DB2 FOR LUW / DB2FORLUW / B50 - DB2

Trap during MinMaxInfo dump as part of the agent dump after a
query hit an error.
The direct cause of the trap is the code tries to dereference a
null pointer.

 Error -901 returned due to trap in
EvaluationRoutine::determineSelectDatatypes



-----Frame------ ------Address----- ------Function +
Offset------
0x0000101A38FE7360 0x000010000008FFAC pthread_kill + 0x006c
0x0000101A38FE7390 0x0000100002E2FA40
sqldDumpContext(sqeBsuEdu*, int, int, int, int, int, char
const*, void*, int) + 0x0150
0x0000101A38FE7B70 0x000010000A81B7E8 sqlrr_dump_ffdc(sqlrr_cb*,
int, int) + 0x0888
0x0000101A38FE7CD0 0x000010000BF7A8E8 sqlzeDumpFFDC(sqeAgent*,
unsigned int, sqlca*, int) + 0x00f8
0x0000101A38FE7D50 0x000010000BF7ADA8 sqlzeSqlCode(sqeAgent*,
unsigned int, unsigned long, unsigned int, sqlca*, int, unsigned
short, char*) + 0x0218
0x0000101A38FE7E50 0x000010000A93F430 sqlrrSqlCode + 0x02c0
0x0000101A38FE80C0 0x000010000318C800
ibm_cde::services::AssertionFailedException::done() + 0x0740
0x0000101A38FE8560 0x000010000318D98C
ibm_cde::services::AssertionFailedException::constructAndThrow(i
bm_cde::services::ComponentID, char const*, unsigned long, char
const*, char const*, ibm_cde::services::CdeOStringStream&)
+0x00ec
0x0000101A38FE8E00 0x0000100004A19EAC
ibm_cde::query::EvaluationRoutine::determineSelectDatatypes(...)
+ 0x02ec
0x0000101A38FE91E0 0x00001000052F39F8
0x0000101A38FE93F0 0x00001000052F7484
ibm_cde::query::Scheduler::Scheduler(..) + 0x04e4
0x0000101A38FE9550 0x00001000052F7D78
ibm_cde::query::acquireScheduler(runtimeSchedulerUsage,
SQLO_MEM_POOL*, ibm_cde::query::SyntaxTree*,
ibm_cde::query::QueryResources*,
ibm_cde::data::TableAccessorAllocator*,
ibm_cde::query::QueryInfoContainer*,
ibm_cde::query::HashPartitionResult*,
ibm_cde::query::JoinHashTableInfo*, unsigned short, void*,
sqlriCdeRetainedSchedulerHandle*, bool, unsigned int, unsigned
short, float) + 0x0328
0x0000101A38FE9760 0x0000100004A3B3F4
ibm_cde::query::EvaluationRoutine::formEvaluationRoutine(...)
+0x0214
0x0000101A38FE9920 0x00001000052FB240
ibm_cde::query::Scheduler::genSingleTableQuery(ibm_cde::query::S
yntaxTree*, ibm_cde::query::NLJoinControlBlock*) + 0x02a0
0x0000101A38FEA580 0x0000100005304070
ibm_cde::query::Scheduler::runSingleTableQuery() + 0x06c0
0x0000101A38FEBD50 0x000010000530731C
ibm_cde::query::Scheduler::runCompositeQuery() + 0x03fc

****************************************************************
* USERS AFFECTED:                                              *
* ALL                                                          *
****************************************************************
* PROBLEM DESCRIPTION:                                         *
* See Error Description                                        *
****************************************************************
* RECOMMENDATION:                                              *
* Modify after defect delivered                                *
****************************************************************

****************************************************************
* USERS AFFECTED:                                              *
* ALL                                                          *
****************************************************************
* PROBLEM DESCRIPTION:                                         *
* See Error Description                                        *
****************************************************************
* RECOMMENDATION:                                              *
* Modify after defect delivered                                *
****************************************************************

See Error Description

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

23.11.2020
01.04.2021
06.04.2021