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DB2 - Problem description

Problem IC72591 Status: Closed

WHEN ATTACHING DEBUGGER TO THE DB2SYSCS PROCESS, DB2SYSCS CRASHES WITH
STACK OVERFLOW.

product:
DB2 FOR LUW / DB2FORLUW / 970 - DB2
Problem description:
When attaching a Windows debugger (e.g. ADPlus, Windbg ) to the 
db2syscs process, the db2syscs process crashes in the debugger 
thread with STACK OVERFLOW exception. 
 
This happens to x64 versions of v97GA, v97fp1, v97fp2 and 
v97fp3. 
This does not happen to x86 32 bit versions of DB2.
Problem Summary:
**************************************************************** 
* USERS AFFECTED:                                              * 
* DB2 for X64 Windows                                          * 
**************************************************************** 
* PROBLEM DESCRIPTION:                                         * 
* When attaching a Windows debugger (e.g. ADPlus, Windbg ) to  * 
* the                                                          * 
* db2syscs process, the db2syscs process crashes in the        * 
* debugger                                                     * 
* thread with STACK OVERFLOW exception.                        * 
**************************************************************** 
* RECOMMENDATION:                                              * 
* Apply v97fp4                                                 * 
****************************************************************
Local Fix:
No workaround. 
Do not use the debugger to attach to the db2syscs.exe for these 
versions of DB2.
available fix packs:
DB2 Version 9.7 Fix Pack 4 for Linux, UNIX, and Windows
DB2 Version 9.7 Fix Pack 5 for Linux, UNIX, and Windows
DB2 Version 9.7 Fix Pack 6 for Linux, UNIX, and Windows
DB2 Version 9.7 Fix Pack 7 for Linux, UNIX, and Windows
DB2 Version 9.7 Fix Pack 8 for Linux, UNIX, and Windows
DB2 Version 9.7 Fix Pack 9 for Linux, UNIX, and Windows
DB2 Version 9.7 Fix Pack 9a for Linux, UNIX, and Windows
DB2 Version 9.7 Fix Pack 10 for Linux, UNIX, and Windows

Solution
This problem was first fixed in v97fp4
Workaround
not known / see Local fix
BUG-Tracking
forerunner  : APAR is sysrouted TO one or more of the following: IC72647 
follow-up : 
Timestamps
Date  - problem reported    :
Date  - problem closed      :
Date  - last modified       :
15.11.2010
28.04.2011
28.04.2011
Problem solved at the following versions (IBM BugInfos)
9.7.FP4
Problem solved according to the fixlist(s) of the following version(s)
9.7.0.4 FixList
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