2512201 - Error 834 is raised leading to zombie process - SAP ASE

• During normal processing - Received three errors:

Error: 834, Severity: 20, State: 3
Illegal attempt to clean buffer: BUF=0x0000015a3314ab98, MASS=0x0000015a3314ab98, Buf#=0, page=0x0000015b2fd86800, dbid=69, Mass vdevno=251, vpage=177976, Buf lpage=177976, Mass stat=0x4211401, Buf stat=0x2, size=2048, cid=4 ('IMtempdb'), Pinned xdes=0x0000000000000000, spid=0.

• One of the errors also had a stack including:
  
  SQL Text: INSERT INTO #output ...
  ...
  bufunkeep_cache
  bufdbtlastlog
  log__newpage
  plc__flush
  log__change
  logchange
  ncinsert
  ins_insert
  insert_all
  LeRetnCode LeInsertOp::_LeOpNext
  LeRetnCode LeOperator::LeOpNext
  LeRetnCode LeEmitNoSndOp::_LeOpNext
  LeRetnCode LeOperator::LeOpNext
  LePlanNext

Note: Complete stacktrace is in Attachments section 'stacktrace.txt'

• All of the errors are on the in-memory database, 'IMtempdb'

SAP Adaptive Server Enterprise (ASE) 15.7 SP132

fault, segfault, kisignal, stacktrace, registers, cache, buffer, pgysical disk pages, memory , KBA , BC-SYB-ASE , Sybase ASE Database Platform (non Business Suite) , Problem