3020308 - A select with IN list query reports Infected with signal 11 at s_execclearvar - SAP ASE

• Client process unexpected disconnected while executing a SELECT with an IN LIST
• The process became a zombie process.
• sp_who show the status of this connection as "infected".
• Errorlog contains an "Current process infected with 11" error in the module 's_execclearvar'.
• The following stacktrace includes the following functions and a message about the spid becoming a zombie:

kisignal
s_execclearvar
s_cleanframe
s_handle

Task xxxxxxxxx is made zombie because it cannot be cleaned up during its termination. This task may have resources allocated to it.

• Error 206 and 215 also observed in the PSS structure from shared memory dump or reported in the lasterror field in the stack trace.

SAP Adaptive Server Enterprise (ASE) 16.0 SP03 PL11

s_execclearvar, zombie, SIGSEGV, Error 206, Error 215, CR 824143, CR#824143, CR824143 , KBA , BC-SYB-ASE , Sybase ASE Database Platform (non Business Suite) , Bug Filed