CgpGlobal::CgpGenerate()                                                                 
  Optimize                                                                                   
  s_compile_stmt                                                                                  
  s_compile
  
  
• The above two errors happened on the same failing address: 1e1c1d1234 
• The ASE server was NOT rebooted between the 2 above errors

• SAP Adaptive Server Enterprise (ASE) 16.0 SP03 
• SAP Adaptive Server Enterprise (ASE) 16.0 SP04

memory corruption    , KBA , BC-SYB-ASE , Sybase ASE Database Platform (non Business Suite) , Known Error