3210652 - ASE reports message "ELC_VALIDATION_ERROR: Page not marked free" and signal 11

• ASE reports the following messages in errorlog:
  
  ELC_VALIDATION_ERROR: Page not marked free. pelc = 0x2aaac4510408, chunksize = 1 engine id = 204, validate_flag = 1
  ELC_VALIDATION_ERROR: Page not marked free. pelc = 0x2aaac4510408, chunksize = 1 engine id = 204, validate_flag = 2
  ELC_VALIDATION_FAIL_CORRECTION: Correcting the corruption, leads to 35090 number of page leak from Engine Id = 204, chunk size = 1
  ELC_VALIDATION_ERROR: Page not marked free. pelc = 0x2aaac4528ba0, chunksize = 1 engine id = 205, validate_flag = 1
  ELC_VALIDATION_ERROR: Page not marked free. pelc = 0x2aaac4528ba0, chunksize = 1 engine id = 205, validate_flag = 2
  ELC_VALIDATION_FAIL_CORRECTION: Correcting the corruption, leads to 36698 number of page leak from Engine Id = 205, chunk size = 1
  
  
• An infected with signal 11 also reported at the same time of the above messages with lasterror 1521:
  Current process (0x3cd36c5e) infected with signal 11
  Address 0x0x0000000001cc508b (dealloc_mergenode+0x3b)
  lasterror = 1521 
  dealloc_mergenode
  sortclean
  startsort
  sort
  LeStoreOp::_buildIndex
  LeStoreOp::_LeOpOpen
  LeDMLOp::printXMLCostMetrics
  LeSequencerOp::_LeOpOpen
  LeEmittOp::_LeOpOpen
  
  
• Same connection with the infected with signal 11 also report:
  Invalid OAM page (OAMINVALID_1) stat 4: pageno=492440, sdes_stat=16, pstat=0x101, dbid=159, pptnid=-653262849, pindid=0, expected ptnid=-84934657
  
  
• There maybe more ELC errors and signal 11 on other functions reported in ASE errorlog for other connections.
  Current process (0xe1b1d6b) infected with signal 11 (SIGSEGV)
  Address 0x0x00000000016dc57c (memfree+0x4c)
  
  Current process (0x375d5df2) infected with signal 11 (SIGSEGV)
  Address 0x0x00000000017bc30d (subp+0x4d)
  
  Current process (0xbeb7a05) infected with signal 11 (SIGSEGV)
  Address 0x0x0000000001dc5800 (s_cleanframe+0x2d0)

Adaptive Server Enterprise 16.0

CR826658, CR#826658, 826658 , KBA , BC-SYB-ASE , Sybase ASE Database Platform (non Business Suite) , Known Error