DB2 FOR LUW / DB2FORLUW / A50 - DB2

Crash may occur during CDE Join when processing a large amount
of data.
Crash stack will show similar to the following:

__intel_avx_rep_memset + 0x01b1
_ZNK7ibm_cde5query10ColumnDesc10extractColILb0ELb1EEEvPvPKlRmRj
+ 0x0063
_ZN7ibm_cde5query16ExtractEvaluatorILb1EE7processINS_5types7Inte
gerIaLb0EEENS4_12VarLenStringELb0ELb1EEEvv + 0x0570
_ZN7ibm_cde5query16ExtractEvaluatorILb1EE26processInputsSynchron
ouslyEv + 0x02b4
_ZN7ibm_cde5query9Evaluator8evaluateEbbRNS1_21EvaluatorRestartSt
ateEPNS0_19OptPredicateTrackerE + 0x03a9
_ZN7ibm_cde5query17EvaluationRoutine8evaluateEjP15sql_static_dat
a + 0x030c
_ZN7ibm_cde5query9Scheduler13evaluateChainEPNS0_17EvaluationRout
ineERm + 0x0284
_ZN7ibm_cde5query9Scheduler15runWorkerThreadEPvPi + 0x0363
...


Cleaned up stack shows as:

memset + 0x01b1
ibm_cde::query::ColumnDesc::extractCol(void*, long
const*, unsigned long&, unsigned int&) const + 0x0063
ibm_cde::query::ExtractEvaluator::process() + 0x0570
ibm_cde::query::ExtractEvaluator::processInputsSynchronous
ly() + 0x02b4
ibm_cde::query::Evaluator::evaluate(bool, bool,
ibm_cde::query::Evaluator::EvaluatorRestartState&,
ibm_cde::query::OptPredicateTracker*) + 0x03a9
ibm_cde::query::EvaluationRoutine::evaluate(unsigned
int,sql_static_data*) + 0x030c
ibm_cde::query::Scheduler::evaluateChain(ibm_cde::query::Evaluat
ionRoutine*, unsigned long&) + 0x0284
ibm_cde::query::Scheduler::runWorkerThread(void*, int*) + 0x0363
...

****************************************************************
* USERS AFFECTED:                                              *
* All Db2 Column Organized Users                               *
****************************************************************
* PROBLEM DESCRIPTION:                                         *
* See Error Description                                        *
****************************************************************
* RECOMMENDATION:                                              *
* Upgrade to DB2 LUW 10.5 Fix Pack 10 or later.                *
****************************************************************

not known / see Local fix

forerunner  : IT22780 
follow-up : 

Date  - problem reported    :
Date  - problem closed      :
Date  - last modified       :

18.10.2017
12.07.2018
12.07.2018